Resumen de: CN121748454A
本发明属于大型火力发电厂节能减排与灵活性改造技术领域,公开了一种熔融碳酸盐高温燃料电池深度嵌合式碳捕集增效系统,包括烟气深度净化与组分优化子系统、MCFC阴极进气梯级加热子系统、熔融碳酸盐燃料电池电堆、阳极尾气处理与CO2捕集子系统、余热深度梯级回收子系统等;烟气深度净化与组分优化子系统,用于对经电厂原有环保岛处理后的原烟气进行末端精处理;MCFC阴极进气梯级加热子系统负责将深度净化后的低温烟气,加热至MCFC电堆所需的运行温度;阳极尾气处理与CO2捕集子系统用于处理燃料电池电堆产生的阳极排气。本发明通过多维度深度嵌合设计,将熔融碳酸盐燃料电池系统有机融入大型燃煤电厂现有框架,形成物质与能量高效内循环的综合增效系统。
Resumen de: CN121748431A
本发明提供了一种低流阻双极板及其制造方法,包括由天然石墨与树脂融合复合形成的基板,位于所述基板上一体设置有反应流场,包括由非直线型凸起与凹陷的组合或若干连续凹陷的组合形成的流场单元,通过使基板上一体设置的反应流场为非直线型凸起与凹陷的组合或若干连续凹陷的组合形成流场单元,且流道间的表面均布有凹陷的湍流河床,液流电堆工作过程电解液流径双极板反应区,在流道作用下大幅的降低了流阻、且使得液流能更均布的无流速差的布满整个反应场所;在凹陷的河床上电解液被搅动起来像湍流,得到与反应场所的碳毡有效充分的电化学反应,提高效率,消除极化不良因素,有利于提高双极板的稳定性和使用寿命。
Resumen de: CN121748424A
本发明公开了一种用于全碱性锰基开路液流电池的改性石墨毡电极及其制备方法,首先对石墨毡基体进行预处理,然后将预处理后的石墨毡基体置于电解液中进行电化学活化处理,最后将电化学活化处理后的石墨毡进行烘干处理,即得改性石墨毡电极。本发明制备方法简便,得到的改性石墨毡电极具有亲水性、电化学活性面积大、传质内阻小的特点,电极性能提升明显,能够提高普通石墨毡的电化学活性和表面润湿性,从而提高开路液流电池的倍率性能和稳定性。
Resumen de: CN121736150A
本发明提供一种燃料电池用树脂浸渍液的处理方法及应用。该处理方法,包括以下步骤:(1)记录初始树脂浸渍液中的引发剂含量a,测定初始树脂浸渍液的固化时间t0;(2)测定失活后的树脂浸渍液的固化时间t1;(3)计算引发剂补加量b=a×(t1‑t0)/t0,根据计算结果向失活后的树脂浸渍液中补加引发剂。本发明基于树脂浸渍液失活前后的固化时间变化计算引发剂补加量,该方法通过物理、化学、力学多维度验证,确保处理后的树脂浸渍液与失活前的初始树脂浸渍液的效果相差不大。本发明的处理方法简单易行,且很大程度地节省了成本。
Resumen de: CN121748432A
本发明公开了一种基于液体燃料重整的燃料电池高效热管理系统及方法,其中系统包括包括高位油箱,所述高位油箱通过出油管道与高温油泵相连接;所述高温油泵的出口端依次连接电加热器、燃油换热器、催化燃烧入口温度传感器、催化燃烧器、催化燃烧出口温度传感器、燃料电池油路入口温度传感器、高温质子交换膜燃料电池;所述高温质子交换膜燃料电池的后端连接油管与三通切向阀相连接;所述三通切向阀的一端与所述高位油箱的出油管相连接、另一端与散热器总成相连接。该系统实现了基于液体燃料重整的燃料电池系统的稳定输出;通过催化燃烧器对阳极尾气的处理,提高系统安全性及效率,通过催化燃烧气泵联合散热,提高系统在各工况条件下的可靠性。
Resumen de: CN121749818A
本发明涉及一种基于模型的燃料电池空压机高速电机控制台架及方法,所述控制台架包括空压机高速电机负载控制模型、大功率直流电源、三相两电平电机驱动器、电机快速原型控制器、上位机、永磁同步电机、电涡流制动器、转矩传感器及信号采集与编码单元。所述控制台架基于空压机MAP数据与负载转矩寻优算法构建负载控制模型,根据任意转速计算对应最高绝热效率点的目标负载转矩,并控制电涡流制动器进行精确负载模拟;同时,通过快速原型控制器将用户自定义控制算法自动编译部署至电机驱动器,驱动永磁同步电机在模拟负载下运行,结合高精度信号反馈,实现对控制算法的安全、高效、高保真实时闭环验证,显著缩短了研发周期。
Resumen de: CN121748405A
本发明公开了一种反应物预储存式线基微流体燃料电池,该燃料电池包括阳极、阴极以及分隔件,分隔件将阳极和阴极绝缘分隔。阳极具有多孔结构,阳极沿其轴向依次设有入口区及反应区,反应区负载有催化剂颗粒,阳极上负载有燃料颗粒,阴极用于提供氧化剂。其中,阳极在毛细作用下吸引溶剂,燃料颗粒与溶剂接触后溶解形成溶液,溶液在反应区的催化剂以及分隔件的作用下,发生电化学反应输出电流。电极集燃料和氧化剂的被动式运输、电化学反应场所和反应物储存为一体,仅外部提供溶剂即可启动电池,避免了传统的线基微流体燃料电池体积较大,降低电池集成度的问题,适合应用于目前许多类型的可穿戴电池中。
Resumen de: CN121748448A
本发明提供了一种燃料电池系统的尾排控制方法和燃料电池系统。该方法包括:获取燃料电池系统的实际输出功率和实际堆芯湿度;根据所述实际输出功率确定尾排阀的基准控制参数,其中,所述基准控制参数包括如下至少一种:所述尾排阀的开启周期和单次开启的持续时长;通过所述实际堆芯湿度确定控制参数修正值,以用于对所述基准控制参数进行修正;利用修正后的基准控制参数,对所述尾排阀进行控制。该方法在燃料电池系统的输出功率动态变化时,能够结合燃料电池系统的实际输出功率和实际堆芯湿度,自适应地调整尾排阀的控制参数,进而能够更好地适配燃料电池系统输出功率动态变化的工况需求,从而解决了现有技术中的问题。
Resumen de: CN121748434A
本发明涉及氢燃料电池技术领域,且公开了一种氢燃料电池的冷却水路的加热保温装置及方法,包括冷却水路主体,冷却水路主体的外侧固定连接有恒温层。本发明在冷却水路主体的外侧有恒温层,恒温层包括恒温壳体,恒温壳体通过恒温器一和恒温器二配合使用,保持冷却水路主体温度平衡,并且在冷却水路主体的一侧设置了加热结构,加热结构包括压力密封入孔,压力密封入孔连接了加热结构和冷却水路主体,然后冷却水路主体通过给水进口将水源输送至加热结构的内侧,蒸汽冷却段遮热板通过隔断板以及定距管的连接,将热量传输至疏水冷却段隔板,疏水冷却段隔板通过疏水出口将热量传输给冷却水路主体,起到加热的效果。
Resumen de: CN121748447A
本发明提供一种计算电解液中铁离子与铬离子物质的量之比的方法及其应用,计算电解液中铁离子与铬离子物质的量之比的方法,包括以下步骤:确定铁铬液流电池所使用的离子膜的离子交换容量IEC;设定电池的预期运行温度T及电解液的荷电状态SOC;根据下式n(Fe2+)/n(Cr3+)=0.1α+0.2β(T)+0.5γ(SOC)计算二价铁离子与三价铬离子的物质的量之比;α为基于离子膜离子交换容量确定的配比系数;β(T)为温度修正因子;γ(SOC)为与电解液荷电状态的关联因子。本发明能通过调节初始电解液中主要活性物质浓度比,以达到控制析氢、抑制铁铬液流电池容量衰减的效果。
Resumen de: CN121748433A
本发明涉及低品位余热利用领域,尤其是一种质子交换膜燃料电池余能回收的电‑汽联供系统,其包括,燃料电池单元;与燃料电池单元相连的热泵单元;与热泵单元相连的蒸汽闪蒸单元;与燃料电池单元和蒸汽闪蒸单元相连的补水单元;燃料电池单元为热泵单元提供热源;蒸汽闪蒸单元吸收热泵的热量,生产蒸汽;补水单元回收空气余热,加热补水,并将吸收余热的水通过蒸汽闪蒸单元输送至热泵单元,通过设置催化燃烧器回收未燃尽的氢气尾气热能,通过膨胀机回收空气尾气的压力能,通过空气‑水换热器回收空气尾气余热,将质子交换膜燃料电池全部余能进行了回收,从而提高了整体系统的能源利用率。
Resumen de: CN121734087A
本申请提供了一种支撑装置以及车辆。所述车辆上设置有散热器和储氢模块,所述储氢模块为交换式且位于所述散热器的下方,所述支撑装置置于所述散热器和所述储氢模块之间且在流体作用下具有膨胀状态和收缩状态;在所述膨胀状态下,所述支撑装置支撑所述散热器;在所述收缩状态下,所述支撑装置收缩以形成用于交换所述储氢模块的空间。在进行储氢模块的交换时,可以收缩支撑装置,从而能够确保进行储氢模块交换作业的空间。
Resumen de: CN121740981A
本发明公开电解电堆性能评估方法及设备。方法包括:获取电解电堆运行过程中在多个电流密度下测量得到的电化学阻抗谱;根据弛豫时间分布函数与电化学阻抗谱的阻抗数据的关系,确定电解电堆内部多个极化过程的特征频率段,根据特征频率段,确定电解电堆中溶液离子扩散过程、阴阳极的电荷转移过程和物质传输过程;进行性能评估。本发明利用弛豫时间分布方法通过识别不同的频率来量化不同的电化学过程,进而对电解电堆的全过程,如各部件内阻、离子传输过程、阴极和阳极反应动力学过程、气泡/电解质传输过程等内部电化学特征指标进行详细解析,以此来提高电解电堆的性能评估和故障诊断。
Resumen de: CN121748438A
本发明涉及一种液流电池电解液流量控制方法及系统,所述方法包括获取液流电池的初始参数数据;确定电解液的初始目标流量;根据电解液的初始目标流量、液流电池的初始参数数据,通过预设的流量拟合模型得出循环泵的初始目标工作频率,驱动循环泵以初始目标工作频率工作;持续采集液流电池的实时参数数据,并通过流量拟合模型更新电解液的实时流量;持续更新电解液的实时目标流量;通过流量拟合模型持续更新实时目标工作频率,并持续驱动循环泵根据实时目标工作频率调整工作频率实现电解液流量的全周期调控。本发明通过建立流量拟合模型,无需流量计即可实现流量的前馈计算与反馈调节,降低了系统的成本,提升了液流电池的运行可靠性与使用寿命。
Resumen de: CN121748457A
本发明提供一种能够抑制所生成的水积聚在氢出口附近的流路中的隔板。一种燃料电池用隔板,其在包围流路的边缘区域具有向流路侧凹陷的凹部,其中,在边缘区域形成有在氢出口孔附近氢流路的一部分连通的旁通流路,凹部与旁通流路连接。
Resumen de: CN121748428A
本发明提供一种长寿命双极板、其制备方法及应用,所述长寿命双极板包括:预埋在长寿命双极板中的自修复材料基体微球和自修复引发剂微球;所述自修复材料基体微球为包含自修复基体材料与聚偏氟乙烯的复合物;所述自修复引发剂微球为包含自修复引发剂、聚偏氟乙烯和高分子聚合催化剂的复合物;当双极板破裂时,所述自修复材料基体微球与自修复引发剂微球释放并接触,通过聚合反应固化修复双极板裂缝。本发明长寿命双极板内部预埋自修复基体材料微球与引发剂微球,当双极板产生裂纹时,微球破裂释放修复材料并聚合固化,实现双极板自修复,显著提升机械强度和寿命,进而降低维护成本。
Resumen de: CN121749828A
本发明涉及一种考虑膨胀能量回收的燃料电池透平空压机控制方法,构建包括转速外环自抗扰控制模块、电流内环解耦PI控制模块、转速信号滤波模块的控制系统;采用由转速环和电流环构成的控制结构,转速外环自抗扰模块在传统控制基础上引入了超局部方程与扩张状态观测器。通过超局部模型对系统状态和扰动进行建模,扩张状态观测器实时估计空压机系统中由负载转矩、反电动势和其他扰动引起的影响,并进行在线补偿;电流环采用基于自抗扰控制的策略,实时估算电流控制中的扰动,并进行补偿,从而提高电流控制精度和响应速度。通过转速滤波模块将转速传感器信号转换为机械电角度信号,通过延迟补偿机制减小系统控制延迟影响,确保空压机保持平稳运行。
Resumen de: CN121737632A
本发明公开了一种不锈钢双极板渗氮/氮化铬复合涂层及其制备方法,涉及燃料电池技术领域,其制备方法包括以下步骤:通过管式炉等离子体辅助渗氮在不锈钢表面形成富氮过渡层,再辅以磁控溅射沉积CrN涂层,构建“氮扩散层-CrN陶瓷层”复合结构。利用管式炉等离子体辅助渗氮这种新方法先进行第一步的渗氮,在不锈钢表面形成薄层的氮化铬,再通过磁控溅射直接在渗氮层的基础上制备反应溅射,制备致密的氮化铬涂层,实现涂层与基体间的化学键合与应力缓释,显著提升界面附着力与耐腐蚀协同性能。该方法兼具低温处理、工艺可控、成本适中等优势,为高性能金属双极板的表面改性提供了新思路。
Resumen de: CN121733014A
本发明涉及一种用来加工用于电化学单池的基底(12)的加工设备(10)以及一种用来借助于这样的加工设备(10)加工用于电化学单池的基底(12)的方法。提出了,借助于液体池(18)尤其主动式地冷却基底(12)。
Resumen de: CN121748407A
本发明的目的在于提供一种能够制作发电性能提高的燃料电池电极的催化剂墨水的制造方法。本发明涉及一种燃料电池用催化剂墨水的制造方法,其具备如下工序:使作为担持有催化剂的载体粒子的催化剂担持载体粒子分散于溶剂中来准备催化剂分散液;混合离聚物和挥发性溶剂来准备凝胶体;及搅拌混合所述催化剂分散液和所述凝胶体来制作催化剂墨水,控制搅拌速度及搅拌时间而进行所述催化剂分散液与所述凝胶体的搅拌混合。
Resumen de: CN121748455A
本申请提出了一种正极电解液及其制备方法以及全钒液流电池,所述正极电解液包括:活性物质,所述活性物质包括+5价钒离子;添加剂,所述添加剂包括碳材料,所述碳材料的至少部分表面具有修饰基团,所述修饰基团包括硝基、磺酸基、羰基、氨基、羧基和羟基的至少一种。由此,该碳材料能够抑制+5价钒离子团聚沉淀,提高+5价钒离子在正极电解液中的分散性,提高正极电解液的稳定性。
Resumen de: WO2025079675A1
Provided is a composite powder for use in gas diffusion layers which have sufficient gas permeability and water-discharging properties while keeping the interior of the MEA hydrous. The composite powder comprises: a polymer resin; and fibers and/or particles. The composite powder has an average porosity of 50-98 vol%.
Resumen de: WO2025047260A1
This precursor sheet for a fuel cell separator contains graphite particles, a particulate or fibrous water-insoluble resin, and a water-soluble resin. The content of the water-soluble resin is 0.8-18.0 parts by mass per 100 parts by mass of the graphite particles. The content of the particulate or fibrous water-insoluble resin is 19.0-63.0 parts by mass per 100 parts by mass of the graphite particles. The precursor sheet can be reverted into a slurry in an aqueous solvent, and thus it is possible to reuse defective articles and waste material generated during processing is made possible, and a separator that exhibits good strength, low volume resistivity, and high gas impermeability is obtained.
Resumen de: CN121748436A
本发明涉及固态储氢燃料电池技术领域,具体涉及一种固态储氢燃料电池尾气除湿系统及方法。其中除湿系统包括燃料电池排气口、冷凝组件和除湿组件。冷凝组件与燃料电池排气口相连,用于冷凝处理高温高湿尾气。除湿组件包括尾气通道和冷凝通道,冷凝通道设置在尾气通道外壁上进行热交换。冷凝通道通过鼓风器通入环境冷干空气,出气端排出的暖干空气与燃料电池供暖模块相连。除湿组件竖直安装在尾气出口上,下方连接集水箱。本发明的系统和方法相结合实现了高效除湿和余热回收双重功能,提高能源利用效率。
Resumen de: JP2024144417A
To realize synthetic functionalization of anthraquinone molecules substituted with at least one hydroxyl group or amino group.SOLUTION: According to part of embodiments of the present invention, synthetic functionalization of anthraquinone molecules occurs not chemically but electrochemically by using a divided electrolytic tank.SELECTED DRAWING: Figure 2
Resumen de: CN121735334A
本发明涉及水处理技术领域,具体公开一种分布式污水净化‑废热利用‑燃料电池集成系统,包括污水处理模块、太阳能集热发电装置、气体回收模块、过滤模块、海水蒸发模块和质子交换膜燃料电池;气体回收模块连接于过滤模块的上部;过滤模块的污水入口与污水处理模块相连通,用于对污水进行净化处理;海水蒸发模块设置在过滤模块外围,海水蒸发模块配置为通过热传导吸收过滤模块的污水热量,以蒸发淡化海水;质子交换膜燃料电池与过滤模块的净水出口连通,质子交换膜燃料电池用于接收净化后的净水并完成电能输出;该系统解决了传统技术领域中多系统功能割裂、资源利用率低、能耗冗余的核心痛点。
Resumen de: CN121748429A
本发明公开了一种用于闭式风冷燃料电池的集成流道双极板结构,属于燃料电池技术领域。该结构采用单块厚度为1.1mm的导电基板,通过双面非对称流道设计实现反应气体分配与散热功能的高度集成。其中,第一面加工有蛇形反应流道,第二面加工有平行散热流道。两块所述双极板以反应面相对方式组装,中间夹持膜电极,其中一块板的散热流道与另一块板反应面的背部实体区域互补,共同构成总深度约1mm的完整冷却风道。该结构具有极致紧凑、散热效率高、结构强度好、工艺简单、成本低的优点,适用于高功率密度闭式风冷燃料电池系统,能够有效提升电堆的整体性能与可靠性。
Resumen de: CN121748427A
本发明属于质子交换膜燃料电池技术领域,具体涉及一种膨体聚四氟乙烯(ePTFE)增强的含氟共聚物质子交换膜的制备方法。本发明以ePTFE为增强相,原位聚合全氟乙烯基磺酰氟单体、氟烯烃与乙烯基醚单体,在加热或光照条件下通过自由基聚合反应制备得到聚合物膜,经过水解酸化后的聚合物膜可以直接用作质子交换膜。本发明具有操作简便、反应条件温和、成本低等优点,且所制备的质子交换膜力学性能良好、质子传导率高、稳定性良好,为质子交换膜合成提供了一条新途径。
Resumen de: CN121748435A
本发明公开了一种基于液体燃料重整的燃料电池空气供给系统及运行方法其中系统包括:空气过滤器,所述空气过滤器的输出端通过气体管道与空压机相连接,所述空压机的出口端通过气体管道与冷却器相连接,所述冷却器的出口端与气体缓冲罐相连接,所述气体缓冲罐的输出端连接两类输出管路,其中第一类为燃料电池供气路,包括第一燃料电池空气路调节阀、第二燃料电池空气路调节阀、第三燃料电池空气路调节阀、第N燃料电池空气路调节阀,所其中第二类为燃料处理器供气路。其中该系统由单台空压机匹配多台高温质子交换膜燃料电池及燃料处理器,简化系统流程,减少部件,提高系统可靠性;启动阶段通过调节空压机转速与燃料处理器空气路调节阀有效通径匹配,避免了空压机的喘振,延迟系统寿命。
Resumen de: WO2025068713A1
The specification describes bilayer electrolyte membrane comprising: a first layer comprising a polymer electrolyte having particles of a recombination catalyst dispersed therein; and a second layer comprising a polymer electrolyte not having any recombination catalyst dispersed therein; wherein the thickness of the bilayer electrolyte membrane is 40-60 µm; the concentration of recombination catalyst in the first layer is 1-100 µg/cm2; and the bilayer electrolyte membrane is a single coherent polymer film. Also described is a method for preparing the bilayer electrolyte membrane, a catalyst coated membrane for an electrochemical device comprising the bilayer electrolyte membrane, and a fuel cell comprising the catalyst coated membrane.
Resumen de: WO2024261031A1
The invention relates to an electrochemical system (1), in particular an electrolysis system, comprising at least two modules (2), in particular electrolysis modules, each comprising at least one stack (19) which is connected to a main supply line (4) via a supply line (3) for supplying a medium, in particular water, wherein a respective at least one valve (5, 6, 7) is arranged in the supply lines (3) for switching a bypass (8) a) for bypassing the respective module (2) and/or the at least one stack (19) of the module (2) and/or b) for limiting, in particular throttling, the through-flow in the direction of the respective module (2) or the at least one stack (19).
Resumen de: CN121748437A
本发明公开了一种固态储氢燃料电池冷启动系统,包括加氢机、固态储氢装置、燃料电池系统及固态储氢辅件。固态储氢装置由固态储氢模块与中压储氢罐组串联构成,二者之间设置单向阀以防止氢气回流。系统在低温冷启动时,首先利用中压储氢罐组中储存的中压氢气经减压阀减压后供给燃料电池系统启动,使电堆在短时间内产生热量;随后,该热量经管路传递至固态储氢模块,对其进行加热以促使氢气释放,并通过单向阀补充至中压储氢罐组,实现储氢与释氢的循环联动。本发明通过固态储氢模块的热回馈加热,实现低温环境下的快速启动和稳定释氢,有效解决了传统固态储氢在低温条件下氢释放迟滞和燃料电池无法启动的问题。
Resumen de: DE102024209266A1
Die Erfindung betrifft ein Brennstoffzellensystem (100), umfassend wenigstens einen Brennstoffzellenstack (101) sowie wenigstens ein Luftsystem (10), das Luftsystem (10) umfassend einen dem wenigstens einen Brennstoffzellenstack (101) vorgelagerten Zuluftpfad (11) sowie einen dem wenigstens einen Brennstoffzellenstack (101) nachgelagerten Abluftpfad (12), wobei das Luftsystem (10) wenigstens einen Wärmeübertrager (13) zur Wärmeübertragung zwischen einem in dem Zuluftpfad (11) geführten Fluidstrom und einem in dem Abluftpfad (12) geführten Fluidstrom umfasst, wobei das Luftsystem einen Entnahmepfad (14) zur Entnahme eines Fluidstroms aus dem Abluftpfad (12) an einer Entnahmestelle (14.1) umfasst und wobei die Entnahmestelle (14.1) in dem Abluftpfad (12) stromab des Wärmeübertragers (13) angeordnet ist.
Resumen de: CN121748456A
本发明提供了一种具有梯度孔结构与杂元素掺杂电极材料及其制备方法和应用,属于全钒液流电池储能技术领域。本发明的方法包含如下步骤:将原丝纤维毡进行预氧化处理、碳化处理,得到碳纤维毡;将碳纤维毡在活化液中浸渍后烘干、煅烧处理,多孔碳毡进行石墨化处理,得到多孔石墨毡;将多孔石墨毡顺次在二氧化碳氛围和空气氛围下进行活化处理,得到梯度孔活化毡;将梯度孔活化毡在杂元素溶液中浸渍后煅烧处理,得到具有梯度孔结构与杂元素掺杂电极材料。本发明的方法得到了兼具良好亲水性、高比表面积、梯度孔隙结构、高能量效率和长循环稳定性的具有梯度孔结构与杂元素掺杂电极材料。
Resumen de: CN121748446A
本发明涉及一种液流电池电解液管理与SOH优化控制方法及系统,所述方法包括获取液流电池的SOC值、流量、温度、电流和电压数据;根据预设的动态流量优化算法计算最优流量设定值;根据电解液的流量和最优流量设定值,调节液流电池的循环泵,使得电解液的流量精准跟踪最优流量设定值;计算容量衰减因子与电解液健康因子,计算液流电池的SOH值;当液流电池的SOH值达到预设报警阈值时,更新预设的动态流量优化算法中的计算参数。本发明通过动态流量优化算法实时计算最优流量设定值,实现电解液流量与电池实际反应需求的精准匹配,实现自适应控制,延长电池的使用寿命。
Resumen de: WO2025127816A1
An example embodiment of the present disclosure provides a separator for an electrochemical device including a fluid inlet, a fluid outlet, and a plurality of streamlined walls configured to provide at least a portion of a flow path connected to the fluid inlet and the fluid outlet, and at least two of the plurality of streamlined walls, including one streamlined wall closer to the fluid inlet than another streamline wall, have a shape in which straight lines connecting one end and the other end are not parallel to each other.
Resumen de: WO2024236080A1
There is provided a membrane electrode assembly (MEA) for an electrochemical devices, such as for fuel cells and electrolyzers, particularly for polymer electrolyte membrane (PEM) fuel cells, said membrane electrode assembly comprising a composite electrolyte membrane comprising a reinforced electrolyte layer comprising at least one porous support, the porous support being at least partially imbibed with a first ion exchange material; and a first electrode comprising a reinforced electrode layer comprising a porous support, the porous support being at least partially imbibed with a first catalyst and a second ion exchange material, wherein the composite electrolyte membrane is in contact with the first electrode. Also provided is a composite electrolyte membrane, which can be used in the manufacture of the membrane electrode assembly and a fuel cell and electrolyzer comprising such a membrane electrode assembly. A method for the manufacture of the membrane electrode assembly, and a membrane electrode assembly obtainable by such a method are also disclosed.
Resumen de: CN121748411A
本申请属于液流电池储能技术领域,具体涉及一种提升循环稳定性和电化学性能的液流电池电极及制备方法。该制备方法包括:将预处理的石墨毡,经碱处理,酸处理,得到多孔电极材料并进行浸渍处理,经聚合反应和加热固化处理,获得热响应自修复和纳米增强材料涂层修饰的电极材料;将其经前驱体溶液处理,获得具有氧化钽纳米结构基底的电极材料;使用六水合硝酸钕、六水合硝酸铈、乙二醇去离子水溶液的混合液,浸渍具有氧化钽纳米结构基底的电极材料,经分段式升温处理,获得提升循环稳定性和电化学性能的液流电池电极。该电极兼顾了高活性与长寿命,有利于电池能量效率、功率密度及长期循环稳定性的提升。
Resumen de: CN121748416A
本发明公开了一种Fe‑N‑C@MXene复合材料及其合成方法和在微生物燃料电池的应用。所述方法采用原位生长策略,在单层Ti3C2Tx MXene表面构筑MIL‑101(Fe),形成界面结合良好的MIL‑101(Fe)@MXene复合材料,再引入三聚氰胺作为氮源,通过高温热解实现协同氮掺杂与碳化,构建具有高比表面积与丰富活性位点的Fe‑N‑C@MXene复合材料。本发明的Fe‑N‑C@MXene复合材料不仅具备优异的导电性和结构稳定性,还具有多级孔道和高密度的电催化活性中心,有效促进氧气扩散和界面反应动力学。在MFC性能测试中,其作为阴极催化剂显著提升了电池输出电压和最大功率密度,超过了商用Pt/C催化剂,表现出广阔的应用前景。
Resumen de: CN121748452A
本发明公开了一种增强型复合质子交换膜及其用途。制备时,先将聚合物增强骨架浸泡于多巴胺溶液中进行表面改性后清洗烘干,从而在其表面形成亲水性的聚多巴胺涂层,得到多巴胺亲水改性聚合物骨架;随后,将磺酸树脂溶液涂布于所述改性骨架的两侧,经烘干及热退火处理后,获得增强型复合质子交换膜。本发明通过聚多巴胺修饰涂层有效改善了ePTFE骨架的亲水性和表面极性,显著促进了聚合物骨架与磺酸树脂之间的界面结合,所制备的复合膜具有高机械强度、优异的阻钒能力和长期稳定的液流电池性能,并且该增强膜能够在不牺牲核心性能的前提下实现显著减薄,实现性能与成本最佳平衡,在全钒液流电池领域具有广阔的应用前景。
Resumen de: CN121744990A
本发明公开了一种质子交换膜燃料电池气体供给系统建模与优化控制方法,属于氢能源动力技术领域。本方法包括建立质子交换膜燃料电池气体供给系统的非线性状态空间模型;通过实验确定系统在不同负载电流下的最佳氧气过量比,并拟合为关于负载电流的参考函数;基于非线性状态空间模型,构建以跟踪最佳氧气过量比和最小化阴阳极压差为控制目标的模型预测控制问题,并表述为带约束的二次规划问题;采用交替方向乘子法对二次规划问题进行分解与迭代求解,得到当前控制周期的最优控制输入并作用于系统。本发明有效解决了传统模型预测控制因计算量大而难以在车载控制器中实时部署的问题,从而实现对质子交换膜燃料电池气体供给系统的高效、精准协同控制。
Resumen de: CN121748420A
一种燃料电池膜电极及燃料电池,属于燃料电池领域。燃料电池膜电极包括依次层叠设置的阴极扩散层、阴极催化层、质子交换膜、阳极催化层、阳极微孔层以及第一基底层,阳极微孔层中的抗氧化剂的质量占比≤5%,阳极微孔层的表面接触角‑第一基底层的表面接触角=5°‑10°,阳极微孔层的表面接触角‑阳极催化层的表面接触角=5°‑15°。燃料电池膜电极具有兼顾优良的耐久性以及本征性能。
Resumen de: CN121748450A
本申请涉及离子膜技术领域,主要提供一种离子传导膜及其制备方法、以及一种液流电池。该离子传导膜包括:5‑15质量份的环糊精、70‑90质量份的磺化聚合物、4‑15质量份的含氟聚合物。由本申请技术方案的离子传导膜形成的液流电池具有较高的的离子电导率,从而实现并维持高功率密度运行。
Resumen de: CN121738983A
本发明提供了一种提高SOFC系统高温绝缘阻值的螺栓紧固结构,包括不锈钢底板、保温板、不锈钢顶板、螺杆、绝缘套管、上紧固绝缘组件和下紧固绝缘组件;保温板设置在不锈钢底板和不锈钢顶板之间,不锈钢底板、保温板和不锈钢顶板上设置有贯穿孔;绝缘套管放在贯穿孔内;螺杆穿在绝缘套管中,上紧固绝缘组件通过上螺帽抵紧在螺杆上部与不锈钢顶板之间的上紧固面上,下紧固绝缘组件通过下螺帽抵紧在螺杆下部和不锈钢底板之间的下紧固面上,绝缘套管抵紧在上紧固绝缘组件和下紧固绝缘组件之间。本发明的优点从整体结构上阻断金属部件直接导通路径,兼顾系统连接紧固性与高温作业持续性,解决单纯依赖材料难以稳定高温绝缘的核心问题。
Resumen de: CN121748442A
本申请涉及一种燃料电池氢气泄漏预测方法、系统和车辆,包括:燃料电池系统运行时,若阳极电堆氢气入口处的当前压力值与目标压力值的差值小于或等于预设数值,则监测氢比例阀的当前开启持续时间和当前开启时间间隔;基于氢比例阀的当前开启持续时间与当前开启时间间隔、上一时刻的开启持续时间和上一时刻的开启时间间隔,计算当前开启持续时间与上一时刻的开启持续时间的第一差值,计算当前开启时间间隔与上一时刻的开启时间间隔的第二差值;根据第一差值和第二差值判断燃料电池系统是否存在氢泄漏,在燃料电池系统存在氢泄漏情况下确定氢泄漏等级,根据氢泄漏等级进行分级处理。在检测氢泄漏同时采取安全有效的处理方式,降低燃料电池系统成本。
Resumen de: CN121748408A
本申请涉及一种用于提升空冷膜电极制备效率的工艺,属于氢燃料电池技术领域。该工艺采用涂布、转印与喷涂相结合的方式:先通过涂布在质子交换膜阴极侧形成致密的内层催化层,其采用介孔或高活化极化催化剂,载量为0.16‑0.25mg/cm²;再通过转印在阳极侧形成载量为0.10‑0.15mg/cm²的催化层;最后通过喷涂在阴极内层上形成疏松的外层催化层,其采用普通铂碳催化剂,载量为0.15‑0.20mg/cm²。所述三种工艺所用浆料采用同种树脂和同种溶剂以确保界面兼容性。本发明构建了“内密外疏”的梯度结构,解决了空冷膜电极高性能与低成本、高效率生产难以兼得的矛盾,同时提升了电池的输出性能和耐久性。
Resumen de: CN121739281A
本发明提供了一种车载快速放氢用储氢装置及其使用方法,一种车载快速放氢用储氢装置,包括:罐体、液体循环机构以及电热机构,所述液体循环机构以及所述电热机构均安装在所述罐体的外侧壁上。放氢时通过高效地电加热及热水循环机构外部供热,提升温度,从而加快反应速率实现快速放氢。吸氢时通过外部通冷水降温的方式带走热量,降低合金床层温度从而提升吸氢反应速率。通过设计液体循环机构以及电热机构改善换热效果,提高了储氢合金的瞬时放氢速率,解决了固态合金储氢装置热量传递效率低下且放氢速率缓慢的问题。
Resumen de: CN121748430A
本发明公开了一种双极板的仿形热压贴合方法及热压装置,属于石墨双极板制造技术领域。所述方法包括以下步骤:将压合设备的工作面设置为与待贴合单极板的胶道区域的受力面相互补的仿形结构,以便在压合过程中能够压实胶道区域对应的单极板;并且,在压合过程中对胶道中的胶水进行供热,使胶水发生预固化,防止或减少胶水出现流变现象。本发明在将两块单极板压合形成双极板过程中能够压实胶道区域对应的部位,整个胶道区域受力均匀,避免局部压力缺失或过载,从而确保粘连效果;同时,在压合过程中对胶水进行供热可使胶水发生预固化,减少其发生流变的趋势,胶水的流动在压合全程处于受控状态,最终确保产品的生产质量。
Resumen de: CN121748440A
本申请公开燃料电池冷却液安全检测系统及方法,涉及燃料电池技术领域,包括:电堆、冷却循环管路、多个电导率传感器以及数据处理单元。冷却循环管路连接至电堆,多个电导率传感器被分成若干组,每组至少两个电导率传感器设置于冷却循环管路中散热器、去离子器及PTC中至少一个关键部件的冷却液入口侧与出口侧,用于同步采集该部件工作前后冷却液的电导率信号。所有电导率传感器均与数据处理单元通信连接,由该单元接收并处理所述信号。系统通过在多部件前后实施对比监测,实现了对冷却液电导率变化的部件级定位与在线评估,有效解决传统单一测点监测方式无法区分污染来源、故障定位困难的问题,提升了燃料电池系统运行维护的精准性与安全性。
Resumen de: AU2024338643A1
The invention relates to a double-tube heat exchanger for heating a cryogenic fluid, in particular cryogenic hydrogen, said heat exchanger comprising an outer tube and an inner tube located inside the outer tube, the inner tube being designed to allow the flow of the cryogenic fluid, and a gap between the inner tube and the outer tube being designed to allow the flow of a heat exchange medium, the double-tube heat exchanger also comprising an intermediate piece (240) which surrounds the inner tube and is positioned in the gap, the intermediate piece (240) having an at least substantially cylindrical main body (242) with a longitudinal axis (L), the main body (242) having a through-opening (246) along the longitudinal axis (L), through which through-opening the inner tube is guided, the intermediate piece (240) having fins (244) on an outer side of the main body (242) which extend at least substantially parallel to the longitudinal axis (L) and are oriented radially with respect to the longitudinal axis (L), and the intermediate piece (240) being clamped onto the inner tube.
Resumen de: CN121748458A
本发明公开了一种无泄露无碳毡无双极板的新型电堆,属于全钒液流电池储能技术领域。该电堆以耐强酸性、抗钒离子溶胀的质子交换膜为核心功能件,其两端密封固定于支撑管件形成管程通道,电堆壳体与质子交换膜之间形成壳程通道,管程与壳程分别通入正、负极全钒电解液且总截面积相等;质子交换膜内外侧均设置抗钒腐蚀导电电极,电堆摒弃传统碳毡电极和双极板结构,采用全密封设计。本发明解决了传统电堆双极板腐蚀、碳毡钒吸附、电解液泄露等技术缺陷,实现钒离子截留率≥99.5%、泄露率≤0.01mL/(hL)、能量效率≥80%、循环寿命超20000次的技术效果,全生命周期成本降低35%以上,适用于大规模储能、新能源并网等场景,具有显著的经济和环保价值。
Resumen de: CN121748453A
本发明公开了一种基于连接键局域柔性的磷酸型共价有机框架质子交换膜的制备方法,包括:磷酸型胺单体的制备,共价有机框架纳米片的合成和磷酸型共价有机框架膜的制备,其中的磷酸型胺单体选用3,5‑二肼羰基苯磷酸、2,5‑二氨基苯磷酸和2,5‑二肼羰基苯磷酸,通过改变连接键种类和键角调控磷酸型iCOF可控的局域柔性,赋予传导单元更强的局域运动能力,使得柔性iCOF纳米片在低湿条件下通过局域运动维持短氢键网络连续性,纳米片自组装成的离子型共价有机框架膜(iCOFMs)在高温高湿下展现优异的质子传导率,低湿度下维持较高的质子传导率。同时,局域柔性赋予iCOFMs更强的机械强度,确保在电池装置中的工作稳定性。
Resumen de: CN121739436A
本发明公开了地热驱动的燃料电池与跨临界二氧化碳循环热电联产系统,包括相连接的地热采暖循环子系统、高温质子交换膜燃料电池子系统和跨临界二氧化碳循环子系统;地热采暖循环子系统为高温质子交换膜燃料电池子系统的反应工质预热并作为建筑采暖系统的热源,高温质子交换膜燃料电池子系统排放的余热作为跨临界二氧化碳循环子系统的热源,跨临界二氧化碳循环子系统通过喷射器、气液分离器和第一增压泵形成自冷凝循环机构。本发明实现对中低温地热能的高效梯级利用,实现电能与热能的协同产出,能够突破传统热机受到的卡诺循环限制,有效提高系统综合能效;还可实现跨临界二氧化碳循环的自冷凝,克服了二氧化碳在常规冷凝条件下受限的问题。
Resumen de: US20260088312A1
A method for manufacturing a membrane electrode assembly (MEA) for an electrochemical cell, includes providing: a layer including a gas-diffusion layer and a microporous layer, a layer as a membrane layer coated with catalysts including a proton exchange membrane on which a catalyst layer is applied on both sides, and a layer including a gas-diffusion layer and a microporous layer, each as a web-shaped material. The three layers are brought together such that a web-shaped 7-layer membrane electrode assembly is formed and laminated. A web-shaped carrier layer is provided and fed to the web-shaped 7-layer membrane electrode assembly such that the assembly rests on the web-shaped carrier layer. The web-shaped 7-layer membrane electrode assembly is fabricated by cutting out a desired contour so that individual sheet-like 7-layer membrane electrode assemblies are created.
Resumen de: CN121748451A
本发明公开了一种具有三维纳米纤维骨架的超薄凝胶复合质子交换膜的制备方法。该质子交换膜以静电纺丝技术制备的PTFE基三维纳米纤维骨架作为机械支撑体,通过真空浸渍将SPEEK基半交联凝胶复合于骨架孔隙中,形成稳固的“骨架‑凝胶”互穿网络结构。所述制备方法关键在于:通过低固含量、高取向静电纺丝与轻度烧结技术,获得高孔隙率、厚度仅3‑10 μm的超薄高强纳米纤维骨架膜;进而通过配制SPEEK凝胶前驱体溶液,经真空浸渍、可控刮膜、水化膨胀及后处理,在骨架内形成2‑8 μm厚的连续质子传导凝胶相,最终得到总厚度为5‑15 μm的复合膜。该复合膜兼具超薄结构、高机械强度、低溶胀率、优异界面稳定性及高质子电导率,特别适用于高温质子交换膜燃料电池。
Resumen de: CN121748444A
本发明涉及一种开放式空冷型燃料电池空气流量协同控制方法,属于燃料电池控制技术领域,方法包括:获取燃料电池运行的环境参数与电化学参数;分别通过反应过程水平衡模型与散热过程热平衡模型,确定满足反应所需的第一参考空气流量与满足散热所需的第二参考空气流量;对两者进行协同比较处理,确定目标空气总流量;进而基于该目标流量生成调节空气供应装置的控制信号,并通过该控制信号调节空气供应装置的输出流量。本发明针对开放式空冷型燃料电池反应与散热的特点,提出了一种协同决策的控制方法,实现了空气流量的动态精准调控,有效提升了电池的水热管理性能与运行稳定性。
Resumen de: CN121736144A
本发明公开了一种锂化交联菊糖及其制备方法和在有机/无机复合固态电解质中的应用,涉及聚合物和固态电解质技术领域。本发明所提供的锂化交联菊糖,首先以六偏磷酸钠等作为交联剂使菊糖交联,随后加入锂盐通过离子交换的方式使交联菊糖锂化后制备得到,其能够提高有机/无机复合固态电解质中有机/无机界面的稳定性,提高有机电解质和无机电解质的复合强度,同时其三维交联结构能够向电解质基体中引入额外的锂离子传输通道。基于此,本发明所制备的复合电解质能够具有显著提高的离子电导率和更宽的电化学窗口。
Resumen de: CN121741238A
本申请公开了一种电压巡检辅助连接工装及电压巡检装置装配方法,解决相关技术中连接器与极耳对插装配效率低的技术问题。电压巡检辅助连接工装包括第一工装件和第二工装件,两个工装件均包括主体以及设于主体上且沿极耳的排列方向间隔设置的梳齿部;在第一工装件和第二工装件固定连接的情况下,第一梳齿部与对应的第二梳齿部在极耳的排列方向交错设置、且夹设于极耳的两侧,第一梳齿部、极耳和第二梳齿部在极耳的排列方向上的投影具有重叠区域。该重叠区域能够对极耳进行矫形,实现单电池极耳实际间距与理论间距统一,从而提高了连接器与极耳对插装配的装配效率和精度。
Resumen de: CN121734193A
本申请公开了一种车辆的控制方法、计算机装置和车辆,车辆包括燃料电池系统、具有风扇的散热器、以及与散热器相对地设置的储氢模块,散热器对流经燃料电池系统的冷却水进行冷却,该控制方法包括:获取燃料电池系统的第一温度和储氢模块的第二温度,并根据第一温度和第二温度对风扇进行控制。由于风扇可以带动散热器和储氢模块周围空气的流动,从而实现了通过控制散热器的风扇兼顾燃料电池系统和储氢模块的温度调节。
Resumen de: CN121748449A
本发明属于质子交换膜燃料电池技术领域,公开一种扭曲结构的咪唑类高温质子交换膜及其制备方法。以1‑甲基‑1H咪唑‑2‑甲醛、1‑乙基‑1H咪唑‑2‑甲醛、1‑丙基‑1H咪唑‑2‑甲醛、1‑丁基‑1H咪唑‑2‑甲醛中的一种、四甲基四氢‑螺二茚满‑二醇,三氟乙酸、三氟甲烷磺酸为催化,缩聚合成共聚聚合物,为具有螺环扭曲微孔结构的全碳骨架芳香族聚合物,得到共聚物膜材料。共聚物膜材料进行磷酸掺杂。本发明制备成本低,反应条件温和,膜材料具有更紧凑或更致密的结构,透明、均一致密,具有良好的导电性能和机械性能。
Resumen de: CN121748441A
本申请公开了一种电池单低原因排查方法,方法包括:在待检测电堆出现单低现象时,对待检测电堆进行断路和短路排查;若断路和短路排查指示待检测电堆不存在断路和短路问题时,对待检测电池进行膜电极穿孔排查;若膜电极穿孔排查指示待检测电堆不存在膜电极穿孔问题时,确定待检测电堆的单低位置;基于单低位置对应的排查策略对待检测电堆进行排查。在本申请实施例中,首先判断单低是否为短路断路造成,其次判断是否为膜电极穿孔,其他可能原因具体根据单低位置针对性排查处理,通过对单低原因导致的灾难后果严重程度和发展速度列出排查优先级,可以针对不同情况对应处理,有助于快速判断单低原因,阻止单低情况发生严重后果。
Resumen de: CN121736211A
本发明提供一种基于新戊烷交联哌啶的聚合物膜及其制备方法与应用,属于高分子材料技术领域。制备方法包括如下步骤:将酮基反应物与芳香族反应物溶于第一有机溶剂,在酸催化剂作用下反应,随后加入第一沉淀剂中沉淀、洗涤和干燥,得到聚芳基哌啶的聚合物粉末;随后溶于第二有机溶剂,加入第一甲基化试剂和碱性试剂反应,加入第二沉淀剂沉淀、洗涤和干燥,得到部分季铵化聚合物粉末;随后溶于第三有机溶剂,加入新戊烷交联剂反应后蒸发,得到部分季铵化的新戊烷交联聚合物膜;随后溶于第四有机溶剂,与第二甲基化试剂反应后蒸发,得到含有新戊烷交联哌啶的聚合物膜。本发明制备方法简单,原料获取便捷,适用于燃料电池或电解水等领域。
Resumen de: CN121748439A
本发明涉及新能源汽车燃料电池技术领域,具体提供了一种燃料电池系统的自适应抗干扰控制方法及系统,该方法包括:启动燃料电池系统,并实时采集至少一个外部干扰参数;根据外部干扰参数,判断干扰等级;根据干扰等级动态切换控制策略;判断切换后的控制策略是否有效,若无效,则进入安全运行模式。本发明通过实时采集至少一个外部干扰参数,判断干扰等级并根据干扰等级动态切换控制策略,其能够动态识别干扰源并快速响应,适应复杂运行环境,实现系统级的电磁抗干扰控制能力,保障燃料电池稳定运。
Resumen de: CN121734710A
本发明涉及无人机的燃料电池热管理技术领域,具体涉及一种散热能力可调的分布式涵道风扇散热结构及温控方法,包括:嵌设于涵道风扇的每个静导叶内的第一冷却流道以及嵌设于涵道风扇外壳上的第二冷却流道,多个相间隔的第一冷却流道之间通过第二冷却流道连通形成两条冷却通道;驱动泵用于驱动冷却工质管道的出口的介质进入两条冷却通道,并在静导叶和涵道风扇外壳散热后循环至氢燃料电池堆内;温控模块用于根据氢燃料电池堆的冷却工质管道的出口温度以及预设的温度范围,控制其中一个冷却通道通断,或者控制驱动泵通断电。本发明通过调节冷却通道的通断或者控制驱动泵的通断电,从而实现对氢燃料电池堆散热能力的动态调节。
Resumen de: CN121734086A
本发明公开了一种氢燃料叉车水蒸气高位排气系统,设于安装有燃料电池的叉车车体上,本氢燃料叉车水蒸气高位排气系统包括导气过渡装置和排气管总成,导气过渡装置一端连接燃料电池,另一端连接排气管总成。通过设置导气过渡装置和排气管总成,将燃料电池产生的水蒸气引导至高位排出,改变了传统朝下排气导致水蒸气在车架底部形成冷凝水的状况。这有效避免了车架底部因长期积水而出现油漆面破坏、腐蚀等问题,从而延长车架的使用寿命,保证叉车结构的完整性和稳定性,进而提升叉车整体的可靠性和耐久性。
Resumen de: CN121748443A
本发明涉及从电化学系统产生富氮气流的方法。一种从电化学系统产生富氮气流的方法。所述方法包括在运行状态下操作电化学系统,在泄放状态下操作电化学系统以在电化学系统的阴极侧产生富氮气流,以及通过排气阀从电化学系统的阴极侧排出富氮气流以从电化学系统产生富氮气流。所产生的氮气气体可用于吹扫、覆盖、冷却和/或诊断电化学系统(如PEMFC系统)的健康状态(SoH)。
Resumen de: WO2025045547A1
The invention relates to a method for operating a fuel-cell system and to a fuel cell system. The method comprises the step of: actuating a proportional valve device in order to control an amount of a recirculation medium which is supplied to a fuel line of a fuel cell stack from a recirculation circuit, wherein the proportional valve device is operated continuously over time or in a pulsed manner depending on a predetermined operating parameter, so that in the pulsed operation at least one pressure pulse is produced in the fuel cell stack. The fuel cell system is equipped with - a fuel cell stack with an anode and a cathode; - a recirculation circuit for recirculating a recirculation medium at the anode; - a fuel line for supplying the fuel cell stack with a fuel, in particular hydrogen; - a proportional valve device, which is connected to the fuel line and to the recirculation circuit; - a control device, which is connected to the fuel line and/or to the recirculation circuit and/or to the proportional valve device and is configured to carry out such a method.
Resumen de: WO2026061694A1
The invention relates to a fan (1) for a fuel cell assembly for recirculating a volumetric flow which arises during operation of the fuel cell assembly, the fan comprising: an annular channel (2) having an outer wall (2a) which extends along a channel axis (A) between an annular-channel inlet (2b) and an annular-channel outlet (2c) of the annular channel; a motor shaft (3) which extends through the annular channel; a flow-guiding device (4) which is arranged adjacent to the annular-channel inlet (2b) and is designed to apply a swirl to the incoming volumetric flow; an insert body (6) for arrangement in the annular-channel outlet (2c), the insert body having a tubular portion (6a) which extends along the channel axis toward the annular-channel inlet (2b) and delimits, together with the outer wall (2a), an annular gap for discharging liquid from the annular channel (2), wherein the insert body (6) has a recess (6b), extending around the tubular portion (6a), for guiding liquid particles from the annular gap (7) to a mouth portion (6c) of the insert body (6) in order to discharge liquid particles from the insert body.
Resumen de: WO2026061686A1
The invention relates to a method for operating a fuel cell system (100) having at least one fuel cell stack (11) and an anode system (200), wherein a drain valve (24) is arranged in the anode system (200), wherein the following steps are carried out: i. switching the drain valve (24), wherein the switching describes a transition of the drain valve (24) from an open switch position into a closed switch position and vice versa ii. determining a switching feature from a current characteristic curve of the drain valve (24) iii. determining whether fuel flows through the drain valve (24) during the switching of the drain valve (24).
Resumen de: WO2026062319A1
An object of the invention is a low operating temperature oxygen electrode contact layer (110) in a fuel cell system or in an electrolyzer cell system providing electrical contact between an oxygen electrode (100) of a solid oxide cell and at least one of the interconnector (114), bipolar plate, and contact structures of the solid oxide stack. The low operating temperature oxygen electrode contact layer (110) comprises an ABO3 perovskite structure containing at least one of La and Ca together with trace amounts of Mg, Sr, and Ba, and La and Sr together with trace amounts of Mg, Ca, and Ba on the A-site and at least one of Mn, Fe, Ni, and Cu and Fe, Ni, Co, and Cu on the B-site to lower the sintering temperature to 500 - 800 °C.
Resumen de: WO2026063361A1
This adhesive composition includes: an adhesive solution which comprises a dilution solvent and an adhesive component including one or more components selected from a silane coupling agent, an organic titanate compound, an aluminate-based coupling agent, and a zirconate-based coupling agent; and a slow-volatile solvent which is added separately from the adhesive solution, can dissolve the adhesive components therein, and has a vapor pressure at 20°C of 2.33 kPa or less. The slow-volatile solvent includes one or more components selected from methyl isobutyl ketone, ethylene glycol, diacetone alcohol, and ethyl cellosolve.
Resumen de: WO2026063526A1
A gasket (2) is provided with a gasket member (10) and a support member (30). The gasket member (10) has a seal side surface (11), a contact side surface (12), and a plurality of through holes (16). The gasket member (10) has: a first seal part (13) and a second seal part (14) that seal an anode chamber (S1) or a cathode chamber (S2); and a third seal part (15) that seals some of the plurality of flow paths (109) with respect to the anode chamber (S1) or the cathode chamber (S2). The gasket member (10) has a communication region (17) that communicates each of the through-holes (16a, 16c) with an internal space (10a). The support member (30) is provided in the communication region (17). An electrolyte membrane (104) is sandwiched between the second seal part (14) of the gasket member (10) of the first gasket (2) and the support member (30) of a second gasket (3).
Resumen de: WO2026063269A1
This work machine comprises: a fuel cell; an electric motor driven by electric power generated by the fuel cell; and a drain pipe line that is connected to the fuel cell and drains generated water generated by the fuel cell. The drain pipe line has a first drain pipe line and a second drain pipe line that guide the generated water to the outside. The first drain pipe line and the second drain pipe line are disposed so as to extend from the fuel cell to mutually opposite sides.
Resumen de: WO2026062698A1
The present invention relates to the in-situ generation of low molecular weight ionomers to enhance the triple-phase boundary in a 3D structured carbon-supported catalyst and the process for its preparation and application thereof.
Resumen de: WO2026060813A1
The present invention relates to the technical field of fuel cell purging. Disclosed are a fuel cell stack purging system and method. The purging system comprises a purging device and a control unit, the purging device is separately connected to inlets and outlets of a hydrogen cavity, a water cavity and an air cavity in a fuel cell stack, the control unit is connected to the purging device, and is configured to control the purging device to purge the hydrogen cavity, the water cavity and the air cavity according to a first mode until the humidity of the fuel cell stack is not greater than a preset threshold, and then control the purging device to purge the hydrogen cavity, the water cavity and the air cavity according to a second mode until the humidity of the fuel cell stack is zero. In embodiment of the present invention, the control unit controls the purging device to perform purging according to two modes, so that gas can reach the interior of the fuel cell stack to purge liquid water accumulated at the bottom of the fuel cell stack, improving the purging efficiency.
Resumen de: WO2026061260A1
Disclosed in the present application are a submicron ultra-thin self-supporting ion-conducting membrane, and a preparation method therefor and the use thereof. The ion-conducting membrane is obtained by reacting an organic polymer resin with a cross-linking agent, and has a fully cross-linked structure; and there is no interface impedance between a separation layer and a support layer. The organic polymer resin is selected from polybenzimidazole polymers; and the cross-linking agent is selected from 4,4'-bis(chloromethyl)biphenyl and/or p-chloromethylbenzene. A reaction and diffusionless phase transformation method is used, and a portion that is not cross-linked or has a low degree of cross-linking is dissolved after the reaction, so as to prepare a submicron-sized ion-conducting membrane for flow batteries. A cross-linking reaction results in a more tightly packed polymer structure and a reduced membrane pore size, thereby mitigating the crossover of active materials in a flow battery and improving the coulombic efficiency of the battery; moreover, the reduced thickness of the membrane can effectively shorten the transport path of ions in the membrane, thereby improving the voltage efficiency of the battery.
Resumen de: WO2026061177A1
The present application relates to a pressure control apparatus and method, a solid fuel cell system, and a control device. The pressure control apparatus comprises a control device, a buffer container, and a pressure regulating device; the control device is used for acquiring pressure fluctuation information and temperature information of a working medium in a solid fuel cell system, and determining a control mode of the pressure control apparatus on the basis of the pressure fluctuation information and the temperature information; the pressure regulating device is used for controlling, under the control of the control device and on the basis of the control mode, the pressure of the working medium in the solid fuel cell system flowing through the buffer container. In embodiments of the present application, in the solid fuel cell system, due to the provision of the buffer container, when the pressure of the working medium in the solid fuel cell system fluctuates, the inherent space provided by the buffer container can provide a certain amount of buffer capacity, thereby buffering the pressure fluctuation. The pressure of the working medium flowing through the buffer container can also be controlled by controlling the pressure regulating device, thereby achieving a pressure fluctuation suppression effect.
Resumen de: WO2026060686A1
The present application relates to the technical field of hydrogen production via water electrolysis, and specifically relates to a method for preparing a proton exchange membrane comprising a hydrogen barrier coating. The method comprises the following steps: S1, mixing an inorganic filler with a functional resin, adding a solvent, and stirring same to obtain a slurry; S2, coating a surface of a proton exchange membrane with the slurry, the wet thickness of the resulting coating being 10-100 μm, and drying the wet coating to obtain a dried proton exchange membrane; and S3, performing a heat treatment on the dried proton exchange membrane to obtain a proton exchange membrane comprising a hydrogen barrier coating. The present application further relates to a proton exchange membrane comprising a hydrogen barrier coating, a membrane electrode, and a device for hydrogen production via water electrolysis. The hydrogen barrier coating described herein can physically block hydrogen gas from permeating through the proton exchange membrane, thereby improving the efficiency of a water-electrolysis membrane electrode made of the proton exchange membrane, reducing the content of hydrogen in oxygen at an anode side, and further improving the service life and safety of the device for hydrogen production via water electrolysis.
Resumen de: WO2026060526A1
Various embodiments are described herein for a system and method for condition monitoring and detecting and diagnosing faults in electromechanical or electrochemical systems and batteries using a frequency-domain statistical analysis framework. The method comprises receiving raw time-domain signals from one or more sensors monitoring the electromechanical or electrochemical system, applying a Short-Time Fourier Transform to convert the time-domain signals into a spectrogram, and segmenting the spectrogram into a plurality of frequency band segments. Each segment is independently analyzed using Principal Component Analysis based Multivariate Statistical Process Control, followed by statistical smoothing of the MSPC outputs. Fault conditions can be classified based on the smoothed statistical indicators, enabling accurate identification of deviations from baseline behavior.
Resumen de: US20260084521A1
A work vehicle includes a vehicle body, a driver's seat, an electric motor, and a fuel cell module each installed on the vehicle body, a cabin around the driver's seat, a hydrogen pipe and a hydrogen tank through and from which hydrogen is supplied to the fuel cell module, and a tank case above the cabin and accommodating the hydrogen tank. The tank case includes a lower plate covering a lower surface of the hydrogen tank, side plates covering side surfaces of the hydrogen tank, and an upper plate covering an upper surface of the hydrogen tank, and includes a first vent that is open in the lower plate.
Resumen de: US20260084519A1
A work vehicle includes a vehicle body, a fuel cell installed on the vehicle body, a driver's seat installed on the vehicle body aligning with the fuel cell in a horizontal direction, and an air cleaner located between the fuel cell and the driver's seat in the horizontal direction to clean air supplied to the fuel cell.
Resumen de: US20260084517A1
A work vehicle includes a vehicle body, a fuel cell installed on the vehicle body, a radiator positioned side by side with the fuel cell, and a support that supports the radiator. The support includes a first support connected to the vehicle body and the radiator, and a second support connected to the fuel cell and the radiator.
Resumen de: US20260084349A1
The disclosure relates to a bipolar plate production method for producing a bipolar plate, in particular for an electrochemical cell, which method comprises the following steps: providing two foil sections made of a polymer graphite material comprising at least one polymer and at least 75 wt. % of an electrically conductive filler comprising predominantly graphite and also carbon black,inserting the two foil sections into an embossing and molding tool, closing the tool, wherein the foil sections are embossed and tightly connected to one another at their edges,forming a hollow structure between the foil sections by means of gas pressure differences at the foil surfaces, wherein the foil sections rest against surface structures of tool surfaces, which face one another, of the embossing and molding tool,removing the bipolar plate, formed from the foil sections, from the embossing and molding tool after the foil sections have solidified.
Resumen de: US20260084113A1
A case has a first pipe and a second pipe. In the case, a holding member that holds a plurality of hollow fiber membranes is provided. The holding member includes a first plate-shaped portion and a second plate-shaped portion provided to sandwich the plurality of hollow fiber membranes and a connection portion connecting the plate-shaped portions. A passage passing from the first pipe to the first plate-shaped portion is formed between the first plate-shaped portion and the case and a passage passing from the second pipe to the second plate-shaped portion is formed between the second plate-shaped portion and the case.
Resumen de: US20260085493A1
A construction machine includes a machine body, an electrically driven motor as a power source, a fuel cell that generates electric power to be supplied to the electrically driven motor, a battery that stores the electric power generated by the fuel cell, an inclination angle sensor that senses an inclination of the machine body, and a controller, in which the controller switches supplying of the electric power to the electrically driven motor from the fuel cell to the battery when a sensing result from the inclination angle sensor is equal to or larger than a predetermined inclination angle threshold. With this arrangement, even when the machine body is inclined, the water generated in the process of generating electric power by the fuel cell is prevented from being left undrained.
Resumen de: US20260084548A1
A work vehicle includes a vehicle body, a traveling device including front wheels and rear wheels on opposite sides in a vehicle-width direction, a tank configured to store hydrogen gas, a fuel cell configured to generate motive power from the hydrogen gas as fuel, and a discharge path through which water or water vapor generated due to operation of the fuel cell is to be discharged externally. The discharge path includes a discharge pipe including a discharge port through which water or water vapor is to be discharged externally, and a connection pipe connecting the fuel cell and the discharge pipe, and the discharge pipe is located between the front wheels and the rear wheels.
Resumen de: US20260085490A1
A hydraulic excavator (1) includes a vehicle body composed of a self-propelled lower traveling structure (2) and an upper revolving structure (3), and an operator's seat (9) provided on the upper revolving structure (3). The upper revolving structure (3) is provided with a fuel cell (11) generating power supplied to an electric motor (14), a hydrogen tank (20) storing hydrogen supplied to the fuel cell (11), a heat exchanger (24) cooling the fuel cell (11), and cooling fans (25C), (25D), (26A), (27A) each supplying a cooling air to the heat exchanger (24). The operator's seat (9) is disposed on the upstream side of the hydrogen tank (20) with respect to a flow direction of a cooling air F1 generated by the cooling fans (25C), (25D), (26A), (27A).
Resumen de: US20260088321A1
What is provided are a proton-conducting solid electrolyte which can exhibit high proton conductivity and stability in a low-temperature range and a medium-temperature range, an electrolyte layer formed of the proton-conducting solid electrolyte, and a battery. As an example, a proton-conducting solid electrolyte represented by a general formula: Ba1-αSc1-xMoxO3-δHy, in which α is −0.2 to 0.2, x is 0.1 to 0.3, y is 0 to 1-3x, and δ is 0 to 1⁄2-3x/2, a proton-conducting solid electrolyte represented by a general formula: BaSc1-xMoxO3-δHy, in which x is 0.15 to 0.25, y is 0 to 1-3x, and δ is 0 to 1⁄2-3x/2, or the like; an electrolyte layer, and a battery are provided.
Resumen de: US20260088322A1
Fuel cells each includes: a frame body made of resin and including an opening portion; a membrane electrode assembly disposed at the opening portion; and first and second separators facing each other through the frame body and the membrane electrode assembly. A first manifold hole is provided in a fuel cell stack. The frame body includes a frame-body inner edge demarcating the first manifold hole. The first separator includes a first-separator inner edge demarcating the first manifold hole, a flat portion disposed along the first-separator inner edge, a concave-convex portion forming gas passages, and a border line between the flat portion and the concave-convex portion. When a specific line is defined as a line that is away from the border line toward the first-separator inner edge, the frame-body inner edge is positioned at a side that is more distant from the first manifold hole than the specific line is.
Resumen de: US20260088320A1
Provided herein are systems and methods for using a dual input in a fuel cell. A vehicle may include a fuel cell, a first storage, a second storage, a plurality of valves, and a processing circuit. The fuel cell includes an anode loop configured to receive hydrogen, and the plurality of valves are respectively fluidically coupled between the anode loop and at least one of the first storage or the second storage. The processing circuit may determine a type of fuel to be supplied to the anode loop, from a first type stored in the first storage and a second type stored in the second storage. The processing circuit may also generate control signals for the plurality of valves to control fluid flow from a respective storage of the first storage and the second storage, based on the type of fuel, to supply hydrogen to the anode loop.
Resumen de: US20260088317A1
A vanadium-chromium electrolyte, a method for preparing the same, and a redox flow battery composed thereof are provided. The vanadium-chromium electrolyte includes active substances and a free acid, the free acid acts as a proton conductive agent after ionization, and the active substances contain at least vanadium ions and chromium ions. The present disclosure further provides the method for preparing the vanadium-chromium electrolyte, which includes the following steps: dissolving a vanadium compound with a free acid, and obtaining a mixed solution of the free acid and vanadium ions through filtering; electrolytically reducing vanadium to an average valence state of 3.5 to 4 valence; adding a chromium compound, dissolving through stirring, and implementing a filtering; and adding pure water and an auxiliary reagent to adjust concentration, and preparing the vanadium-chromium electrolyte.
Resumen de: US20260084547A1
A work vehicle includes a vehicle body, a fuel cell installed on the vehicle body, a driver's seat installed on the vehicle body aligning with the fuel cell in a horizontal direction, and an electrical component between the fuel cell and the driver's seat in the horizontal direction.
Resumen de: US20260088319A1
A system and method for controlling operation of a fuel cell system are described. The method includes diagnosing fuel cells by collecting voltage information of the fuel cells and selecting fuel cells vulnerable to reverse voltage based on the collected voltage information of the fuel cells, classifying the selected fuel cells vulnerable to reverse voltage depending on predetermined vulnerable operating conditions by confirming operating conditions of the selected fuel cells vulnerable to reverse voltage, and performing compensatory operation of the fuel cell system by executing fuel compensation control of the fuel cells vulnerable to reverse voltage depending on the classified vulnerable operation conditions.
Resumen de: US20260088316A1
A fuel cell operating system including an air compressor disposed on an air supply line and configured to compress an oxidation gas to be supplied to a fuel cell stack and supply the compressed air to a fuel cell inlet side, an air discharge line configured to discharge the oxidation gas from the fuel cell stack, a bypass line configured to branch off from the air discharge line through a valve, connected to the air supply line, and configured to resupply the discharged oxidation gas to the fuel cell inlet side, and a control unit configured to control a flow rate of the oxidation gas to be supplied to the fuel cell stack by controlling the valve on the bypass line depending on a cell ratio value which is a ratio of the fuel cells each being applied with a voltage lower than a first voltage among the fuel cells.
Resumen de: US20260088315A1
The aim of the invention is to improve an arrangement which comprises several flat components in particular for a fuel-cell device, wherein at least two flat components are welded together by means of at least one weld seam that extends along a weld contour. According to the invention, in at least one weld seam, at least two partial weld seam portions at least partially overlap in a region of overlap along the weld contour.
Resumen de: US20260088314A1
A bipolar flow field plate for an electrochemical fuel cell comprises fuel supply channels formed on the first surface of the bipolar flow field plate, having a constant cross-section along the length of bipolar flow field plate, oxidant supply channels formed on another surface of the bipolar flow field plate, opposite to the first surface, and having a constant cross-section along the length of the bipolar flow field plate and coolant flow channels provided within the bipolar flow field plate, wherein at least two adjacent coolant flow channels in the active area of the bipolar flow field plate communicate to each other through a flow sharing portion. The size of the flow sharing portion can vary according to the coolant flow sharing needs. The projections of the bipolar flow field plate which form the coolant flow channels can be provided with pillars along the flow sharing portions of the plate.
Resumen de: US20260088318A1
The invention relates to a method for operating a fuel cell system, in particular a mobile fuel cell system, comprising a lying fuel cell stack (1) with a face (2) at which media channels (3, 4) for distributing and collecting at least one medium enter and exit, wherein the media channels (3, 4) are dried by applying the at least one medium prior to the fuel cell system being shut down. According to the present invention, prior to the shutdown, the current slope of the fuel cell stack (1) compared to a reference plane (E) that runs perpendicular to earth's gravity vector (v) is detected and the drying duration is determined depending on the current slope of the fuel cell stack (1).The invention also relates to a control device for a fuel cell system.
Resumen de: US20260088313A1
The invention relates to a bipolar plate and an electrochemical cell comprising a plurality of such bipolar plates. The bipolar plate comprises a first half-plate and a second half-plate which are fixedly connected to one another, wherein the bipolar plate has a plurality of fluid passage openings comprising fluid inlet openings and fluid outlet openings and a first distributor field for distributing a fluid, an active field, and a second distributor field for distributing the fluid are located on both sides of the bipolar plate.
Resumen de: US20260088312A1
A method for manufacturing a membrane electrode assembly (MEA) for an electrochemical cell, includes providing: a layer including a gas-diffusion layer and a microporous layer, a layer as a membrane layer coated with catalysts including a proton exchange membrane on which a catalyst layer is applied on both sides, and a layer including a gas-diffusion layer and a microporous layer, each as a web-shaped material. The three layers are brought together such that a web-shaped 7-layer membrane electrode assembly is formed and laminated. A web-shaped carrier layer is provided and fed to the web-shaped 7-layer membrane electrode assembly such that the assembly rests on the web-shaped carrier layer. The web-shaped 7-layer membrane electrode assembly is fabricated by cutting out a desired contour so that individual sheet-like 7-layer membrane electrode assemblies are created.
Resumen de: US20260088309A1
An electrochemical cell is disclosed having a porous metal support, at least one layer of a first electrode on the porous metal support, a first electron-blocking electrolyte layer of rare earth doped zirconia on the at least one layer of the first electrode, and a second bulk electrolyte layer of rare earth doped ceria on the first electron-blocking electrolyte layer. The first electron-blocking electrolyte layer of rare earth doped zirconia may have a thickness of 0.5 μm or greater, and the second bulk electrolyte layer of rare earth doped ceria may have a thickness of 4 μm or greater.
Resumen de: US20260088308A1
Porous catalyst support and methods for producing same are provided herein. An example porous catalyst support includes a porous material defining a plurality of pores, wherein the porous material comprises a porous carbon material, the plurality of pores comprises a plurality of micropores and a plurality of mesopores, and a porosity of the porous catalyst has a predetermined volume of micropores and of mesopores.
Resumen de: AU2026201679A1
SUB-SYSTEMS AND METHODS WITHIN A THERMAL STORAGE SOLUTION A thermal storage solution system is disclosed herein. The system includes an insulated container having a thermal storage medium, a heating element configured to heat the thermal storage medium, a heat receiving unit (e.g., thermophotovoltaic (TPV) heat engine, heat transfer fluid, an industrial process component) configured to convert heat into electric energy, and a mechanism configured to control a view factor between the thermal storage medium and the heat engine. In another embodiment, the system includes multiple thermal storage media as unit cells in a single enclosure or container with insulation between adjacent unit cells. ar a r
Resumen de: AU2024342144A1
The invention relates to an electrochemical reactor (1), in particular a redox-flow battery, fuel cell, electrolyser or electrosynthesis cell, having a cell stack (Z) consisting of a plurality of cells (2) stacked in a stacking direction (R), wherein each cell (2) has at least one cell frame (12), wherein between at least two adjacent cell frames (12) a seal (13) is arranged in a manner encircling a cell interior (14) and wherein the seal (13) is in each case provided at least partially in adjacent grooves (20, 21) of the adjacent cell frames (12). So that an improved seal can be provided, the invention proposes that the cross section of at least one groove (21) has an inner region (24) with a lower-set region of the groove base (27) and an outer region (25) with a higher-set region of the groove base (27), that the inner region (24) of the groove (21) and the outer region (25) of the groove (21) are connected to one another, more particularly directly, by a step (26) in the groove base (27), and that the seal (13) rests against the at least one step (26).
Resumen de: AU2024354578A1
A cylindrical reactor for a flow battery includes a solid anode body with through-holes through which hollow membrane tubes extend. The hollow membrane tubes surround cathodic wires. A first electrolyte is pumped in from a first electrolyte tank between the cathodic wires and the hollow membrane tubes, while a second electrolyte is pumped in from a second electrolyte tank between the hollow membrane tubes and the surrounding portion of the solid anode body. Redox half reactions between the first electrolyte and the second electrolyte are thereby able to happen across the hollow membrane tubes.
Resumen de: DE102024209266A1
Die Erfindung betrifft ein Brennstoffzellensystem (100), umfassend wenigstens einen Brennstoffzellenstack (101) sowie wenigstens ein Luftsystem (10), das Luftsystem (10) umfassend einen dem wenigstens einen Brennstoffzellenstack (101) vorgelagerten Zuluftpfad (11) sowie einen dem wenigstens einen Brennstoffzellenstack (101) nachgelagerten Abluftpfad (12), wobei das Luftsystem (10) wenigstens einen Wärmeübertrager (13) zur Wärmeübertragung zwischen einem in dem Zuluftpfad (11) geführten Fluidstrom und einem in dem Abluftpfad (12) geführten Fluidstrom umfasst, wobei das Luftsystem einen Entnahmepfad (14) zur Entnahme eines Fluidstroms aus dem Abluftpfad (12) an einer Entnahmestelle (14.1) umfasst und wobei die Entnahmestelle (14.1) in dem Abluftpfad (12) stromab des Wärmeübertragers (13) angeordnet ist.
Resumen de: DE102024209084A1
Die Erfindung betrifft ein Verfahren (10) zur Herstellung einer elektrochemische Zelle (12), insbesondere Elektrolysezelle (14), aufweisend ein Zellsubstrat (16), eine erste Elektrodenschicht (26), eine zweite Elektrodenschicht (32), eine zwischen der ersten Elektrodenschicht (26) und zweiten Elektrodenschicht (32) angeordnete Elektrolytschicht (28), sowie eine zwischen dem Zellsubstrat (16) und der ersten Elektrodenschicht (26) angeordnete erste Barriereschicht (22), wobei die erste Barriereschicht (22) mittels eines physical vapour deposition (PVD) Verfahrens auf das Zellsubstrat (16) abgeschieden wird, wobei die erste Barriereschicht (22) ein Ceroxid aufweist, welches eine erste Dotierung mit einem Seltenerdeelement aufweist. Es wird vorgeschlagen, dass das Ceroxid eine zweite Dotierung mit einem Übergangsmetall aus der fünften Nebengruppe oder sechsten Nebengruppe aufweist.
Resumen de: DE102024209267A1
Die Erfindung betrifft ein Brennstoffzellensystem (100), umfassend wenigstens einen Brennstoffzellenstack (101) sowie wenigstens ein Luftsystem (10), das Luftsystem (10) umfassend einen dem wenigstens einen Brennstoffzellenstack (101) vorgelagerten Zuluftpfad (11) sowie einen dem wenigstens einen Brennstoffzellenstack (101) nachgelagerten Abluftpfad (12), wobei das Luftsystem (10) einen primären Wärmeübertrager (13.1) zur Wärmeübertragung zwischen einem in dem Zuluftpfad (11) geführten Fluidstrom und einem in dem Abluftpfad (12) geführten Fluidstrom umfasst, wobei der primäre Wärmeübertrager (13.1) in dem Zuluftpfad (11) stromauf wenigstens eines in dem Zuluftpfad (11) angeordneten Luftverdichters (14) und in dem Abluftpfad (12) stromab wenigstens einer in dem Abluftpfad (12) angeordneten Expansionsvorrichtung (15) angeordnet ist.
Resumen de: DE102024127561A1
Die Erfindung betrifft ein Strömungselement, aufweisend ein Flachelement, wobei das Flachelement z. B. ein Blechumformprodukt sein oder aufweisen kann, wobei- das Flachelement eine Erhöhung aufweist, wobei es vorteilhaft sein kann, wenn die Erhöhung z. B. einen Kanal des Strömungselements an wenigstens einer Seite des Kanals begrenzt,- die Erhöhung sich, in einer Höhenrichtung orthogonal zu zwei Haupterstreckungsrichtungen des Flachelements ausgehend von einem Basisniveau, insbesondere am Fuß der Erhöhung, auf ein Höchstniveau der Erhöhung erhebt,- die Erhöhung sich in einer Längsrichtung im Wesentlichen parallel zu einer durch die beiden Haupterstreckungsrichtungen des Flachelements definierten Hauptebene oder in einer durch die beiden Haupterstreckungsrichtungen des Flachelements definierten Hauptebene bis zu einem Ende der Erhöhung erstrecktund- die Erhöhung eine Übergangszone aufweist, wobei- in einem Höhenübergangsabschnitt der Übergangszone eine Höhe der Erhöhung abnimmt, z. B. bis die Höhe der Erhöhung sich an dem Ende auf null verringert hat, wobei die Höhe der Erhöhung in der Höhenrichtung genommen ist,und/oder- in einem Breitenübergangsabschnitt der Übergangszone sich eine Breite der Erhöhung verändert, z. B. bis die Breite der Erhöhung sich an dem Ende auf null verringert hat, wobei die Breite der Erhöhung in einer Breitenrichtung genommen ist, die parallel zu der Hauptebene und orthogonal zur Längsrichtung im Basisniveau verläuft.
Resumen de: DE102024127259A1
Die Erfindung betrifft ein Verfahren zur kontinuierlichen oder semi-kontinuierlichen Herstellung von Kompositmaterialien, aufweisend einen thermoplastisches Polymer, mittels eines Mehrrollenwalzwerks, Kompositmaterialien und eine Vorrichtung zur Durchführung des Verfahrens.
Resumen de: WO2026061746A1
The invention relates to a redox flow stack (01). The stack (01) comprises a left and a right terminating element and a plurality of redox flow cells (11) arranged between these terminating elements. Each redox flow cell (11) has a left and a right cell chamber (13, 14), with corresponding electrodes (17, 18) and cell frames (15, 16), and a cell membrane (12) which separates the cell chambers (13, 14). In addition, there are cell separating elements (19) between adjacent cell chambers (13, 14). The innovation is that all the cell frames (15, 16) consist of a one-piece stack frame (02) produced by means of additive manufacturing.
Resumen de: WO2026061779A1
The invention relates to an anion-exchange membrane containing a composite film made of an ionomer and zirconium oxide particles of formula ZrO2, the ionomer being a block polymer of formula (A-B)n-A, the symbol A representing a polyvinyl aromatic block carrying quaternary amine groups, the symbol B representing a hydrogenated block of a poly(1,3-diene) or of a copolymer comprising monomer units of a 1,3-diene and of a vinyl aromatic monomer, n being an integer greater than or equal to 1, the zirconium oxide particle content of the composite film being greater than 40 wt% relative to the weight of the composite film, the zirconium oxide particles having a median particle size, D50, greater than 100 nm and less than 1 μm. The membrane has good plasticity.
Resumen de: DE102024127765A1
Die Erfindung betrifft eine Sicherheitsvorrichtung (24) für eine Brenngaszufuhr eines Brenngases (B, Bs) über einen Brenngasstrang (14) zu einem Brennstoffzellenstapel (12) einer Brennstoffzelle (10), aufweisend ein an den Brenngasstrang (14) anschließbares steuerbares Zufuhrventil (26) zur zumindest Verringerung der Durchflussmenge des von außen in den Brenngasstrang (14) gelangenden Brenngases (Bn), ein Überdruckventil (28) zum selbsttätigen Abbau eines Brenngasdrucks (pe) in dem Brenngasstrang (14) bei Überschreiten eines Grenzdrucks des Brenngasdrucks (pm) in dem Brenngasstrang (14) durch Auslass des dabei ausgangsseitig einen Auslassdruck (pa) bewirkenden Brenngases (Ba) aus dem Brenngasstrang (14), wobei das Zufuhrventil (26) zur zumindest Verringerung der Durchflussmenge des Brenngases (Bn) durch den Auslassdruck (pa) steuerbar ist. Weiterhin betrifft die Erfindung eine Brennstoffzelle (10) mit einer derartigen Sicherheitsvorrichtung (24).
Resumen de: DE102025115649A1
Brennstoffzellen, umfassen jeweils: einen Rahmenkörper aus Harz bzw. Kunststoff, der einen Öffnungsabschnitt aufweist; eine Membran-Elektroden-Anordnung, die an dem Öffnungsabschnitt angeordnet ist; und einen ersten und einen zweiten Separator, die einander durch den Rahmenkörper und die Membran-Elektroden-Anordnung gegenüberliegen. Eine erste Verteileröffnung ist in einem Brennstoffzellenstapel vorgesehen. Der Rahmenkörper umfasst eine Rahmenkörperinnenkante, die die erste Verteileröffnung begrenzt. Der erste Separator umfasst eine erste Separatorinnenkante, die die erste Verteileröffnung begrenzt, einen flachen Abschnitt, der entlang der ersten Separatorinnenkante angeordnet ist, einen konkav-konvexen Abschnitt, der Gasdurchgänge bildet, und eine Begrenzungslinie zwischen dem flachen Abschnitt und dem konkav-konvexen Abschnitt. Wenn eine bestimmte Linie als eine Linie definiert ist, die von der Begrenzungslinie in Richtung der ersten Separatorinnenkante verläuft, ist die Rahmenkörperinnenkante an einer Seite positioniert, die weiter von der ersten Verteileröffnung entfernt ist als die bestimmte Linie.
Resumen de: DE102024127741A1
Die Erfindung betrifft eine Vorrichtung (1) zur dielektrischen Isolierung eines Objekts (50), insbesondere eines Wasserstoff-Brennstoffzellenstapels, umfassend ein Metallband (10) zum Fixieren des Objekts (50), eine Mehrzahl von Isolierblöcken (20), die zwischen dem Metallband (10) und einer Oberfläche des fixierten Objekts (50) angeordnet und an ausgewählten Stellen auf dem Metallband (10) befestigt sind. Erfindungsgemäß ist vorgesehen, dass die Isolierblöcke (20) derart an dem Metallband (10) angeordnet sind, dass sie den dielektrischen Widerstand lediglich an kritischen Oberflächenbereichen des fixierten Objekts (50) gewährleisten, wobei die Isolierblöcke (20) mittels Einschnappen oder Einklipsen mit dem Metallband (10) befestigbar sind, um eine einfache Anpassung an unterschiedliche Designanforderungen und eine kosteneffiziente Produktion zu ermöglichen.
Resumen de: DE102024209317A1
Vorgeschlagen wird ein Verfahren zum Betreiben eines Brennstoffzellensystems (1), umfassend mindestens eine Brennstoffzelle (14) mit einer Membrane (13) sowie beidseits hieran angrenzenden Katalysatorschichten, die eine Anode (2) und eine Kathode (3) ausbilden. Dabei wird im Normalbetrieb der Anode (2) über einen Anodenkreis (4) Wasserstoff und der Kathode (3) über einen Zuluftpfad (6) Luft zugeführt wird. Erfindungsgemäß wird die Anode (2) von Zeit zu Zeit gereinigt, wobei zur Reinigung der Betrieb der mindestens einen Brennstoffzelle (14) unterbrochen wird und der Anode (2) über den Anodenkreis (4) ein definiertes, aus mindestens einem Kennwert des Brennstoffzellensystems (1) berechnetes Luftvolumen aus dem Zuluftpfad (6) zugeführt wird.Darüber hinaus betrifft die Erfindung ein Steuergerät, das dazu eingerichtet ist, ein Verfahren oder einzelne Schritte eines Verfahrens durchzuführen.
Resumen de: WO2026061705A1
A blower (1) for a fuel cell assembly for recirculating a volume flow occurring during the operation of the fuel cell assembly is described, wherein the blower has a blower channel (2) with an outer wall (2a) which extends along a channel axis (A) between a blower channel inlet (2b) and a blower channel outlet (2c) of the blower channel (2), a motor shaft (3) which extends through an annular channel section (2d) of the blower channel, a flow guiding means (4) which is arranged adjacently to the blower channel inlet (2b) and is configured to impart a swirl to the entering volume flow, an outlet channel (5) with an outlet channel opening (5a) which is arranged in the outer wall (2a) and through which liquid can be discharged, and a pressure equalization channel (6) which is fluidically connected to the outlet channel (5) and has a pressure equalization channel opening (6a) which is arranged in the outer wall (2a) and is spaced apart from the outlet channel opening (5a) along the channel axis (A).
Resumen de: DE102024209178A1
Ein Brennstoffzellensystem (2) hat wenigstens eine Brennstoffzelle (4), die eine Anode (6) und eine Kathode (8) hat; ein Wasserstoffzufuhrsystem (12), das dazu vorgesehen und ausgebildet ist, der wenigstens einen Brennstoffzelle (4) Wasserstoffgas (42) zuzuführen; und einen Anodenrezirkulationskreis (18), der dazu vorgesehen und ausgebildet ist, ein aus der Anode (6) der Brennstoffzelle (4) austretendes Gasgemisch (36) in die Anode (6) der wenigstens einen Brennstoffzelle (4) zurückzuführen. Der Anodenrezirkulationskreis (18) enthält einen Mischer (34), der dazu vorgesehen und ausgebildet ist, das aus der Anode (6) der Brennstoffzelle (4) austretende Gasgemisch (36) mit Wasserstoffgas (42), das von dem Wasserstoffzufuhrsystem (12) zugeführt wird, zu vermischen, bevor es in die Anode (6) der wenigstens einen Brennstoffzelle (4) zurückgeführt wird. Der Mischer (34) umfasst eine Coanda-Düse (46), oder der Mischer (34) hat einen axialen Strömungskanal (35), durch den das aus der Anode (6) der Brennstoffzelle (4) austretende Gasgemisch (36) in einer Axialrichtung (A) durch den Mischer (34) strömt, und einen ringförmigen Wasserstoff-Zufuhrkanal (38), der ringförmig um den axialen Strömungskanal (35) ausgebildet ist und der fluidisch mit dem Wasserstoffzufuhrsystem (12) verbunden ist, um Wasserstoffgas (42) aus dem Wasserstoffzufuhrsystem (12) in das durch den axialen Strömungskanal (35) strömende Gasgemisch (36) einzubringen.
Resumen de: DE102024127687A1
Offenbart ist eine Trennvorrichtung für ein Anodenrezirkulat einer Brennstoffzelle. Die Trennvorrichtung ist in einem Rezirkulationspfad einer Anode der Brennstoffzelle anordenbar und eingerichtet, ein inertes Gas und einen gasförmigen Brennstoff in dem Anodenrezirkulat voneinander zu trennen. Die Trennvorrichtung ist ferner eingerichtet, das inerte Gas in Richtung einer Spüleinrichtung und den Brennstoff in Richtung eines Einlasses eines Anodenraums der Anode auszugeben.Auch ist ein Brennstoffzellensystem, das die Trennvorrichtung umfasst, offenbart.Zudem ist ein Verfahren zum Betreiben eines Brennstoffzellensystems offenbart. Das Brennstoffzellensystem weist eine Brennstoffzelle und einen Rezirkulationspfad auf. Der Rezirkulationspfad verbindet einen Auslass eines Anodenraums einer Anode der Brennstoffzelle mit einem Einlass des Anodenraums. Das Verfahren umfasst ein Auslassen eines Abgases aus dem Anodenraum über den Auslass in den Rezirkulationspfad als Anodenrezirkulat, ein Trennen des Anodenrezirkulats mindestens in eine mit einem inerten Gas angereicherte Gasphase und eine mit einem Brennstoff angereicherte Gasphase, ein Auslassen der mit dem inerten Gas angereicherten Gasphase aus dem Rezirkulationspfad, sowie ein Einlassen der mit dem Brennstoff angereicherten Gasphase in den Anodenraum über den Einlass.
Resumen de: WO2026064391A2
The present teachings are related to fuel cell systems having a fuel cell housing that can be expanded, for example, with one or more battery modules, one or more inverter modules, a DC power management module, an external power management module and./or a solar MPPT module on the front end of the fuel cell housing, and adaptable to various environmental conditions with the use of other auxiliary modules readily attachable to the back end of the fuel cell housing.
Resumen de: WO2026064773A1
The present disclosure provides a hydrogen storage system for a fuel cell electric vehicle (FCEV) that includes a controller in electronic communication with a plurality of pressure sensors, each pressure sensor coupled to a hydrogen storage tank of a plurality of hydrogen storage tanks and a non-transitory computer-readable storage medium in electronic communication with the controller. The controller may be capable of identifying a stuck closed on tank valve (OTV) fault and a tank leak fault using a plurality of pressure measurements from the plurality of pressure sensors.
Resumen de: WO2026064801A2
Reactive extraction of metals, energy storage and delivery systems, and associated articles, systems, and methods are generally described. Certain aspects related to energy storage and delivery systems that employ metallic sodium and/or metallic lithium and/or metallic potassium as an electrochemically active material.
Resumen de: WO2026064137A1
Provided herein are systems and methods for using a dual input in a fuel cell. A vehicle may include a fuel cell, a first storage, a second storage, a plurality of valves, and a processing circuit. The fuel cell includes an anode loop configured to receive hydrogen, and the plurality of valves are respectively fluidically coupled between the anode loop and at least one of the first storage or the second storage. The processing circuit may determine a type of fuel to be supplied to the anode loop, from a first type stored in the first storage and a second type stored in the second storage. The processing circuit may also generate control signals for the plurality of valves to control fluid flow from a respective storage of the first storage and the second storage, based on the type of fuel, to supply hydrogen to the anode loop.
Resumen de: DE102024127701A1
Die Erfindung betrifft ein Verfahren zur Herstellung einer Membran-Elektrodeneinheit MEA (10) für eine elektrochemische Zelle, insbesondere eine Brennstoffzelle, sowie eine Anlage (100) zur Herstellung einer Membran-Elektrodeneinheit (10) gemäß diesem Verfahren.Erfindungsgemäß wurde als vorteilhaft erkannt vor dem Konfektionieren der MEA, z.B. durch Stanzen in einer Stanzeinheit (40), die MEA in einer Laminiereinheit (20) zu laminieren und die MEA (10) während des Konfektionierprozesses durch eine Trägerlage (18) zu stützen.
Resumen de: WO2026062349A1
The invention relates to a solid electrolyte composition which can be used to manufacture a film offering a very good compromise between ion conductivity, electrochemical stability, high-temperature stability and mechanical strength. This composition can be used in a separator or an electrode of Na-ion or K-ion batteries.
Resumen de: WO2026062091A1
The invention relates to a method for continuously or semi-continuously producing, by means of a multi-roller rolling mill, composite materials comprising a thermoplastic polymer; it also relates to composite materials, and to an apparatus for carrying out the method.
Resumen de: WO2026061823A1
The invention relates to a method (100) for drying a fuel cell system (200), said method (100) comprising: - opening (101) at least one purge valve (211) of the fuel cell system (200), - determining (103) an anode pressure in an anode subsystem (203) of the fuel cell system (200), - opening (105) a hydrogen metering valve (207) for metering hydrogen into the anode subsystem (203) in the event that the anode pressure is below a predefined lower threshold value (119), - reducing (107) an amount of hydrogen metered into the anode subsystem (203) by the hydrogen metering valve (207) in the event that the anode pressure is above a predefined upper threshold value (121), wherein during opening (105) of the hydrogen metering valve (207), the hydrogen metering valve (207) is completely opened, and wherein the opening (105) of the hydrogen metering valve (207) and the reducing (107) of the amount of hydrogen metered into the anode subsystem (203) by the hydrogen metering valve (207) are repeated until a predefined termination condition is met.
Resumen de: WO2026062496A1
An electrochemically-based carbon-dioxide gas separation system includes a stack of membrane electrode assemblies (MEAs), each of the MEAs including a membrane separator between a cathode and an anode. The cathode includes a charge-storage compound that reacts to form hydroxide and the anode includes a charge-storage compound that reacts to consume hydroxide or produce protons. A double-sided flow-field plate is placed between adjacent MEAs of the stack of electrochemical cells. The cathode of one of the adjacent MEAs which is on a first side of the double-sided flow-field plate faces the cathode of a next adjacent MEA on the first side, and the anode of one of the adjacent MEAs which is on a second side of the double-sided flow-field plate faces the anode of a next adjacent MEA on the second side.
Resumen de: WO2026061826A1
The invention relates to a method for operating a fuel cell system comprising at least one fuel cell which has a membrane arranged between two catalyst layers in order to form an anode and a cathode, wherein, during normal operation, hydrogen is supplied to the anode via an anode circuit. The following steps are carried out prior to a system start: - opening at least one discharge valve, for example a drain and/or purge valve, integrated in the anode circuit, - drawing ambient air into the anode circuit and into the anode of the at least one fuel cell via the at least one opened discharge valve, and - removing impurities from the anode-side catalyst layer by way of the drawn-in air. According to the invention, the discharge valve integrated into the anode circuit is opened if the fuel cell is deactivated and the hydrogen concentration in the anode circuit is between 15 and 30 percent by volume. The invention also relates to a control device for carrying out steps of the method according to the invention.
Resumen de: WO2026061772A1
The invention relates to a continuous-flow machine (210) for a fuel cell system (205) with a fuel cell stack (206) for a vehicle (200a), in particular a utility vehicle (200b), wherein the continuous-flow machine (210) is designed to apply an air flow (240) to the cathode side of the fuel cell stack (206); wherein the continuous-flow machine (210) has an electric drive (215) and at least one compressor wheel (216), which can be driven by the electric drive (215) and is rotationally fixed to a rotor shaft (214), for drawing in supply air (239) and for providing the air flow (240); the continuous-flow machine (210) has a bearing assembly (217) for mounting the rotor shaft (214); and the continuous-flow machine (210) has at least one fluid-guiding lip (220); wherein the fluid-guiding lip (220) is designed to guide fluid (90) within the continuous-flow machine (210) around the bearing assembly (217) and/or to block a transporting of the fluid (90) in the direction of the bearing assembly (217).
Resumen de: WO2026061699A1
The invention relates to a method of operating a fuel cell system (1), in which a fuel cell stack (2) is supplied via an anode circuit (3) of an anode subsystem (4) with an anode gas containing hydrogen from a tank (5) and recirculated anode gas, and in which recirculated anode gas is removed from the anode circuit (3) from time to time by opening an electromagnetically actuatable purge valve (6) integrated into the anode circuit (3) and is replaced by hydrogen from the tank (5). According to the invention, the composition of the anode gas is determined indirectly by actuating the purge valve (6), and the composition of the anode gas is inferred from the progression of a current or voltage signal of the actuation. The invention further relates to a control unit for a fuel cell system for executing the steps of a method according to the invention.
Resumen de: WO2026061696A1
The invention relates to a method (100) for operating a fuel cell system (200), said method (100) comprising: introducing (101) hydrogen into an anode chamber (203) of a fuel cell stack (201) of the fuel cell system (200); applying (103) a starting voltage to the fuel cell stack (201), wherein the starting voltage has a reversed polarity relative to an operating voltage of the fuel cell stack (201); and opening (105) at least one cathode shut-off valve (207) of the fuel cell system (200). The invention also relates to a fuel cell system (200).
Resumen de: WO2026061695A1
The invention relates to a method (100) for operating a fuel cell system (200), said method (100) comprising: operating (101) the fuel cell system (200) in a normal operation with open cathode isolation valves (207) and a predefined anode operating pressure as well as a predefined cathode operating pressure, providing electrical current via a fuel cell stack (201) of the fuel cell system (200); lowering (103) the anode operating pressure below a predefined anode threshold and the cathode operating pressure below a predefined cathode threshold, in response to a control command to switch the fuel cell system (200) into a standby operation; initiating (105) a passive bleed down, in which the cathode isolation valves (207) are closed and the provision of electrical current via the fuel cell stack (201) is ended; introducing (107) hydrogen into the anode chamber (203), in response to a control command for a restarting of the fuel cell system (200) from the standby operation; and opening (109) the cathode isolation valves (207). The invention also relates to a fuel cell system (200).
Resumen de: WO2026061697A1
The invention relates to a method for operating a fuel cell system (100), in particular of a vehicle (200), by a control unit (FCCU), comprising: providing (110), by means of the control unit (FCCU), a respective heating current (/i,k) to a heater of a number (n) of heaters of the fuel cell system (100) in a second calculation step (k), wherein the heating currents (/i k) in total result in an overall heating current (I ges,k); predicting (120), by means of the control unit (FCCU), the overall heating current (I ges,k+i) for a third calculation step (k+1), following the second calculation step (k), in dependence on the overall heating current (I ges,k) of the second calculation step (k); and operating (130), by the control unit (FCCU), the fuel cell system (100) in dependence on the overall heating current (I ges,k+1) of the third calculation step (k+1). The invention also relates to a fuel cell system (100), to a computer program product, to a computer-readable data carrier, to a control unit (FCCU) and to a system (200).
Resumen de: WO2026061698A1
The presented invention relates to a method (100) for diagnosing a fuel cell system (200). The method (100) has the steps of: - closing (101) an anode subsystem and a cathode subsystem of a fuel cell stack (201) of the fuel cell system (200); - determining (103) a duration of a stagnation phase; - assigning (105) the determined duration to a state of the fuel cell system (200); - outputting (107) the state assigned to the determined duration, wherein the stagnation phase begins at a first point in time (t1) at which an anode pressure (111) in the anode subsystem corresponds to a cathode pressure (113) in the cathode subsystem, and wherein the stagnation phase ends at a second point in time (t2) at which a rate of change in the profile of the anode pressure (111) and/or the cathode pressure (113) is above a predefined threshold value.
Resumen de: EP4715910A1
A separator including a flow channel 10 comprising a first flow-channel wall, a second flow-channel wall, a first flow-channel groove between the first flow-channel wall and the second flow-channel wall, and one or more first blocking walls in the first flow-channel groove. The first blocking walls close off a portion of the latter half of the first flow-channel groove.
Resumen de: WO2024236080A1
There is provided a membrane electrode assembly (MEA) for an electrochemical devices, such as for fuel cells and electrolyzers, particularly for polymer electrolyte membrane (PEM) fuel cells, said membrane electrode assembly comprising a composite electrolyte membrane comprising a reinforced electrolyte layer comprising at least one porous support, the porous support being at least partially imbibed with a first ion exchange material; and a first electrode comprising a reinforced electrode layer comprising a porous support, the porous support being at least partially imbibed with a first catalyst and a second ion exchange material, wherein the composite electrolyte membrane is in contact with the first electrode. Also provided is a composite electrolyte membrane, which can be used in the manufacture of the membrane electrode assembly and a fuel cell and electrolyzer comprising such a membrane electrode assembly. A method for the manufacture of the membrane electrode assembly, and a membrane electrode assembly obtainable by such a method are also disclosed.
Resumen de: EP4715913A1
An electrochemical reactor, which may be a half-cell of a rechargeable battery, contains a liquid electrolyte which is pumped through the half-cell and has an electrochemical system in which a solid is deposited at an electrode while electric current is flowing. The liquid contains a high molecular weight polymer or a viscoelastic surfactant enabling elastic turbulence to occur and the half-cell is configured to compel through flow to make changes in direction, so that elastic turbulence occurs, enhancing mass transport through the liquid and reducing overpotential at the electrode, which enhances uniformity of deposited solid and inhibits parasitic reactions.
Resumen de: EP4715912A1
A separator according to an embodiment includes a first flow channel comprising flow-channel grooves and connecting a first location and a second location. The first flow channel has a serpentine flow channel shape. The midpoint in a length direction of the first flow channel is defined as the boundary. A range from the boundary to the first location side is defined as the first half. A range from the boundary to the second location side is defined as the second half. A turnaround area is included in the first half of the first flow channel. A turnaround area is included in the second half of the first flow channel that has a flow channel pattern different from that in the first half of the first flow channel.
Resumen de: CN121311982A
The object of the invention is a stack module of a solid oxide cell stack comprising a fuel inlet manifold (150) and a fuel outlet manifold (152) between two adjacent stacks (103). The stack module comprises at least two stack bundles, each stack bundle comprising a row or matrix of stacks (103) connected in parallel to the manifolds (150, 152) through their fuel inlets and fuel outlets and a fuel inlet manifold (150) for supplying the stacks with fuel and a fuel outlet manifold (152) for collecting fuel gas from the stacks (103), the stack module being located within a gas-tight cover (169), the gas-tight cover (169) includes a desired interface into and out of the gas-tight cover (169), and a fuel gas flow characteristic in the manifold (150, 152) is optimized based on a pressure drop characteristic of the manifold (150, 152) and a stack connected in parallel therewith with a size of an aperture connecting the manifold and the stack, and the stack is electrically isolated from the fuel manifold structure (150, 152) with an electrical isolation structure (172), the stack module includes a side sealing scheme (166) between adjacent stacks (103a) of the bundle of stacks and between the stack (103b) at the end of the bundle and a hermetic cover (169), the side sealing scheme (166) preventing air from flowing directly from the inlet chamber to the outlet chamber without flowing through the stacks, the side sealing scheme being electrically isolated, and the stack bundle comprise
Resumen de: EP4715079A1
Stainless steel that has excellent oxidation resistance, resistance to Cr poisoning, and electrical conductivity not only in the operating environments of SOFCs but also in the operating environments of SOECs. The chemical composition is appropriately controlled, in particular, to Al: 0.60 mass% to 1.50 mass%, Nb: 0.20 mass% to 0.45 mass%, Cr: 20.0 mass% to 30.0 mass%, and Si: 0.05 mass% to 0.50 mass%, and the relationships of the following expressions (1) and (2) are satisfied: 0.03 × Cr + Al ≤ 2.20 ...(1), 0.44 × Si + Al ≤ 1.52 ...(2).
Resumen de: GB2700877A
An electrode comprising particles of Gd-doped cerium oxide (GDC) and/or gadolinium and lanthanum-doped ceria (La-GDC), and particles comprising a core of Ni or nickel-based alloy fully or partially coated with a composite oxide shell containing NiO or Ni. An area ratio of the shell to the core in a cross-section of the electrode may be greater than 0 and equal to or less than 0.98. The shell may include an area having a thickness equal to or less than 200 nm. The Gd content may be greater than 0 and less than or equal to 20 mol% relative to the total number of moles of Ce and Gd in GDC. The Gd content may be greater than 0 and less than or equal to 10 mol% relative to the total number of moles of Ce, Gd and La in La-GDC. The Ni content may be between 30 and 70 mass% relative to the total mass of particles. The electrode porosity may be between 20 and 40 %. The electrode may be used as a fuel electrode in a solid oxide fuel or electrolyser cell. Figure 1
Resumen de: CN121153128A
Conventional redox flow batteries may be limited by the solubility of raw materials used to form negative electrode electrolytes. Disclosed herein are methods for improving the solubility of a negative electrode electrolyte feedstock by conversion to a more soluble compound that retains the desired reactivity with a negative electrode electrolyte reagent under operating conditions.
Resumen de: EP4715914A1
A solid electrolyte layer includes a plurality of electrolyte particles, each of the electrolyte particles containing an oxide, and a plurality of pores. The plurality of electrolyte particles includes a first particle and a second particle. The plurality of pores includes a first pore and a second pore. The first pore is in contact with the first particle. The second pore is inside the second particle.
Resumen de: CN121359271A
Electrosynthetic or electrical energy batteries and systems that exhibit low impedance despite employing poorly conductive liquid electrolytes, as well as methods of operating such batteries and systems, are disclosed. In one example, an electrosynthesis or power cell is provided that includes a first electrode, a second electrode, and a liquid flow channel positioned between the first electrode and the second electrode. The liquid flow channel supplies a liquid electrolyte, and the liquid flow channel is narrow. A porous spacer, which may be a porous capillary spacer, may be positioned in the liquid flow channel. In another example, a method of operating a battery is provided that includes filling a flow channel with a highly conductive liquid electrolyte and applying a potential difference between a first electrode and a second electrode. During operation of the battery, a poorly conductive liquid electrolyte flows through the flow channel.
Resumen de: EP4715843A1
A proton conductor of the present disclosure contains a compound represented by a chemical formula BaaZr1-x-yYbxCuyO3-δ. In the chemical formula, 0.95 ≤ a ≤ 1.05, 0.1 ≤ x ≤ 0.4, 0.01 < y < 0.20, and 0 < δ ≤ 0.65 are satisfied. An electrolyte film 10 of the present disclosure contains the proton conductor of the present disclosure.
Resumen de: CN121358894A
Proton exchange membranes are described. The proton exchange membrane includes: a reinforcing membrane; a continuous non-porous hydrogen recombination catalyst coating, the continuous non-porous hydrogen recombination catalyst coating comprising a mixture of a hydrogen recombination catalyst and a proton conducting ionomer; and a continuous non-porous cross-linked polyelectrolyte multilayer coating, the continuous non-porous cross-linked polyelectrolyte multilayer coating comprising alternating layers of a polycationic polymer and a polyanionic polymer. Catalyst coated membranes incorporating proton exchange membranes and methods of making proton exchange membranes are also described.
Resumen de: CN121152901A
The disclosed technology relates to a composition for mitigating hydrogen penetration and mitigating polymer oxidation by adding a radical scavenging organic inhibitor within an anion exchange membrane ("AEM") electrolysis cell.
Resumen de: CN121152901A
The disclosed technology relates to a composition for mitigating hydrogen penetration and mitigating polymer oxidation by adding a radical scavenging organic inhibitor within an anion exchange membrane ("AEM") electrolysis cell.
Resumen de: CN120917587A
The invention relates to a bipolar plate (1) for an electrochemical system, having a rectangular basic shape, in which three ports (11, 12, 13, 14, 15, 16), in particular two working agent ports (11, 13, 14, 16) and one coolant port (12, 15), are arranged adjacent to one another on each of the plate narrow sides (4, 5), the coolant port (12, 15) being located between the working agent ports (11, 13, 14, 16), and the coolant port (12, 15) being located between the working agent ports (11, 13, 14, 16). The plate (1) has a plate longitudinal side (2, 3) and has a port longitudinal side (18) aligned in parallel with the plate narrow side (4, 5), and each working agent port (11, 13, 14, 16) has a port longitudinal side (20) aligned in parallel with the plate longitudinal side (2, 3), with a rectangular effective field (10) positioned between three ports (11, 12, 13) on one plate narrow side (4) and three ports (14, 15, 16) on the opposite plate narrow side (5), the active field (10) has two active field longitudinal sides (22, 22 '), each of which is arranged parallel to the plate longitudinal sides (2, 3); the effective field (10) has linear channels (10a) for guiding the flow of the working agent and the coolant parallel to the effective field longitudinal sides (22, 22 '). The product of the length (L18) of the port longitudinal side (18) of the coolant port (12, 15) and the length (L20) of the port longitudinal side (20, 20 ') of one of the two working agent ports (11, 13, 14,
Resumen de: CN120981947A
A fuel cell system (2) comprising:-a fuel cell stack (4) comprising an anode (6) and a cathode (8),-a cathode supply device (20) arranged for providing a gas comprising air and water to a cathode inlet (8a),-an air compressor (22) arranged between said cathode supply device (20) and said cathode (8),-first and second dosing devices (42a, 42b) arranged for dosing the gas,-a first dosing device (42a) and a second dosing device (42b) arranged for dosing the gas to the cathode inlet (8a),-a second dosing device (42b) arranged for dosing the gas to the cathode inlet (8a), and-a second dosing device (42b) arranged for dosing the gas to the cathode inlet (8a). The first dosing device (42a) is configured to inject water upstream of the air compressor (22) and the second dosing device (42b) is configured to inject water downstream of the air compressor (22), and-a heat exchanger (24) arranged upstream of the air compressor (22), the heat exchanger (24) is arranged to receive heat from a cooling circuit of the fuel cell stack (4) and/or from a motor of the air compressor (22).
Resumen de: EP4715911A1
A separator according to an embodiment including: a flow channel comprising flow-channel walls and flow-channel grooves provided between the flow-channel walls; a supply manifold; an exhaust manifold; a supply connection channel connecting one end of the flow channel to the supply manifold; and an exhaust connection channel connecting the other end of the flow channel to the exhaust manifold. The supply connection channel or/and the exhaust connection channel comprise one or more first protrusion-wall groups including first protrusion-walls and one or more second protrusion-wall groups including second protrusion-walls. The first protrusion-walls are aligned in a second direction which is a vertical direction relative to a first direction which is parallel to the flow-channel grooves at the end portion of the flow channel. The second protrusion-walls are aligned in a second direction. The first protrusion-wall groups and the second protrusion-wall groups are aligned in the first direction. The second protrusion-wall groups are offset in the second direction from the first protrusion-wall groups.
Resumen de: CN121726443A
本申请公开了一种多车并联氢系统的加注、供给系统及控制方法,涉及加氢设备的技术领域,包括并联管路,并联同组氢气瓶组的各个氢气瓶;柔性连接管,设置于两个所述并联管路之间;启闭阀件,有多个且分别设置于所述柔性连接管与所述并联管路之间,所述启闭阀件控制所述柔性连接管与所述并联管路的断开以及连通;检测模块,检测所述柔性连接管的状态,所述检测模块与所述启闭阀件电性连接,所述检测模块控制所述启闭阀件的开启以及关闭;排空模块,设置于所述柔性连接管,所述排空模块与所述检测模块电性连接,所述检测模块控制所述排空模块排空所述柔性连接管。本申请能在降低建设成本的情况下快速地对多车厢车辆进行氢气补充。
Resumen de: CN121726455A
一种膜电极、燃料电池,属于燃料电池技术领域;膜电极包括质子交换膜及分别设于质子交换膜两表面的阴极催化层和阳极催化层;阴极催化层中离聚物覆盖率W1和阳极催化层中离聚物覆盖率W2的关系满足:W1>W2、75%≤W1≤85%、60%≤W2≤70%;阴极催化层中离聚物覆盖率W1和阴极催化层的厚度T1的关系满足:4≤W1×T1≤10,其中,T1为以μm为单位的厚度值;能够在外部负载变化时(即在电流密度发生骤升骤降时),使膜电极内维持较好的湿度,进而有利于气体的传输和催化反应的发生,维持较好的性能。
Resumen de: CN224036371U
本申请涉及一种热能自适应循环燃料电池电堆结构,包括电堆本体以及设置于所述电堆本体一端的配气端;所述配气端的一端设置有第一冷却路进口和第二冷却路出口,所述配气端的另一端设置有第一冷却路出口和第二冷却路进口;所述电堆本体包括交替设置的第一双极板和第二双极板;所述第一冷却路进口通过所述第一双极板的第一冷却路流场与所述第一冷却路出口连通形成第一冷却路;所述第二冷却路进口通过所述第二双极板的第二冷却路流场与所述第二冷却路出口连通形成第二冷却路;所述第一冷却路的流动方向与所述第二冷却路的流动方向相反。本申请能实现电堆内部热能的自适应循环,有效均匀反应区的温差,提高电堆性能的一致性和寿命。
Resumen de: CN224036378U
本实用新型属于全钒液流电池技术领域,尤其涉及一种电解液生产用电堆装置,其特征在于,包括端夹板和膜反应单元,两个端夹板之间叠装排列有多组膜反应单元并通过螺栓连接固定,膜反应单元包括双向集流电极板、正极板、负极板和隔膜,电极区域内居中设有一个压力平衡孔,压力平衡孔周边设有承压台;液流孔上分别设有液流导向台,液流导向台的侧边设有贯穿孔,贯穿孔与电极区域内的导槽凹槽相连通;一个端夹板上与液流孔对应的位置至少设有正极液流进管、正极液流出管、负极液流进管、负极液流出管中的任意两个。本实用新型的优点是:有效地减少了板片叠加后的尺寸,使产品的制作成本显著降低,提高了全钒液流电池电解液生产的效能。
Resumen de: CN224036374U
本实用新型涉及燃料电池技术领域,具体提供了一种电堆加湿系统。本实用新型的电堆加湿系统包括加湿单元,尾排单元,以及向加湿单元供入气体的供气单元;加湿单元和尾排单元分别连通电堆的进气口和排气口,且尾排单元和供气单元之间连通有循环管路;由供气单元供入的气体被加湿单元加湿后进入电堆,电堆排出的尾气进入尾排单元,且尾排单元能够分离出尾气中的水分,并将分离水分的气体通过循环管路输送至供气单元。本实用新型的电堆加湿系统,通过尾排单元的分离处理,可重新得到用于加湿的气体,并循环输送至供气单元后再次用于加湿使用,有利于节省用于电堆加湿的气体的消耗量。
Resumen de: CN224036372U
本实用新型公开一种电池散热结构,包括无人机和设置于所述无人机内的电池;所述无人机包括机身本体、多个机翼和顶盖;多个所述机翼均匀设置于所述机身本体远离所述顶盖的一面上;所述机身本体内设置有容置腔,所述容置腔的底部设置有集气腔,所述集气腔分别与每个所述机翼连通设置;所述电池设置于所述容置腔内;所述顶盖盖合于所述容置腔的顶部。本申请结构简单,拆装方便,便于维护,稳定性较好,经济安全实用,在不改变无人机结构的基础上,利用飞行扇叶飞行时的风进行散热,达到既能散热又能减轻重量的目的,能够大大提高无人机装载电池的散热性能,可以应用于燃料电池和动力电池中,很好的满足实际使用的需要。
Resumen de: CN121726450A
本发明公开了一种基于阳极尾气超微量氧气分析的燃料电池氢氧互串直接探测方法及系统,通过采集并预处理阳极尾气,利用高灵敏度氧气分析技术直接测量其中微量氧气浓度,并基于浓度值进行分级风险评估与预警。本发明突破了传统间接诊断方法的局限,提供了氢氧互串的直接证据,实现了从ppb到ppm级的超高灵敏度检测,并针对车载、电站及研发等不同场景提供了MEMS电化学、TDLAS激光光谱与微型气相色谱多种技术路径,有效克服富氢环境干扰,具有响应快、精度高、可靠性强的优点,能实现早期预警与预测性维护,极大提升了燃料电池运行安全性。
Resumen de: CN121718166A
本申请涉及聚苯硫醚复合材料的制备和应用技术领域,尤其是涉及一种聚苯硫醚复合材料、制备方法及其应用,一种聚苯硫醚复合材料,由以下组分按重量份数制备而成:90‑99份的聚苯硫醚‑40%玻璃纤维,1‑10份的聚四氟乙烯,1份的偶联剂,0.5份的润滑剂;一种聚苯硫醚复合材料的制备方法,包括如下步骤:(1)按照重量份数计,将90‑99份的聚苯硫醚‑40%玻璃纤维、1‑10份的聚四氟乙烯和1份的偶联剂放入混料机中混合均匀,得到混合物A;(2)将混合物A置于挤出机中并加入0.5份的润滑剂,挤出机挤出棒状材料。本申请的聚苯硫醚复合材料同时兼具玻璃纤维的抗拉强度、耐磨性以及聚四氟乙烯的自润滑性,提升了材料的自润滑性能。
Resumen de: CN121717968A
本发明属于阴离子交换膜领域,具体涉及一种基于哌啶功能化主侧链双阳离子的阴离子交换膜及其制备方法。将对三联苯、N‑甲基‑4‑哌啶酮、2,2,2‑三氟苯乙酮进行Friedel‑Crafts聚合反应,合成聚(三联苯‑哌啶酮‑三氟苯乙酮)。将1,6‑二溴己烷与1‑甲基哌啶反应,合成亲水的长烷基哌啶阳离子侧链。然后采用梳状接枝策略,与主链哌啶阳离子共同作用,再进行季铵化,得到阴离子交换膜。构建了良好的亲/疏水微相分离结构,亲水相有利于改善OH‑传输效率,为离子的运输提供专属通道;疏水相则提高了膜的机械性能;通过增加阳离子的个数改善电导率,通过接枝的方式引入无醚烷基侧链来提高尺寸稳定性与耐碱稳定性。
Resumen de: CN121726430A
本发明公开了一种介孔碳材料及其制备方法、催化剂和燃料电池,涉及燃料电池技术领域,其中,所述介孔碳材料满足:1.2<1000×V/SSA<2.0;1.8<ID/IG<2.2;其中,V为所述介孔碳材料的介孔孔容积,所述介孔的孔径为2~50 nm;SSA为所述介孔碳材料的比表面积;ID为所述介孔碳材料通过拉曼光谱测定的D峰强度;IG为所述介孔碳材料通过拉曼光谱测定的G峰强度。本发明制备的介孔碳材料具备较高的电化学活性与出色的结构稳定性。
Resumen de: CN121726440A
本发明公开了一种MOF/聚酰胺双复合膜的制备及其在碱性介质的能源转换与存储装置中的应用,包括1)利用互不相溶溶剂界面自组装在多孔基底上原位生长MOF膜,极大地提高了MOF材料在多孔基底上的覆盖度和均匀性;2)在已经生长MOF膜的基底上利用界面聚合引入聚酰胺涂层来填补MOF层缺陷。该类复合膜致密皮层由MOF和聚酰胺组成,一方面保证了膜材料的离子选择性;另一方面,MOF材料自身规整且贯通的多孔结构可选择性传递离子,使得膜材料保持较高的离子传导性。该方法制备简单、易放大且过程易于调控。所制备的MOF/聚酰胺双复合膜应用于基于碱性介质的能源转换与存储装置中可以赋予电池反应器件良好的性能。
Resumen de: CN224036377U
本实用新型涉及发电设备技术领域,具体公开了一种氨燃料SOFC发电系统,包括:燃料供应及处理子系统,用于提供氨燃料并对氨燃料进行预热和裂解;空气供应子系统,用于提供空气并对空气进行预热;燃烧供热子系统,作为燃料燃烧的场所及向燃料供应及处理子系统和空气供应子系统供热;SOFC电堆子系统,作为发生电化学反应的场所;和电能转换子系统,用于将SOFC电堆子系统中产生的电流进行电源类型转换及储存。该系统所用燃料都是氨燃料,无需其他甲烷辅助气体,也不是氨水,无需氨水汽化的步骤,节约能耗,整个发电系统结构简单,发电效率高,原料的利用率高。
Resumen de: CN224036383U
本实用新型涉及燃料电池领域,具体为一种集成分水器的燃料电池歧管结构,其包括:歧管;分水器,设置在歧管上,歧管上的氢出口与分水器内腔连通,分水器顶部设置出口和接头;滤板,设置在分水器内腔中,滤板下方形成储水区,上方形成分水区;挡板,设置在分水器内腔内且位于滤板上方;以及盖板,设置在分水器上用来密封分水器内腔。本实用新型将分水器集成在歧管上,提高歧管集成度,设计优化燃料电池发动机布置,使得发动机整体更加紧凑。将分水器靠近歧管氢出口,通过合理设计分水器的容积以及挡板结构,提高了分水器的分水效率,提升了电堆性能。将分水器集成在歧管上,免去了分水器单独的采购,降低了成本,同时也简化了装配。
Resumen de: CN224036370U
本实用新型公开了一种电解液储罐及液流电池系统,其中,一种电解液储罐包括:罐体,所述罐体靠近顶部位置处设有进液口,所述罐体靠近底部位置处设有出液口;进液管组,所述进液管组包括:与进液导管、分液主管、若干环绕所述分液主管轴向分布的分液支管、以及向下延伸的匀流管,所述匀流管的侧面设有若干间隔分布的布液孔,电解液从所述布液孔中喷出后产生冲击力作用于罐内电解液以形成搅拌作用;以及,出液管。本实用新型能够对罐体内电解液形成搅拌作用,从而使得电解液在罐体内分布的更加均匀,同时布液孔的设置也可以使电解液在垂直方向上更加均匀的分布,从而有效地缓解电解液浓度梯度和温度梯度,进而提高液流电池系统的稳定性。
Resumen de: CN224036365U
本实用新型公开了一种质子交换膜燃料电池金属双极板,包括阳极单板、阴极单板、覆于极板上的密封条,阳极单板和阴极单板上分别设置有阳极流场通道和阴极流场通道,阳极单板和阴极单板之间的空腔形成冷却剂流场通道;本实用新型针对传统平行流场冷却性能差以及长流道压降大导致空压机功耗大的问题,阴极流场流道采用垂直波浪流场结构和短流道形式,使该流道内压降更低,从而降低空压机的功耗损失,提升了电化学反应活性,同时增加冷却剂与流道的接触面积,实现了更好的热管理。
Resumen de: CN224036362U
本实用新型属于全钒液流电池技术领域,尤其涉及一种双向集流电极板,包括板体,在板体的两侧表面中部设有一个用于与电极接触的电极区域,板体的四角设有四个电解液通过孔,四个电解液通过孔之间的电极区域内设有导流凹槽,所述板体的电极区域的表面下凹形成容纳电极的空间,其内设有至少一个压力平衡孔,压力平衡孔周边设有承压台,承压台上设有环形的密封沟槽。与现有技术相比,本实用新型的有益效果是:1)通过在板体的电极区域中间设置压力平衡孔,使板体受力更均匀,有效减少在多片电极板叠加施压后,因板体变形造成的泄漏问题,有助于改善酸性电解液对环境的腐蚀问题;2)板体变形小,可以明显提高全钒液流电池电解液生产的效能。
Resumen de: CN224036367U
本实用新型属于全钒液流电池技术领域,尤其涉及一种电解电锥的膜反应单元,其特征在于,包括双向集流电极板、正极板、负极板和隔膜,在双向集流电极板的一侧设有正极板,另一侧设有负极板,正极板外侧和/或负极板外侧设有隔膜;所述双向集流电极板的两侧表面各设有一个用于与电极板接触的电极区域,板体四角各设一个液流孔,双向集流电极板的电极区域内设有一个压力平衡孔。本实用新型的有益效果是:1)通过将双向集流电极板和正极板、负极板、隔膜组合后成为一个膜反应单元,有效地减少了板片叠加后的尺寸,使产品的成本显著降低,产品更有市场竞争力;2)在相同电解电堆体积下,隔膜的工作面积更大,提高了全钒液流电池电解液生产的效能。
Resumen de: CN224036375U
一种氢气品质监控系统,包括氢气净化模块和补氢模块;氢气净化模块,进口用于连接氢冷发电机组的高压侧,出口串联第一单向阀后连接氢冷发电机组的低压侧,净化氢气中的杂质气体;补氢模块的出口串联第二单向阀后连接氢冷发电机组的低压侧,将高纯氢补入也氢冷发电机组的低压侧;氢气净化模块和补氢模块连接氢冷发电机组的低压侧的连接管路上分别连接或共用监测补氢压力的压力计;还包括用于采集发电机组氢气纯度值和压力值,满足预设条件或触发事件发生时,控制氢气净化模块或补氢模块的启停的控制器。能实时根据发电机组内氢气压力和纯度变化,及时净化氢气,补入高纯氢稳定发电机氢气品质,改变了根据监测数据人工调节氢气纯度和压力的滞后性。
Resumen de: CN224036368U
本实用新型公开了一种组合式固体氧化物燃料电池用连接件,包括第一支撑框、第二支撑框、连接主体,所述第一支撑框第二支撑框上下相对设置且均为中空框架结构,所述连接主体位于第一支撑框与第二支撑框之间,所述连接主体与第一支撑框、第二支撑框连接为一个整体后安装至燃料电池中,所述连接主体设有上凸起部与下凸起部,若干所述上凸起部沿连接主体的长度方向间隔均匀设置,若干所述下凸起部沿连接主体的长度方向间隔均匀设置,若干所述上凸起部与若干所述下凸起部相互交错设置,通过冲压工艺的精密塑性成形能力,在保证性能的前提下,将连接件厚度减小,同时实现成本降低与性能优化。
Resumen de: CN224036380U
本实用新型涉及电池储能技术领域,具体而言,涉及一种电堆网板,采用本实用新型所提供的结构,主要包括了碳板和两块对称设置的夹板,两个所述夹板将所述碳板夹设设置于两个夹板之间,其中一个所述夹板的表面对称于碳板开设有第一流道槽和第二流道槽,所述第一流道槽用于未还原电解液流动,所述第二流道槽用于已还原电解液流动,所述碳板位于第一流道槽的一侧的表面上覆盖设置有离子交换膜。通过上述结构,不在使用胶条粘接的方式,而是使用两个夹板将碳板更牢固的夹在两个夹板之间,这这样尽可能的使碳板不再脱落,大幅提升了整个装置的使用寿命。
Resumen de: CN224036382U
本申请提供一种燃料电池系统的框架固定结构,包括固定架、过渡框架以及轨道框架,所述轨道框架包括滑轨和导轨,所述固定架用于与燃料电池系统固定,所述滑轨与所述固定架固定为一体,所述导轨与所述过渡框架固定为一体,所述过渡框架与安装面固定。采用创新的模块化设计,将固定架、过渡框架和轨道框架有机结合,形成可整体滑动的集成式结构,这种设计大幅提升了燃料电池系统的安装效率与维护便捷性,使系统在狭小空间内的检修作业变得简单易行。
Resumen de: CN224031110U
本实用新型涉及一种电化学能量转换装置,包括沿堆叠方向堆叠的一个或多个单模块,所述单模块具有在所述堆叠方向上位于最外侧的两个双极板、夹在所述两个双极板之间的基础框架、用于进行电化学反应的催化剂涂膜以及用于传输气体和液体的多孔传输件,所述催化剂涂膜和所述多孔传输件置于所述基础框架的反应区域内,其中,所述多孔传输件具有朝向所述基础框架的密封区域延展的凸缘部,所述凸缘部在所述堆叠方向上在所述基础框架和所述催化剂涂膜之间支撑所述催化剂涂膜,从而避免催化剂涂膜在高压环境下嵌入基础框架与多孔传输件之间的间隙而受损。
Resumen de: CN224036366U
本实用新型公开了一种风冷燃料电池双极板结构,该双极板的阳极侧和阴极侧均通过瓦楞箔形成阳极、阴极流场,阳极流场和阴极流场通过扁平型的分离箔进行分隔,分离箔的两侧均设置有密封组件以实现阳极流场和阴极流场的密封;所述的阴极侧包括阴极框架,所述的阴极框架位于阳极集流口处,且阴极框架置于阴极瓦楞箔的两端,配合阴极瓦楞箔的厚度,以实现MEA组件中的边框紧密贴合设置,形成阴极流场。本实用新型采用了阴极与冷却气流的分离技术,保证了阴极气流的相对湿度和电堆的电压性能。本实用新型为风冷燃料电池系统提供了一种经济高效的解决方案,特别是在便携式发电和低功率运输领域的应用。
Resumen de: CN224036369U
本申请涉及燃料电池技术领域,旨在解决膜电极和极板之间的密封结构容易失效的技术问题,提供一种单电池、燃料电池系统及车辆。单电池包括膜电极、极板和气路密封件。极板沿其长度方向的端部设有气体通道。气体通道被配置为供反应气体通过。气路密封件被构造为热压于膜电极和极板之间以将膜电极和极板粘接,且沿极板的厚度方向,气路密封件的投影围绕气体通道的投影以密封气体通道。本申请的有益效果是采用热压的方式将气路密封件设于膜电极和极板之间,可以降低气路密封件的厚度,使得膜电极和极板之间呈近乎贴合的状态。当多个单电池装配成电堆时,可以降低气路密封件发生变形的概率,以有效保证电堆的密封性。
Resumen de: CN224036364U
本实用新型公开了一种燃料电池膜电极制备用新型压板装置,包括呈方形的下底板和上压板,所述下底板和上压板上均设有相通的通槽口,所述下底板和上压板的一同侧对应侧边处均固定设有连接轴,所述连接轴之间均通过连接板实现连接,所述连接板分别铰接在两连接轴上,所述下底板与上压板完全重合时,下底板和上压板的通槽口完全重合;可以有效实现对碳纸的压制作用,保证碳纸在热风循环箱内顺利烘干工作。
Resumen de: CN121726461A
本公开提供一种适配火电储能调频的配位调控型高稳定水系有机液流电池及其制备方法。制备方法包括:在有机阳极活性物质和阳极配位调节剂中加入脱氧去离子水,通入惰性气体,搅拌处理并加入pH调节剂调节溶液pH,搅拌处理形成阳极电解液;在有机阴极活性物质与阴极配位调节剂中加入脱氧去离子水,通入惰性气体搅拌处理,并加入支持电解质搅拌处理,形成阴极电解液;将离子交换膜浸入改性液中经搅拌处理得到改性膜;将改性膜浸入碱金属溶液中浸泡处理激活离子交换位点;将电极浸入掺杂液中分散处理、干燥处理得到掺杂后的电极,以该掺杂后的电极为工作电极,铂片为对电极、饱和甘汞电极为参比电极,在H2SO4溶液中进行循环伏安活化。
Resumen de: CN121726422A
本公开涉及一种质子交换膜电极及其制备方法与质子交换膜燃料电池,该质子交换膜电极包括催化层,所述催化层包含复合吸湿剂,所述复合吸湿剂包括内核和壳层,所述内核包括微晶纤维素,所述壳层包括沸石咪唑有机框架材料。本公开的膜电极可以实现在干工况下长期稳定运行,质子交换膜燃料电池具有优异的耐久性。
Resumen de: CN121726469A
本申请公开了一种氢燃料电池电堆,涉及燃料电池技术领域。本申请通过在氢气进口处设置螺旋装置,使循环氢中夹带的液态水在进入电堆前即被有效打散并重新分布,液态水在螺旋导向作用下转化为细小水珠,并在气流推动下依次进入气口假电池组和真电池组的氢进气通道内,从而避免液态水以集中液流形式直接冲入某一单电池。该结构能够显著减弱低电密工况下液态水集中排放对局部单电池电化学反应和结构件的冲击,使液态水以更温和、分散的方式被多节电池带出,进而改善电堆内氢气分布均匀性,提升整体运行稳定性和耐用性。
Resumen de: CN121726468A
本发明提供了一种燃料电池的电堆、燃料电池与电动装置,电堆包括阳极集流板、阴极集流板,及设置于阳极集流板与阴极集流板之间的电堆堆芯;电堆堆芯包括依次堆叠设置的靠近阳极集流板的近阳极堆芯、中部堆芯与靠近阴极集流板的近阴极堆芯;近阳极堆芯、中部堆芯与近阴极堆芯分别独立地包括堆叠设置的至少一个串联的单电池;近阳极堆芯与近阴极堆芯中阳极流道与阴极流道的流道体积,大于中部堆芯中阳极流道与阴极流道的流道体积。电堆中,近阳极堆芯与近阴极堆芯中的单电池的阴极流道与阳极流道具有更小的流阻,低温冷启动时,可以产生更多的热量,防止内部结冰,燃料电池能够在理想的时长内实现无损低温冷启动。
Resumen de: CN121720670A
本申请涉及一种燃电系统自动下线检测装置及检测方法,三路流量调节与检测模块与气源处理模块连接以接收调节后气源,分别对燃电系统氢气路、空气路、水路的流量进行调节并检测各回路回流流量,其一端与燃电系统连接以传递检测介质,另一端与排气模块连接以将回流气体输送至排气模块排出,控制中枢模块与气源处理模块、三路流量调节与检测模块、排气模块均电连接,对检测全流程进行状态监控、指令下发及数据处理,同时与燃电系统的燃料电池控制器通讯交互以统筹协调各模块协同工作,通过各模块的有机结合与协同运作,实现燃电系统氢气路、空气路、水路气密性的全自动检测,有效解决传统检测设备自动化程度不足、依赖人工操作易出错的问题。
Resumen de: CN121726437A
本发明提供一种高气密性的柔性石墨极板及其制备方法,该制备方法包括以下步骤:(1)将膨胀石墨预制板模压成型为石墨素坯极板;(2)采用微型针在石墨素坯极板上冲出微型针孔;(3)将步骤(2)得到的带有微型针孔的石墨素坯极板在浸渍胶中进行浸渍处理,得到浸渍后的极板;(4)将步骤(3)中浸渍后的极板进行清洗、固化、干燥和整平,得到所述高气密性的柔性石墨极板。本发明通过创新性地在模压后的石墨素坯极板表面采用冲制微型孔的方法,使得模压后的石墨素坯极板内部的一部分孔隙被打破。冲制的微型孔使预制板内存在的孔隙的气体更加容易被抽出,浸渍胶更容易填充至极板内部,实现了浸渍胶浸渍难度的降低和透气率的上升。
Resumen de: CN121726438A
本发明提供一种适配高温燃料电池的柔性石墨双极板及其制备方法和应用。本发明通过优化双马来酰亚胺浸渍液配方、真空压力浸渍与阶梯式固化工艺,使得柔性石墨双极板具备高TG点(>260℃)、优异机械性能及高温下的长期稳定性,既满足传统中温燃料电池长期服役需求,又能适配120~200℃高温燃料电池场景,填补高温双极板技术空白。
Resumen de: CN121718049A
本发明公开了一种交联PBI膜的制备方法及其在弱碱性锌铁液流电池体系中的应用,该离子传导膜具有致密交联层和多孔支撑层非对称一体化结构,同时兼具高离子传导率和高离子选择性。基于双凝结浴诱导相转化结合化学交联反应的方法,通过调控单体浓度、刮涂厚度及交联反应时间得到具有上述结构的膜材料。使用含有‑Cl和/或‑Br的具有刚性结构的多苯环芳香族化合物作为交联剂,利用交联手段破坏PBI链段之间紧密堆积的氢键,形成纳米或亚纳米孔道,同时在膜内引入‑Cl/‑Br等亲水官能团,形成连续水通道促进离子选择性快速传递;将其应用于弱碱性锌铁液流电池体系中,可缓解由于水迁移造成的电解液失衡、维持电池的长期稳定运行,同时可以赋予电池较高的功率密度。
Resumen de: CN121726447A
本发明公开了一种提高质子交换膜燃料电池功率密度的活化方法,涉及燃料电池技术领域,具体过程如下:S1)将燃料电池连接于燃料电池测试系统,并用N2吹扫,同时设定加湿器、气路管道和电池温度;S2)到达一定温度后更换反应气体空气和H2,测试I‑V曲线,确定峰功率密度;S3)设置电池温度梯度(60℃‑85℃)和电流密度梯度(0.05A/cm2‑3A/cm2),测试得到I‑V曲线,即可得到开路电压、额定功率密度和峰功率密度。本专利提出了一种高效的质子交换膜燃料电池活化的方法,与传统的活化方法相比,燃料电池的额定功率密度和峰功率密度分别提高了45%和20%。
Resumen de: CN121726432A
本申请公开一种金属‑氧化物界面提升氨氧化活性催化剂的制备方法,涉及新能源材料技术领域,将炭黑和乙二醇混合均匀,加入氯亚铂酸钾、硝酸钴混合均匀,加入抗坏血酸,置于油浴锅加热,冷却后离心洗涤所得样品,将样品放入真空干燥箱中干燥,将得到的催化剂分别置于空气和氮气的氛围下退火处理,该方法制备出来的催化剂PtCoOx/C基于PtCo‑C结构与具有亲*OH能力的CoOx复合形成的材料,实现高效的氨氧化催化性能;CoOx增强*OH在催化剂表面的结合,Co的引入与Pt形成合金能优化一系列中间体的吸附,NH3一系列中间体与*OH结合后脱氢,有效降低AOR动力学的吸附能,突破更高的氨氧化性能以及优异的稳定性。
Resumen de: CN121726470A
本发明提供燃料电池组。多个燃料电池单体分别具备:具备开口部的树脂制的框体;配置于开口部的膜电极接合体;以及隔着框体及膜电极接合体而相互对置的第一及第二隔板。燃料电池组具备第一歧管孔。框体具有划定第一歧管孔的框体内缘。第一隔板具有划定第一歧管孔的第一隔板内缘、沿着第一隔板内缘配置的平坦部、形成多个气体通路的凹凸部、以及平坦部与凹凸部的边界线。在通过将边界线向第一隔板内缘侧离开而得到的线来规定出确定线时,框体内缘位于比确定线远离第一歧管孔的一侧的位置。
Resumen de: CN121719986A
本发明涉及电化学装置管道连接技术领域,提供一种电化学装置管道连接组件及其应用,采用本发明的电化学装置管道连接组件可以同时满足高温下电池堆与外接金属管道间的气体传输、密封和绝缘要求。管道连接组件包括用于将外部的第一金属管道和与所述电化学装置存在电接触的第二金属管道之间连通的连接件;连接件包括用于依次设置在所述第一金属管道和所述第二金属管道之间的第一密封垫圈、陶瓷连通管道和第二密封垫圈;连接件的热膨胀系数在第一金属管道的热膨胀系数和第二金属管道的热膨胀系数之间。
Resumen de: CN121726465A
本发明提供一种多电堆重整制氢燃料电池能量管理拓扑结构及其控制方法。拓扑结构包括燃料电池系统处理器和若干条拓扑支路,所述燃料电池系统处理器的输出端连接若干条拓扑支路;所述拓扑支路包括依次连接的开度阀、流量传感器、电堆、DCDC和继电器,所述开度阀的输入端连接燃料电池系统处理器的输入端,所述继电器的输出端与锂电池一起连接直流负载或通过逆变器连接交流负载。本发明针对多电堆,考虑变载频率影响,设计重整燃料电池系统能量管理系统。
Resumen de: CN121726451A
本发明公开了一种燃料电池巡检器滤波控制方法,涉及燃料电池巡检滤波技术领域,包括采集第k片单片电池对应的单片电压值Uk,并将Uk保存至数据缓存器;Uk与前一通道Uk‑1作比较,判断是否满足Uk‑Uk‑1≤ΔU,如果不满足则第k片单片电池对应电压采集通道数Nk=0,当前单片电压值即为采集值Uk,Nk=Nk+1,Nk为第k片单片电池对应电压采集通道数,切换进入下一通道单片电压采集;通道计数器判断是否满足Nk≥3,如满足则第k片单片电池对应电压采集通道数Nk=0,当前单片电压值即为采集值Uk,如不满足,以前三个通道平均值为当前单片电压值即Uk=(Uk‑1+Uk‑2+Uk‑3)/3;最后将Uk值刷新至数据处理缓存器;本申请中的技术方案通过延时处理进行滤波,针对“奇异值”的瞬变性特征做甄别,进一步来减少单低故障的误触发,提高系统的稳定性,减少巡检器采集电压值的波动。
Resumen de: CN121726436A
本发明公开了一种方便安装的氢燃料电池双极板,包括双极板和锥形套,双极板四角均贯穿设置有锥形套,锥形套底部卡接有可上下活动的连接台,上下相邻的连接台首尾相接以连接多个双极板,连接台中部固定有连接筒,连接筒顶部为直径小于连接筒内径的对接头,对接头顶部转动设置有旋转头,连接筒内部开设有引导槽,旋转头两侧固定有与引导槽适配的滑块,引导槽顶部开设有与引导槽垂直的矫正口,连接筒顶部内壁固定有多个矫正头,本发明通过按压动作,即可完成多块双极板之间连接台的对接与旋转互锁,将对接的下压力转化为旋转头的旋转力,使滑块滑入矫正口实现锁定,无需额外工具,实现了快速安装,缩短了电堆的装配时间。
Resumen de: CN121726427A
本发明涉及工业催化技术领域,公开了一种NiCuM/C氨氧化催化剂及其制备方法和应用,制备方法包括如下步骤:将Ni盐、Cu盐和M金属盐溶于乙醇得到混合溶液A;将草酸溶解于乙醇中,并加入炭黑,搅拌分散均匀,得到混合溶液B;混合溶液A缓慢滴加到混合溶液B中,搅拌反应得到固体产物,经过滤、洗涤、干燥后,惰性气氛下热处理,得到NiCuM/C氨氧化催化剂。本发明以乙醇为溶剂的草酸共沉淀法,将金属组分直接沉积负载于碳载体上,省去了pH调节过程和后续制备浆料的碳掺杂过程,制备工艺流程简单;得到的催化剂各成分协同作用,电化学活性表面积大,在室温的氨氧化反应中表现出较高的电流密度和良好的稳定性。
Resumen de: WO2025030474A1
An end-plate member for a fuel cell system. The end-plate member comprises an end-plate main body and a heat exchange structure located in the end-plate main body. The end-plate member is configured to be shared by a first galvanic pile assembly and a second galvanic pile assembly of a fuel cell system, and at least allocate a first reactive fluid and a coolant to a first pile of the first galvanic pile assembly and to a second pile of the second galvanic pile assembly. The end-plate member is further configured to enable the first reactive fluid to exchange heat with part of the coolant before the first reactive fluid and the coolant are allocated to the first pile and the second pile. In the fuel cell system which comprises the end-plate member, the number of components and tubes of the fuel cell system can be significantly reduced, thereby reducing the complexity of the fuel cell system, improving the level of integration of the fuel cell system and reducing the space occupied by same.
Resumen de: CN121726462A
本发明属于全钒液流电池电解液技术领域,具体为一种基于有机硅钼酸盐的钒电池负极电解液及其应用。本发明提供的钒电池负极电解液的成分包括钒离子、支持电解质和有机硅钼酸盐添加剂;所述有机硅钼酸盐添加剂为TBA4SiMo12O40和/或BMIM4SiMo12O40。本发明将有机硅钼酸盐添加到钒电池负极电解液中,有效提升了钒电池负极电解液在低温下的稳定性,拓展了钒电池的温度适应区间。
Resumen de: CN121726428A
本发明属于固体氧化物燃料电池技术领域,具体涉及一种适用于含硫燃料的固体氧化物燃料电池的电极催化剂。本申请通过流延‑相转化法与真空辅助浸渍工艺,制备直孔+球形孔复合结构NiMo‑YSZ电极催化剂;所得催化剂中的复合孔结构提升传质效率与比表面积,Mo凭借“表面选择性吸附+体相化学固硫”双重机制主动捕硫,且可动态再生。其能将H2S从120ppm降至14ppm,去除率达88%;在分别含硫氢气和甲醇中300小时运行,性能稳定性分别提升160%和125%,衰退速率低至0.4mV/小时,再生恢复98%初始性能,突破“活性‑稳定性”权衡瓶颈,为含硫碳氢燃料SOFC的高效稳定应用提供可靠支撑。
Resumen de: CN121718873A
本发明涉及燃料电池金属极板技术领域,具体涉及一种燃料电池金属极板及其镀层加工工艺,包括如下步骤:(1)在燃料电池金属极板表面沉积Me,形成Me打底层;(2)在Me打底层上沉积MexC1‑x,形成第一功能层;(3)对燃料电池金属极板的反应区进行掩板遮罩,在第一功能层上对应分配区的位置沉积DLC:H/DLC:F,形成第二功能层。本发明在燃料电池金属极板表面沉积Me打底层,增强膜基结合力;在Me打底层上沉积Me和C梯度共沉积的第一功能层,增强基体的耐腐蚀性能和导电性能;使用掩板遮罩反应区,对分配区沉积第二功能层,能够使极板在反应区拥有良好导电性的同时,提升基体分配区的疏水特效,间接提升了耐腐蚀性能。
Resumen de: CN121718178A
本发明公开了一种壳聚糖基两性离子膜及其制备方法和应用。该薄膜具有由两性离子化壳聚糖衍生物化学交联网络与聚乙烯醇物理交联网络构成的互穿网络结构。所述两性离子化壳聚糖衍生物是通过对壳聚糖主链进行梯度季铵化、选择性氧化引入羧基以及二次季铵化引入额外阳离子基团而制得。其制备方法包括:制备壳聚糖季铵盐前驱体,分别进行氧化和二次季铵化改性,将两种改性产物混合化学交联,再与聚乙烯醇物理交联成膜。本发明薄膜兼具高离子电导率(室温OH‑电导率20‑150 mS cm‑1)、高机械强度(断裂伸长率>120%)和良好的化学稳定性,且原料成本低、工艺简单,在二氧化碳电催化还原、液流电池等领域具有广阔应用前景。
Resumen de: CN121726441A
本发明属于燃料电池技术领域,提供一种燃料电池的双极板结构,在双极板板体上设有气体进口区、气体出口区、气体分配区和气体流场区,所述气体分配区和气体流场区设于所述气体进口区与所述气体出口区之间,所述气体分配区设于所述气体流场区的两侧。本申请的燃料电池的双极板结构,其对气体分配区和气体流场区的结构进行优化设计,使得气体经过气体分配区时能及时打散并扩散开来,确保进入流场区时气体分布更加的均匀;同时使得气体在流经气体流场区时产生气体波动,增加气体的传质效果,进而提高整个燃料电池电堆的工作性能。
Resumen de: CN121726439A
本发明提供了一种铜片‑石墨复合双极板的制备方法、双极板及液流电池,该双极板由铜片与石墨复合层经注塑工艺复合而成。其制备方法包括对铜片表面经预处理、质子化、硅烷水解液反应等处理,得到表面接枝硅烷化的铜片;制作石墨树脂复合材料;将表面接枝硅烷的铜片放入模具型腔,并将石墨树脂复合材料注入模具,注塑成型得到铜片‑石墨复合一体化双极板。由此制备的双极板有效解决了金属石墨复合双极板现有技术难以同时实现的强度提升与降低接触电阻的平衡技术问题,且耐电解液腐蚀性优异,可广泛应用于液流电池双极板精密制造技术领域。
Resumen de: CN121726453A
本申请实施例提供了一种全钒液流储能厂房的排氢系统,全钒液流储能厂房中放置有全钒液流电池,全钒液流电池在运行时产生氢气,全钒液流储能厂房的排氢系统通过设置与全钒液流电池连接的氢气收集管路与排放组件进行直接导排,并通过在全钒液流储能厂房顶部安装检测清理组件实时监测氢气浓度,联动排气风机根据浓度切换运行状态以实现按需排风,共同构成了双重排氢路径。此外,通过第一驱动机构驱动氢气检测件伸缩及第二驱动机构在其回缩时进行擦拭,保障了氢气浓度数据的准确性。在显著提升安全性的同时优化了运行能效。
Resumen de: CN121726460A
本公开提供一种PI‑原位功能化双金属MOF/磷酸质子交换膜及制备方法、水系有机液流电池。制备方法包括在极性溶剂中依次加入二胺单体和二酐单体搅拌反应,形成黏稠聚酰胺酸纺丝液;将纺丝液进行静电纺丝处理得到PAA纤维膜;将PAA纤维膜进行梯度升温亚胺化得到PI静电纺丝纤维膜;对PI静电纺丝纤维膜进行等离子体预处理,得到表面活化的PI静电纺丝纤维膜,采用溶剂热原位生长法将磺化改性双金属MOF反应液与PI静电纺丝纤维膜置于反应釜中反应,得到PI@磺化改性双金属MOF复合纤维膜;将PI@磺化改性双金属MOF复合纤维膜浸入含硅烷偶联剂的磷酸溶液中浸泡处理,再经热压致密化和干燥处理,得到PI原位功能化双金属MOF/磷酸复合质子交换膜。
Resumen de: CN121726445A
本发明公开一种用于燃料电池的加湿装置及其使用方法,属于燃料电池技术领域。所述用于燃料电池的加湿装置包括双重加湿系统,所述双重加湿系统包括一次加湿装置和二次加湿装置,一次加湿装置输出的一次加湿气体经过二次加湿装置进一步加湿后排出所述双重加湿系统。本发明的用于燃料电池的加湿装置采用超声波加湿结合膜加湿的方法,形成一种双重加湿系统,超声波加湿装置用于提供用于气体使用的大容量湿气,膜加湿装置负责在相对稳定的条件下提供对加湿效果进行精确调节。
Resumen de: CN121726458A
本申请涉及一种固体氧化物燃料电池及其制备方法,包括:片体基板,固定在片体基板正反两面的第一电池单体和第二电池单体;第一电池单体和第二电池单体均包括依次层叠连接的多孔支撑层、阳极功能层、电解质层和阴极功能层;片体基板连接于第一电池单体的多孔支撑层和所述第二电池单体的多孔支撑层之间;片体基板上开设有分隔槽,分隔槽与第一电池单体和第二电池单体之间共同形成燃料气流道。本申请接入燃料气的管路可与燃料气流道接通后,燃料气只在燃料气流道内流动,该燃料气流道具有良好的密封性能。且多孔支撑层、阳极功能层、电解质层和阴极功能层均为逐层印刷成型的平面片体,制作难度小,便于工业化大规模制作,降低生产成本。
Resumen de: CN121726454A
本申请公开了一种船用燃料电池与制氮集成系统及其操作方法,涉及船舶动力与辅助领域。系统包括高温甲醇燃料电池系统与制氮机,燃料电池系统的阴极排气口通过第一管路与制氮机的原料气进气口连通,制氮机的富氧气排放口通过第二管路与燃料电池系统的阴极进气口连通,还包括中央控制器以协同控制设备运行。方法包括启动预热系统至满足反应条件,稳定运行后,将阴极高浓度氮气尾气经第一管路送制氮机作原料气,制氮机分离出高纯度氮气供船舶使用,同时产生富氧气体,富氧气体经第二管路回送燃料电池阴极作氧化剂,中央控制器根据实时工况动态调控。本发明通过气体循环利用,提升燃料电池输出功率密度与电压效率,降低制氮机能耗与分离负荷。
Resumen de: CN121723428A
本发明涉及燃料电池技术领域,揭露了一种燃料电池振动幅度自适应调节方法及系统,所述方法包括:基于燃料电池的实时运行状态数据,建立振动幅度与燃料电池运行状态的关联映射关系;根据关联映射关系,确定燃料电池在最优运行状态下的基准振幅参数范围;将燃料电池的当前振动幅度参数与基准振幅参数范围进行偏差比对,并根据比对结果,确定振幅调节方向和振幅调节量,动态调整当前振动幅度参数,得到调整后振动幅度参数;当调整后振动幅度参数符合基准振幅参数范围时,将调整后振动幅度参数传输至燃料电池;本发明可以提高燃料电池振动幅度的自适应调节效率。
Resumen de: CN121726452A
本发明公开了一种燃料电池系统恒流限压控制模式及系统控制方法,包括功率管理模块,恒流限压模块和DCDC转换器,通过本发明通过恒流与限压双模式的动态切换机制,增强了燃料电池系统在变载工况下的电压稳定性。系统能根据实时电堆电压状态自主选择最优控制模式:在电压正常范围维持恒流输出以满足功率需求;超压时自动切换至上限恒压模式保护电堆;欠压时则启用下限恒压模式防止停机。该设计无需人工干预即可覆盖开机、大功率运行、吹扫等全场景,有效克服了传统单一控制模式在复杂工况下的响应滞后问题,从根本上提升了系统可靠性。
Resumen de: CN121726446A
本发明公开了一种高空极寒场景燃料电池排水防结冰装置与控制方法,属于氢能源动力技术领域。装置包括同轴套设的排水管与套管,两者间形成环形流道。排水管用于排出燃料电池阴极产生的第一介质,环形流道通入来自电堆冷却回路的第二介质进行加热。套管出口为扩散状结构。控制方法通过强化学习模型,实时融合环境及系统状态,输出使长期价值最大的第二介质最优调控参数。本发明实现了智能前瞻性防结冰控制,能自适应高空极端环境变化,在保障排水绝对可靠的同时,显著降低防冰能耗,并通过与燃料电池系统的深度集成,提升了整体运行效率与安全性。
Resumen de: CN121726444A
本发明涉及燃料电池技术领域,公开了一种氢气循环集成模块、循环方法及燃料电池系统,包含模块主体,模块主体外表面设置若干安装面、且内部开设射流腔及若干内流道;出氢口设置于射流腔出口;依次设置的氢气热交换器、进氢电磁阀及氢气比例阀,均安装于所述安装面且两两之间通过内流道连通;两个反流支路,一个反流支路包含带单向阀的二次流刚性进气管,另一个反流支路包含氢气循环泵及其两侧内流道连通,氢气循环泵安装于安装面。本申请的氢气循环集成模块、循环方法及燃料电池系统,形成两个并联反流支路,降低了功耗,还减少了零件、管路及管路接头的数量,结构紧凑占用空间小,氢气泄漏风险低,装配效率高。
Resumen de: CN121726448A
本发明涉及一种封闭式空冷型燃料电池内部液态水分布的预测方法,属于燃料电池技术领域。该方法首先将燃料电池膜电极区域划分为多个温度计算区块;随后设定系统运行的边界条件并计算从进气口到出气口的露点温度分布;接着,通过建立反应气体与散热空气的热平衡方程,采用迭代算法计算出每个温度区块的平均温度,从而获得电池内部的温度分布场;最后,通过对比温度场与露点温度场,精准判定液态水的凝结区域。该方法能有效揭示空冷型燃料电池内部的水分布状态,为优化排水流道设计、提升电池性能提供了关键的理论计算依据。
Resumen de: CN121726423A
本发明公开了一种改性电极材料的制备方法及系统,该方法包括:电极材料移动进入改性槽内部,所述改性槽内部容纳浓度不断变化的改性溶液,电极材料通过改性槽时始终浸泡在改性溶液中;电极材料离开改性槽后进行清洗﹑干燥以及热处理,得到具有连续电化学活性变化的改性电极材料。本发明通过控制电极材料表面反应活性位点的连续变化,将反应位点的电化学活性充分利用,不仅将电化学活性变化集中于同一块电极材料上,也避免了多段电极拼接造成的繁琐工序。
Resumen de: WO2025047261A1
This precursor sheet for a fuel cell separator contains graphite particles, a particulate or fibrous water-insoluble resin, and a water-soluble resin. The precursor sheet can be reverted to a slurry in an aqueous solvent, and thus it is possible to reuse defective articles and waste material generated during processing.
Resumen de: WO2025031894A1
The invention is based on a fuel cell device having a fuel cell stack (12) and having a fresh air supply unit (16), which is provided for supplying the fuel cell stack (12) with fresh air, and having a heat exchanger (24) for heating the fresh air, wherein the fresh air supply unit (16) has at least a first fresh air line (18) leading through the heat exchanger (24), and a bypass line (28) leading past the heat exchanger (24), and having a flow adjustment unit (30) which is positioned in the bypass line (28) and is provided for adjusting a flow through the bypass line (28). It is proposed that the flow adjustment unit (30) has a throttle valve (32) which is provided so as, when deactivated, to move automatically into a closed position.
Resumen de: CN121726463A
本发明属于电化学储能技术领域,提供一种负极电解液及其制备方法和锌溴液流电池。所述负极电解液的组分包括:溴化锌、支持电解质、负极添加剂和水,所述负极添加剂包括苹果酸;所述负极电解液中溴化锌、支持电解质和苹果酸的浓度分别为2.0‑2.5mol/L、2.0‑3.0mol/L和0.02‑0.04mol/L。有效抑制锌枝晶与析氢反应,实现库伦效率、电压效率及能量效率的协同提升。因此,本发明通过在负极电解液中引入苹果酸,可以有效抑制锌溴液流电池中锌枝晶与析氢反应,实现库伦效率、电压效率及能量效率的协同提升。
Resumen de: CN121726466A
本发明属于运输装置技术领域,具体涉及物料搬运装置,尤其涉及电堆自动堆叠设备及其工作方法;其中一种电堆自动堆叠设备,包括:机械手,其设置在工作台一侧;若干缓冲组件,每两缓冲组件对称设置于工作台上;包括:限位块,其升降设置于工作台上,且与工作台互相垂直;引导块,其升降设置于限位块内,且上端凸出限位块;承托块,其滑动设置于引导块侧壁,且适于收缩入限位块内;其中,机械手夹取电堆移动至各缓冲组件内侧,至电堆底壁与承托块抵接;承托块支撑电堆并带动各引导块缓慢向下移动;承托块下端与限位块抵接后,承托块逐渐向引导块方向收缩移动至承托块收缩入限位块内,电堆底壁与脱离承托块脱离并与上一次放置的电堆抵接。
Resumen de: CN121726456A
本发明公开一种含稠环结构的聚芳基吡啶型高温质子交换膜及其制备方法,属于质子交换膜燃料电池技术领域。该方法以对三联苯‑乙酰基吡啶为基体材料,通过超酸催化反应将具有碱性基团的稠环或大块芳香族共聚单体共聚到对三联苯乙酰基吡啶主链上,得到基于碱性基团共聚的膜材料,具体为:将对三联苯、乙酰基吡啶以及共聚单体与极性有机溶剂混匀,得反应物溶液;向反应物溶液中加入三氟甲烷磺酸进行反应,然后将反应液沉淀,洗涤、干燥沉淀物制得共聚聚合物;将共聚聚合物制成膜;将膜材料进行磷酸掺杂。本发明制备成本较低,反应条件温和,膜材料具有更紧凑或更致密的结构,透明、均一致密,具有良好的导电性能和机械性能。
Resumen de: CN121726459A
本发明公开了一种基于水溶性有机二硫化物的水系液流电池负极电解液及其应用和水系液流电池,属于液流电池领域。该负极电解液包括水溶性脂肪族有机二硫化物、催化剂、支持电解质和水;其中:所述水溶性脂肪族有机二硫化物的通式为R‑S‑S‑R,其中R为端部含有亲水基团的烷基;所述催化剂为硒、硫、碲中的一种或者两种的组合。本发明所得负极电解液用于液流电池中,液流电池具备高能量密度和优异的倍率性能,长循环稳定性优异,2000圈的循环容量保持率依然大于95%;同时成本低,具有广泛的应用前景。
Resumen de: CN121726467A
本申请涉及一种多电池拼接式电堆结构、电堆及发电系统,属于电池技术领域,多电池拼接式电堆结构包括:多个电极板,多个所述电极板层叠设置,每个所述电极板的阳极面至少一部分构成第一区域,每个所述电极板的阴极面至少一部分构成第二区域;支撑板,其设置于相邻所述电极板之间,所述支撑板上设有多个凹槽,每个所述凹槽底壁设有通孔;电池,其设于所述凹槽内,所述电池工作区在所述支撑板上的投影至少部分与所述通孔在支撑板上的投影重叠,所述电池在所述支撑板上的投影位于所述第一区域内且位于第二区域内,有效解决了大尺寸电池烧结平整度差,出现变形、开裂的制备难题。
Resumen de: CN121726449A
本申请涉及一种燃料电池系统水平衡控制方法、装置、车辆及存储介质。该方法包括:获取燃料电池电堆预设时间窗口内的高频电阻数据序列,据此计算高频电阻的变化率和变化加速度;基于变化率和变化加速度,利用预设含水量状态预测模型生成质子交换膜含水量状态预测信号;根据预测信号,利用预设前馈‑反馈控制策略生成气路子系统调控指令,基于指令调整预设气路子系统,使质子交换膜含水量维持在目标范围。由此,通过实时监测高频电阻随负载/时间的变化率,预测膜电极水含量的未来变化趋势,并在电堆中水状态恶化至不可逆之前调节气路参数,解决了现有技术中水管理响应滞后、适应性差等问题,从而实现水含量的精确、平稳控制。
Resumen de: CN121718050A
本发明公开了一种多离子传输位点的改性聚苯醚阴离子交换膜的制备方法,旨在解决现有阴离子交换膜离子电导率低、尺寸稳定性不足的技术问题。核心创新在于:采用带有溴化位点的咪唑类接枝剂对聚苯醚(PPO)进行接枝改性,通过咪唑基团与溴化聚苯醚(BPPO)的反应先构建大量季铵阳离子基团;后续引入的交联剂具有双重反应活性,既能够与BPPO长链发生交联反应形成网络结构,又可与咪唑基团的溴化位点进一步发生季铵化反应,额外生成大量季铵阳离子基团——通过这一“接枝预修饰+交联双反应”协同机制。本发明制备的阴离子交换膜在80℃下离子电导率可达88.6mS/cm~138mS/cm,膜厚度均匀(114~148μm),工艺简单,易于工业化放大,适用于电解水制氢、燃料电池等电化学装置。
Resumen de: CN121726434A
本发明涉及电催化技术领域,公开了一种钆单原子掺杂钌/氧化钌异质结构电催化剂及其制备方法与应用,其制备方法包括:将苯三甲酸与六水合硝酸钆溶于超纯水中超声处理,通过加热反应,离心、干燥得到前驱体;前驱体在700~1000 ℃、氩气气氛下煅烧制得Gd2O3 MOF材料;将Gd2O3 MOF材料、聚乙烯吡络烷酮和氯化钌水合物加入乙二醇中并于100~180 ℃下进行反应,反应产物离心、洗涤并真空干燥,得到钆单原子掺杂钌/氧化钌异质结构电催化剂。本发明的催化剂在碱性HOR反应中表现出卓越的电催化性能:异质界面优化了电子结构,提升本征活性;晶格中的钆单原子增强了结构稳定性与抗CO毒化能力,为碱性氢燃料电池阳极催化提供了高性能材料解决方案。
Resumen de: CN121718022A
本申请公开了一种亚微米超薄自支撑离子传导膜及其制备方法和应用。通过有机高分子树脂与交联剂反应得到,具有全交联结构,不存在分离层和支撑层之间的界面阻抗;有机高分子树脂选自聚苯并咪唑类聚合物;交联剂选自4,4'‑二(氯甲基)联苯和/或对氯甲基苯。采用反应‑非扩散相转化的方法,并在反应后将未交联或交联度较低的部分溶解,制备得到亚微米级的液流电池用离子传导膜。交联反应使聚合物堆积更加紧密,膜孔径尺寸减小,减缓液流电池中的活性物质互串,提高电池的库伦效率;同时减小的膜厚度可以有效缩短离子在膜内的传输路径,从而提高电池的电压效率。
Resumen de: US2025084240A1
The present invention relates to highly dispersible organic-inorganic hybrid ceria nanoparticles, a method for preparing the same, and an ionomer and ion exchange membrane having improved oxidation stability, including the organic-inorganic hybrid ceria nanoparticles.
Resumen de: CN121726464A
本发明属于电化学储能技术领域,提供一种电解液及制备方法和全钒液流电池,所述电解液包括:酸性电解质、硫酸氧钒、添加剂和水,所述添加剂为5‑氨基‑2萘磺酸、3‑氨基苯磺酸或3‑氨基丙磺酸;所述电解液中,酸性电解质的浓度为3.0~3.5 mol/L,硫酸氧钒的浓度为1.7~2.0 mol/L,添加剂的浓度为0.05~0.25 mol/L。所述电解液能够在保证良好电化学性能的前提下提高VO2+的高温稳定性。
Resumen de: CN224036363U
本实用新型公开了一种用于热风循环烘箱上的碳纸限位装置,包括下底板和上压板,所述下底板和上压板上均设有全等的通槽口,所述上压板上设有锁扣机构,所述锁扣机构包括与上压板平行的固定块,所述固定块的底部固定设有多根与固定块垂直的滑移杆,所述滑移杆均滑移设置在上压板内,所述固定块底部固定设有连接弹簧,所述上压板上设有供连接弹簧贯穿的限位通孔,所述固定块内滑移扣嵌有与上压板平行的限位板,所述下底板上设有延伸块,所述延伸块上设有供限位板嵌置的限位槽;可以有效实现对碳纸的压制作用,使得碳纸在热风循环烘箱内顺利的进行烘干。
Resumen de: CN224032843U
本实用新型属于空气压缩机技术领域,具体提供了一种空压机轴承冷却气排出通道集成排气降噪结构,包括涡壳和轴承冷却气流道,所述冷却流道设于涡壳上;所述蜗壳上设有涡端气流入口和涡端气流出口,所述轴承冷却气流道包括轴承座过气腔、轴承冷却气排气通道和轴承冷却气环状出口,所述轴承冷却气环状出口的方向与涡端气流出口的方向一致。轴承冷却气对轴承冷却升温后,经过轴承冷却气流道包括轴承座过气腔和轴承冷却气排气通道从轴承冷却气环状出口,轴承冷却气环状出口的气流方向与涡端气流出口平行,两股气流不会发生碰撞,大幅降低了噪音。
Resumen de: CN121726424A
本发明属于气体传感器技术领域,具体涉及一种一体化燃料电池膜电极及其制备方法和应用。本发明提供的制备方法包括以下步骤:浆料配制:在该浆料配制中包括催化剂浆料配制、碳纸浆料配制;(2)在各浆料配制完成后,进行催化剂浆料喷涂,喷涂过程为在质子交换两面依次喷涂催化剂浆料;(3)随后进行碳纸浆料喷涂;该喷涂过程中为在碳纸MPL层表面喷涂碳纸浆料;(4)最后,进行热压成型,得到一体化燃料电池膜电极。通过本发明制备的一体化燃料电池膜电极,保证了改善了质子交换膜的强度与保湿性,降低了膜电极的阻抗,有效提高传感器测量精度与寿命。
Resumen de: CN121726431A
本发明公开了一种Ti/Nb共掺杂的层状双钙钛矿型氧电极材料及其制备方法和应用,Ti/Nb共掺杂的层状双钙钛矿型氧电极材料的化学通式为PrBaCo2‑x‑yTixNbyO5+δ,其中,0 < x ≤ 0.2,0 < y ≤ 0.2,δ为氧空位含量。本发明制备得到的Ti/Nb共掺杂的层状双钙钛矿型氧电极材料在PrBaCo2O5+δ高本征活性的基础上,通过Ti/Nb双元素的掺杂,提升了氧电极材料的质子电导率、抑制元素偏析、降低热膨胀系数,使得氧电极材料具有高电催化活性与运行稳定性。
Resumen de: CN121726457A
本申请涉及一种单电池、片状固体氧化物燃料电池及制备方法,所述单电池包括:两个基体、阳极层、电解质层和阴极层,两个基体相对设置,两个基体之间夹设有片状基板,且基体与片状基板之间涂覆有连接浆料,其中片状基板设有多个间隔设置的分隔槽;阳极层包括多个阳极本体,多个阳极本体间隔设置,且多个阳极本体堆叠于基体上;电解质层填充于相邻两个阳极本体之间,电解质层堆叠于阳极层上,且电解质层于相邻两个阳极本体之间的位置设有连接体;阴极层包括多个阴极本体,多个阴极本体间隔设置,每个阴极本体涂覆于对应的阳极本体,且每个阴极本体与对应的电解质层之间涂覆有隔离层,其中每个阴极本体通过连接体与对应的阳极本体连接。
Resumen de: US2023223559A1
A layer system for coating a metal substrate in order to form a flow field plate includes at least one cover layer made of metal oxide; at least one intermediate layer, which supports the cover layer; and a lower layer, which supports the intermediate layer(s). The cover layer is formed of indium tin oxide; wherein the indium tin oxide is optionally doped with at least one element from the group comprising carbon, nitrogen, boron, fluorine, hydrogen, silicon, titanium, tin and zirconium. At least one intermediate layer is formed of titanium nitride and/or titanium carbide and/or titanium carbonitride and/or titanium niobium nitride and/or titanium niobium carbide and/or titanium niobium carbonitride and/or chromium nitride and/or chromium carbide and/or chromium carbonitride. The lower layer is formed of titanium or a titanium-niobium alloy or chromium.
Resumen de: CN224036376U
本实用新型公开了一种全钒液流电池负极储液罐保护气体控制装置,包括:通过一供气管连接于储液罐的储气罐,所述供气管上连接有启闭电磁阀;气体浓度检测模组、用于检测储液罐中氢气和氧气的浓度,所述气体浓度检测模组检测到储液罐中氢气浓度超过第一浓度阈值或者氧气浓度超过第二浓度阈值时,所述启闭电磁阀打开以向储液罐中注入惰性气体;第一压力检测表,用于实时检测储液罐内的第一气压值;单呼阀,所述第一气压值达到高压阈值范围内时,所述单呼阀将储液罐内气体排出;以及,连接于所述储液罐的紧急排气阀。在氢气浓度超过第一浓度阈值或者氧气浓度超过第二浓度阈值时,储气罐向储液罐中补入惰性气体,从而降低电解液氧化反应。
Resumen de: CN224036381U
本实用新型涉及化学电池技术领域,具体而言,涉及一种电堆端盖板,采用本实用新型所提供的上述方案,主要包括了两个对称的盖板装置,两个盖板装置之间用于设置电堆;盖板装置包括支撑平板和设置于支撑平板上的密封装置,所述支撑平板上开设有若干个通孔,两个所述支撑平板之间通过螺栓固定连接,将所述电堆压紧于两个支撑平板之间;支撑平板的一侧开设有进液孔和出液孔。通过,上述结构,在支撑平板与电堆之间加设了一个密封装置,该密封装置能够一定的程度的加强密封效果,防止电解液从电池组中流出,导致电解液从电堆与支撑平板之间缝隙流出。
Resumen de: CN224036373U
本实用新型提供了一种单兵氢能源装置,包括依次连接的储水罐、水泵、一个或者多个并联的反应发生器、缓冲罐以及单兵氢氧燃料电池,所述储水罐用于加水,所述水泵用于将水传输到反应发生器;所述反应发生器内放置有氢转换材料,用于与水反应后产生氢气;所述缓冲罐用于贮存和消减生成氢气传输过程的压力波动;所述氢氧燃料电池将生成的氢气与氧气反应,为单兵配置的作战设备提供电能。该实施方式通过加水与反应发生器内的氢转换材料反应产生氢气,氢气可以即产即用,降低了氢气运输和储存的风险。相较于加氢站来说,能够大幅提高机动性和灵活性,可在野外环境为单兵氢氧燃料电池提供氢气。
Resumen de: CN224036379U
本实用新型公开了一种电堆装配结构,包括:燃料侧端板、空气侧端板和电堆重复单元,一组或多组电堆重复单元堆叠装配在燃料侧端板和空气侧端板之间;电堆重复单元包括第一堆叠层、第二堆叠层和第三堆叠层,多组电堆重复单元之间设置有连接体。本实用新型,一组或多组电堆重复单元堆叠装配在燃料侧端板和空气侧端板之间,而多组电堆重复单元之间则设置有连接体,整体装配结构无须金属框架即可实现单池或多池的密封,有效降低了与框架厚度相匹配的集流网厚度,有效降低了装配成本并提高了整体稳定性。
Resumen de: CN121726429A
本发明涉及一种自组装氧电极材料及其制备方法和应用,包括如下步骤:按通式(Sm0.5Sr0.5)1‑xCo1‑yCeyO3‑δ的化学计量比取钐源、锶源、钴源和铈源与水混合得到混合液,经液相法反应制得前驱体凝胶;其中0
Resumen de: CN121726442A
本发明属于燃料电池技术领域,提供一种氢板氧板双边冷却区域的双极板,包括氢板件和氧板件。在氢板件和氧板件上均设有冷却区域和水分配区,且在氢板件与氧板件相贴合时,氢板冷却区域与氧板冷却区域相对应设置,使得双极板的整体厚度减小,从而可以减少电堆的体积。
Resumen de: CN121716875A
本发明涉及能源的综合利用与优化配置领域,具体的涉及一种集成低温制冷与制氢的船舶联合发电系统,包括SOFC‑GT发电模块,利用燃气轮机为船舶动力和船舶服务负载提供能量;DARC制冷模块:通过SOFC‑GT模块产生的余热进行制冷,满足制冷需求;PEME制氢模块:产生氧气作为固体氧化物燃料电池阴极的氧化剂,提高燃烧效率;TCPC发电模块:减低航行过程中碳排放量,保障船舶电力需求;LNG冷能利用子系统:为船舶提供冷水,实现制冷需求;二氧化碳捕获模块:实现二氧化碳的捕集和封存,降低船舶在航运过程当中的储蓄成本。整合电能、冷能、热能、氢能等多种能源形式以及应用在船舶上进行了系统性考量,更适配船舶的多能源需求以及零碳约束的复杂场景。
Resumen de: US20260074244A1
A fuel cell module includes a fuel cell stack; a fuel gas outlet manifold that extends inside the fuel cell stack in a stacking direction, is configured such that a fuel gas that has passed through each of fuel-cell cells flows through the fuel gas outlet manifold, and includes a fuel gas discharge port on a first end surface of the fuel cell stack; an oxidant gas outlet manifold that extends inside the fuel cell stack in the stacking direction, is configured such that an oxidant gas that has passed through each of the fuel-cell cells flows through the oxidant gas outlet manifold, and includes an oxidant gas discharge port on a second end surface of the fuel cell stack; and a water drain flow passage that connects an upstream end portion of the fuel gas outlet manifold and the oxidant gas discharge port.
Resumen de: WO2026058579A1
The present invention simplifies the shape of a fuel cell module. Provided is a fuel cell module having a stack case that accommodates a fuel cell stack. The stack case has a first end surface, which is one end surface in a stacking direction of a plurality of fuel cells, and a second end surface, which is an end surface on the side opposite the first end surface in the stacking direction. A first pipe, which is at least one from among a group of pipes consisting of a fuel gas supply pipe, a fuel gas discharge pipe, an oxidant gas supply pipe, an oxidant gas discharge pipe, a coolant supply pipe, and a coolant discharge pipe, is connected to the first end surface, and a second pipe other than the first pipe among the group of pipes is connected to the second end surface.
Resumen de: US20260074240A1
In this embodiment, an anode catalyst layer disposed on one surface of the solid polymer electrolyte membrane and the other surface of the solid polymer electrolyte membrane are provided. A membrane electrode assembly having a cathode catalyst layer disposed thereon, wherein the membrane electrode assembly comprises a metallic ions selected from cerium ions and manganese ions and a host compound capable of forming a clathrate compound with the metallic ions, wherein the cathode catalyst layer comprises an electrode catalyst, a binder, and an organic nitrogen-containing compound, wherein the electrode catalyst comprises a metal-supported catalyst comprising a catalyst metal and a support supporting the catalyst metal, and wherein the organic nitrogen-containing compound is at least one compound selected from the group consisting of a compound of formula (1), a compound of formula (2), and a compound of formula (3), or a polymer thereof.
Resumen de: US20260074239A1
The present embodiment is a fuel cell including at least a membrane electrode assembly including an electrolyte membrane, an anode catalyst layer disposed on one surface of the electrolyte membrane, and a cathode catalyst layer disposed on the other surface of the electrolyte membrane, wherein the cathode catalyst layer includes at least an electrochemical oxygen reduction electrode catalyst including a catalyst metal having oxygen reduction activity and a modifier that modifies the catalyst metal, wherein the modifier is at least one selected from a nitrogen-containing cyclic organic compound and a polymer thereof, and includes a decomposition inhibitor that suppresses decomposition of the modifier in at least one selected from an electrolyte membrane, an anode catalyst layer, and a cathode catalyst layer.
Resumen de: JP2026051908A
【課題】親水性部位と疎水性部位を併せ持つ化合物であって、固体高分子形燃料電池の触媒層における電解質として用いられた場合に、固体高分子形燃料電池が良好な発電特性を奏するとともに、高電流密度域における電圧降下が抑制できる化合物を提供する。【解決手段】式(I)で表される化合物とする。TIFF2026051908000013.tif59161(式中、R1及びR2はそれぞれ独立に、置換/非置換の芳香族基又は置換/非置換アルキル基であり、Aは、直接結合、置換/非置換芳香族基、置換/非置換アルキル基又はこれらの組み合わせであり、xは0.1~0.8、yは0.2~0.9、x+y=1、nは1~3である。)【選択図】図1
Resumen de: CN121709658A
本发明涉及新能源领域燃料电池密封技术,具体为一种燃料电池用密封胶快速可靠施胶工艺。氢燃料电池是通过氢气的燃烧反应将化学能转变为电能。此发电过程是在密封的燃烧室里进行的,其燃烧室的密封需要用耐温密封胶。燃烧室的结构有的比较复杂,密封面是不在同一个平面上的连续施胶,给施胶操作带来一定难度。本发明提供了一种燃料电池用密封胶快速可靠的施胶工艺。它可用于施胶位置在多个平面上乃至一些曲率半径较大的弧形面上瞬间完成施胶操作,还能保证所有电池产品的施胶质量完全一致及稳定性和可靠性,大幅提高生产效率,减少电池企业对施胶设备的投入和厂房面积、操作人员数量和水电费消耗,降低生产成本,提高市场竞争力。
Resumen de: CN121709646A
本发明公开了一种低温原位法制备的钒电池用石墨毡电极及其制备方法。本发明将石墨毡浸入由多巴胺和含氮功能剂组成的缓冲溶液中,通过自聚合在纤维表面形成一层富氮活性界面网络;在对铋物种进行负载,活性物种在分子层面均匀分散;最后,在低温和空气气氛下对石墨毡进行热处理,可使界面网络的碳化和铋物种向氧化铋的原位转化。本发明能够在石墨毡纤维表面形成均匀、稳定负载的纳米级铋氧化物颗粒,显著提升了电极的比表面积、催化活性,从而提高了钒电池的能量效率、功率密度和循环稳定性,具备良好的工业化应用前景。
Resumen de: FR3166481A1
L’invention porte sur un empilement de cellules électrochimiques réparties en N groupes d’alimentation en les fluides réactifs. Chaque plaque bipolaire (1a) comporte N premiers collecteurs (4a, 4b) pour l’alimentation en le même premier fluide réactif, au moins une ligne d’étanchéité interne (5b), N premières lignes de joint (10a, 10b), et un compartiment d’homogénéisation (20). La ligne d’étanchéité interne (5b) est située entre le premier collecteur non-alimentant (4b) et la première ligne de joint (10b) associée. La première tôle (2) s’étend continûment entre les tunnels d’injection aval (14a, 14b) et le compartiment d’homogénéisation (20) en restant espacée de la deuxième tôle (3), de sorte que le premier fluide réactif s’écoule des tunnels d’injection aval (14a) dans le compartiment d’homogénéisation (20) en étant confiné entre les deux tôles (2, 3). Figure pour l’abrégé : Fig. 2
Resumen de: FR3166496A1
L’invention concerne un rotor pour machine électrique comprenant : - un châssis qui comporte un moyeu (29) et, répartis autour d’un axe longitudinal, des éléments de pôle magnétique (21) qui s’élèvent à partir du moyeu (29) et qui sont séparés deux à deux par des gorges (40), chaque élément de pôle magnétique comportant un pied (210) et une tête évasée (211), - des bobinages de fil électrique conducteur enroulés autour des pieds des éléments de pôle magnétique, et - dans chaque gorge, une feuille de papier (100) isolant électriquement, qui est pliée de façon à présenter un fond (101) contre le moyeu, deux ailes (102) repliées par rapport au fond et engagées chacune entre l’un des bobinages et l’un des pieds des éléments de pôle magnétique, et deux retours (103) repliés par rapports aux ailes l’un vers l’autre et engagés chacun entre l’un des bobinages et l’une des têtes évasées des éléments de pôle magnétique. Selon l’invention, chaque feuille de papier comporte en outre au moins deux rabats (104) repliés par rapports aux deux retours vers le fond, entre les bobinages. Figure pour l’abrégé : Fig.3
Resumen de: FR3166311A1
L’invention concerne une membrane échangeuse d’anions qui contient un film composite d’un ionomère et de particules d’oxyde de zirconium de formule ZrO2, l’ionomère étant un polymère à blocs de formule (A-B)n-A, le symbole A représentant un bloc polyvinylaromatique portant des groupements amines quaternaires, le symbole B représentant un bloc hydrogéné d’un poly(1,3-diène) ou d’un copolymère comprenant des unités monomères d’un 1,3-diène et d’un monomère vinylaromatique, n étant un entier égal ou supérieur à 1, la teneur en les particules d’oxyde de zirconium du film composite étant supérieure à 40% en masse de la masse du film composite, les particules d’oxyde de zirconium ayant une taille médiane en volume, D50, supérieure à 100 nm et inférieure à 1 µm. La membrane présente une bonne plasticité.
Resumen de: FR3166477A1
L’invention concerne une composition d’un électrolyte solide qui permet la fabrication d’un film présentant un très bon compromis entre conductivité ionique, stabilité électrochimique, stabilité à haute température, et tenue mécanique. Cette composition peut être utilisée dans un séparateur ou une électrode de batteries Na-ion ou K-ion.
Resumen de: CN121699209A
本发明首先提供一种用于高温质子交换膜的双季铵型聚离子液体/季铵型聚苯并咪唑交联膜,该复合膜中离子液体按质量百分比占有30%,制备的QMPBI‑P‑Ox‑Ty膜通过酸碱掺杂反应,将阴离子交换成H2PO4‑,从而形成离子对,使得膜在体系中构建质子传输通道,促进质子传递与转移,提供碱性季铵位点并与PA具有较强的酸碱相互作用,可以有效的减少PA的泄露。可以增强高温质子交换膜的长期性能。本发明还提供了一种用于高温质子交换膜的双季铵型聚离子液体/季铵型聚苯并咪唑交联膜的制备方法,QMPBI‑P‑Ox‑Ty膜通过原位自由基聚合的方法交联而成。形成的高温质子交换膜电化学性能优异、成本可控、有生产前景,可应用于高温质子交换膜燃料电池领域。
Resumen de: CN121709642A
本发明提供了一种不对称液流电池电极材料及其制备方法和应用,属于液流电池储能技术领域。本发明的制备方法包含如下步骤:将预氧化纤维在氢氧化钾溶液中浸泡后顺次进行烘干、煅烧,多孔碳材料进行石墨化处理、活化处理,得到空气活化电极材料;将空气活化电极材料在氧化石墨烯和还原剂的混合液中进行水热反应,将石墨烯负载活化电极材料浸渍于银盐溶液中进行电沉积,得到银负载活化电极材料。本发明通过正负极不对称电极结构设计,显著提高了全钒液流电池的循环稳定性和倍率性能;首先通过氢氧化钾的煅烧成孔作用、高温石墨化、二次活性气体活化作为正极,提高氧化还原反应速率;进而在电极表面负载石墨烯与银纳米颗粒作为负极提高长时稳定性。
Resumen de: CN224020749U
本实用新型公开一种基于半导体器件的燃料电池系统配电系统。该系统包括中央控制器、HSD、上位机、芯片和电源;所述中央控制器控制HSD,同时HSD将通讯信号反馈给中央控制器;所述中央控制器与上位机之间通过CAN通讯相互连接;所述中央控制器驱动芯片,所述电源为中央控制器与芯片供电;所述中央处理器集成了CAN通讯控制模块,上位机通过CAN通信对中央控制器发送命令,从而进行各个控制器引脚进行HSD驱动,以及零部件供电驱动。本实用新型对燃料电池系统配电控制进行开环解耦;本实用新型可以实时监控、诊断以及控制燃料电池系统;减少燃电系统的线束设计裕量。
Resumen de: CN224020738U
本实用新型适用于固体氧化物燃料电池技术领域,提供了一种具有偏心圆锥型凹槽阳极结构的固体氧化物燃料电池,包括阳极流道和阴极流道,所述阳极流道和阴极流道之间设置有三合一电极,所述三合一电极包括阳极、阴极和电解质层;所述阳极包括阳极支撑层和阳极功能层,所述阴极包括阴极功能层和阴极扩散层两层;所述阳极支撑层上沿着气体输送方向设有两排偏心圆锥型凹槽,两排偏心圆锥型凹槽的间距相等,用于对气体进行扰动和导流。该固体氧化物燃料电池可使得气体更容易在多孔介质内部进行流动和扩散,有利于强化对流换热,可有效减小沿槽边的最大温度梯度,改善电池内部热分布不均的问题,增加其使用寿命。
Resumen de: CN224020740U
本实用新型适用于电池仿真技术领域,提供了一种基于仿生叶脉形流道的液流电池,包括电极模块和离子交换膜,电极模块设置有两个,且两个电极模块之间通过离子交换膜相互连接;电极模块包括流道板和多孔电极,所述流道板上设有进液流道、出液流道以及多个支流道;所述进液流道位于流道板的中央,所述出液流道位于流道板的四角;各所述支流道依次设置于进液流道和出液流道之间,形成叶脉状流道形式;所述支流道以中心对称的方式布置,并与出液流道相互连通。该液流电池基于生物拟态原理开发出叶脉分形流道技术,其融合了辐射状主脉与分形次级网络的双重优势,确保了电极表面各处的电化学反应速率保持高度一致,使电池的整体容量得到显著提升。
Resumen de: CN224020741U
本实用新型公开了一种液氢燃料电池机车系统,涉及电池机车系统领域,包括:燃料罐系统,用于储存燃料;燃料罐出液管路,其输入端与燃料罐系统的输出端连通;换热系统,其输入端与燃料罐出液管路的输出端连通;用氢管路,其输入端与换热系统的输出端连通;反应系统,其输入端与用氢管路的输出端连通;循环系统,其与换热系统和反应系统形成循环流体流动。本实用新型通过设置与换热系统和反应系统形成循环流体流动的循环系统,以达到将电堆热量充分利用,降低整车能耗,确保了整机的经济性的目的。
Resumen de: CN224020751U
本申请公开了一种液流电池电堆,包括下端板一体件、芯端板一体件、上端板一体件、密封‑电极‑膜框焊接预置一体件和密封‑电极‑板框焊接预置一体件;由五种一体件组装而成,重复堆叠的关键一体件仅为两种;采用本申请提出的电堆结构,可以在实现电堆全自动化装配的同时,极大地减少电堆部件的组装数量,提高电堆的组装效率;部件的减少同样提升了电堆组装过程中的定位精度和一致性,有利于提升产品的性能一致性;对电堆组装自动化生产平台的工位、机台以及机械臂要求少,结构简单,占地面积小,成本低。
Resumen de: CN224020744U
本实用新型提供了一种高温固体氧化物燃料电池的冷却系统,属于燃料电池领域。该系统包括散热器、冷却水泵、待冷却设备和燃料电池发电模块,燃料电池发电模块上设置有第一进气口和第一出气口,第一出气口与外部空气连接,散热器包括冷水侧和热水侧,散热器上设置有冷气管和热气管,冷气管和热气管靠近热水侧设置,冷气管与外部空气连通,热气管与第一进气口连通,冷水侧与冷却水泵连接,冷却水泵与待冷却设备连接,待冷却设备与热水侧连接。采用本实用新型实施例所提供的一种高温固体氧化物燃料电池的冷却系统,能够解决现有技术中能量利用率较低的问题。
Resumen de: CN224020739U
本实用新型公开了一种金属燃料电池单体结构及含有其的金属燃料电池,电池单体结构包括金属壳体、阴极膜、电解液、正极接线柱和负极接线柱;金属壳体的外周侧面经钝化绝缘处理形成有钝化层,金属壳体内部形成有容纳腔,阴极膜和电解液均设置在容纳腔内,金属壳体上开设有注液口、透气口和正极引出口,正极引出口处设置有第一绝缘层,正极接线柱穿过正极引出口与阴极膜连接,负极接线柱与金属壳体连接。本实用新型提供的单体结构,金属壳体不仅作为单体的外壳,还作为单体反应的阳极电极,外部经过钝化绝缘处理,不仅耐磨损、防腐蚀,而且坚固、绝缘。随着单体反应,阳极内部厚度变薄,但是外部钝化层不会反应,可有效解决单体的漏液问题。
Resumen de: CN224020745U
本申请涉及燃料电池技术领域,公开了燃料电池及供料系统,包括:反应腔体、第一连接块和第二连接块。反应腔体用于进行化学反应,反应腔体开设有多个第一通孔和多个第二通孔;第一连接块连接在反应腔体上,第一连接块上开设有多个第一通道,多个第一通道分别与多个第一通孔密封连通;第二连接块连接在反应腔体上,第二连接块上开设有多个第二通道,多个第二通道分别与多个第二通孔密封连通;其中,各第一通道垂直其轴线的横截面的形状相同尺寸相等,各第二通道垂直其轴线的横截面的形状相同尺寸相等。本申请公开的燃料电池及供料系统,解决或改善电池供电效率低的问题。
Resumen de: CN224020750U
本实用新型属于全钒液流电池技术领域,尤其涉及一种集箱式模块化电解液价态生产系统,包括集装箱、冷却风扇、电解电堆和电解电源,集装箱内并排设有两组电解电堆,两组电解电堆通过电缆与电解电源相连接,所述集装箱的顶部对应两组电解电堆的位置分别设有开窗,开窗上设有盖板;集装箱的一侧设有两组对开门,对开门上设有锁具;集装箱的后侧设有进出管连接座;集装箱的左侧和右侧分别设有通风口;两组电解电堆的管路为并联关系。本实用新型的有益效果是:通过采用集箱式模块化结构,利用集箱数量的匹配即可快速实现多功率规格全钒液流电池储能系统的电解液价态调节旁路配套作业,提高了全钒液流电池电解液生产的效能。
Resumen de: CN224020746U
本实用新型提供了一种SOFC系统进出气装置及模组,属于燃料电池领域。该装置包括盒体,盒体的顶部一侧设置有电堆组燃气进口管和电堆组空气进口管,另一侧设置有电堆组燃气出口管和电堆组空气出口管,盒体内部设置有第一空腔、第二空腔、第三空腔和第四空腔,第一空腔、第二空腔、第三空腔和第四空腔互相分隔,盒体的底部开设有电堆孔组,电堆孔组包括电堆组燃气进口孔、电堆组空气进口孔、电堆组燃气出口孔和电堆组空气出口孔。采用本实用新型实施例所提供的一种SOFC系统进出气装置及模组,能够解决现有技术中外部管道交错冗杂的问题,管道的排列设置复杂,占用空间和安装难度大,影响SOFC系统的组装效率和维护难度。
Resumen de: CN224020748U
本实用新型公开了一种防外渗液流电池电堆及电解液回收系统,其中,防外渗液流电池电堆包括:用于装载电极的板框,所述板框内形成有反应区,所述板框的贴近电极的一侧位于靠近反应区处设有密封槽,所述密封槽用于嵌设密封件以形成密封区,所述密封区的外周设有缓存导流槽,缓存导流槽与密封槽之间形成导流通道,所述板框的底部设有若干与所述缓存导流槽相连通的泄流槽,所述泄流槽用于将泄漏的电解液引流导出;以及,接液盘,所述接液盘上设有用于与泄流槽相对应设置的接液口,所述接液盘内形成有用于存储漏液的储液腔。本实用新型通过缓存导流槽及泄流槽对泄漏的电解液进行导流,由接液盘收集暂存,从而避免电对电池电堆造成腐蚀损伤。
Resumen de: CN224020747U
本实用新型提供一种船舶及其发电系统。发电系统包括储罐、供氧模块、燃料电池及分离罐。储罐用于储存氢燃料。储罐上设有出气口,出气口出连通有一用于输送气态氢气的输气管路。供氧模块用于提供氧气。燃料电池与输气管路连通,燃料电池与供氧模块连通,燃料电池用于接收气态氢气和氧气,并用于产生电能。燃料电池用于与用电模块电连接。分离罐设于连通管路上,并通过连通管路连通于燃料电池的上游,分离罐用于分离液化的氢气和气态氢气。本申请通过输气管路、分离罐的配合,对储罐内部的气态氢气进行合理利用,将其直接用作燃料电池产生电能的燃料,且分离罐还具有储存功能,以便于后续对其分离出的液态氢气进行回收利用,而提升了能源的利用率。
Resumen de: CN224020742U
本申请提供一种快拆式固态储氢换热一体化装置,包括:电池,电池包括同轴嵌套的内壳和外壳,内壳内部容置储氢材料,外壳与内壳之间形成换热流道;电池前端设有吸氢口和集成于吸氢口周围的环形冷媒口;安装接头,安装接头上设有安装通道,安装通道内端设置有补氢口和冷媒循环口;安装通道内设有第一安装位和第二安装位,电池插入安装通道内至第一安装位时,补氢口与吸氢口对接并导通,且冷媒循环口与环形冷媒口对接;当电池由第一安装位旋转至第二安装位时,冷媒循环口与环形冷媒口导通。本申请提供的装置可实现电池吸氢时的快速安装和拆卸,操作便捷,并且系统集成化程度高。
Resumen de: CN224020743U
本实用新型公开了一种风冷式燃料电池堆的散热装置,涉及散热装置技术领域,该散热装置包括装置托台,装置托台的内部中心位置上设置有内载槽,内载槽的内部设置有两个内滑槽,内滑槽的前端位置上设置有组装插槽,组装插槽和内滑槽均与装置托台为一体结构;还包括:侧挡板,其设置在所述内载槽的两侧外壁上,两个侧挡板均与装置托台焊接连接,且两个侧挡板的内部均设置有通风孔,两个侧挡板的后端位置上设置有后置座板,解决了现有的冷却装置通过设置的风冷机构配合水箱对燃料电池堆进行冷却散热,但风冷机构只能对燃料电池堆的一个面进行冷却,无法实现对燃料电池堆的全方位散热,导致燃料电池堆散热效果较差的问题。
Resumen de: CN224020756U
本申请涉及电池技术领域,尤其是涉及一种电池模组的堆叠工装,包括托盘连接件、定位组装机构及支撑座,定位组装机构以及支撑座均设置于托盘连接件,且定位组装机构与支撑座转动连接,以使得定位组装机构以及安装于定位组装机构内堆叠完成的电芯组件由竖直状态翻转为水平状态。可见,本申请提供的电池模组的堆叠工装在使用过程中,当利用定位组装机构对电芯堆叠完成后,整体可相对托盘连接件翻转,也即由竖直状态翻转至水平状态,从而方便在电芯组件的水平设置的顶部刷导热胶以及贴加热膜,省时省力,极大地提升了工作效率,而且不会污染工装,避免了后续的清洁工作。
Resumen de: CN224020169U
本实用新型提供了一种燃料电池输出控制电路、单元及控制系统,涉及燃料电池管理技术领域,包括:转换电路,输入侧连接单片机,获取单片机输出的PWM信号并生成基准电压信号;比较电路,输入侧连接燃料电池与所述转换电路,输出侧连接电源模块,接收电堆的电流输出信号与基准电压信号,比较后输出控制信号至电源模块,从而调整燃料电池的输出电压,解决现有燃料电池输出控制结构复杂,控制效果不够好的问题。
Resumen de: CN121709643A
本发明涉及催化剂材料与固体氧化物电池技术领域,提供了一种非晶/晶态异质结复合材料、一种固体氧化物燃料电池和一种催化剂;其中,所述非晶/晶态异质结复合材料由非晶态组元和晶态组元组成,所述非晶态组元为MxRyTz,所述晶态组元包括质子传导氧化物、氧离子传导氧化物、锂离子传导陶瓷、钠离子传导陶瓷、金属材料、碳材料、无机盐、电子传导材料和非导电陶瓷中的一种或多种。本发明提供的非晶/晶态异质结复合材料利用非晶态材料独特的无序原子排列、高密度的表面缺陷位点等特性及晶态非晶态材料的协同作用,显著增强了催化剂活性及稳定性。
Resumen de: CN121709650A
本发明公开了一种燃料电池极板结构和燃料电池单电池,燃料电池极板结构包括极板本体和流场,流场设置在极板本体上,流场包括第一进气分配区和第一反应流场区,第一进气分配区包括并排设置的多个第一分配流道,第一反应流场区包括多个第一基础流道,多个第一分配流道中的两个分别为第一流道和第二流道,第一流道的长度小于第二流道的长度,第一流道与N个第一基础流道连通,第二流道与M个第一基础流道连通,且满足:N≥M。根据本发明的燃料电池极板结构,使得从第一进气分配区进入到第一反应流场区的气体的压力以及供应量较为一致,使得第一反应流场区的反应速率较为均衡,有利于提升能量转换效率。
Resumen de: CN121709657A
本发明公开一种直接碳燃料电池及其制备方法与直接碳燃料电池堆,涉及燃料电池技术领域。直接碳燃料电池包括单电池、氧化剂和燃料;单电池包括依次层叠设置的第一镀银支撑网、阴极、电解质层、阳极和第二镀银支撑网;氧化剂施加在第一镀银支撑网侧,用于与所述阴极进行反应;燃料施加在第二镀银支撑网侧,用于与阳极进行反应;氧化剂包括空气和二氧化碳。本发明以二氧化碳和空气的混合气体作为氧化剂施加在第一镀银支撑网侧,用于与所述阴极进行反应,二氧化碳显著促进了电池的氧化还原反应效率,降低了反应活化能并大幅提升离子电导率(680℃时提升了两倍),提高电池的电化学反应寿命、开路电压、电流和功率密度。
Resumen de: CN121709671A
本发明涉及全钒液流电池技术领域,具体涉及一种耐低温复合离子液体基全钒液流电池电解液制备方法及其应用,包括以下步骤:S1:将所述主离子液体与辅离子液体按预定质量比混合,得到复合离子液体前驱体;S2:进行阴离子交换反应,得到耐低温复合离子液体;S3:耐低温复合离子液体与高介电常数溶剂混合,得到功能性前驱液;S4:进行预络合反应,形成预络合电解液;S5:加入复合表面活性剂,得到耐低温复合离子液体基全钒液流电池电解液成品。本发明,通过复合离子液体协同络合、导电与后处理稳定化,使电解液在‑30℃仍保持不析晶、不增黏且电导率稳定,从而显著提升全钒液流电池在极寒环境下的可靠运行能力。
Resumen de: CN121701925A
本发明公开了一种固体氧化物燃料电池与热泵耦合的供能系统,涉及清洁能源利用技术领域。本发明系统以燃气为单一输入,固体氧化物燃料电池产生的电能为热泵模块提供驱动能源,热泵模块高效生产热能,而余热回收模块则通过热交换过程完成固体氧化物燃料电池的烟气余热的最终回收,三者相互配合使得燃气的一次能源被高效转化为电能和多种形式、多种品位的热能与冷量,既满足了用户多元化的能源需求,也实现了系统整体能源效率的最大化。
Resumen de: CN121699206A
本发明涉及一种高温质子交换膜的制备方法,属于燃料电池领域。本发明制备了具有不同交联比例的醚键型聚苯并咪唑‑聚离子液体(OPBI‑PIL‑X)(X=10%,20%,30%,40%)复合膜,由于其中引入了含有季铵基团的大体积可交联的离子液体,因此所获得的膜可以在吸收更多的磷酸(PA)的同时具有优秀的磷酸保留能力,膜内咪唑和氮正离子形成密集的氢键网络以提高膜的抗拉强度和构建高速质子传输通道,使体系获得更高的力学性能和质子传导率。
Resumen de: CN121709649A
本发明首先提供一种用于全钒液流电池的氟化改性锆基金属有机框架/接枝型磺化聚苯并咪唑复合膜,该复合膜中氟化改性锆基金属有机框架(F‑MOF 801)按质量百分比占有1‑5wt%,制备的sPBIA5‑FMx膜引入带磺酸基团的刚性侧链和F‑MOF 801,使得复合膜在体系中构建更多的质子传输通道,促进质子传递与转移。此外,通过F‑MOF 801的尺寸筛分和聚合物本身的唐南排斥,可以有效地阻止钒离子透过,可以增强复合型质子交换膜的离子选择性。本发明还提供了一种用于全钒液流电池的氟化改性锆基金属有机框架/接枝型磺化聚苯并咪唑复合膜的制备方法,sPBIA5‑FMx膜通过接枝和掺杂并通过流延法而成。形成的复合型质子交换膜电化学性能优异、成本可控、有生产前景,可应用于钒液流电池领域。
Resumen de: WO2025038434A1
A method for recycling anode and/or cathode catalyst from the catalyst coated membranes comprising proton exchange membrane, a continuous nonporous cross-linked polyelectrolyte multilayer coating comprising alternating layers of a polycation polymer and a polyanion polymer, an anode coating layer comprising anode catalyst particles, a cathode coating layer comprising cathode catalyst particles, and optionally a second continuous nonporous cross-linked polyelectrolyte multilayer coating between the second surface of the proton exchange membrane and the cathode coating layer. The cross-linked polyelectrolyte multilayer coating between the proton exchange membrane and the anode and/or cathode catalyst coating layer is dissolved in an aqueous solution with a pH of greater than 7. The catalyst coated membrane is delaminated, and the anode and/or cathode catalyst is recovered.
Resumen de: WO2025036682A1
The invention relates to a method for operating a solid oxide fuel cell system (2), comprising the steps of providing a fuel feed stream (FF) to a fuel cell module (4) and the fuel cell module (4) expelling an exhaust fuel stream (EF), and providing an air feed stream (AF) to the fuel cell module (4) and the fuel cell module (4) expelling an exhaust air stream (EA). In order to improve the separation of CO2 from the exhaust gas, the method comprises further the steps of feeding at least a portion of the exhaust fuel stream (EF) to an afterburner (26), feeding in the afterburner (26) oxygen from an oxygen source (28) and burning the exhaust fuel stream (EF) and the oxygen in a stochiometric ratio, and using flue gas (FG) from the afterburner (26) in a superheater (30) to superheat the exhaust air stream (EA).
Resumen de: WO2025024877A1
The invention relates to a cell stack system (100) for a fuel cell system, having a plurality of cell stacks (110, 112), each cell stack (110, 112) having an anode section (120) and a cathode section (130), wherein the plurality of cell stacks (110, 112) have at least one edge cell stack (112), and the at least one edge cell stack (112) is arranged relative to the plurality of cell stacks (110, 112) such that no cell stack (100, 112) of the plurality of cell stacks (110, 112) is arranged on one side of the edge cell stack (112), a tube system (50) for supplying anode supply gas (AZG) and cathode supply gas (KZG) to the cell stacks (110, 112) and for discharging anode exhaust gas (AAG) and cathode exhaust gas (KAG) from the cell stacks (110, 112), a distributor system (10) per cell stack (110, 112), each distributor system (10) connecting the anode section (120) and the cathode section (130) of the corresponding cell stack (110, 112) to the tube system (50) for a fluidic communication, and a thermal insulation device (70) for thermally insulating the at least one edge cell stack (112) so as to prevent heat losses.
Resumen de: WO2025016911A1
The present invention refers to a redox battery, to a method of storing electricity comprising the redox battery, to a method of delivering electricity comprising the redox battery, an energy storage and/or delivery system, and to the use of the redox battery or the energy system to store or deliver electricity.
Resumen de: CN121710020A
本发明是一种以液氢为能源的供能冷却同步的激光发生装置,属于冷能技术领域与新能源武器领域。装置由液氢燃料电池及谐振腔等组成,主要包含由电解质流出管(1)、氧电极(2)、电解质溶液槽(3)、氢电极(6)、电解质泵入管(9)、绝缘层(12)、绝缘密封管(15)组成的氢氧燃料电池,由全反射镜(4)、谐振腔(5)、半透半反镜(8)、光泵浦(11)、电压适配器(16)组成的激光发生装置,由冷却液腔(7)、液氢泵入管(10)、控温器(13)、冷却液管(14)组成的冷却系统。通过对液氢的合理利用使装置供能与冷却同步进行,使之在低温下工作,无需额外大功率冷却装置,解决了高功率激光武器供能慢、散热难的问题。
Resumen de: US20260081189A1
A separator according to an embodiment including: a flow channel comprising flow-channel walls and flow channel grooves provided between the flow-channel walls; a supply manifold; an exhaust manifold; a supply connection channel connecting one end of the flow channel to the supply manifold; and an exhaust connection channel connecting the other end of the flow channel to the exhaust manifold. The supply connection channel or/and the exhaust connection channel comprise one or more first protrusion-wall groups including first protrusion-walls and one or more second protrusion-wall groups including second protrusion-walls. The first protrusion-walls are aligned in a second direction which is a vertical direction relative to a first direction which is parallel to the flow-channel grooves at the end portion of the flow channel. The second protrusion-walls are aligned in a second direction. The first protrusion-wall groups and the second protrusion-wall groups are aligned in the first direction. The second protrusion-wall groups are offset in the second direction from the first protrusion-wall groups.
Resumen de: US20260081192A1
A separator including a flow channel 10 comprising a first flow-channel wall, a second flow-channel wall, a first flow-channel groove between the first flow-channel wall and the second flow-channel wall, and one or more first blocking walls in the first flow-channel groove. The first blocking walls close off a portion of the latter half of the first flow-channel groove.
Resumen de: CN121709652A
本发明的课题在于提供一种能够有效地抑制电解质膜的劣化的燃料电池单元。一种燃料电池单元,其具备具有流路的隔板和电解质膜,在隔板的氢出口附近的流路的表面上覆盖有铈。
Resumen de: CN121699207A
本发明首先提供一种具有两亲型聚苯并咪唑和叠氮型离子液体的磷酸稳定型高温质子交换膜,该复合膜中离子液体按质量百分比占有30%,制备的OHPBI‑PIL‑Px膜通过酸碱掺杂反应,将阴离子交换成H2PO4‑,从而形成离子对,使得复合膜在体系中构建质子传输通道,促进质子传递与转移,提供碱性季铵位点并与PA具有较强的酸碱相互作用,可以有效的减少PA的泄露。可以增强高温质子交换膜的长期性能。本发明还提供了一种具有两亲型聚苯并咪唑和叠氮型离子液体磷酸稳定型高温质子交换膜的制备方法,OHPBI‑PIL‑Px膜通过原位自由基聚合的方法交联而成。形成的高温质子交换膜电化学性能优异、成本可控、有生产前景,可应用于高温质子交换膜燃料电池领域。
Resumen de: CN121709663A
本发明公开了一种PEMFC纯氧转富氧阴极循环系统及富氧浓度控制方法。系统包括纯氧转富氧供给回路、阴极循环回路、富氧浓度控制单元。控制方法采用模型预测控制策略,以压力调节阀开度、循环泵转速和尾排阀开度为操纵变量,以氧浓度和压力为被控变量。通过状态观测器估计系统状态,基于状态空间模型进行多步预测,根据负载电流工作点自适应调用参数表中的权重与约束集,滚动求解有限时域优化问题获得最优控制序列并实施首个控制指令,周期滚动执行。本发明实现了对富氧浓度和阴极循环系统的自适应高精度控制,提升了燃料电池在密闭空间中的动态性能与运行安全性。
Resumen de: CN121709664A
本发明涉及钒电池技术领域,提供了一种通过反迁移恢复全钒液流电池性能的方法。本发明在全钒液流电池运行至发生容量衰减时,将正极电解液和负极电解液进行混堆,将混堆后的电解液分成两部分,将两部分电解液分别重新注入正极电解液和负极电解液的储罐内。本发明将正负极电解液进行混堆,混堆过程中,正极电解液中未放电的V5+通过自放电全部变成V4+,将混堆后的电解液重新注入正负极电解液的储罐内,从而确保正负极电解液中钒离子和价态平衡,实现恢复全钒液流电池的性能,恢复电池容量的目的。
Resumen de: CN121709672A
本发明公开了一种水系有机液流电池及其应用,属于液流电池设计技术领域,针对电堆因材料和装配偏差导致的内阻不一致问题,通过优化电堆在模块中的排布方式,即采用将内阻相近的电堆布置于同一串联支路,并针对性能最差电堆实施流量的单独控制和优化,实现模块容量和效率的提升。通过建立动态模型,进行模拟仿真分析表明,将内阻相近的电堆布置于同一串联支路这一方法可显著提高模块的活性物质利用率,在牺牲较小系统效率的前提下大幅提升充电容量,对大型储能模块的高效、稳定运行具有重要意义。
Resumen de: CN121695886A
本发明属于碱性燃料电池及电解水制氢电催化技术领域,提供了一种用于碱性甲醇氧化与析氢的稀土氟化物复合催化剂,该催化剂以稀土氟化物修饰的过渡金属‑碳复合材料为载体,负载多组分金属活性中心,构建出NM/TM‑REFx/C结构的多元金属催化剂体系,其中NM为贵金属,TM为过渡金属,RE为稀土元素,各组分质量分数分别为:NM:1 wt%‑9 wt%,TM:2 wt%‑15 wt%,RE:0.5 wt%‑5 wt%;本发明通过稀土氟化物的电子调控与界面协同作用,解决了铂基催化剂在碱性甲醇氧化及析氢反应中贵金属用量大、抗CO中毒能力差及成本高等问题,适用于低温、高效、低能耗的碱性甲醇氧化及析氢过程。
Resumen de: CN121709668A
本申请涉及一种燃料电池系统、燃料电池阳极水控制方法和装置。所述系统包括引射器、燃料电池电堆和多层燃料电池双极板;每层燃料电池双极板至少包括流道口,流道口上包括多个导流口;多层燃料电池双极板的流道口形成公共流道,导流口形成导流槽,公共流道与氢气歧管连接;其中:引射器,用于将公共流道的输出口的回流氢气导入氢气歧管的输入口,以使回流氢气与燃料电池系统的氢气进入端口的新氢气进行混合得到混合氢气;氢气歧管,用于在混合氢气的吹扫作用下,将回流氢气与新氢气混合产生的液态水,引向燃料电池系统的导流槽和公共流道,以及通过导流槽和公共流道导入隔离结构中。采用本系统能够提高燃料电池的安全性的。
Resumen de: CN121709670A
本发明涉及钒电池技术领域,提供了一种钒电池电解液及其制备方法,本发明将五氧化二钒、浓硫酸和水混合后加热,然后加入亚酸酯,之后依次进行进行煮沸、冷却和过滤,得到所述钒电池电解液;五氧化二钒和浓硫酸的质量比为1:(1.3~1.5);五氧化二钒和亚酸酯的质量比为1:(1.1~1.3);所述亚酸酯包括以下质量分数的组分:草酸50~51%,亚硫酸钠4~5%,醋酸乙酯45~46%。和传统钒电池电解液相比,本发明使用的浓硫酸和草酸用量大大减少,所得电解液的呈弱酸性,腐蚀性和危险性大大降低,且充放电过程中不易析出,不易堵膜。综上所述,本发明提供的钒电池电解液和传统电解液相比,更加安全、环保、高效。
Resumen de: CN121709660A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、散热器、换热器和蓄热水箱,散热器的两端和换热器的两端均与燃料电池的冷却液出口和冷却液进口连通,燃料电池与散热器和换热器之间分别设有第一电磁阀和第二电磁阀;换热器与蓄热水箱连通,控制方法包括:在执行热回收模式的过程中,将第二电磁阀完全打开;获取冷却液的入堆温度;根据入堆温度,选择性地打开第一电磁阀。当需要通过散热器对冷却液进行降温时,能够及时的打开第一电磁阀,以避免因为冷却液的温度过高而导致燃料电池的电堆温度偏高,有利于保证燃料电池的电堆温度的稳定性。
Resumen de: CN121709659A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、换热器、蓄热水箱及与换热器并联的旁通水管,换热器的两端与燃料电池的冷却液出口和冷却液进口连通,蓄热水箱通过第一循环管和第二循环管与换热器连通,第一循环管上设有水泵,旁通水管上设有旁通电磁阀,控制方法包括:获取水泵的目标转速;根据目标转速,选择性地打开旁通电磁阀。通过目标转速来判断是否需要打开旁通电磁阀,以便水泵的实际转速无法达到目标转速时,及时地打开旁通电磁阀,从效果上等同于降低水泵的转速,有利于保证冷却液的入堆温度在设计的温度范围内,从而避免电堆温度偏低。
Resumen de: CN121709651A
本申请涉及质子交换膜技术领域,公开了一种以酸掺杂吡啶型侧链的新型纳米复合膜,所述复合膜包括:一种双功能含吡啶侧基聚芳醚酮酮聚合物;六方氮化硼纳米片(h‑BN);磷酸,所述聚合物通过含吡啶侧基的单体(2,6‑二(4‑羟基苯基)吡啶)和含乙烯基侧链的单体(4,4'‑(1,2‑乙烯基)二苯酚)等共聚得到,该复合膜通过将聚合物与h‑BN制成基膜,随后进行磷酸溶液掺杂,最后进行140℃至180℃的热处理以引发乙烯基交联。本发明利用吡啶基团对磷酸的酸碱吸附作用,与热交联网络对磷酸的物理锁定作用,构建了双重掺杂剂保留机制,纳米片则提供了物理阻隔,该复合膜兼具高质子传导率、低钒离子渗透率和优异的长期稳定性。
Resumen de: CN121709666A
本发明公开了一种燃料电池用在线EIS检测系统及在线EIS检测方法,所述系统包括DC‑DC变换器、DC‑DC控制模块、EIS测量模块、燃料电池及负载;DC‑DC变换器、燃料电池与负载构成主回路;DC‑DC变换器还设有一控制端;DC‑DC控制模块与DC‑DC变换器连接,用于在控制DC‑DC变换器运行时,向DC‑DC变换器的控制端发送注入特征频率的扰动信号的驱动控制信号,激励燃料电池产生响应信号;DC‑DC控制模块还设有一信号采集端,信号采集端与燃料电池及DC‑DC变换器连接,用于采集所述燃料电池的响应信号;EIS测量模块的信号输入端复用DC‑DC控制模块的信号采集端;EIS测量模块基于采集的所述响应信号,计算所述燃料电池在所述特征频率下的阻抗。本发明实现了在燃料电池的正常工作状态下实时、高效的EIS检测。
Resumen de: CN121702655A
本申请实施例涉及气密性检测技术领域,尤其涉及一种燃料电池电堆气密性测试方法及检测装置,其中,方法包括通过检测装置向所述燃料电池电堆的目标测试腔体内充入设定压力的测试气体,同时向检测装置内部的参考容积腔体内充入相同压力的相同气体,将所述目标测试腔体和所述参考容积腔体隔离,并监测压力差;在所述目标测试腔体和所述参考容积腔体不存在压力波动后,基于所述预设周期内压力差的变化值、目标测试腔体的容积、测试时间以及气体性质参数,确定燃料电池电堆的气密性是否合格;本申请实施例通过建立等压平衡的差压比较系统并监测压差变化,实现了对燃料电池电堆气密性的精确、高效、自动化检测。
Resumen de: CN121709669A
熔盐供热型甲醇重整燃料电池储能装置及方法,明属于综合能源存储技术领域。熔盐储能系统采用复合相变储热熔盐,其储热密度与热稳定性显著提升;催化重整器采用锯齿螺旋管束式结构以强化传热;燃料电池采用仿生分形流道双极板以提升气体分布均匀性与发电效率。本发明利用熔盐储能系统储存的绿色热能,为甲醇重整制氢系统提供稳定、零碳排的反应热;通过废热回收系统将燃料电池发电系统产生的高温尾气及反应废热进行回收,并回馈至熔盐系统或用于催化重整和蒸汽发生,构建了系统内部的热量闭环。方法部分包括利用廉价能源加热熔盐进行储能,以及利用熔盐热驱动甲醇重整制氢、进而通过燃料电池发电的供能过程。
Resumen de: CN121710740A
本发明涉及热电化学温差发电技术领域,具体为一种基于多溶剂梯级蒸发‑冷凝的电化学热电转化方法及装置,解决了传统TREC系统的电解液因普遍采用单一溶剂体系,受限于溶剂沸点特性,当热源超溶剂沸点时无法稳定工作,同时局限于单一温度水平的热能利用,缺乏有效的梯级利用机制,无法适配热量连续温度下的分布,热量在收集与转换过程中存在明显的能量耗散的问题,基于多溶剂梯级蒸发‑冷凝的电化学热电转化装置,包括多级串联TREC单元、多级蒸汽换热单元、多级蒸汽流通单元及多级溶剂循环复用单元。本发明以双溶剂体系适配中高温工况,梯级传热提升热能回收效率,闭环循环降低溶剂损耗,模块化结构增强场景适配性,在低品位能源利用领域应用前景良好。
Resumen de: CN121709662A
本发明涉及燃料电池技术领域,具体涉及一种用于UUV的氢氧燃料电池阴极闭式循环多模式协同调控系统,包括:氮气供应模块、氧气供应模块、混合模块、气体循环与水热管理模块、检测模块以及控制模块;控制模块用于在电堆的实时温度小于预设的温度阈值时,控制电堆进入预热模式;用于在负载变化率大于阈值时,控制电堆进入动态负载响应模式;用于在单电池电压异常波动时控制系统进入水管理辅助模式;用于在阴极氢气浓度大于氢浓度安全阈值时,控制系统进入安全纯化模式。本发明能够快速、准确地跟踪负载变化,并及时调控电堆氧气分压,避免系统性能的剧烈波动。
Resumen de: CN121697510A
本发明公开了一种燃料电池混合推进系统及其功率波动‑消耗协同优化方法,系统包括:燃料电池发电单元、锂离子电池单元、电力驱动单元、传感与数据采集单元以及能量管理控制器;基于近端策略优化,通过构建以系统状态、工况信息为输入,以动力源功率分配指令为输出的智能体,并设计融合了总能耗惩罚与功率波动惩罚的奖励函数,驱动智能体在连续动作空间中学习最优能源管理策略。本发明能在满足动态功率需求与安全约束的前提下,抑制锂离子电池功率的频繁剧烈波动,延长电池寿命、保障系统安全的同时最小化整体氢燃料消耗,实现长期运行经济性与系统输出平稳性的协同最优,以实现混合推进系统在动态环境下的高效、平顺、长寿命运行。
Resumen de: CN121709645A
本发明属于膜电极技术领域,涉及一种抗铂毒害的膜电极催化层浆料及其制备方法和应用。该膜电极催化层浆料包含以下组分:铂基催化剂、离聚物、主分散溶剂,以及至少一种多元醇。该膜电极催化层浆料中的多元醇能解决因传统低沸点溶剂快速挥发导致的催化层结构缺陷问题,且能有效抑制和降低离聚物磺酸基团对铂基催化剂的毒害效应,从而提升膜电极的综合性能。
Resumen de: CN121709638A
本发明公开一种宽湿度工况自适应的膜电极及其制备方法,包括质子交换膜,质子交换膜的两侧分别设有阴极催化层和阳极催化层,阴极催化层与阳极催化层的外侧均设有气体扩散层;阴极催化层由至少两层功能梯度层组成,功能梯度层包括催化剂、离聚物、溶剂、水传输通道组分和气体传输通道组分;功能梯度层在从质子交换膜向气体扩散层的方向上,水传输通道组分质量比例连续递减,气体传输通道组分质量比例连续递增;水传输通道组分为孔径分布在2~20 nm的亲水耐酸纳米多孔碳材料,气体传输通道组分为孔径分布在20~120 nm的疏水耐酸纳米多孔碳材料。通过亲水多孔材料与疏水多孔材料协同调控的催化层结构,提升电池性能和耐久性。
Resumen de: CN121709665A
本发明涉及一种固体氧化物电池自抗扰控制方法,属于自动控制技术领域,其中,该方法包括:根据LADRC各个目标参数的候选解空间随机生成多个目标参数组合,并将每个目标参数组合作为一个萤火虫位置,并根据萤火虫位置计算萤火虫的最大亮度;对最大亮度排序靠后的目标萤火虫的萤火虫位置进行更新后,根据惯性权重以及自适应步长因子更新各个萤火虫的萤火虫位置;然后通过LADRC基于萤火虫位置生成SOC系统的控制参数,当SOC系统根据控制参数运行时的性能指标满足指标要求时,确定LADRC参数优化完成。本发明将改进萤火虫算法应用到SOC系统的自抗扰控制器中进行参数优化,从而提高固体氧化物电池输出电压的抗干扰能力。
Resumen de: CN121709661A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、换热器、蓄热水箱和换热水循环管,换热器的两端均与燃料电池的冷却液出口和冷却液进口连通,燃料电池与散热器和换热器之间分别设有第一电磁阀和第二电磁阀;换热水循环管将换热器与蓄热水箱连通,控制方法包括:在需要由所述散热模式切换至所述热回收模式时,先控制所述第二电磁阀打开一段时间后再控制所述第一电磁阀关闭。通过这样的设置,有利于避免出现因为换热水温度低导致迅速拉低燃料电池的电堆温度的情况,有利于维持燃料电池的电堆温度的稳定性。
Resumen de: WO2025104148A1
The present invention relates to a method for determining at least one control setpoint ut of a system comprising, at a time t: - a set of input quantities comprising the control setpoint ut and modelled in the form of a vector: Ut, - a set of output quantities modelled in the form of a vector: Yt, and - a set of quantities representing the state of the system and modelled in the form of a vector: xt; the method being implemented in a computing unit and comprising: - a first step E1 of programming a set of linear differential equations relating the input quantities, the quantities representing the state of the system and the output quantities, and - a step E4 of determining the optimal control setpoint by means of the quadratic programming method.
Resumen de: CN121709647A
本发明公开了一种金属氧化物和无机氧化物负载的柔性碳纳米纤维电极材料及其锌锰液流电池,属于电化学储能材料技术领域。本发明以碳毡为基底,采用静电纺丝‑预氧化‑碳化技术,在其表面复合负载金属氧化物和二氧化硅纳米颗粒的碳纳米纤维膜,形成从1微米到100微米孔隙结构的碳电极。该复合电极可利用碳毡的大孔径实现高电解液渗透率与锌离子传输率,同时通过碳纳米纤维中均匀分布的金属氧化物和二氧化硅纳米颗粒,增强亲锌性能、增加锌成核位点,引导锌均匀沉积。本发明应用于锌锰液流电池负极,能显著抑制锌枝晶生长,提升电池库仑效率与能量效率,延长电池寿命,且制备工艺简单、成本低,适合规模化生产,为锌基液流电池在大规模储能领域的应用提供可靠解决方案。
Resumen de: CN121699208A
高温聚合物燃料电池以其良好的耐CO等毒化能力成为目前国际研究的热点。目前PBI/H3PO4膜的常用制备方法为后浸渍法和溶胶‑凝胶法。相比后浸渍法制备PBI/H3PO4膜,溶胶凝胶法具有系列优势,国际上一直致力于开发其制备工艺。然而,高分子量线型聚苯并咪唑是溶胶‑凝胶法制备PBI/H3PO4膜的难点,反应过程中,反应溶液的质、热等很容易出现分布不均的问题,造成反应终止或反应物聚合度在局部明显差异,最终造成无法制备高分子量线型聚苯并咪唑。本方法,通过改变单体比例或/与当反应到一定程度后降低反应液浓度方法能有效地避免由于反应液粘度骤增带来的传质、传热问题,制备出高分子量线型PBI,从而得到高性能的PBI/H3PO4膜。
Resumen de: CN121709667A
本发明提供了一种燃料电池阳极压力波动抑制方法及系统,涉及电池智能控制技术领域,包括:对目标燃料电池的电堆运行情况进行实时感知,得到电堆运行状态参数;基于电堆运行状态参数,进行临界工况识别、压力趋势预测和自适应模型预测控制,决策出平衡压力稳定性、动作平滑性和系统能效的最优控制指令;将最优控制指令转化为引射器前端的比例阀开度和阳极循环泵的转速,通过改变开度和转速,最终调节进入阳极的氢气流量和再循环气量,以抑制目标燃料电池的阳极压力波动;本发明通过多层次的信息融合与决策优化,实现对阳极压力的精准、平滑控制,显著提升燃料电池系统的动态性能与可靠性。
Resumen de: WO2025008718A1
A process for producing an iron chromium electrolyte, the process includes leaching iron and chromium from a ferrochrome alloy at an elevated leaching temperature, using hydrochloric acid. A raw iron chromium electrolyte comprising dissolved iron and dissolved chromium is produced. The raw electrolyte is purified and adjusted to produce a functional iron chromium electrolyte.
Resumen de: WO2025079699A1
Provided is a gas diffusion layer that maintains the inside of an MEA in a water-containing state and that has sufficient gas permeability and water discharge properties. The gas diffusion layer includes a sheet of a composite powder including conductive particles, conductive fibers, and polymer resin. A grain boundary of the composite powder exists on a surface or in a cross section of the gas diffusion layer, the composite powder including the conductive particles, the conductive fibers, and the polymer resin.
Resumen de: WO2025032441A1
Thermoplastic compositions include: from about 35 wt% to about 70 wt% of a polymer resin, wherein the polymer resin comprises at least two polymer resins, wherein at least one of the polymer resins includes a high density polyethylene (HDPE) polymer having a degree of crystallinity of at least 47% as measured by differential scanning calorimetry (DSC); from about 10 wt% to about 40 wt% synthetic graphite; from about 5 wt% to about 15 wt% carbon nanotubes (CNTs); and from about 3 wt% to about 15 wt% conductive carbon black powder.
Resumen de: CN121706429A
本申请涉及一种质子交换膜燃料电池的膜电极参数敏感性的量化分析方法、装置、计算机设备、计算机可读存储介质和计算机程序产品,涉及燃料电池技术领域,提高了膜电极的优化设计过程效率。所述方法包括:基于质子交换膜燃料电池的物理运行行为,确定质子交换膜燃料电池的三维计算域和一维计算域;获取计算域之间的数据交互接口;基于三维计算域、一维计算域和数据交互接口,确定仿真模型;确定质子交换膜燃料电池发生预设变换后的敏感性参数的相对变换率;基于仿真模型,确定质子交换膜燃料电池发生预设变换后的目标性能指标的相对变换率;基于目标性能指标的相对变化率与敏感性参数的相对变化率,确定量化敏感性系数。
Resumen de: US20260081191A1
A separator according to an embodiment includes a flow channel comprising one or more flow-channel grooves provided between flow-channel walls. One or more protrusions are provided on the flow-channel walls.
Resumen de: US20260081190A1
A separator according to an embodiment includes a first flow channel comprising flow-channel grooves and connecting a first location and a second location. The first flow channel has a serpentine flow channel shape. The midpoint in a length direction of the first flow channel is defined as the boundary. A range from the boundary to the first location side is defined as the first half. A range from the boundary to the second location side is defined as the second half. A turnaround area is included in the first half of the first flow channel. A turnaround area is included in the second half of the first flow channel that has a flow channel pattern different from that in the first half of the first flow channel.
Resumen de: US20260081187A1
An electrode according to an embodiment includes a support comprising metal fibers or metal particles, the support comprising a first surface and a second surface located opposite the first surface and a catalyst layer provided on the metal fibers or the metal particles on the first surface side of the support. An average fiber diameter of the metal fibers and an average primary diameter of the metal particles are denoted as D. A direction from the first surface of the support to the second surface of the support is a thickness direction of the support. The catalyst layer is provided at from the first surface to a position at a minimum depth of 3×D or more and a position at a maximum depth of 10×D or less.
Resumen de: WO2026055963A1
Disclosed in the present application are an anode composite catalyst layer and a slurry thereof, a preparation method, and a membrane electrode. The anode composite catalyst layer is located between a proton exchange membrane and a gas diffusion layer of the membrane electrode, and comprises: an iridium catalyst layer, which has a first surface and a second surface which are opposite to each other, wherein the first surface faces the proton exchange membrane, and the second surface faces the gas diffusion layer, and the iridium catalyst layer comprises a first ionomer and an iridium catalyst dispersed in the first ionomer; and a platinum-conducting layer, which has a third surface and a fourth surface which are opposite to each other, wherein the third surface is in contact with the second surface of the iridium catalyst layer, and the fourth surface faces the gas diffusion layer, and the platinum-conducting layer comprises a second ionomer and platinum nano-particles which are dispersed in the second ionomer and have a particle size of 10-500 nm. The anode composite catalyst layer of the present application can endow the membrane electrode with a relatively low contact resistance and excellent stability.
Resumen de: WO2026056329A1
The present invention relates to the field of membrane electrodes. Disclosed are a packaging method and packaging structure for a single-frame membrane electrode. A frame base material is separately connected to a first sealing member and a second sealing member to form a first assembly; the first assembly is connected to a first gas diffusion layer to form a second assembly; a catalyst coating CCM is connected to a second gas diffusion layer to form a third assembly; and the second assembly and the third assembly are assembled and aligned by means of a mold, and hot-pressed to form a single-frame membrane electrode having a sealing member. The present invention has the beneficial effects: a sealing element for stack assembly and a membrane electrode are assembled together in advance, so that the subsequent fuel cell stack assembly process is greatly simplified, the assembly precision is high, and the sealing element and a frame have good adhesion and are not easy to move, avoiding rework caused by misalignment of the sealing element during stack assembly, improving the stack assembly efficiency and yield, and reducing the costs.
Resumen de: US20260077684A1
A thrust unit for an aircraft with a hydrogen fuel system. The aircraft may utilize compressors to compress air to a sufficiently high pressure for the fuel cell. Liquid hydrogen is compressed and then utilized in heat exchangers to cool the compressed air, maintaining the air at a temperature low enough for the fuel cell. The thrust unit may be an electrically powered fan unit with a fan within a fan tube. The fan tube may include air inlets for the fuel cell system, as well as outlets for exhaust from the fuel cell system. The fan tube may contain heat exchangers which are part of the fuel cell thermodynamic system.
Resumen de: US20260077287A1
A filter system has a filter housing with a fluid inlet and a fluid outlet. At least two exchangeable filter elements are arranged between the fluid inlet and the fluid outlet each having a filter body with a filter medium to be flowed through by a fluid in a flow direction. The filter elements each have an opposing end face with a seal surrounding an outer edge of the filter body at the end face. An abutment element is arranged between the seals when mounted in the filter housing. The abutment element has sides facing away from each other with a seal surface for contacting the seals. A filter element has a filter body with a filter medium and an end face with a seal surrounding an outer edge of the filter body at the end face for contacting a seal surface of an abutment element.
Resumen de: US20260078877A1
The present disclosure provides a gas storage device. In an embodiment, the gas storage device includes a cylinder with opposing ends. An endcap is present at each end. The cylinder and the endcaps form an enclosure. Each endcap includes a connector. A diaphragm is located in the enclosure. The diaphragm includes an annular sidewall. The device includes an inner chamber defined by an inner surface of the sidewall, and a storage space between an interior surface of the cylinder and an outer surface of the sidewall. A metal hydride composition is located in the storage space.
Resumen de: WO2026053498A1
A fuel cell in which a plurality of fuel cell units are stacked and a porous body constituting a flow path for a cooling medium is arranged between the adjacent fuel cell units, wherein the porous body includes a plurality of through holes penetrating in the flowing direction of the cooling medium, and the plurality of through holes are arranged at intervals along the longitudinal direction of the porous body in a direction orthogonal to the flowing direction of the cooling medium.
Resumen de: JP2026049864A
【課題】炭化水素系電解質膜の機械強度を向上させること。【解決手段】多孔質膜1と、多孔質膜1の細孔2に充填された炭化水素系電解質ポリマーと、を含み、多孔質膜1が、炭化水素系樹脂を含む材料で形成されており、バブルポイント法により測定される多孔質膜1の差分透過流量分布が、0.01~1μmの細孔径の範囲にピークを有する、電解質膜10A。【選択図】図1
Resumen de: JP2026050157A
【課題】液体を測定対象とする場合であっても構成部材の劣化を抑制できる測定システムを実現する。【解決手段】水素極E1、空気極E2、および電解質24bを有する燃料電池セル2と、水素極E1に水素を供給する水素極セパレータ3と、燃料電池セル2において生じた電気エネルギーの量を測定する測定装置と、を備え、水素極セパレータ3が、測定対象の液体が撹拌される撹拌室32と、撹拌室32において液体から離脱した水素を水素極E1に案内する案内室33と、撹拌室32と案内室33との境界に配され、水素の透過を許容し液体の透過を許容しない分離膜34と、を有する。【選択図】図1
Resumen de: JP2026050110A
【課題】できる限り退避走行制御に移行することを防ぎつつ、再駆動制御を実行できる機会を確保できる燃料電池システムを提供する。【解決手段】燃料電池システムは、車両の駆動モータを駆動するための燃料電池システムであって、駆動モータへ電力を供給する複数の燃料電池モジュールを備え、駆動モータへ電力を供給する複数の燃料電池モジュールは、それぞれが燃料電池スタックと燃料電池スタックへ空気を供給するコンプレッサとを有し、いずれかのコンプレッサの脱調を検出した場合に、複数の燃料電池モジュールのうち脱調を検出していないコンプレッサを有する他の燃料電池モジュールに駆動モータへの電力供給量を増加させ、脱調を検出したコンプレッサの正常復帰制御を実行する制御部とを備える。【選択図】図1
Resumen de: WO2026058053A1
A triple-layer gas diffusion layer (GDL) for proton exchange membrane (PEM) fuel cells comprises a macroporous substrate (MPS) made from multi-walled carbon nanotubes, polymethyl methacrylate as a pore-forming agent, and polytetrafluoroethylene as a binder, a first microporous layer (MPL) with carbon nanotubes and a hydrophobic binder, and a second MPL formed by electrochemical deposition of polyaniline. The MPS is fabricated by vacuum filtration of a suspension, followed by heat treatment to enhance porosity. The first MPL is deposited on the MPS, and the second MPL is added via a three-electrode system. This GDL is integrated into a membrane-electrode assembly with a treated membrane and platinum-on-carbon electrodes. The invention simplifies fuel cell design by managing water effectively across varying humidity levels, offering utility in energy applications.
Resumen de: WO2026059122A1
A pulsating heat pipe module according to the present invention allows for the formation of complex flow paths, thereby maximizing heat dissipation. In addition, a press method is used in the present invention to manufacture the pulsating heat pipe module, which can reduce the processing time and cost compared to conventional methods such as etching, and thus the present invention enables mass production of the pulsating heat pipe module. Moreover, the pulsating heat pipe module according to the present invention comprises: a channel plate which has flow-path holes created by piercing a flat metal plate; a bottom plate which has flow-path grooves formed by shaping a flat metal plate and has slots into which the channel plate is inserted; and a cover plate formed by bending a flat metal plate to cover the outer surfaces of the channel plate and the bottom plate, and thus the present invention not only makes manufacturing easy and assembly simple, but also offers the advantage of increased heat transfer area because the working fluid flows through both the channel plate and the base plate.
Resumen de: WO2026058707A1
A purpose of the present invention is to provide: a surface-coated porous ceramic composite material that exhibits catalytic activity higher than that of conventional carriers; and an electrode catalyst using the composite material. Another purpose of the present invention is to provide methods for manufacturing the same. Specifically, provided is a surface-coated porous ceramic composite material containing a ceramic material and a carbon material. The surface-coated porous ceramic composite material is characterized in that the ceramic material is at least one selected from the group consisting of silicon carbonates, silicon carbides, and silicon oxynitrides. The surface-coated porous ceramic composite material is characterized by having a coating layer comprising a resin including, in the molecular structure, a benzene ring and an atom that has an unpaired electron.
Resumen de: WO2026058579A1
The present invention simplifies the shape of a fuel cell module. Provided is a fuel cell module having a stack case that accommodates a fuel cell stack. The stack case has a first end surface, which is one end surface in a stacking direction of a plurality of fuel cells, and a second end surface, which is an end surface on the side opposite the first end surface in the stacking direction. A first pipe, which is at least one from among a group of pipes consisting of a fuel gas supply pipe, a fuel gas discharge pipe, an oxidant gas supply pipe, an oxidant gas discharge pipe, a coolant supply pipe, and a coolant discharge pipe, is connected to the first end surface, and a second pipe other than the first pipe among the group of pipes is connected to the second end surface.
Resumen de: WO2026056088A1
A reinforced fully-sulfonated polyimide proton exchange membrane and a preparation method therefor. The proton exchange membrane comprises an ePTFE layer and polyimide layers, wherein two polyimide layers are provided; and the two polyimide layers are respectively formed on two sides of the ePTFE layer, and the pores of the ePTFE layer are filled with the polyimide layers. The preparation method for a proton exchange membrane comprises the following specific steps: S1: an ePTFE pretreatment; S2: preparation of fully-sulfonated polyimide; and S3: preparation of a composite membrane.
Resumen de: WO2026057423A1
The invention relates to a method for operating a hydrogen subsystem (110) of a fuel cell system (100), which is designed as a proton exchange membrane fuel cell system. The method comprises reading in sensor signals (105) via an interface (121) of sensor devices (101, 102, 103) of the fuel cell system (100). The sensor signals (105) represent present measured values of physicochemical operating conditions of the fuel cell system (100). The method comprises applying an operating specification (123) to the measured values in order to determine target operating variables (125) of the hydrogen subsystem (110). The operating specification (123) comprises constraints ascertained for the hydrogen subsystem (110), the constraints comprising a minimum hydrogen partial pressure at an anode outlet, a minimum gas velocity in the region of a flow field of an anode, a minimum anode pressure and a maximum anode pressure. The method comprises generating a control signal (127) using the determined target operating variables (125). The control signal (127) comprises predefined values for manipulated variables which can be set by means of actuating devices (112, 114) of the hydrogen subsystem (110) depending on the target operating variables (125). The method comprises providing the control signal (127) for output via an interface (121) to the actuating devices (112, 114) in order to operate the hydrogen subsystem (110).
Resumen de: WO2026057682A1
The invention relates to a mechanical load take-up system (100) integrated into a plurality of sub-stacks (20a) of high-temperature SOEC/SOFC solid oxide cells forming a modular stack (20), which system comprises: - a thermal enclosure (102); - a plurality of sub-stacks (20a); - a plurality of end plates (40), each having an upper face (40s) and a lower face (40i), the surface area of an upper face (40s) being larger in size than the surface area of a lower face (20ai) of a sub-stack (20a) and the surface area of a lower face (40i) being larger in size than the surface area of an upper face (20as) of a sub-stack (20a) so as to obtain one or more free surfaces (40l) that are not positioned on top of a sub-stack (20a); - a plurality of supporting members (103); and - a plurality of resilient return members (104) arranged between one or more supporting members (103) and one or more free surfaces (40l).
Resumen de: WO2026057540A1
The invention provides an electrolyte for use in an all-iron redox flow battery, comprising an aqueous solution of an Fe2+ salt; a first cation additive being aluminium Al3+; and a second cation additive selected from the group consisting of Na+, K+, Ca²⁺, Mg²⁺ or NH4 +.
Resumen de: DE102024126881A1
Ein Gebläse (1) für eine Brennstoffzellenanordnung zum Rezirkulieren eines während des Betriebs der Brennstoffzellenanordnung anfallenden Volumenstroms ist beschrieben, wobei das Gebläse einen Gebläsekanal (2) mit einer Außenwandung (2a), die sich entlang einer Kanalachse (A) zwischen einem Gebläsekanaleinlass (2b) und einem Gebläsekanalauslass (2c) des Gebläsekanals (2) erstreckt, eine Motorwelle (3), die sich durch einen Ringkanalabschnitt (2d) des Gebläsekanals erstreckt, eine Strömungsleiteinrichtung (4), die benachbart zum Gebläsekanaleinlass (2b) angeordnet ist und eingerichtet ist, um dem eintretenden Volumenstrom einen Drall aufzuprägen, einen Ablasskanal (5) mit einer in der Außenwandung (2c) angeordneten Ablasskanalöffnung (5a), durch welche Flüssigkeit abgeführt werden kann, und einen Druckausgleichskanal (6) aufweist, der mit dem Ablasskanal (5) fluidverbunden ist und eine Druckausgleichskanalöffnung (6a) aufweist, die in der Außenwandung (2a) angeordnet und von der Ablasskanalöffnung (5a) entlang der Kanalachse (A) beabstandet ist.
Resumen de: DE102024126882A1
Gebläse (1) für eine Brennstoffzellenanordnung zum Rezirkulieren eines während des Betriebs der Brennstoffzellenanordnung anfallenden Volumenstroms, das Gebläse aufweisend einen Ringkanal (2) mit einer Außenwandung (2a), die sich entlang einer Kanalachse (A) zwischen einem Ringkanaleinlass (2b) und einem Ringkanalauslass (2c) des Ringkanals erstreckt, eine Motorwelle (3), die sich durch den Ringkanal erstreckt, eine Strömungsleiteinrichtung (4), die benachbart zum Ringkanaleinlass (2b) angeordnet ist und eingerichtet ist, um dem eintretenden Volumenstrom einen Drall aufzuprägen, einen Einsetzkörper (6) zum Anordnen in den Ringkanalauslass (2c), aufweisend einen Rohrabschnitt (6a), der sich entlang der Kanalachse zum Ringkanaleinlass (2b) hin erstreckt und gemeinsam mit der Außenwandung (2a) einen Ringspalt zum Abführen von Flüssigkeit aus dem Ringkanal (2) begrenzt, wobei der Einsetzkörper (6) eine um den Rohrabschnitt (6a) verlaufende Ausnehmung (6b) aufweist zum Führen von Flüssigkeitspartikeln vom Ringspalt (7) hin zu einem Mündungsabschnitt (6c) des Einsetzkörpers (6) zum Abführen von Flüssigkeitspartikeln aus dem Einsetzkörper.
Resumen de: DE102024208863A1
Die Erfindung betrifft einen Redox-Flow-Stack (01). Dieser (01) umfasst ein linkes und ein rechtes Abschlusselement sowie mehrere zwischen diesen Abschlusselementen angeordnete Redox-Flow-Zellen (11). Jede Redox-Flow-Zelle (11) verfügt über eine linke und eine rechte Zellkammer (13, 14) mit entsprechenden Elektroden (17, 18) und Zellrahmen (15, 16) sowie eine Zellmembran (12), die die Zellkammern (13,14) trennt. Zudem sind Zelltrennelemente (19) zwischen benachbarten Zellkammern (13,14) vorhanden.Die Innovation liegt darin, dass alle Zellrahmen (15, 16) aus einem einstückigen, mittels Additive Manufacturing hergestellten Stackrahmen (02) bestehen.
Resumen de: DE102024208942A1
Die vorliegende Entwicklung betrifft ein Heizsystem (10) für ein Kraftfahrzeug (1) umfassend:- einen Fluidkreislauf (60), in welchem ein Wärmetauschermedium (39) zirkuliert,- einen katalytischen Konverter (40), welcher thermisch mit dem Fluidkreislauf (60) gekoppelt, über einen Einlass (41) mit einem Brennstoff (36) versorgbar und dazu ausgestaltet ist, den über den Einlass (41) zugeführten Brennstoff (36) unter Verwendung eines Katalysators (35) und unter Abgabe thermischer Energie an den Fluidkreislauf (60) in ein Reaktionsprodukt (38) umzuwandeln.
Resumen de: US20260077629A1
A thermal management system for a vehicle having a fuel cell stack is provided. The thermal management system includes a radiator, a storage reservoir, a pump, a valve assembly and a controller. The valve assembly selectively delivers the liquid product water to a drain and to a first spray manifold that sprays the liquid product water at the radiator. The valve assembly includes: a first valve assembly disposed in a drain valve chamber of the valve housing and having a first biasing member that biases a first pin against a first inlet, the first valve assembly selectively communicating the liquid product water to the drain; and a second valve assembly disposed in a second valve chamber of the valve housing and having a second biasing member that biases a second pin against a second inlet, the second valve assembly selectively communicating the liquid product water to the first spray manifold.
Resumen de: US20260081217A1
The present invention relates to a composition comprising a polymer P1 comprising monomer units derived from vinylidene fluoride and a polymer P2 comprising monomer units derived from a monomer M2 of formula R1R2C═C(R3)C(O)R wherein the substituents R1, R2 and R3 are, independently from each other, selected from the group consisting of H and C1-C5alkyl; R is selected from the group consisting of —NHC(CH3)2CH2C(O)CH3 or —OR′ with R′ selected from the group consisting of C1-C18 alkyl optionally substituted by one or more —OH group(s) or a five- or six-membered heterocycle comprising at least one nitrogen atom in its cyclic chain, characterised in that the difference between the melting temperature and the crystallisation temperature of the composition is greater than or equal to 40° C.
Resumen de: US20260081216A1
The present invention relates to a solid electrolyte, its precursor, methods for producing the same as well as its use, e.g. in electrochemical cells or capacitors, fuel cells, batteries, and sensors. The solid electrolyte may be represented by the following formula (II):wherein X is independently selected from group 17 elements, preferably Cl, Br and I, Y is independently selected from P, As, Ge, Si, B, Sn, Ga, Al, and Sb, 4≤n≤5, 4≤c≤6, and 0
Resumen de: US20260081197A1
The fuel cell includes a resin frame body having an opening portion, a membrane electrode assembly disposed in the opening, and a first separator and a second separator opposed to each other via the frame body and the membrane electrode assembly. A first manifold hole is formed in the frame body, the first separator, and the second separator. A plurality of first gas passages extending from the first manifold hole to the membrane electrode assembly are opened in a first region that is a part of the inner peripheral face of the first manifold hole. The first gas passages are formed between the frame body and the first separator. In the first region, in the cross section passing through the central axis of the first manifold hole, the inner wall face of the first separator protrudes toward the central axis side than the inner wall face of the frame body.
Resumen de: US20260081192A1
A separator including a flow channel 10 comprising a first flow-channel wall, a second flow-channel wall, a first flow-channel groove between the first flow-channel wall and the second flow-channel wall, and one or more first blocking walls in the first flow-channel groove. The first blocking walls close off a portion of the latter half of the first flow-channel groove.
Resumen de: DE102024208868A1
Brennstoffzellensystem (100) mit mindestens einem Brennstoffzellenstack (11), einem Anodensystem (200), durch das ein Brennstoff strömt und einem Kühlkreis (400), durch den ein Kühlmittel rezirkuliert, wobei das Anodensystem (200) über ein Mittel zum Druckausgleich (27) mit dem Kühlkreis (400) verbunden ist.
Resumen de: DE102024208917A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems (100) mit mindestens einem Brennstoffzellenstack (101),wobei das Brennstoffzellensystem (100) ein Luftsystem (10) zur Versorgung des mindestens einen Brennstoffzellenstacks (101) mit einem sauerstoffhaltigen Reaktanten aufweist,wobei das Luftsystem (10) einen ersten Luftverdichter (11) und einen zweiten Luftverdichter (12) aufweist,wobei das Verfahren dazu dient, eine Multi-Ziel-Betriebsstrategie zum Betreiben des Brennstoffzellensystems (100) mittels Lastaufteilung zwischen dem ersten Luftverdichter (11) und dem zweiten Luftverdichter (12) bereitzustellen.Ferner betrifft die Erfindung ein Computerprogrammprodukt, eine Steuereinheit (ECU) sowie ein Brennstoffzellensystem (100).
Resumen de: DE102024126587A1
Die Erfindung betrifft eine Bipolarplatte (10) mit Hauptflächen (14, 16), einer ersten Mehrzahl von Erhebungen (18) und einer ersten Mehrzahl von Vertiefungen (20), einer zweiten Mehrzahl von Erhebungen und einer zweiten Mehrzahl von Vertiefungen, wobei eine Vertiefung (20) von einer Erhebung überlagert ist, wobei jede Erhebung (18) und jede Vertiefung (20) eine Länge (L), eine Breite (B) und eine Höhe aufweist, wobei jede Erhebung an ihrem in Höhenrichtung betrachteten freien Ende eine Toleranzausgleichseinrichtung aufweist, welche dazu eingerichtet ist, derart elastisch und/oder plastisch verformbar zu sein, dass sich die Höhe einer entsprechenden Erhebung reduziert, wenn eine Kraft auf das freie Ende der Erhebung einwirkt. Ferner betrifft die Erfindung einen Stack, umfassend zwei solcher Bipolarplatten.
Resumen de: DE102024208738A1
Verfahren zum Betreiben eines Brennstoffzellensystems (100), wobei das Brennstoffzellensystem (100) mindestens einen Brennstoffzellenstack (101), einen Luftpfad (10), eine Abgasleitung (12) und eine Brennstoffleitung (20) mit Rezirkulationskreis (50) aufweist. Die Leistung eines ersten Brennstoffzellenstacks (101) wird erhöht, wobei eine durch das Brennstoffzellensystem (100) produzierte Menge an Strom erhöht wird, wenn die Feuchte der Membran des erstens Brennstoffzellenstacks (101) unter einer minimalen Feuchte liegt.
Resumen de: DE102024208974A1
Verfahren zum Betreiben eines Brennstoffzellensystems (100) mit mindestens einem Brennstoffzellenstack (11) und einem Anodensystem (200), wobei im Anodensystem (200) ein Drainventil (24) angeordnet ist, wobei folgende Schritte durchgeführt werden:i. Schalten des Drainventils (24), wobei das Schalten einen Übergang des Drainventils (24) von einer geöffneten Schaltposition in eine geschlossene Schaltposition und andersherum beschreibtii. Bestimmen eines Schaltmerkmals aus einer Strom-Kennlinie des Drainventils (24)iii. Ermitteln, ob Brennstoff während des Schaltens des Drainventils (24) durch das Drainventil (24) strömt
Resumen de: US20260081196A1
A device may include a decellularized biological scaffold, a first electrode, and a second electrode, wherein the decellularized biological scaffold is in electrical and/or chemical communication with the first and second electrodes. In one example, the device is a battery and the device may include an electrolyte layer supported on the decellularized biological scaffold; an anode layer disposed on a first side of the electrolyte layer; and a cathode layer disposed on second side of the electrolyte layer, opposite the anode layer. The electrolyte layer may include a plant-based conductive hydrogel and/or a PEDOT collagen matrix. The anode and/or the cathode layer may comprise metallic vesicles secreted by a plant.
Resumen de: US20260081193A1
A compressor and a multi stack fuel cell are provided with adjustable pressurized fluid inputs. A compressor has a first compressor stage that is configured to take in an intake fluid, compress the intake fluid to a compressed fluid and output the compressed fluid as an output fluid at a first pressure. The compressor further has a second compressor stage that is configured to take in an intake fluid, compress the intake fluid to a compressed fluid, and output the compressed fluid as an output fluid at a second pressure.
Resumen de: US20260081195A1
A membrane electrode assembly includes a first electrode, a second electrode, an ion-exchange membrane provided between the first electrode and the second electrode, and an intermediate layer between the second electrode and the ion-exchange membrane. The intermediate layer is a conductive porous body.
Resumen de: US20260081191A1
A separator according to an embodiment includes a flow channel comprising one or more flow-channel grooves provided between flow-channel walls. One or more protrusions are provided on the flow-channel walls.
Resumen de: US20260081187A1
An electrode according to an embodiment includes a support comprising metal fibers or metal particles, the support comprising a first surface and a second surface located opposite the first surface and a catalyst layer provided on the metal fibers or the metal particles on the first surface side of the support. An average fiber diameter of the metal fibers and an average primary diameter of the metal particles are denoted as D. A direction from the first surface of the support to the second surface of the support is a thickness direction of the support. The catalyst layer is provided at from the first surface to a position at a minimum depth of 3×D or more and a position at a maximum depth of 10×D or less.
Resumen de: US20260081190A1
A separator according to an embodiment includes a first flow channel comprising flow-channel grooves and connecting a first location and a second location. The first flow channel has a serpentine flow channel shape. The midpoint in a length direction of the first flow channel is defined as the boundary. A range from the boundary to the first location side is defined as the first half. A range from the boundary to the second location side is defined as the second half. A turnaround area is included in the first half of the first flow channel. A turnaround area is included in the second half of the first flow channel that has a flow channel pattern different from that in the first half of the first flow channel.
Resumen de: DE102024208764A1
Verfahren zum Betreiben eines elektrochemischen Stacks (10), der eine Vielzahl von elektrochemischen Zellen (1) aufweist, die jeweils einen Anodenraum (2) mit einer Anodenelektrode (6) und einen Kathodenraum (3) mit einer Kathodenelektrode (7) aufweisen, wobei der Anodenraum (2) und der Kathodenraum (3) durch eine semipermeable Membran (8) voneinander getrennt sind. Zwischen der Anodenelektrode (6) und der Kathodenelektrode (7) tritt im Betrieb eine elektrische Spannung auf, wobei die elektrochemischen Zellen (1) in Reihe geschaltet sind. Eine Zellspannungsüberwachungseinheit (17) ist mit den elektrochemischen Zellen (1) verbunden. Das Verfahren ist gekennzeichnet durch- Messen von elektrischen Spannungen Uimit Hilfe des Zellspannungsüberwachungssystems (17) von jeweils n in Reihe geschalteten elektrochemischen Zellen, wobei n größer oder gleich 2 ist,- Vergleichen der gemessenen Spannungen Uimit einer Höchstspannung Uexp,nund einer Minimalspannung Umin,n, wobei die Höchstspannung Uexp,ndas n-fache der maximal möglichen Zellspannung einer einzelnen elektrochemischen Zelle Uexpist und Umin,ndas (n-1)-fache der maximal möglichen Zellspannung einer einzelnen Zelle (1) plus eine untere Spannungsgrenze ULimit, wobei ULimitdie kleinste Zellspannung ist, bis zu der ein Betrieb einer einzelnen elektrochemischen Zelle (1) durchgeführt werden soll,- Ausgeben einer Fehlermeldung, falls wenigstens eine der gemessenen Spannungen Uikleiner als Umin,noder größer als Uexp,nist.
Resumen de: DE102024208875A1
Die vorgestellte Erfindung betrifft ein Verfahren (100) zum Betreiben eines Brennstoffzellensystems (200), wobei das Verfahren (100) umfasst:- Betreiben (101) des Brennstoffzellensystems (200) in einem Normalbetrieb, mit geöffneten Kathodenabsperrventilen (207) und einem vorgegebenen Anodenbetriebsdruck sowie einem vorgegebenen Kathodenbetriebsdruck, unter Bereitstellung von elektrischem Strom durch einen Brennstoffzellenstapel (201) des Brennstoffzellensystems (200),- Absenken (103) des Anodenbetriebsdrucks unter einen vorgegebenen Anodenschellenwert und des Kathodenbetriebsdrucks unter einen vorgegebenen Kathodenschwellenwert, in Reaktion auf einen Steuerungsbefehl zum Schalten des Brennstoffzellensystems (200) in einen Standbybetrieb,- Einleiten (105) eines passiven Bleeddowns, indem die Kathodenabsperrventile (207) geschlossen und das Bereitstellen von elektrischem Strom durch den Brennstoffzellenstapel (201) beendet wird,- Einleiten (107) von Wasserstoff in den Anodenraum (203), in Reaktion auf einen Steuerungsbefehl für einen Wiederstart des Brennstoffzellensystems (200) aus dem Standbybetrieb, und- Öffnen (109) der Kathodenabsperrventile (207).Ferner betrifft die Erfindung ein Brennstoffzellensystem (200).
Resumen de: DE102024208881A1
Die Erfindung betrifft ein Verfahren (100) zum Betreiben eines Brennstoffzellensystems (200),wobei das Verfahren (100) umfasst:- Einleiten (101) von Wasserstoff in einen Anodenraum (203) eines Brennstoffzellenstapels (201) des Brennstoffzellensystems (200),- Beaufschlagen (103) des Brennstoffzellenstapels (201) mit einer Startspannung,wobei die Startspannung eine relativ zu einer Betriebsspannung des Brennstoffzellenstapels (201) umgekehrte Polarität hat, und- Öffnen (105) zumindest eines Kathodenabsperrventils (207) des Brennstoffzellensystems (200).Ferner betrifft die Erfindung eine Brennstoffzellensystem (200).
Resumen de: US20260081194A1
A regenerative fuel cell has one half-cell which produces gas while charging and consumes the gas during discharge. The electrolyte liquid circulated through that half-cell comprises a flexible long chain polymer or a viscoelastic surfactant. The half-cell is configured to compel the flow of electrolyte liquid to make repeated changes in direction and the flow rate is sufficient that elastic turbulence occurs. This dislodges bubbles of produced gas from the electrodes, maintaining more electrode surface available for reaction and enhancing efficiency. The other half-cell may also be in a state of elastic turbulence enhancing mass transport to and from its electrode surface
Resumen de: US20260081186A1
A method includes placing an interconnect in a furnace, sintering the interconnect by heating the interconnect in a reducing atmosphere in the furnace, oxidizing the interconnect by heating the interconnect in an oxidizing atmosphere in the furnace, and removing interconnect from the furnace.
Resumen de: US20260081188A1
A separator used in a fuel cell includes: a supply manifold hole for fuel gas; an exhaust manifold hole for the fuel gas; and a fuel gas flow path system causing the fuel gas to flow through an electricity generation portion of the fuel cell, the fuel gas flow path system including a first flow path portion directing the fuel gas from the supply manifold hole to the electricity generation portion, a second flow path portion facing the electricity generation portion and supplying the fuel gas to the electricity generation portion, and a third flow path portion directing the fuel gas from the electricity generation portion to the exhaust manifold hole. The third flow path portion includes a low-hydrophilicity flow path disposed at the vicinity of the exhaust manifold hole and includes a low-hydrophilicity surface.
Resumen de: US20260081184A1
An electrode capable of preventing Ni from being re-oxidized and reduced and thereby having improved initial characteristics and durability is provided. The electrode includes a cermet layer containing Ni-containing particles and an Nb compound. The Nb compound may cover at least parts of surfaces of the Ni-containing particles. The ratio of the mass of Nb contained in the Nb compound to the mass of Ni contained in Ni-containing particles may be 0.2 to 3.0 mass %. La may be contained in the Nb compound. The cermet layer may contain electrolyte particles having oxide ion conductivity or both oxide ion and electron conductivities.
Resumen de: US20260081189A1
A separator according to an embodiment including: a flow channel comprising flow-channel walls and flow channel grooves provided between the flow-channel walls; a supply manifold; an exhaust manifold; a supply connection channel connecting one end of the flow channel to the supply manifold; and an exhaust connection channel connecting the other end of the flow channel to the exhaust manifold. The supply connection channel or/and the exhaust connection channel comprise one or more first protrusion-wall groups including first protrusion-walls and one or more second protrusion-wall groups including second protrusion-walls. The first protrusion-walls are aligned in a second direction which is a vertical direction relative to a first direction which is parallel to the flow-channel grooves at the end portion of the flow channel. The second protrusion-walls are aligned in a second direction. The first protrusion-wall groups and the second protrusion-wall groups are aligned in the first direction. The second protrusion-wall groups are offset in the second direction from the first protrusion-wall groups.
Resumen de: DE102024126630A1
Die Erfindung betrifft eine Gasführungsvorrichtung zum Zuführen eines Reaktandgases in ein Brennstoffzellensystem (9) und zum Separieren von etwaigen Flüssigkeitsanteilen (10) von dem Reaktandgas, wobei die Gaszuführungsvorrichtung aufweist:einen Gaseinlass (3) und einen Gasauslass (7) sowie einen dazwischen verlaufenden Gastransportkanal (2), der konfiguriert ist, das Reaktandgas, wenn es am Gaseinlass (3) eingespeist wird, von dort als Reaktandgasstrom (4) zum Gasauslass (7) zu führen, um eine oder mehrere am Gasauslass (7) anschließbare Brennstoffzellen oder Brennstoffzellenstapel (8) des Brennstoffzellensystems (9) mit dem Reaktandgas zu versorgen; undeinen vom Gasauslass (7) verschiedenen Flüssigkeitsauslass (5) am Gastransportkanal (2);wobei der Gastransportkanal (2) zudem derart als Flüssigkeitsseparator zum Separieren von Flüssigkeitsanteilen (10) aus dem Reaktandgasstrom (4) ausgebildet ist, dass seine Geometrie einen Gasführungspfad (11) für das Leiten des Reaktandgasstroms (4) vom Gaseinlass (3) zum Gasauslass (7) so definiert, dass der Gasführungspfad (11) einen Richtungswechsel (12) aufweist, unddie Geometrie des Weiteren einen Flüssigkeitsführungspfad (13) für das Leiten von etwaigen im Gasstrom mitgeführten Flüssigkeitsanteilen (10) zum Flüssigkeitsauslass (5) so definiert, dass sich der Gasführungspfad (11) undder Flüssigkeitsführungspfad (13) am Ort des Richtungswechsels (12) des Gasführungspfads (11) derart voneinander trennen, dass der
Resumen de: DE102024208999A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems, umfassend mindestens eine Brennstoffzelle mit einer Membran, die zur Ausbildung einer Anode und einer Kathode zwischen zwei Katalysatorschichten angeordnet ist, wobei im Normalbetrieb die Anode über einen Anodenkreis mit Wasserstoff versorgt wird. Vor einem Systemstart werden folgenden Schritte ausgeführt:- Öffnen mindestens eines in den Anodenkreis integrierten Ablassventils, beispielsweise eines Drain- und/oder Purgeventils,- Einziehen von Umgebungsluft über das mindestens eine geöffnete Ablassventil in den Anodenkreis sowie in die Anode der mindestens einen Brennstoffzelle und- Befreien der anodenseitigen Katalysatorschicht von Verunreinigungen mittels der eingezogenen Luft.Erfindungsgemäß wird das Öffnen des in den Anodenkreis integrierten Ablassventils durchgeführt, wenn die Brennstoffzelle deaktiviert ist und die Wasserstoffkonzentration im Anodenkreis zwischen 15 und 30 Volumenprozent beträgt.Die Erfindung betrifft ferner ein Steuergerät zur Ausführung von Schritten des erfindungsgemäßen Verfahrens.
Resumen de: DE102024208916A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems (100), insbesondere eines Fahrzeugs (200), durch eine Steuereinheit (FCCU) aufweisend:- Bereitstellen (110), durch die Steuereinheit (FCCU), eines jeweiligen Heizstroms (Ii,k) an einen Heizer einer Anzahl (n) an Heizern des Brennstoffzellensystems (100) in einem zweiten Berechnungsschritt (k), wobei die Heizströme (Ii,k) in Summe einen Gesamtheizstrom (Iges,k) ergeben,- Prognostizieren (120), durch die Steuereinheit (FCCU), des Gesamtheizstroms (Iges,k+1) für einen auf den zweiten Berechnungsschritt (k) nachfolgenden dritten Berechnungsschritt (k+1) in Abhängigkeit von dem Gesamtheizstrom (Iges,k) des zweiten Berechnungsschritts (k) und- Betreiben (130), durch die Steuereinheit (FCCU), des Brennstoffzellensystems (100) in Abhängigkeit von dem Gesamtheizstrom (Iges,k+1) des dritten Berechnungsschritts (k+1).Weiterhin betrifft die Erfindung ein Brennstoffzellensystem (100), ein Computerprogrammprodukt, einen computerlesbaren Datenträger, eine Steuereinheit (FCCU) und ein System (200).
Resumen de: US20260081183A1
An improved redox flow battery, and method of making a redox flow battery, are described. The redox flow battery comprising a positive electrode tank comprising a catholyte and a cathode electrode and a negative electrode tank comprising an anolyte and an anode electrode. A membrane is between the positive electrode tank and the negative electrode tank wherein at least one of the cathode electrode or the anode electrode is a pitch-based carbon fiber electrode.
Resumen de: US20260078250A1
The present invention relates to a composition comprising a polymer P1 comprising monomer units derived from vinylidene fluoride and a polymer P2 comprising monomer units derived from a monomer M2 of formula R1R2C═C(R3)C(O)R in which the substituents R1, R2 and R3 are, independently of each other, selected from the group consisting of H and C1-C5 alkyl; R is selected from the group consisting of —NHC(CH3)2CH2C(O)CH3 or —OR′ with R′ selected from the group consisting of C1-C18 alkyl optionally substituted by one or more —OH group(s) or a five- or six-membered heterocycle comprising at least one nitrogen atom in its cyclic chain, characterised in that the difference between the melting temperature and the crystallisation temperature of the composition is greater than or equal to 40° C. and in that the composition is in powder form.
Resumen de: US20260078248A1
The present invention relates to side-chain functionalized polymers and copolymers and their use as alkaline anion exchange membrane materials, for example in alkaline water electrolyzers, fuel cells or flow batteries.
Resumen de: US20260078218A1
A block copolymer including one or more segments containing an ionic group (hereinafter referred to as an “ionic segment(s)”) and one or more segments containing no ionic group (hereinafter referred to as a “nonionic segment(s)”), wherein the ionic segment has an aromatic hydrocarbon polymer having a number-average molecular weight of more than 40,000 and 50,000 or less, and wherein the block copolymer satisfies the relation of: Mn3/(Mn1+Mn2)>1.5, wherein Mn1 represents the number-average molecular weight of the ionic segment, Mn2 represents the number-average molecular weight of the nonionic segment, and Mn3 represents the number-average molecular weight of the block copolymer. Provided is a block copolymer and a polymer electrolyte material produced using the same, wherein the block copolymer has excellent proton conductivity even under low-humidity conditions, has excellent mechanical strength and physical durability, and has an excellent in-process capability.
Resumen de: US20260081262A1
An electrochemical reactor, which may be a half-cell of a rechargeable battery, comprises a liquid electrolyte which is pumped through the half-cell and has an electrochemical system in which a solid is deposited at an electrode while electric current is flowing. The liquid comprises a high molecular weight polymer or a viscoelastic surfactant enabling elastic turbulence to occur and the half-cell is configured to compel through flow to make changes in direction, so that elastic turbulence occurs, enhancing mass transport through the liquid and reducing overpotential at the electrode, which enhances uniformity of deposited solid and inhibits parasitic reactions.
Resumen de: DE102025133195A1
Die Erfindung betrifft ein System zum Verhindern des Rückflusses von Abgasflüssigkeit in Brennstoffzellenfahrzeugen. Das System 100 umfasst eine Abgasleitung 101 zum Ausstoßen von Abgasen und flüssigem Wasser, eine Wassersammelwanne 102, die nahe dem elektrischen Turbolader (ETC) 103 positioniert ist, und einen Wasserableitungsschlauch 104. Die Wassersammelwanne 102 nimmt Rückflusswasser auf, wobei verhindert wird, dass es den ETC 103 erreicht und Schäden verursacht. Der Ableitungsschlauch 104 stellt sicher, dass gesammeltes Wasser kontinuierlich entfernt wird, wobei eine Ansammlung vermieden wird. Die Wassersammelwanne 102 ist geometrisch konstruiert, um einen geeigneten Winkel nahe dem ETC 103 aufrechtzuhalten, wobei sichergestellt wird, dass das Eintreten von Wasser verhindert wird. Das System 100 ist konfiguriert, um die Ableitungsrate basierend auf dem Wassererzeugungsvolumen dynamisch anzupassen, wobei eine optimale Leistung über variierende Straßenbedingungen hinweg sichergestellt und ein Überlaufen verhindert wird.
Resumen de: DE102024126413A1
Die hier offenbarte Technologie betrifft erfindungsgemäß ein Verfahren zum Erkennen eines Spülens einer von einem Brennstoff durchströmbaren Anode (14) einer Brennstoffzelle (12). Es wird eine erste Größe ermittelt, welche eine Druckdifferenz zwischen einem ersten Druck an einer stromauf zumindest eines Teilbereiches der Anode (14) angeordneten ersten Stelle (S1) und einem zweiten Druck an einer stromab zumindest des Teilbereiches angeordneten zweiten Stelle (S2) charakterisiert. Es wird eine zweite Größe ermittelt, welche einen Absolutdruck an der zweiten Stelle (S2) charakterisiert. Das Spülen der Anode (14) wird erkannt, wenn ermittelt wird, dass die erste Größe größer als ein Schwellenwert und die zweite Größe kleiner als ein Referenzwert ist.
Resumen de: DE102024208912A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems (1), umfassend einen Stack (2) mit einem Kathodenbereich (3) und einem Anodenbereich, wobei der Kathodenbereich (3) über einen Zuluftpfad (4) mit integriertem elektrischen Luftverdichter (5) mit verdichteter Luft versorgt wird. Erfindungsgemäß wird beim Abstellen und/oder Starten unter Gefrierbedingungen mit Hilfe des elektrischen Luftverdichters (5) eine Heizleistung erzeugt, mittels welcher die Luft im Zuluftpfad (4) erwärmt wird.Darüber hinaus betrifft die Erfindung ein Brennstoffzellensystem (1), das zur Durchführung eines erfindungsgemäßen Verfahrens geeignet bzw. nach einem erfindungsgemäßen Verfahren betreibbar ist.
Resumen de: DE102024208924A1
Die vorgestellte Erfindung betrifft ein Verfahren (100) zum Trocknen eines Brennstoffzellensystems (200), wobei das Verfahren (100) umfasst:- Öffnen (101) mindestens eines Spülventils (211) des Brennstoffzellensystems (200),- Ermitteln (103) eines Anodendrucks in einem Anodensubsystem (203) des Brennstoffzellensystems (200),- Öffnen (105) eines Wasserstoffdosierventils (207) zum Eindosieren von Wasserstoff in das Anodensubsystem (203) für den Fall, dass der Anodendruck kleiner als ein vorgegebener unterer (119) Schwellenwert ist,- Reduzieren (107) einer durch das Wasserstoffdosierventil (207) in das Anodensubsystem (203) eindosierten Menge an Wasserstoff für den Fall, dass der Anodendruck größer als ein vorgegebener oberer Schwellenwert (121) ist, wobei beim Öffnen (105) des Wasserstoffdosierventils (207) das Wasserstoffdosierventil (207) vollständig geöffnet wird, und wobei das Öffnen (105) des Wasserstoffdosierventils (207) und das Reduzieren (107) der durch das Wasserstoffdosierventil (207) in das Anodensubsystem (203) eindosierten Menge an Wasserstoff wiederholt durchgeführt wird, bis eine vorgegebene Abbruchbedingung erfüllt ist.
Resumen de: AU2024366214A1
The invention relates to an electrochemical device (1) comprising: - at least one, preferably a plurality of, electrochemical cell (4) comprising a fuel electrode an oxygen electrode and a membrane, - at least one fluid inlet line (2) leading to the fuel electrode of the at least one electrochemical cell (4), - at least one fluid outlet line (3), exiting the fuel electrode of the at least one electrochemical cell (4), - at least a first co-fluid line leading to the oxygen electrode of the at least one electrochemical cell, - a reformer with an integrated heat exchanger (5) located upstream to the at least one electrochemical cell (4), - at least one hot stream line (6) to provide heat to the fluid inlet line (2), - at least two temperature sensors (T) for detecting the inlet temperature of the at least one fluid and/or for detecting the at least one outlet temperature of the at least one fluid, preferably at a reformer inlet side and/or a reformer outlet side. A first pre-heater (7) is arranged between the reformer (5) and the at least one electrochemical cell (4). The fluid inlet line (2) is in fluid communication with the reformer (5) and/or first preheater (7) and the hot stream line (6) is in fluid communication with reformer (5) and/or the first preheater (7).
Resumen de: AU2025268573A1
The present invention relates to the technical field of the electrolysis of water, and specifically relates to a low-hydrogen-permeability proton exchange membrane, and a preparation method therefor and the use thereof. The proton exchange membrane comprises a Pt-containing additive layer and a matrix membrane, wherein the Pt-containing additive layer is composed of a Pt additive and a fluorine-containing proton exchange resin, the Pt-containing additive layer comprises an array layer and a flattening layer, the thickness ratio and the active-component ratio of the array layer to the flattening layer are respectively within the ranges of 1:(0.5-30) and 1:(1-50), and the array layer is composed of arrays arranged in order and an array layer resin coating the arrays. In the low-hydrogen-permeability proton exchange membrane provided by the present invention, by providing the Pt-containing additive layer consisting of the array layer and the flattening layer, the specific surface area of the Pt-containing additive layer is effectively increased by means of the arrays in the array layer, thereby achieving the efficient utilization of an additive; moreover, the hydrogen permeability improvement effect is further improved by controlling the thickness ratio and the active-component ratio of the array layer to the flattening layer and the parameters of the arrays.
Resumen de: AU2024342195A1
The present invention provides a method of changing the electrolytic conversion rate within at least on electrolyser cell stack of an electrolyser system having a fluid inlet, fluid outlet and a power control system, and using said power control system to change the voltage across the electrolyser cell stack, allowing the fluid outlet temperature to change in response to the voltage change, setting an inlet temperature to substantially match the new outlet temperature, and then allowing the voltage to revert to a substantially thermoneutral value, such that the electrolyser cell stack is operating at a changed stack temperature and changed electrolytic conversion rate.
Resumen de: AU2025223937A1
An electrode according to an embodiment includes a support and a catalyst layer having a structure in which sheet layers and gap layers are laminated alternately. The gap layers comprise a first oxide comprising a first element which is one 5 or more elements selected from the group consisting of Ti, Al, Ta, Nb, Hf, Zr, Zn, W, Bi, and Sb. An electrode according to an embodiment includes a support and a catalyst layer having a structure in which sheet layers and gap layers are laminated alternately. The gap layers 5 comprise a first oxide comprising a first element which is one or more elements selected from the group consisting of Ti, Al, Ta, Nb, Hf, Zr, Zn, W, Bi, and Sb. ep e p Fig. 1 Fig. 2 Fig. 3 Fig. 1 Fig. 2 Fig. 3 ep e p
Resumen de: DE102024126622A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems in einem Stand-by-Betrieb, wobei das Brennstoffzellensystem zumindest einen Brennstoffzellenstapel oder zumindest eine Brennstoffzelle umfasst. Das Verfahren weist die Schritte des Feststellens des Vorliegens von zumindest einem vorgegebenen Kriterium für den Stand-by-Betrieb und der Reduktion eines Kathodenreaktantenstroms zu dem zumindest einen Brennstoffzellenstapel oder zu der zumindest einen Brennstoffzelle auf, wobei die Reduktion des Kathodenreaktantenstroms zumindest teilweise während einer Reduktion eines von dem zumindest einen Brennstoffzellenstapel oder von der zumindest eine Brennstoffzelle abgegebenen elektrischen Stroms erfolgt. Die Reduktion des elektrischen Stroms erfolgt dabei so, dass eine Spannung Uistdes zumindest einen Brennstoffzellenstapels oder der zumindest einen Brennstoffzelle während des Stand-by-Betriebs zumindest teilweise zwischen einer vorgegebenen minimalen Sollspannung Uminund einer vorgegebenen maximalen Sollspannung Umaxliegt. Die Erfindung betrifft des Weiteren ein Verfahren zum Trocknen, Starten und/oder Herunterfahren eines Brennstoffzellensystems, eine Steuervorrichtung, ein Brennstoffzellensystem und ein Computerprogramm.
Resumen de: DE102024208715A1
Die Erfindung betrifft ein Verfahren zum Stapeln eines elektrochemischen Zellenstapels (10, 60), insbesondere eines Elektrolysezellenstapels (60) oder eines Brennstoffzellenstapels (10), dadurch wobei Einheitslagen (100, 100, ...) für einen in Axialrichtung (Ar) anwachsenden Zellenstapel (10, 60) von einem Greifer (210) gegriffen, in der zeitlichen Folge weitergereicht und in der zeitlichen Folge zum Zellenstapel (10, 60) gestapelt werden, wobei eine einzelne Einheitslage (100) zwei Zelllagen (110, 120) umfasst, und eine erste Zelllage (110) als eine Polarplatte (110), insbesondere eine Bipolarplatte (110), und eine zweite Zelllage (120) als ein Zellrahmen (120) mit einer darin eingerichteten elektrochemischen Einzelzelle (11, 61) ausgebildet sind.
Resumen de: DE102024208735A1
Brennstoffzellensystem (100) mit einem Brennstoffzellenstack (11) und mit einem Kathodensystem, wobei das Kathodensystem eine Zuleitung (21) aufweist, in der ein erster Verdichter (24) und ein zweiter Verdichter (25) angeordnet ist und eine Auslassleitung (22) aufweist, in der eine Turbine (29) angeordnet ist, die dazu konfiguriert ist, die aus dem Brennstoffzellenstack (11) ausströmende Luft abzukühlen, wobei ein erster Kühlungspfad (27) dazu konfiguriert ist durch eine Kühlluftverteilungsleitung (23) Luft aus der Auslassleitung (22) in den Bereich zwischen dem ersten Verdichter (24) und dem zweiten Verdichter (25) zu leiten, wobei der erste Kühlungspfad (27) mit der Zuleitung (21) im Bereich zwischen dem ersten Verdichter (24) und dem zweiten Verdichter (25) eine thermische Verbindung aufweist.
Resumen de: DE102024208742A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems (100) mit mindestens einem Brennstoffzellenstack (101),wobei das Brennstoffzellensystem (100) ein Luftsystem (10) zur Versorgung des mindestens einen Brennstoffzellenstacks (101) mit einem sauerstoffhaltigen Reaktanten aufweist,wobei das Luftsystem (10) mindestens eine Turbine (T) aufweist, die auf einen Verdichtungspfad (11) einwirkt,wobei das Verfahren dazu dient,ein Risiko eines Gefrierens von Wasser in und/oder stromabwärts der Turbine (T) in einem Abgaspfad (12) von dem mindestens einen Brennstoffzellenstack (101) zu reduzieren,das Verfahren aufweisend:(P1) Betreiben des Brennstoffzellensystems (100),(P2) Überprüfen, ob ein Risiko des Gefrierens von Wasser in und/oder stromabwärts der Turbine (T) vorliegt oder prädiktiv vorliegen kann,(P4) Durchführen mindestens einer Maßnahme (M1, M2), um das Risiko des Gefrierens von Wasser in und/oder stromabwärts der Turbine (T) zu reduzieren.
Resumen de: AU2024345170A1
Described herein are composites, methods of making composites, and methods of using composites. The composites include incompatible polymers and/or other incompatible materials. The composites are useful in a variety of industrial applications. The composites comprise a first component comprising a first material comprising a fluid-permeable portion and a second component comprising a second material incompatible with the first material; the first component and the second component are coupled at an interface comprising the second material contained in the fluid-permeable portion of the first material and the interface forms a third component that separates at least a portion of the first component from the second component.
Resumen de: AU2024341133A1
Provided herein are systems and methods for utilizing aqua-ammonia as an energy or hydrogen storage and transport medium. A method for delivering power, the method comprises converting enriched ammonia to electrical power and heat; and using the heat to remove water from aqua-ammonia, thereby producing the enriched ammonia.
Resumen de: AU2024338643A1
The invention relates to a double-tube heat exchanger for heating a cryogenic fluid, in particular cryogenic hydrogen, said heat exchanger comprising an outer tube and an inner tube located inside the outer tube, the inner tube being designed to allow the flow of the cryogenic fluid, and a gap between the inner tube and the outer tube being designed to allow the flow of a heat exchange medium, the double-tube heat exchanger also comprising an intermediate piece (240) which surrounds the inner tube and is positioned in the gap, the intermediate piece (240) having an at least substantially cylindrical main body (242) with a longitudinal axis (L), the main body (242) having a through-opening (246) along the longitudinal axis (L), through which through-opening the inner tube is guided, the intermediate piece (240) having fins (244) on an outer side of the main body (242) which extend at least substantially parallel to the longitudinal axis (L) and are oriented radially with respect to the longitudinal axis (L), and the intermediate piece (240) being clamped onto the inner tube.
Resumen de: DE102024208926A1
Die vorliegende Erfindung betrifft ein Verfahren zum Bestimmen eines Wärmedurchgangskoeffizienten (Kradr,k) eines Radiators (10) in einem Brennstoffzellensystem (100) sowie ein entsprechendes Computerprogrammprodukt, einen computerlesbaren Datenträger, eine Steuereinheit und ein Brennstoffzellensystem (100).
Resumen de: DE102024208922A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems (100), insbesondere für ein Fahrzeug (FCV),wobei das Brennstoffzellensystem (100) mit mindestens einem Brennstoffzellenstack (101) ausgeführt ist,welches zumindest einen Abgaspfad (12) aufweist,wobei das Verfahren dazu dient, ein Zurückfließen von einem Flüssigwasser in dem zumindest einen Abgaspfad (12) in Richtung zu dem mindestens einen Brennstoffzellenstack (101) zu vermeiden,das Verfahren aufweisend:(10) Betreiben des Brennstoffzellensystems (100),(20) Ermitteln eines Neigungswinkels (W) des zumindest einen Abgaspfades (12),(40) Berücksichtigen des Neigungswinkels (W) beim Betreiben des Brennstoffzellensystems (100).
Resumen de: DE102025128157A1
Ein Separator, der in einer Brennstoffzelle verwendet wird, umfasst: eine Zufuhrverteileröffnung für Brenngas; eine Auslassverteileröffnung für das Brenngas; und ein Brenngasströmungswegsystem, das das Brenngas durch einen Stromerzeugungsabschnitt der Brennstoffzelle strömen lässt, wobei das Brenngasströmungswegsystem einen ersten Strömungswegabschnitt, der das Brenngas von der Zufuhrverteileröffnung zum Stromerzeugungsabschnitt leitet, einen zweiten Strömungswegabschnitt, der dem Stromerzeugungsabschnitt zugewandt ist und das Brenngas dem Stromerzeugungsabschnitt zuführt, und einen dritten Strömungswegabschnitt umfasst, der das Brenngas vom Stromerzeugungsabschnitt zur Auslassverteileröffnung leitet. Der dritte Strömungswegabschnitt umfasst einen Strömungsweg mit geringer Hydrophilie, der in der Nähe der Auslassverteileröffnung angeordnet ist und eine Oberfläche mit geringer Hydrophilie aufweist.
Resumen de: DE102024208921A1
Die vorgestellte Erfindung betrifft ein Verfahren (100) zur Diagnose eines Brennstoffzellensystems (200).Das vorgestellte Verfahren (100) umfasst:- Schließen (101) eines Anodensubsystems und eines Kathodensubsystems eines Brennstoffzellenstapels (201) des Brennstoffzellensystems (200),- Ermitteln (103) einer Dauer einer Stagnationsphase,- Zuordnen (105) der ermittelten Dauer zu einem Zustand des Brennstoffzellensystems (200),- Ausgeben (107) des der ermittelten Dauer zugeordneten Zustands,wobei die Stagnationsphase zu einem ersten Zeitpunkt (t1) beginnt, zu dem ein Anodendruck (111) in dem Anodensubsystem einem Kathodendruck (113) in dem Kathodensubsystem entspricht, undwobei die Stagnationsphase zu einem zweiten Zeitpunkt (t2) endet, zu dem eine Änderungsrate eines Verlaufs des Anodendrucks (111) und/oder des Kathodendrucks (113) über einem vorgegebenen Schwellenwert liegt.
Resumen de: DE102024208930A1
Die vorgestellte Erfindung betrifft ein Verfahren (100) zum Starten eines Brennstoffzellensystems (200).Das Verfahren (100) umfasst:- Betreiben (103) des Brennstoffzellensystems (200) in einer ersten Phase (305), wobei in der ersten Phase (305) ein Brennstoffzellenstapel (201) des Brennstoffzellensystems (200) durch Einleiten von Luft in den Brennstoffzellenstapel (201) auf eine vorgegebene Sollspannung (309) bei konstantem elektrischem Strom eingeregelt wird,wobei während der ersten Phase (305) eine Kühlmittelpumpe (203) des Brennstoffzellensystems (200) so lange deaktiviert bleibt, bis der Brennstoffzellenstapel (201) eine Anzahl Umschaltkriterien erfüllt, und- Umschalten des Brennstoffzellensystems (200) in eine zweite Phase (307) durch Aktivieren der Kühlmittelpumpe (203), für den Fall, dass der Brennstoffzellenstapel (201) die Anzahl Umschaltkriterien erfüllt.
Resumen de: DE102024208918A1
Die Erfindung betrifft ein Verfahren zum Betreiben eines Brennstoffzellensystems (1), bei dem einem Brennstoffzellenstapel (2) über einen Anodenkreis (3) eines Anodensubsystems (4) ein Anodengas zugeführt wird, das Wasserstoff aus einem Tank (5) sowie rezirkuliertes Anodengas enthält, und bei dem rezirkuliertes Anodengas von Zeit zu Zeit durch Öffnen eines in den Anodenkreis (3) integrierten, elektromagnetisch ansteuerbaren Purgeventils (6) aus dem Anodenkreis (3) entfernt und durch Wasserstoff aus dem Tank (5) ersetzt wird. Erfindungsgemäß wird zur indirekten Ermittlung der Zusammensetzung des Anodengases das Purgeventil (6) angesteuert und vom Verlauf eines Strom- oder Spannungssignals der Ansteuerung wird auf die Zusammensetzung des Anodengases geschlossen.Darüber hinaus betrifft die Erfindung ein Steuergerät für ein Brennstoffzellensystem zur Ausführung von Schritten eines erfindungsgemäßen Verfahrens.
Resumen de: WO2026059827A1
A fuel cell system includes a molten carbonate fuel cell module including an anode section configured to output an anode exhaust stream including carbon dioxide and hydrogen and a cathode section configured to receive a cathode input stream. The fuel cell system further includes a drying system configured to receive and remove water from the anode exhaust stream and to output a dried anode exhaust stream comprising less than 0.1 percent water and a carbon dioxide solvent extraction system configured to receive the dried anode exhaust stream, expose the dried anode exhaust stream to a physical solvent to absorb carbon dioxide, output a carbon dioxide product stream comprising at least 99 percent carbon dioxide, and output a sweet gas stream.
Resumen de: WO2026059907A1
A flow cell battery that includes at least one electrochemical cell. The electrochemical cell includes: an ion exchange membrane; a 1 mm to 4 mm thick anode; an anode current collector; a first bipolar plate disposed between the anode and the anode current collector; a first flow frame that defines first flow channels; a first tank including an anolyte that includes V4+ and V5+; a first pump to flow the anolyte from the first tank into the first flow channels; a 1 mm to 4 mm thick cathode; a cathode current collector; a second bipolar plate disposed between the cathode and the cathode current collector; a second flow frame that defines second flow channels; a second tank including a catholyte that includes V2+ and V3+; and a second pump to flow the catholyte from the second tank into the second flow channels.
Resumen de: DE102024126548A1
Die Erfindung betrifft eine Medientrennvorrichtung (10) für eine Brennstoffzelle mit einer Trägerplatte (1), auf deren erster Seite (1.1) ein erstes Medium und auf deren zweiter Seite (1.2) ein anderes Medium strömen kann, wobei auf einer Seite (1.1) der Trägerplatte (1) eine Abstandsvorrichtung zur beabstandeten Anordnung einer Trennschicht (6) vorgesehen ist, so dass zwischen der Trennschicht (6) und der Trägerplatte (1) das Medium in einem Kanal mit einer vordefinierten Höhe strömen kann, wobei die Abstandsvorrichtung als Einlegeblech (3) ausgebildet ist. Weiterhin betrifft die Erfindung Herstellungsverfahren zur Herstellung einer Medientrennvorrichtung (10) sowie eine Brennstoffzelle mit einer Medientrennvorrichtung (10).
Resumen de: WO2026059449A1
Method of operating a hydrogen fuel cell of an aircraft to provide a predetermined electrical power output during takeoff, comprising: - before takeoff-roll, predicting or determining an ambient temperature (TA) at an airport; - before takeoff-roll, predicting the actual obtainable temperature operating range (∆T) of the fuel cell that is expected to be obtainable at the runway of the airport during takeoff; - if ∆T is lower than a predetermined minimum threshold for which a cooling system of the aircraft was designed: - limiting the power output PFC supplied by said fuel cell by a value PFC,LIM; and - providing a supplementary power source for use during takeoff that has a maximum power output PSUP,MAX > PFC,LIM to compensate for the set limitation of the power output PFC,LIM supplied by said fuel cell to thereby guarantee that, during takeoff, a total available power output PTOT of the fuel cell and the supplementary power source together, i.e. PTOT = PFC + PSUP, is equal to or higher than a maximum power of the fuel cell PFC,MAX. The invention further relates to an aircraft comprising a controller configured to perform said method of operating the hydrogen fuel cell.
Resumen de: WO2026057792A2
The invention relates to a gas conducting device for delivering a reactant gas into a fuel cell system (9) and for separating any liquid components (10) from the reactant gas, wherein the gas conducting device comprises: a gas inlet (3) and a gas outlet (7) and a gas transport channel (2) that extends therebetween and is configured to conduct the reactant gas, when it is fed in at the gas inlet (3), from there as a reactant gas flow (4) to the gas outlet (7) in order to supply the reactant gas to one or more fuel cells or fuel cell stacks (8) of the fuel cell system (9), which fuel cells or fuel cell stacks can be connected to the gas outlet (7); and a liquid outlet (5), different from the gas outlet (7), on the gas transport channel (2); wherein the gas transport channel (2) is additionally designed in such a way as a liquid separator for separating liquid components (10) from the reactant gas flow (4) that the geometry thereof defines a gas conducting path (11), for guiding the reactant gas flow (4) from the gas inlet (3) to the gas outlet (7), such that the gas conducting path (11) has a change of direction (12), and the geometry further defines a liquid conducting path (13), for guiding any liquid components (10) entrained in the gas flow to the liquid outlet (5), such that the gas conducting path (11) and the liquid conducting path (13) separate from one another at the location of the change of direction (12) of the gas conducting path (11) in such a way that the liquid
Resumen de: WO2026057666A2
The invention relates to a media separating device (10) for a fuel cell, comprising a carrier plate (1), on the first side (1.1) of which a first medium can flow and on the second side (1.2) of which another medium can flow, wherein a spacer device for arranging a separating layer (6) at a distance is provided on one side (1.1) of the carrier plate (1) such that the medium can flow in a channel having a predefined height between the separating layer (6) and the carrier plate (1), wherein the spacer device is designed as an insert plate (3). The invention further relates to a production method for producing a media separating device (10) and to a fuel cell having a media separating device (10).
Resumen de: WO2026057490A1
The invention relates to a method for operating an electrochemical stack (10) which has a plurality of electrochemical cells (1) which each have an anode chamber (2) with an anode electrode (6) and a cathode chamber (3) with a cathode electrode (7), wherein the anode chamber (2) and the cathode chamber (3) are separated from one another by a semipermeable membrane (8). An electrical voltage occurs between the anode electrode (6) and the cathode electrode (7) during operation, wherein the electrochemical cells (1) are connected in series. A cell voltage monitoring unit (17) is connected to the electrochemical cells (1). The method is characterised by: - using the cell voltage monitoring system (17) to measure electrical voltages Ui of n series-connected electrochemical cells, n being greater than or equal to 2; - comparing the measured voltages Ui with a maximum voltage Uexp,n and a minimum voltage Umin,n, the maximum voltage Uexp,n being n times the maximum possible cell voltage of an individual electrochemical cell Uexp and Umin,n being (n-1) times the maximum possible cell voltage of an individual cell (1) plus a lower voltage limit ULimit, ULimit being the smallest cell voltage up to which an individual electrochemical cell (1) is to be operated; and, - outputting an error message if at least one of the measured voltages Ui is lower than Umin,n or higher than Uexp,n.
Resumen de: WO2026057439A1
The invention relates to a bipolar plate (10) having main surfaces (14, 16), a first plurality of elevations (18) and a first plurality of depressions (20), a second plurality of elevations and a second plurality of depressions, wherein a depression (20) has a counterpart elevation, wherein each elevation (18) and each depression (20) has a length (L), a width (B) and a height, wherein each elevation has, at its free end, as viewed in height direction, a tolerance compensation device which is set up to be elastically and/or plastically deformable such that the height of a corresponding elevation is reduced when a force acts on the free end of the elevation. The invention further relates to a stack comprising two such bipolar plates.
Resumen de: WO2026059482A1
Fuel cell stack assembly (1) comprising a fuel cell stack for generating electric energy and a housing (15) for housing the fuel cell stack, wherein the fuel cell stack comprises at least a plurality of alternatively arranged bipolar plates and membrane electrode assemblies stacked in a stacking direction, which form an energy-generating cell stack body (11 ). The fuel cell stack assembly (1 ) further comprises first and second endplates (10, 12) sandwiching the cell stack body (11) in the stacking direction, and at least one clamping element (6) which is adapted to clamp the cell stack body and the first and second endplate together for forming a fuel cell stack subunit (13). The fuel cell stack subunit has open sides (5), at which the cell stack body is exposed to an environment, and two of these open sides are covered by the endplates, wherein at the remaining open sides of the cell stack body a plate element (4) is arranged which covers at least partly and/or entirely the respective open sides of the stack on which it is arranged for preventing the cell stack body (11) from being touched.
Resumen de: WO2026057264A1
The invention relates to a method for operating a fuel cell system (100), the method comprising: - measuring (110), by means of a current sensor (10), a current (I) generated by a fuel cell system (100), - measuring (120), by means of a pressure sensor (20), a total pressure (p_ges) at a cathode outlet (51) of a cathode (50) of the fuel cell system (100), - measuring (130), by means of an air mass flow sensor (30), an air mass flow (m_dot) entering the cathode (50), - measuring (140), by means of a temperature sensor (40), a temperature (T) of a coolant that is used for cooling the fuel cell system (100), - calculating (150), by means of a model stored in a control unit (FCCU) of the fuel cell system (100), an oxygen partial pressure (p_O2) at the cathode outlet (51) as a function of the current (I), the total pressure (p_ges), the air mass flow (m_dot) and the temperature (T), and/or - operating (160) the fuel cell system (100), by means of the control unit (FCCU), in accordance with the calculated oxygen partial pressure (p_O2). The invention also relates to a fuel cell system, to a computer program product, to a computer-readable data carrier, to a control unit (FCCU), and to a system (200).
Resumen de: WO2026057271A1
The present invention relates to an electrochemical cell (1), in particular an electrolytic cell. The electrochemical cell (1) comprises: a catalyst-coated membrane (100); diffusion layers (5, 6) arranged on both sides thereof; and a sealing frame (40). The sealing frame (40) is arranged so as to surround the catalyst-coated membrane (100) and the diffusion layers (5, 6). The periphery of the catalyst-coated membrane (100) is enclosed by a membrane frame (110). The sealing frame (40) has a step (45). The membrane frame (110) interacts with a seal (41) of the sealing frame (40), which seal is arranged on the step (45).
Resumen de: WO2026057210A1
The invention relates to a method for stacking an electrochemical cell stack (10, 60), in particular an electrolysis cell stack (60) or a fuel cell stack (10), wherein unit layers (100, 100, …) for a cell stack (10, 60) growing in the axial direction (Ar) are gripped by a gripper (210), forwarded in the chronological sequence and stacked in the chronological sequence to form the cell stack (10, 60), wherein an individual unit layer (100) comprises two cell layers (110, 120), and a first cell layer (110) is formed as a polar plate (110), in particular a bipolar plate (110), and a second cell layer (120) is formed as a cell frame (120) with an electrochemical single cell (11, 61) oriented therein.
Resumen de: WO2026057209A1
The invention relates to an apparatus (10) for producing hydrogen from water by means of electrical current, the apparatus comprising: a plurality of electrolysis devices (11), each electrolysis device (11) having at least one water supply connection (13), at least one water discharge connection (14), and at least one hydrogen discharge connection (15), each electrolysis device (11) being connected, via its at least one water supply connection (13), to a water supply line (16), via its at least one water discharge connection (14) to a discharge line (17) for water and oxygen, and via its at least one hydrogen discharge connection (15) to a discharge line (18) for hydrogen; a housing or frame (19) in which the electrolysis devices (11) are arranged; an inert gas generation device (20) which is designed to generate inert gas in situ within the apparatus (10), wherein each electrolysis device (11) and/or the discharge line (18) for hydrogen and/or a device (22) arranged in the hydrogen discharge line (18) for processing the hydrogen and/or the discharge line (17) for water and oxygen and/or a device (23) arranged in the discharge line (17) for water and oxygen for removing oxygen from the discharged water and/or the housing or frame (19) can be flushed with inert gas generated by the inert gas generation device (20).
Resumen de: WO2026057155A1
The invention relates to an electrochemical cell (1), in particular electrolysis cell or fuel cell, comprising - a membrane (2), - a catalyst layer (3) on either side of the membrane (2) defining an active area (4) and - a frame (5) for one-sided support of the membrane (2) in a peripheral edge area (6), leaving the active area (4) free, whereby the membrane (2) and the frame (5) are connected by positive locking. The invention further relates to an electrochemical cell stack comprising at least one electrochemical cell (1) according to the invention.
Resumen de: WO2026057156A1
The invention relates to an electrochemical cell (1), in particular an electrolysis cell or fuel cell, with a layered construction, comprising a membrane (2) for separating an anode from a cathode, and - on either side of the membrane (2) - a catalyst layer (3), a porous transport or gas diffusion layer (4) and a bipolar plate (5), wherein the membrane (2) has an edge region (7) extending beyond the catalyst layers (3) and the porous transport or gas diffusion layers (4). The invention is characterized by - a frame part (6) supporting the edge region (7) on one side of the membrane (2) and - a filling element (8) arranged on the side of the membrane (2) facing away from the frame part (6) for holding down the edge region (7). The invention further relates to an electrochemical cell stack comprising at least one electrochemical cell (1) according to the invention.
Resumen de: WO2026057174A1
A fuel cell-based generator (100) is provided. The fuel cell-based generator (100) includes a fuel cell module (110) comprising at least a first fuel cell and a second fuel cell which are electrically coupled with each other; a converter (120) comprising a first switch electrically coupled to the first fuel cell and a second switch electrically coupled to the second fuel cell; and a controller (130) configured to operate the first and second switches in coordination to regulate the operation of the first and second fuel cells based on a differential measurement value of performance parameters associated with at least one of the first and second fuel cells.
Resumen de: CN121002684A
There is provided a fuel cell membrane humidifier having a plurality of humidification modules connected thereto, including: a first humidification module including a first air inlet on one side thereof, a first air outlet on the other side thereof, and a first intermediate housing in which at least one humidification membrane is disposed; a second humidification module including a second air inlet on one side thereof, a second air outlet on the other side thereof, and a second intermediate housing in which at least one humidification membrane is disposed; and a connecting member including a first coupling hole into which the first humidification module can be inserted and a second coupling hole into which the second humidification module can be inserted.
Resumen de: CN121100421A
The invention relates to a device (100) for filtering ambient air, comprising: a reactor (110) which is designed to carry out an electrochemical reaction of a reactant with an oxidizing agent, by means of which at least one liquid (230) can be produced as a product; the filtering system (200) is provided with a first liquid storage device (220); a first connection line (170) is formed between the reactor (110) and the first reservoir (220) through which the generated liquid (230) can flow from the reactor (110) to the first reservoir (220); the filtration system (200) is designed to bring ambient air into contact with the generated liquid (230) in the reservoir (220) so that impurities can be filtered from the ambient air; a second connection line (150) is formed between the filtration system (200) and the reactor (110), through which filtered ambient air of the filtration system (200) can be fed to the reactor (110) as an oxidizing agent for electrochemical reactions.
Resumen de: JP2026049297A
【課題】ガス漏れの発生を抑制することができる燃料電池セルの製造方法を提供する。【解決手段】凸部及び凸部に隣接してガスケットを跨ぐように配置される凹部を有する金型により加熱プレスして燃料電池セルを製造する方法であって、2つのセパレータの間に熱可塑性樹脂を具備するシートを配置し、金型により2つのセパレータを挟んで押圧して加熱する加熱プレスする工程を含み、金型の凸部により押圧された熱可塑性樹脂の一部を凹部が具備された位置に移動させる。【選択図】図3
Resumen de: EP4712175A1
L'invention porte sur un empilement de cellules électrochimiques réparties en N groupes d'alimentation en les fluides réactifs. Chaque plaque bipolaire (1a) comporte N premiers collecteurs (4a, 4b) pour l'alimentation en le même premier fluide réactif, au moins une ligne d'étanchéité interne (5b), N premières lignes de joint (10a, 10b), et un compartiment d'homogénéisation (20). La ligne d'étanchéité interne (5b) est située entre le premier collecteur non-alimentant (4b) et la première ligne de joint (10b) associée. La première tôle (2) s'étend continûment entre les tunnels d'injection aval (14a, 14b) et le compartiment d'homogénéisation (20) en restant espacée de la deuxième tôle (3), de sorte que le premier fluide réactif s'écoule des tunnels d'injection aval (14a) dans le compartiment d'homogénéisation (20) en étant confiné entre les deux tôles (2, 3).
Resumen de: EP4711327A1
A corrosion-resistant system, a carbon-free power generation and fuel cell system comprising the corrosion-resistant system, and a method for ammonia decomposition utilizing said corrosion-resistant system are provided. The corrosion-resistant system includes: an ammonia supply unit; a first pipe connected to the ammonia supply unit; an ammonia decomposition unit comprising a chamber connected to the first pipe; and a second pipe connected to the chamber, wherein the chamber is configured to operate at an operating temperature of 410°C or lower, the first pipe and the chamber comprise at least one selected from the group consisting of carbon steel, low alloy steel, stainless steel and a nickel-based alloy, and the second pipe comprises a nickel-based alloy (NT) satisfying Equation 1 below. T≤15μm
Resumen de: EP4711328A1
Disclosed are an ammonia supply system, a hydrogen production system, a carbon-free power generation system and a fuel cell system. The ammonia supply system includes: an ammonia supply unit; an ammonia demand unit; a connection line that is arranged to connect the ammonia supply unit and the ammonia demand unit; a hydrogen supply unit; and one or more first hydrogen supply lines that are arranged to connect the hydrogen supply unit and the connection line, and are configured to supply a hydrogen gas stream, wherein the connection line includes a first pipe configured to be controlled to an average temperature of 410°C or lower and a second pipe configured to be controlled to an average temperature of greater than 410°C, and the second pipe includes a nickel-based alloy (NT) satisfying Equation 1 below. T≤15μm,
Resumen de: EP4712293A1
Problem To provide an operation management device capable of ensuring the convenience of a power generation system by causing the power generation system to perform an operation suitable for a request to the power generation system in a predetermined case.Solution An operation management device manages an operation of a power generation system comprising an engine power generator and a fuel cell power generator, and the operation management device comprises a processing portion that operates one of the engine power generator and the fuel cell power generator when a required output of the power generation system is equal to or less than a first predetermined value.
Resumen de: EP4712176A1
The present invention relates to a oxide oxidation unit (600) for converting at least one reductant to thermal energy under the production of exhausts (G) and further exhausts (H) from a first supply flow (24) comprising an oxidant and a second supply flow (26) comprising the reductant, respectively; the solid oxide oxidation unit (600) comprising a duct wall (14) configured for separating the first supply flow (24) from the second supply flow and at least sectionwise comprising an electrolyte layer allowing for a transfer of ions of the oxidant to the reductant; wherein the duct wall (14) comprises an electrically conducting material (113) allowing for a transfer of electrons from the reductant to the oxidant for enabling a full oxidation of the reductant contained in the second supply flow (26). Furthermore, the present invention relates to a fuel cell arrangement (200) comprising at least one solid oxide oxidation unit (600) and at least one fuel cell setup (100) comprising a carrier structure (10) comprising a duct wall; wherein a primary power coating layer (28) is applied on a surface of the duct wall for being arranged between the first supply flow and the second supply flow; and wherein the primary power coating layer (28) is configured for generating electrical energy from the first supply flow and the second supply flow; to an energy supply system (300), comprising at least one solid oxide oxidation unit (600) and/or at least one fuel cell arrangement (200), and to
Resumen de: EP4712174A1
A regenerative fuel cell has one half-cell which produces gas while charging and consumes the gas during discharge. The electrolyte liquid circulated through that half-cell contains a flexible long chain polymer or a viscoelastic surfactant. The half-cell is configured to compel the flow of electrolyte liquid to make repeated changes in direction and the flow rate is sufficient that elastic turbulence occurs. This dislodges bubbles of produced gas from the electrodes, maintaining more electrode surface available for reaction and enhancing efficiency. The other half-cell may also be in a state of elastic turbulence enhancing mass transport to and from its electrode surface
Resumen de: CN121195363A
The invention relates to a fuel cell device (10) having at least one line system (12) for conducting fuel; having at least one reformer (14) connected to the line system (12) for reforming the fuel; and at least one Nernst cell unit (16, 18), in particular a lambda sensor, for detecting a process fluid parameter of a fluid located in the line system (12). According to the invention, the Nernst cell unit (16, 18) is arranged upstream of the reformer (14).
Resumen de: CN121079603A
The invention relates to a method and a measuring device for diagnosing a component to be examined, comprising the following steps: operating the component (10) to be examined in a circuit (11) at a predefined operating point for a predefined first measurement interval (12); during the first measurement interval, a measurement signal and an excitation signal (13) are detected in the circuit as a function of time, the excitation signal being a signal of a passive component (14) in the circuit, which passive component is in a predetermined first excitation state (15) at the beginning of the first measurement interval, and the passive component is in a predetermined second excitation state (15) at the beginning of the first measurement interval. And the measurement signal is formed by superposing an excitation signal of the passive device and a working signal of the component to be inspected.
Resumen de: CN121443774A
The present invention relates to a method of synthesizing a transition metal catalyst consisting of electrodeposition on a substrate electrode from an electrolyte solution comprising at least one transition metal precursor wherein the electrodeposition is carried out at a deposition current density of 500 to 2000 mA/cm2. The invention also relates to a transition metal catalyst characterized in that it is stable on a base electrode at a current density of at least 400 A/cm2 for at least 30 minutes.
Resumen de: WO2024235659A1
The invention relates to a method for operating an electric drive system of a motor vehicle, comprising at least one fuel cell and at least one battery. The invention is characterised in that an operating strategy is determined in real time using a computing unit disposed in the vehicle, wherein the operating strategy is aimed at achieving a constant power specification with low operating points, so that the fuel cell is operated continuously with constant power.
Resumen de: WO2024231107A1
It is the objective of the present invention to provide a fuel cell powered EV fast charger that allows to charge at high current without the risk of overheating the charging infrastructure, such as cables (4), contact (5) and the like. This objective is achieved according to the present invention by a fuel cell powered EV fast charger, comprising: • a) a stack of fuel cells, each fuel cell comprising an anode-side electrical power collector and a cathode-side electrical power collector; • b) a power converting unit that is on its input-side connected to the anode- and cathode-side electrical power collectors and that provide at its output-side a number of power cables (4) for the transfer of fast charging voltages and currents; c) a cooling system that is connected for heat dissipation with the stack of fuel cells, wherein a cooling line of said cooling system is used to cool the power cables (4) and/or the contacts (5) and/or the power-converting unit and/or d) a further cooling system that collects process water generated by the electrochemical reaction in the fuel cells wherein the power cables (4) and/or the contacts (5) and/or the power-converting unit are cooled using this process water.
Resumen de: EP4711326A1
A hydrogen catalyst for vehicle cooling is described. A system may include a catalyst positioned in a flow path coupling a hydrogen storage tank to a hydrogen consumer, the catalyst configured to convert hydrogen fuel from a para state to an ortho state via an endothermic reaction. The system may further include a coolant circuit configured to circulate coolant through the hydrogen consumer and a coolant-fed heat exchanger configured to thermally couple the coolant in the coolant circuit to the hydrogen fuel, the coolant-fed heat exchanger arranged upstream of the hydrogen consumer in the flow path.
Resumen de: CN121311631A
Composite proton exchange membranes are described. The composite proton exchange membrane comprises three layers, wherein the three layers comprise a proton exchange membrane layer, a continuous nonporous organic-inorganic composite coating layer and a continuous nonporous cross-linked polyelectrolyte multilayer coating. Catalyst coated membranes incorporating the composite proton exchange membranes and methods of making the composite proton exchange membranes are also described.
Resumen de: CN120957831A
The invention relates to a device (5) and a method for welding half-sheets (2, 3) to form a bipolar plate (1). The device comprises at least three tool parts, namely a lower tool part (6a) and a multi-part upper tool part (6b), in which half-sheets (2, 3) to be welded together can be inserted between the lower tool part (6a) and the multi-part upper tool part (6b). The multi-part upper tool part (6b) comprises a plurality of individual parts (7; the individual parts (7, 8) of the multi-part upper tool part (6a) can be arranged one after the other and only alternately above the lower tool part (6a), and wherein both at least one first opening (9) for introducing a pressurized gas and at least one second opening (10) for introducing a pressurized gas are formed in each of the individual parts (7, 8) of the multi-part upper tool part (6a). The half-sheets (2, 3) can be pressed against each other by means of a pressurized gas, and a second opening (10, 10 ') for introducing joining energy during the welding process for welding the half-sheets (2, 3), the second opening (10, 10') in the individual part (7, 8) of the multi-part upper tool part (6b) as viewed perpendicular to the plane of the half-sheets (2, 3), and the second opening (10, 10 ') being formed in the individual part (7, 8) of the multi-part upper tool part (6b), as viewed perpendicular to the plane of the half-sheets (2, 3). 10 ') are largely complementary to each other and overlap only in some areas, such that only a
Resumen de: WO2024230958A1
An electrochemical device (10'), with a cell stack consisting of a plurality of cell stack elements, with a force application unit (13) which exerts a force on the cell stack in order to press the cell stack elements of the cell stack fluid-tightly in sealing regions (17) of the cell stack, wherein the force application unit (13) is designed in such a manner that the force for pressing the cell stack acts on the cell stack and therefore on the sealing regions (17) of the cell stack depending on the operating state of the electrochemical device (10').
Resumen de: WO2024235430A1
A system and method for controlling operation of a fuel cell system of a fuel cell vehicle are provided. The fuel cell system comprises a fuel cell stack comprising an anode side and a cathode side, and a hydrogen storage device for storing hydrogen supplied to the anode side of the fuel cell stack. The method comprises estimating a duration of a stopover of the vehicle when a request to shut down the fuel cell system is received, estimating a hydrogen protection time at least due to a first hydrogen refill comprising supplying the hydrogen to the anode side of the fuel cell stack from the hydrogen storage device, and determining, based at least on the estimated duration of the stopover and the hydrogen protection time, whether to enable or disable one or both the first hydrogen refill operation and at least one subsequent hydrogen refill operation.
Resumen de: EP4711503A2
An electrochemical cell stack includes: a stack including electrochemical cells; a first clamping plate provided in contact with the stack; and a heat conduction member provided in contact with the first clamping plate. The heat conduction member is lower in heat conductivity than the first clamping plate under an operating temperature range of the electrochemical cell stack.
Resumen de: EP4711506A1
Provided are an electrochemical cell and an electrochemical device that are easily manufactured and capable of retrofitting. The electrochemical cell includes: a first plate and a second plate between which an anode chamber and a cathode chamber are respectively formed on respective opposing inner surface sides thereof; and a sealing portion provided between the first plate and the second plate, in which the sealing portion includes plural frame bodies disposed at intervals from an inner side to an outer side, and plural sealing members disposed between the plural frame bodies and disposed in a compressed state between the first plate and the second plate. The electrochemical device includes the electrochemical cell.
Resumen de: CN121399300A
An electrosynthetic or electrical energy cell is disclosed that includes a first gas diffusion electrode and a second electrode. A spacer, including but not limited to a porous capillary spacer, is at least partially positioned between the first gas diffusion electrode and the second electrode. In one form, the liquid electrolyte is transferred onto a side surface of the separator beyond the electrode. In one example, a liquid electrolyte reservoir is also provided in which the first gas diffusion electrode, the second electrode, and the spacer are positioned outside the liquid electrolyte reservoir. In one example, a liquid electrolyte reservoir includes an aperture for releasing a liquid electrolyte. In another form, an intermediate liquid supply structure is located at least partially between the spacer and the liquid electrolyte reservoir, where the liquid electrolyte is transferred through the intermediate liquid supply structure. Methods of operation and cell stacks are also disclosed.
Resumen de: CN121100020A
Methods and apparatus for pre-treated ion exchange resins and their use in heat transfer systems, alternative power sources such as fuel cells, battery systems, and assemblies comprising such power sources. The apparatus may include a cooling system and a pretreated ion exchange resin. The pretreated ion exchange resin may include an ion exchange resin treated with a corrosion inhibitor and/or an antioxidant. The cooling system may include a heat transfer fluid. The heat transfer fluid may include water, a glycol-based freezing point depressant, and mixtures thereof. The glycol-based freezing point depressant may include ethylene glycol, propylene glycol, 1, 3-propylene glycol, and mixtures thereof. The cooling system may include an ion exchange unit. The ion exchange unit may include a pretreated ion exchange resin, an untreated ion exchange resin, a basic anion exchange resin, an acidic cation exchange resin, and mixtures thereof.
Resumen de: CN121241467A
A metal-air battery equipped with a heat exchanger having air-side fins directly connected to a back plate and liquid-side fins thermally connected to the back plate. The liquid side fins receive the electrolyte from the overflow port and then direct the electrolyte into the electrolyte chamber. The liquid side cooling fins are composed of adjacent cooling fins which are arranged alternately, a certain angle (theta) is formed between the cooling fins, and gaps are formed between the cooling fins, so that electrolyte can flow on the adjacent cooling fins. The heat exchanger can perform degassing treatment on the electrolyte at the same time, and redundant heat is removed from the electrolyte.
Resumen de: WO2024231783A1
This disclosure provides a rotary metal air battery system that rotates without using a rotary motor. A metal anode is rotated by impact of a liquid electrolyte on turbine blades disposed on a radial edge of the metal anode.
Resumen de: AU2024314248A1
Redox flow battery systems are described. The redox flow battery systems include a main cell and a three-chambered rebalancing cell. The system can optionally also include a two-chambered rebalancing cell. The three-chambered rebalancing cell and two-chambered rebalancing cell can be operated alternately, in parallel, or in series. Methods of operating the redox flow battery systems are also described.
Resumen de: GB2644122A
A bearing housing (93, Fig.7) for a hydrogen recirculation pump 1, comprising, a body (99, Fig.7) configured to receive one or more bearings (95, Fig.7), the one or more bearings being configured to support rotation of an impeller (29, Fig.7) about a longitudinal axis and a connecting flange (107, Fig.7) configured to engage the impeller , the connecting flange extending around and radially outward of the body; and wherein the connecting flange is offset along the longitudinal axis, from an axial midpoint of the body. Also disclosed are a hydrogen recirculation pump 1 and a modular form thereof, coupling members (49 , Fig.7), an impeller, a pump cover 3 and an adaptor 7.
Resumen de: GB2644072A
A regenerative fuel cell has a first half-cell 51L and a second half-cell 51Rwith a permeable separator 52 therebetween. The first half cell includes a first liquid electrolyte which reacts at a first electrode 54 to produce gas, for example hydrogen gas, while charging whilst gas is consumed during discharge of the cell. The liquid electrolyte contains a solute enabling the liquid to display elastic turbulence. The solute may be a viscoelastic surfactant or a flexible long chain polymer such as hydrolysed polyacrylamide. A flow path, for example including flow quide 76, is configured to compel changes in the direction of flow so as to cause elastic turbulence in the electrolyte flowing into contact with the first electrode. The second electrochemical half-cell includes a second liquid electrolyte which undergoes reaction at a second electrode 55 wherein the reaction does not produce or consume gas. The regenerative fuel cell includes a first storage vessel 60 and a first pump 58 for storage and circulation of the first electrolyte as well as a second storage vessel 61 and second pump 59 for storage and circulation of the second electrolyte.
Resumen de: GB2644099A
A gasket 30 suitable for use in an electrochemical cell stack, the gasket 30 comprises an electrically insulating core 38 having first and second opposing faces 38a 38b, a first metal-containing foil 32 disposed on the first face 38a and a second metal-containing foil 36 disposed on the second face 38b, and wherein the first and second metal-containing foils 32 36 comprise aluminium or copper. A kit of parts comprises an annular insulating core and annular foils. A method of manufacturing an electrochemical cell stack is disclosed as comprising a formation step of a gasket 30.
Resumen de: GB2644071A
A first electrochemical half-cell includes a first liquid containing a dissolved reactive species which reacts electrochemically at a first electrode to form a solid which deposits at the electrode. The liquid further contains a solute, such as a high molecular weight linear polymer or a viscoelastic surfactant, enabling the liquid to display elastic turbulence. A structure, for example a flow guide 56 located adjacent the electrode comprising a spaced array of obstructions 58, defines a flow path carrying the liquid into contact with the electrode which compels changes in the direction of liquid flow causing elastic turbulence. At least one pump 67 propels the liquid along the flow path. A rechargeable battery includes the first half-cell and a second electrochemical half-cell. A metal-air rechargeable battery includes the first half-cell and a second electrochemical half-cell with a separator (52, Figure 12) therebetween wherein the second half-cell comprises a second liquid which undergoes oxygen evolution (OER) at a catalyst within a porous body wherein the second liquid also includes a solute enabling the liquid to display elastic turbulence and the second half-cell also includes a flow path which causes elastic turbulence by compelling changes in the direction of liquid flow.
Resumen de: EP4712177A1
The invention provides an electrolyte for use in an all-iron redox flow battery, comprising an aqueous solution of an Fe<sup>2+</sup> salt; a first cation additive being aluminium Al<sup>3+</sup>; and a second cation additive selected from the group consisting of Na<sup>+</sup>, K<sup>+</sup>, Ca<sup>2+</sup>, Mg<sup>2+</sup> or NH<sub>4</sub><sup>+</sup>.
Resumen de: WO2025031655A1
The present invention relates to a recirculation device (2) for a fuel cell (3). The recirculation device (2) has a drive (10), a conveying means (20) and a separation means (30). The drive (10) comprises a drive shaft (11). The conveying means (20) is coupled to the drive shaft (11) in such a manner that the conveying means (20) can be driven by the drive (10). The conveying means (20) is designed to recirculate a medium as recirculated material in the fuel cell (3). The separation means (30) is arranged upstream of the conveying means (20) in the flow direction of the recirculated material. The separation means (30) is coupled to the drive shaft (11) in such a manner that the separation means (30) can be driven by the drive (10). The separation means (30) is designed to separate liquid from the recirculated material.
Resumen de: WO2024230864A1
The invention relates to a device (1) for checking the tightness of electrochemical cells (2), in particular with regard to H2 tightness. The device has a chamber (3) for accommodating and checking at least one electrochemical cell (2). For the purpose of the check, the chamber (3) is subjected to a vacuum. A unit (6) for gas supply is provided, which supplies an electrochemical cell (2) to be checked with compressed air, as a result of which the interior of the electrochemical cell (2) is pressurized. This is made possible particularly advantageously in that the pressure difference between the interior of the cell (2) having the excess pressure and the chamber (3) having the vacuum is particularly high and is additionally varied periodically. As a result, there is a particular incentive for a periodically varying gas transfer between the interior of the cell (2) and the chamber (3) under vacuum, which allows for the tightness to be checked particularly advantageously and meaningfully. The pressure sensor (7) allows for a periodic pressure increase in the chamber (3) to be detected and to be analyzed by means of the control unit (8), and for meaningful information regarding insufficient tightness to be obtained, without interference by non-periodic interfering effects, and made available to the user. The device according to the invention can detect very minor leaks, which for example lead to leakage rates in the range of 10-4 mbar per liter of the volume and per second, and a
Resumen de: CN121195365A
The present invention provides a separator for an electrochemical device, comprising: an ion exchange membrane comprising at least one first polymer having an acidic functional group A; and a fabric wherein the fabric comprises fibers, and wherein the surface of the fibers has a basic functional group C, and wherein the fabric supports an ion exchange membrane. The invention also provides a method for manufacturing the separator for the disclosed electrochemical device, a device comprising the separator for the disclosed electrochemical device and the use of the separator for the disclosed electrochemical device in an electrodialysis cell, in a fuel cell, in a PEM electrolysis device or in a redox flow battery.
Resumen de: US20260074241A1
A fuel cell including an electrode assembly between a pair of separators includes a gasket disposed on a surface of one of the separators on a side opposite to a surface on a side on which the electrode assembly is disposed, and a protruding member disposed on a surface of one of the separators on a side opposite to a surface on a side on which the electrode assembly is disposed. The protruding member is disposed on an outer peripheral edge side of the separator from the gasket. The height of the protruding member is smaller than the height of the gasket.
Resumen de: CN121687992A
本申请提供了一种气体流通集成板组件(100),包括:气体流通集成板(101);和供应部件(102),所述供应部件(102)配置成能够将空气连通到所述气体流通集成板(101)中,使得所述空气被连通到燃料电池反应堆中,其中,所述气体流通集成板(101)包括:接触表面(1011),所述接触表面(1011)配置成能够安装到燃料电池反应堆的外壳;和流体通道(1012),所述流体通道(1012)定位在所述接触表面(1011)中并成形为半封闭的凹槽式结构,使得在所述接触表面(1011)安装到燃料电池反应堆的外壳的情况下,所述流体通道(1012)的凹槽式结构能够被燃料电池反应堆的外壳所封闭,从而限定流动路径。
Resumen de: CN121688012A
本发明涉及新能源汽车技术领域,公开了一种基于工况自适应的车载氢燃料电池供氢系统控制方法,包括以下步骤:步骤1:获取高压气瓶的压力值P1,若该压力值P1≤Pth1,则采用直接供氢模式输送至燃料电池;步骤2:若P1>Pth1,同时检测高压气瓶的压力变化序列P(t),获取压力在t时刻的相对变化率,若超过变化阈值则进入氢气循环增压模式;步骤3:获取储气瓶内压力值Ptank,若该压力值Ptank>Pth2,且单位时间内储氢量增量≤k3,则进入氢气循环利用模式;本发明方法实现了对车载氢气的精准、高效、稳定,提升燃料电池系统的工作效率、动态响应能力。
Resumen de: CN121688026A
本发明涉及一种直接甲醇燃料电池电堆功率恢复方法,包括以下步骤:S1:配制浓度1.5~2.5M的硝酸清洗液;S2:酸性清洗循环;S3:去离子水冲洗与终点判断。本发明解决了现有技术中清洗效果不稳定、膜易损伤、终点判断模糊等核心痛点,为燃料电池的长期稳定运行提供了可靠的技术保障。
Resumen de: CN121688003A
本发明公开了一种质子交换膜燃料电池余热回收引射式制冷系统及控制方法。该系统包括通过换热器耦合的燃料电池热管理子系统和引射式制冷子系统。其中,引射式制冷子系统设有流路选择单元和辅助加热单元,形成了可切换的双热源驱动结构。该控制方法首先基于在线估计燃料电池的有效余热输出量,然后将其与系统制冷需求进行实时比对,根据比对结果驱动系统在三种工作模式间智能切换。当余热充足时,仅利用余热驱动;当余热不足时,同步启动辅助加热并精确分配工质流量以补充热量;当余热中断时,则由辅助加热单元独立供能,并通过高级算法确保供能平稳。本发明解决了燃料电池低温余热难以回收利用、传统冷却能耗高且造成热污染的问题。
Resumen de: CN121688009A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、换热器、蓄热水箱以及换热水循环管,换热器与燃料电池的尾气排放口、冷却液出口和冷却液进口连通,换热水循环管将蓄热水箱与换热器连通,以使蓄热水箱能够吸收尾气和冷却液的热量,控制方法包括:获取蓄热水箱的目标加热温度;获取第一加热温度;根据目标加热温度和第一加热温度,选择性地使蓄热水箱吸收尾气的热量。蓄热水箱能够对冷却液和尾气的热量进行回收,回收利用率高,减少了热量的浪费,通过蓄热水箱的水温情况来进行判断是否需要对尾气的热量进行回收,有利于保证燃料电池温度的稳定性。
Resumen de: CN121688028A
本发明涉及聚合物电解质膜燃料电池膜电极,具体地说是一种膜电极及其制备和应用。步骤一、将两块气体扩散层固定在加热台上预热;步骤二、在一块气体扩散层一侧表面上喷涂阴极催化剂,在另一块气体扩散层一侧表面上喷涂阳极催化剂;阴极催化剂和阳极催化剂喷涂完成后立即喷涂使用有机溶剂溶解的有机亲水物质;步骤三、将制备好的阴极气体扩散电极、阳极气体扩散电极以及阴离子交换膜浸泡在碱液中,室温‑80℃的处理1.5‑48h,冷却至室温,洗涤,叠放热压,制成膜电极。本发明将亲水材料涂覆于催化层和碱性聚合物电解质膜或气体扩散电极和碱性聚合物电解质膜之间,缓解在制备膜电极测试过程中膜过度失水造成欧姆阻抗增加,电池性能下降。
Resumen de: CN121688029A
本发明涉及聚合物电解质膜燃料电池膜电极,具体地说是一种膜组件及制备方法和应用。包括以下步骤:步骤一、将干燥的聚合物电解质膜置于真空加热台的泡沫镍层上预热;步骤二、在阴离子交换膜一侧表面涂覆聚合物电解质膜亲水涂层;步骤三、在涂覆亲水涂层后,使涂覆层部分干燥,在其上喷涂阴极催化剂;阴极催化剂层干燥后,在另一面喷涂阳极催化剂,获得催化层包覆膜;步骤四、将催化层包覆膜浸泡碱液中,洗涤,得膜组件。本发明将亲水材料涂覆于碱性聚合物电解质膜上,于其湿润条件下涂覆催化剂浆料,缓解在制备膜电极测试过程中膜过度失水造成欧姆阻抗增加,电池性能下降。
Resumen de: CN121687999A
本发明涉及用于燃料电池的隔膜以及燃料电池。燃料电池所使用的隔膜具备:燃料气体的供给用歧管孔;上述燃料气体的排出用歧管孔;使上述燃料气体相对于上述燃料电池的发电部流通的燃料气体流路系统,燃料气体流路系统具备:第一流路部,其将上述燃料气体从上述供给用歧管孔朝向上述发电部引导;第二流路部,其与上述发电部对置,并向上述发电部供给上述燃料气体;以及第三流路部,其将上述燃料气体从上述发电部朝向上述排出用歧管孔引导。上述第三流路部具备低亲水性流路,该低亲水性流路配置于上述排出用歧管孔的附近,且具有低亲水性表面。
Resumen de: CN121672885A
本发明涉及水环境治理领域,具体涉及基于MFC的河道底泥原位修复与实时监测装置及方法,该装置主要包括植入式修复监测单元、水上数据汇集单元和太阳能发电模块。植入式修复监测单元为柱状结构,包括一个或多个串联或并联的MFC模块,每MFC模块包括阳极室、阴极室、质子交换膜和自供能监测模块。自供能监测模块包括传感器阵列、微处理器、无线传输模块和能量管理电路。该装置实现“修复‑自供能‑监测”三位一体功能,解决了现有技术中修复与监测脱节的问题,能够通过实时监测数据动态调整修复策略;利用微生物降解污染物同时产电,实现自供能监测,解决传统修复中能源供应和监测难题,适用于河道、湖泊底泥修复与监测。
Resumen de: CN121688014A
本公开关于一种电池堆活化方法、装置、电子设备及存储介质,该方法包括:向待活化电池堆的阳极侧通入还原性气体,向待活化电池堆的阴极侧通入氧化性气体,以激活待活化电池堆;在待活化电池堆内建立多种压差,多种压差包括阴极侧的阴极入口和阴极出口之间的第一压差、阳极侧的阳极入口和阳极出口之间的第二压差,阳极侧与阴极侧之间的第三压差;控制待活化电池堆输出电流的电流密度以第一预设增长速度增长至第一预设电流密度,并在第一预设电流密度下运行第一预设时长;停止还原性气体和氧化性气体的通入,将第三压差控制在预设压差范围内,以使阳极侧的还原性气体渗透至阴极侧,得到已活化电池堆。利用本公开实施例可以提高电池堆的催化活性。
Resumen de: CN121673614A
本发明属于质子交换膜技术领域,公开了一种金属离子交联抑制溶胀的质子交换膜及其制备方法和应用,方法包括:用胞嘧啶修饰磺化聚醚醚酮得到SPEEK‑C50;将氯化盐溶于第一有机溶剂,得到盐溶液;将SPEEK‑C50溶于第二有机溶剂得到聚合物溶液,再加入盐溶液混合后流延成膜;将膜浸泡于磷酸溶液中,经洗涤干燥,得到质子交换膜。本发明利用金属离子与磺酸根形成的交联网络抑制PA掺杂质子交换膜高温溶胀的问题,SPEEK‑C50中的碱性基团可以锚定磷酸,增加质子传导率,有效解决了质子交换膜长期存在的质子传导与尺寸稳定性的难以平衡问题。
Resumen de: CN121688006A
本发明涉及燃料电池技术领域,具体提供一种燃料电池热管理系统的控制方法及燃料电池热管理系统。具体地,本发明的燃料电池热管理系统包括燃料电池、散热器、换热器、蓄热水箱和换热水循环管,散热器和换热器并联设置,散热器的两端以及换热器的两端分别与冷却液进口和冷却液出口连通,换热水循环管将换热器与蓄热水箱连通,控制方法包括:获取燃料电池的温度;根据燃料电池的温度,选择性地使从冷却液出口排出的冷却液流经散热器或换热器回到冷却液进口。本发明通过根据燃料电池的温度来选择冷却液的路径,有利于避免出现燃料电池温度波动大的情况,保证了燃料电池温度的稳定性,在此基础上,还可以对燃料电池产生的热量进行有效的回收。
Resumen de: CN121673553A
本发明涉及一种哌啶功能化含环聚芴醚酮阴离子交换膜及其制备方法。本发明先将四甲基双酚芴与过量4,4'‑二氟二苯甲酮反应,生成含有四个甲基的ABA型化合物,然后与四甲基二甲氧基双酚芴在稀溶液下进行成环反应,得到含二甲氧基的环状化合物,接着与三溴化硼反应制备含两个酚羟基的环状单体,再将其与4,4'‑二氟二苯甲酮和双酚芴在高温下缩聚制得含环聚芴醚酮化合物,最后利用溴代反应将含环聚芴醚酮化合物中的甲基溴化,再与N‑甲基哌啶反应,制得哌啶功能化含环聚芴醚酮化合物,通过溶液浇铸成阴离子交换膜。所得的阴离子交换膜具有离子传导率高、钒离子渗透率低、机械强度高等优点。
Resumen de: CN121683599A
本申请公开了一种燃料电池歧管的结构设计方法、歧管及车辆。燃料电池歧管的结构设计方法,包括:对于燃料电池的第一单体电池片,获得歧管出入口边界条件;根据歧管出入口边界条件,建立歧管水力直径与压降、质量流量、流体密度、流道长度以及摩擦系数之间的关系,得到歧管水力直径;根据歧管进出口直径,确定出歧管进出口的布置方式;根据歧管进出口直径和歧管进出口的布置方式,获得歧管的性能;根据第一和第二单体电池片的歧管的性能差异,确定是否对第一单体电池片的歧管进行进一步优化。采用本申请,有效地提升了燃料电池的整堆气体分布均匀性。
Resumen de: CN121688037A
本发明属于燃料电池技术领域,且公开了一种高温氧化物燃料电池堆的自动加压装置,包括底座板,所述底座板上连接有连接组件,所述连接组件远离所述底座板的一端连接有两个加压拉杆,且所述连接组件上连接有套筒,所述套筒的一端连接有加压组件,所述加压组件远离所述底座板的一端连接有电机组件,通过电机组件与加压组件、套筒协同工作,电机可根据实际压力与目标阈值的差值动态调整转向与运行状态,当压力不足时,电机正转驱动套筒带动连接筒推进,加压杆伸出并通过弹性片增大接触面积与压力补偿;压力过高时电机反转实现压力回缩;压力达标时电机待机维稳,同时加压组件与连接组件配合,弹性片贴合连接筒内壁减少加压杆位移。
Resumen de: CN121677448A
本发明涉及换热器技术领域,公开了一种飞行器综合换热器,包括:壳体、纵向涡发生器翅片组及微槽道液冷循环系统,壳体内部设有盛装冷却液的导流腔,壳体与飞行器机腹整流罩集成安装,纵向涡发生器翅片组包括若干个三维扭曲构型的翅片,两个沿水平方向对称排布的翅片形成一个翅片单元,翅片单元成列固定在壳体背离飞行器机腹整流罩的一面,翅片的扭曲角度θ为30°~60°,翅片的扭曲波长与高度之比为0.5~2.5,微槽道液冷循环系统设置于壳体内部,包括:一级主通道沿翅片单元的排布方向布置,二级分支通道包括多个贯穿一级主通道的菱形通道,三级微通道平行于一级主通道,且贯穿二级分支通道,能够优化换热特性。
Resumen de: CN121688007A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、换热器、蓄热水箱、供水管和排水管,换热器的两端与燃料电池连通,换热器的两端还与蓄热水箱连通,供水管与水源连通,换热器的两端与供水管和排水管连通,燃料电池余热回收系统具有热回收模式和溢流模式,控制方法包括:在执行热回收模式的过程中,获取蓄热水箱的水温;根据蓄热水箱的水温,选择性地切换为溢流模式。本发明通过增设溢流模式,无需再设置散热器对冷却液进行散热降温,减少了电能损耗,还能够根据蓄热水箱的水温来判断是否需要切换为溢流模式,有利于保证燃料电池温度的稳定性。
Resumen de: CN121688031A
一种再生燃料电池具有一个半电池,该半电池在充电时产生气体并在放电期间消耗该气体。循环通过该半电池的电解液包含柔性长链聚合物或粘弹性表面活性剂。该半电池被构造成迫使电解液的流动进行反复的方向改变,并且流速足以发生弹性湍流。这将产生的气体的气泡从这些电极移去,从而保持更多的电极表面可用于反应并提高效率。另一个半电池也可以处于弹性湍流状态,从而增强往返其电极表面的质量传输。
Resumen de: CN121688032A
本申请提供了一种电极与电极框复合组件及其制备方法、液流电池,电极与电极框复合组件包括电极框和碳布电极,电极框上设有相间隔的第一流道和第二流道,第一流道上具有多个第一流道孔,第二流道上具有多个第二流道孔;碳布电极置于第一流道和第二流道之间,碳布电极中具有与第一流道孔连通的第一电极流道和与第二流道孔连通的第二电极流道。该电极与电极框复合组件有利于提高液流电池的电压效率和能量效率。
Resumen de: CN121687995A
本申请公开了一种用于高温质子交换膜燃料电池的碳纤维复合双极板及其制备方法,属于燃料电池领域。双极板包括导电支撑骨架、气密填充相及界面导电层,导电支撑骨架为多孔结构的碳纸或碳布,气密填充相填充于导电支撑骨架的孔隙内,界面导电层设置在双极板至少一个与气体扩散层接触的表面。制备方法包括将碳纸/碳布与耐高温聚合物通过粉末溶液浸渍或熔融挤出制成预浸渍布,再将导电浆料涂覆于预浸渍布表面形成界面层,随后将预浸渍布叠放于带流场结构的模具中在高于聚合物熔点温度下热压固结并压印流场,最后保压降温脱模。本发明耐腐蚀性优异,且因轻薄特性大幅提升电堆质量与体积功率密度,制备工艺可一次性完成致密化与流场成型。
Resumen de: CN121688038A
本发明提供了一种制氢储氢能源设备,包括柜体,以及固定安装在所述柜体内的蓄水箱、制氢装置、控制主板、能量管理装置、储氢装置、气水分离装置和燃料电池发电装置,所述蓄水箱、制氢装置、控制主板和能量管理装置共同设置在所述柜体的同一侧;所述储氢装置、气水分离装置和燃料电池发电装置共同设置在所述柜体的另一侧。本发明具有结构小型化、布局合理紧凑、避免结构冗余、散热能力强、使用和维修便捷化、成本适中、电气安全性高等优点。整机依靠太阳能板供电、用储氢瓶输出氢气发电,同时具有制氢、用氢和发电三个功能,可以利用太阳能和水便捷地转化为绿色氢能与电能,且整机中的水、氢气和氧气在整机中循环回收,工艺环保,能源利用率高。
Resumen de: WO2025041323A1
A hydrogen filling monitoring system WS includes a hydrogen fuel cell railway vehicle 3, an external power supply 120, and a tablet terminal (monitoring terminal device) 100. The tablet terminal 100 constituting the hydrogen filling monitoring system WS includes a power receiving unit 107 that receives supply of power from the external power supply 120, and acquires monitoring information on a hydrogen supply system 10 from a control device 11 of the hydrogen supply system 10 provided in the hydrogen fuel cell railway vehicle 3. The tablet terminal 100 displays the acquired monitoring information on a display unit 104.
Resumen de: CN121674983A
本发明涉及可再生能源发电技术领域,具体涉及一种甲醇燃料电池与光伏协同的二氧化碳电解制氢系统及方法:包括甲醇重整模块、燃料电池模块、燃气轮机模块、光伏发电模块和固体氧化物电解槽模块,甲醇重整模块首先将甲醇与水转化为富氢合成气,随后输送至燃料电池模块发电,所产生的电能直接供给固体氧化物电解槽模块用于电解反应;燃气轮机模块协同燃料电池输出共同满足电解槽的最低负荷需求,而光伏发电模块则通过补充电能提升电解槽运行负荷,使其始终维持在高效制氢区间,本技术方案有效保障了固体氧化物电解槽模块的持续高效运行,实现了二氧化碳的捕获与资源化转化。
Resumen de: CN121688017A
本发明公开了一种用于检测电堆出口湿度的系统及其方法,包括电堆和通过气体主路连接的增湿器、空压机、流量计和空气滤清器,电堆出气口与增湿器进气口之间的气体主路上连接有旁路管,旁路管上安装有湿度传感器,旁路管上连接有多个电控三通阀,通过电控三通阀控制电堆出气口排出空气的流向,在预设时间内,通过湿度传感器测得电堆出气口气体的温度,在电堆工作时,能够避免湿度传感器被水淹失效的问题,可以提供稳定的精确的出口湿度测量结果,并且湿度测试为间歇测量,在电堆正常运行过程中,对电堆在不同的工况点下进行湿度测试,避免高湿气体长时间吹扫湿度探头,导致测试结果不准确。
Resumen de: CN121676873A
本发明提供了一种固态储氢系统及制氢储氢能源设备,属于氢能源技术领域。所述固态储氢系统,包括箱体,一侧面的底部设置有第一通风口,用于引入燃料电池发电装置工作产生的余热;储氢装置,设置在所述箱体内;冷热循环装置,其加热件和蒸发器分别设置在所述箱体内,其其余部件设置在所述箱体的顶面上。所述制氢储氢能源设备,包括所述固态储氢系统;燃料电池发电装置,设置在所述第一通风口处。本发明提供的的固态储氢系统通过在箱体的侧面开设第一通风口,可以实现利用外部燃料电池发电装置工作释放的热量来给储氢瓶加热,实现充分利用了外部装置的余热,既提高了能量的利用效率,又减少了能源的浪费,从而提高了制氢储氢能源设备的整体效率。
Resumen de: CN121688010A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、换热器、蓄热水箱、供水管和排水管,换热器的两端与燃料电池连通,换热器的两端还与蓄热水箱连通,供水管与水源连通,换热器的两端与供水管和排水管连通,余热回收系统具有热回收模式和溢流模式,控制方法包括:在执行热回收模式的过程中,获取燃料电池的电堆温度;根据燃料电池的电堆温度,选择性地切换为溢流模式。本发明通过增设溢流模式,无需再设置散热器对冷却液进行散热降温,减少了电能损耗,还能够根据燃料电池的电堆温度来判断是否需要切换为溢流模式,有利于保证燃料电池温度的稳定性。
Resumen de: JP2026048328A
【課題】良好な流路性能が得られる多孔質構造体を提供すること。【解決手段】多孔質構造体1は、ポリマー構造体を熱処理することによって作製される多孔質構造体であって、梁構造1cが周期的に繰り返される周期構造を少なくとも一部に有する。【選択図】図2A
Resumen de: WO2025034116A1
System for controlling a marine vessel comprising a number of devices, the devices including a number of Solid Oxide Fuel Cells (SOFC), the system including at least one processor calculating device score values of the devices, the system also including a control unit connected to said devices and being configured to calculate an efficiency score value based on said device score values, the efficiency score value defining the efficiency of the system The system also is configured to calculate the capacity of the system based on the status of the devices, and to calculate a capacity margin index indicating the capacity of the system devices, according to predetermined scores for each operation mode and computing the efficiency and capacity values, the status of the fuel cells including a health indicator index.
Resumen de: CN121687998A
本发明公开了一种高性能金属双极板及制备方法,金属双极板包括金属基底以及覆盖金属基底的功能涂层,所述功能涂层包括靠近金属基底处的过渡层以及覆盖过渡层的复合表层,所述复合表层上分布有多个碗装凹坑,所述凹坑内填充有疏水涂块,所述过渡层由Ti、N两种元素构成,所述复合表层由Nb、Cr、C三种元素构成;功能涂层的沉积工艺为脉冲偏压电弧离子镀;本发明的方法制备出的金属双极板,使金属双极板同时兼具优异的导电性、耐腐蚀性以及疏水性。
Resumen de: CN121688033A
本发明属于用于液流电池的电解液,尤其是一种多元混酸电解液的支持电解液及全钒液流电池。电解液包括正极电解液和负极电解液,且正极电解液和负极电解液分别包含基础组分和添加组分;基础组分包含硫酸根离子、碘离子、氢离子和钒离子;添加组分包含氯离子和溴离子中的一种或两种;电解液离子摩尔浓度满足如下关系:0.5M≤c(H+)≤7.2M;1.6M≤c(Vn+)≤2.7M;0.01M≤c(I‑)≤2.0M;0.5M≤c(SO42‑)≤6.05M;1.16≤c(SO42‑)+ c(Cl‑)+ c(Br‑) +c(I‑)/c(Vn+)≤4.75;0.0038≤c(Cl‑)+ c(Br‑) +c(I‑)/ c(SO42‑)≤21.8。本发明在电解液中引入I‑或ClI、BrI和ClBr中至少一种,并根据活性物质的相互作用对电解液中各离子摩尔浓度通过函数式进行限定,实现了在充分利用钒提供的容量基础上提升电解液的综合电化学性能。
Resumen de: CN121688018A
本发明提供一种燃料电池氢气尾排控制方法及装置,该方法包括:在燃料电池的电堆最低单电压连续低于预设报警阈值的情况下,确定电堆单电压数据集与电压差值数据集的协方差;在基于协方差、电压绝对差值和燃料电池的氢气尾排周期,确定电堆电极局部欠气的情况下,控制燃料电池进入电堆局部欠气工况下的氢气尾排;电压绝对差值为电堆平均单电压和最低单电压的绝对差值;在确定燃料电池启动停机的工况下,构建用于表征燃料电池氢气吹扫压力损失的模型,并基于模型对燃料电池启动和停机阶段氢气吹扫压力进行补偿,在电池停机完成后控制泄水阀开启。本发明实现氢燃料动力船舶复杂应用场景下氢气的安全吹扫和高效尾排的目的。
Resumen de: CN121688011A
本发明提供了一种燃料电池热循环管理系统、客车及管理方法,涉及氢燃料电池管理技术领域。包括:控制系统、燃料电池主水路、储氢系统内循环水路;所述燃料电池主水路包括第一循环水路系统、燃料电池发动机、第一加热装置、第一循环支路,所述第一循环支路上设置有换热装置、流路控制阀;所述流路控制能在所述第一循环水路系统内的温度达到预设值时控制所述第一循环支路的开启以使流体进入所述换热装置与所述储氢系统内循环水路进行热交换;所述储氢系统内循环水路包括连接至所述换热装置以及流路控制组件;所述流路控制组件能与外循环水路连通,并与所述固态储氢装置形成储氢系统循环水路系统以用于向所述固态储氢装置在补充燃料时冷却。
Resumen de: CN121688000A
一种燃料电池单元,其具备:树脂制框体,其具备开口部;膜电极接合体,其配置于开口部;及第1隔板及第2隔板,其隔着框体及膜电极接合体而彼此对置。在框体、第1隔板及第2隔板中形成有第1歧管孔。第1歧管孔的内周面的一部分即第1区域中,开口有从第1歧管孔向膜电极接合体延伸的多个第1气体通道。多个第1气体通道形成于框体与第1隔板之间。在第1区域中,在通过第1歧管孔的中心轴的截面中,第1隔板的内壁面比框体的内壁面更向中心轴侧突出。
Resumen de: CN121688008A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、换热器、蓄热水箱、供水管和排水管,换热器的两端与燃料电池连通,换热器的两端还与蓄热水箱连通,供水管与水源连通,换热器的两端与供水管和排水管连通,燃料电池余热回收系统具有热回收模式和溢流模式,控制方法包括:在执行热回收模式的过程中,如果用户需要使用蓄热水箱中的水,则切换为所述溢流模式。本发明通过增设溢流模式,无需再设置散热器对冷却液进行散热降温,减少了电能损耗,在用户用热水时,切换为溢流模式,避免水温波动,提升用户用水体验,且有利于保证燃料电池温度的稳定性。
Resumen de: AU2024320030A1
Ion exchange membranes and methods for forming the membranes are described. The ion exchange membranes can be incorporated in a redox flow battery. The membranes can exhibit high conductivity of desired ions (e.g., protons or hydroxide ions) as well as stability and durability in the redox flow battery environment while also exhibiting low permeability to redox couple species. The membranes are formed according to a polyphosphoric acid formation technique and subjected to a densification and thermal treatment.
Resumen de: CN121687991A
本发明公开了废旧全钒液流电池电解液的智能修复方法及修复装置,涉及全钒液流电池储能技术领域,通过基准参数标定与初始化、实时监测、智能评估与修复判断、自适应修复、效果验证与循环五个步骤,实现电解液的精准修复。修复装置包括监测模块、智能控制模块、修复执行模块及循环适配模块,修复执行模块中的多功能渗透混合机构通过滑动滤盘挤压渗透与搅拌叶联动,配合AI动态调功提升混合均匀性,沉淀隔离机构通过伺服电机驱动刮条往复清孔,实现高效过滤与防堵。本发明解决了传统修复技术判定单一、混合不均、沉淀处理不彻底等问题,具有修复精准、效率高、兼容性强的特点,可保障全钒液流电池长期稳定运行。
Resumen de: CN121688016A
本发明公开一种氢燃料电池动态热安全控制系统,通过网状分布式光纤温度传感器实时采集氢燃料电池电堆内部温度场,同步获取氢燃料电池氢气进出口的氢气动态流量、氢气浓度数据、电压衰减率和氢气压力数据,消除传统单点监测盲区,实时捕捉温度梯度变化;构建热负荷‑电流密度‑材料应力的实时耦合模型,利用电压衰减率反推局部电流密度分布,根据氢气浓度修正热负荷,联合预测局部过热风险与材料应力分布,为安全控制提供充足响应时间;根据局部过热风险预测结果进行分级预警控制执行,并通过模型预测控制器对冷却液流量、氢气/空气化学计量比进行优化调节,在动态负载下实现热损耗最小化与安全裕度最大化的协同。
Resumen de: CN121688027A
本申请涉及质子交换膜检测技术领域,具体涉及探针式质子交换膜及其制备方法、质子交换膜材料电化学信号的检测方法。本申请探针式质子交换膜的制备方法,包括以下步骤:取第一质子交换膜;第一质子交换膜具有相背设置的阳极侧表面和阴极侧表面,阳极侧表面具有预设溅射区域和非溅射区域,预设溅射区域包括连通的预设探针区域和预设探针信号引出部;采用掩膜法于预设溅射区域磁控溅射形成金属薄膜,得到连通的探针和探针信号引出部;将探针信号引出部和外接导电件连接,制备中间体;将中间体的阳极侧表面和第二质子交换膜进行热压封装,制备探针式质子交换膜。
Resumen de: EP4046704A1
A hydrogen permeable membrane device is provided that includes a porous ceramic layer having a material that includes zirconia, Yttria-stabilized zirconia (YSZ), γ/Al2O3, and/or YSZ- γ/Al2O3, and a porous Pd film or porous Pd-alloy film deposited on the a mesoporous ceramic layer.
Resumen de: CN121674912A
本发明公开了一种用于燃料电池金属双极板的高熵合金‑碳基复合涂层及其制备方法,属于燃料电池技术领域。该高熵合金‑碳基复合涂层从内至外依次包括:与金属基体结合的高熵合金过渡层,包含选自Cr、Al、Ti、Nb、Mo、Zr、Hf、Ta、W、V、Ni、Si、Co中至少五种元素;以及位于其表面的高熵合金纳米晶/团簇掺杂的碳基功能层,其中高熵合金纳米晶/团簇为高熵合金过渡层的碳化物;在金属基材表面采用磁控溅射沉积依次形成高熵合金过渡层和高熵合金纳米晶/团簇掺杂的碳基功能层。本发明的高熵合金‑碳基复合涂层与金属基体形成强结合,在燃料电池严苛环境下兼具超低腐蚀电流密度、超低界面接触电阻和高耐久性。
Resumen de: CN121687986A
本发明涉及催化电极制备加工技术领域,具体涉及一种基于飞秒激光烧蚀的稀土元素掺杂过渡金属合金纳米催化剂制备方法,包括S1:将粉末基底与溶解在溶剂中的过渡金属盐和稀土金属盐前驱体混合,形成均匀的悬浮液;S2:将悬浮液在‑80℃下快速冷冻5‑10h,之后将冷冻后的悬浮液进行真空冷冻干燥,获得负载有过渡金属和稀土金属盐前体的载体粉末;S3:将载体粉末置于小瓶中,并加入有机溶剂,搅拌至粉末均匀分散,形成样品溶液;S4:使用飞秒激光对样品溶液直接辐照,并进行搅拌;S5:对加工后的溶液离心洗涤三次,经离心、干燥后,得到催化剂粉末。该方法一步合成稀土基合金超细纳米颗粒,操作简单。
Resumen de: CN121688024A
本发明公开了一种燃料电池膜电极的制备方法,将可纺聚合物、碳载体、造孔剂混合分散制备纺丝浆料,再通过静电纺丝机纺丝、磁控溅射等工序,构筑质子、电子及反应物三相界面的纤维骨架,得到了低Pt含量的高稳定性静电纺丝电极,提高了电极的稳定性和耐久性。
Resumen de: CN121672743A
本发明公开了一种有机污染物双酚A的去除方法,属于水处理技术领域。该去除方法包括以下步骤:(1)将绿针假单胞菌接种于以废糖蜜为主要原材料的培养基中,于34‑36℃进行振荡培养,该培养基包括以下组分:废糖蜜1.3‑1.4g/L、牛肉浸膏2‑4g/L、氯化钠4‑6g/L,培养至少24h,离心取上清得培养液;(2)在微生物燃料电池反应器阳极室添加步骤(1)的培养液,再用废水稀释,将COD含量调整至1950‑2050mg/L。本发明可显著强化系统对双酚A的降解效能与产电性能。
Resumen de: CN121679385A
本申请公开了一种燃料电池交流阻抗检测电路结构,属于电化学交流阻抗检测技术领域。该电路结构包括依次电连接的隔直电容、高通滤波及滤噪模块、保护电路、隔离放大器和仪表放大电路;隔直电容用于提取燃料电池的交流电压信号,高通滤波及滤噪模块由限流电阻、第一电阻和滤噪电容组成,实现低频滤波和噪声抑制,保护电路用于抑制上下电时的高压过冲和欠冲,隔离放大器实现高低压隔离传输,仪表放大电路提升信号测量精度。本发明解决了现有技术中隔离放大器易因过冲/欠冲损坏、信号精度损失大的问题,具有过冲抑制效果显著、测量精度高、适配性强的优势,可广泛应用于燃料电池系统的水热管理优化、电堆寿命预测、故障诊断等场景。
Resumen de: CN121688002A
本发明公开一种燃料电池膜电极边框的制造方法及系统。所述制造方法包括如下步骤:S1:制备边框坯体,所述边框坯体具备所述膜电极边框的外形并设置有活性区定位点;S2:在所述边框坯体上的密封区域注胶形成密封胶条;S3:基于所述活性区定位点进行定位,采用激光切割工艺在注胶后的边框坯体上切割出活性区框口。本发明提出的一种燃料电池膜电极边框的制造方法及系统,能够提升边框制造尺寸稳定性,保证活性区框口的精确度。
Resumen de: CN121688022A
本发明公开一种以海上伴生气为原料的固体氧化物燃料电池冷热电三联供的系统和方法,包括:海水淡化系统用于将海水转变为淡水;纯水系统用于将淡水转化为去离子水后进入到SOFC发电撬块;脱硫系统用于对海上伴生气脱去硫组分后进入SOFC发电撬块;SOFC发电撬块基于去离子水和脱硫后的海上低压伴生气进行发电的同时产生高温尾气;余热利用模块基于作为热源的高温尾气以及作为冷源的淡水,控制供热供冷量及余热发电量。因此,本发明以海上伴生气作为原料通过固体氧化物燃料电池发电系统在海上平台进行就地消纳发电,并将发电系统所产生高温尾气进行余热利用,为海上平台供应电力和热水和冷气,丰富海上平台供电结构,提高海上平台供电可靠。
Resumen de: CN121688030A
本发明属于生物能源领域,特别涉及一种基于单细菌修饰碳化钛量子点的光增强微生物燃料电池系统,该系统通过在产电微生物希瓦氏菌S. oneidensis MR‑1内部孵育MQDs,构建S. oneidensis MR‑1@MQDs复合生物阳极;所述MQDs量子点纳米材料具备优异导电性和光响应特性,显著提升了细菌的胞外电子传递效率;在该系统中,S. oneidensis MR‑1@MQDs复合生物阳极在黑暗条件下的输出电流达到232 μA,为对比组的6.3倍;在光照下输出电流进一步提升约2.4倍,表现出良好的光辅助增强效应;本发明系统结构简单、稳定性高,适用于污水处理、清洁能源生产及光驱动生物电化学转化。
Resumen de: CN121673212A
本发明公开了一种二聚化氮氧自由基类液流电池正极材料及其制备方法与应用。该制备方法是先将4‑氧基TEMPO、碘溶液、溶于氨水的氢氧化钾进行Favorskii重排反应,萃取,得到吡咯酰胺,利用吡咯酰胺制得吡咯羧酸,再利用吡咯羧酸制得吡咯二甲基酰胺,将吡咯二甲基酰胺溶解后加入氢化铝锂溶液进行还原反应制得吡咯亚甲基二甲基叔胺,最后将吡咯亚甲基二甲基叔胺与二聚桥连中间体进行取代反应制得本发明正极材料。本发明合成工艺简单,反应产率较高,可有效抑制了液流电池正极材料跨膜渗透导致的容量衰减问题。
Resumen de: US2025038240A1
Anion exchange membranes and materials including silica-based ceramics, and associated methods, are provided. In some aspects, anion exchange membranes that include a silica-based ceramic that forms a coating on and/or within a porous support membrane are described. The anion exchange membranes and materials may have certain structural or chemical attributes (e.g., pore size/distribution, chemical functionalization) that, alone or in combination, can result in advantageous performance characteristics in any of a variety of applications for which selective transport of positively charged ions through membranes/materials is desired. In some embodiments, the silica-based ceramic contains relatively small pores (e.g., substantially spherical nanopores) that may contribute to some such advantageous properties. In some embodiments, the anion exchange membrane or material includes quaternary ammonium groups covalently bound to the silica-based ceramic.
Resumen de: CN121679335A
本申请提供了一种液流电池压降计算方法及其适用的液流电池,液流电池包括电极和流道区,流道区与电极直接接触,流道区包括流道和流道肋,包括如下步骤:预设试验电极的物理参数;对试验电极进行压降测量,记录试验电极的测量流量以及与测量流量对应的测量压降;根据测量流量和测量压降计算电极物性参数;根据电极物性参数计算流道电极压降、流道肋电极压降以及流道压降,并根据流道电极压降、流道肋电极压降以及流道压降计算电池总压降。本申请提供的液流电池压降计算方法及其适用的液流电池能够准确评估液流电池的电堆压降大小,有利于液流电池的结构优化。
Resumen de: CN121673615A
本发明涉及离子交换膜技术领域,具体涉及一种含氟侧链的两性离子传导膜及其制备方法和应用。本发明在路易斯酸催化下,将聚合物主链与含氟苯甲酰氯进行傅克酰基化反应,得到侧链含氟的聚合物;利用含氟苯环上被羰基活化的氟原子与含羟基的硝唑类化合物进行亲核芳香取代反应,接枝碱性基团;利用硝唑环上的叔氮原子对磺酸内酯进行亲核开环反应,在同一侧链上得到含有季铵盐和磺酸基团的两性酸碱对结构,并流延成膜。本发明利用含氟侧链作为化学稳定的“桥”和高效反应活性化点,制备的含氟侧链的两性离子传导膜具有高的离子电导率、离子选择性和高的化学稳定性,可用于液流电池、燃料电池和电解水制氢等领域,应用前景良好。
Resumen de: CN121683689A
本发明涉及固体氧化物电池技术领域,具体涉及一种RSOC多孔电极结构的优化方法。具体优化方法包括:获取二维切片图像序列,并进行图像处理与三维重构,得到三维多孔电极结构模型;基于三维多孔电极结构模型,提取微观结构参数,并建立多尺度电场仿真模型,用于模拟多孔电极在工作状态下的电场分布和电流密度分布;将电场‑电流密度分布结果与微观结构参数进行关联规律分析,用于识别导致电场分布不均匀、局部电流密度过高的关键孔隙结构特征;确定多孔电极的优化方向。本发明建立多孔电极三维微观结构与电场性能的定量关系,有效指导高性能、长寿命RSOC电极的制备,解决因电场分布不均导致的局部过热、性能衰减及短路风险的问题。
Resumen de: CN121688041A
本发明公开了一种燃料电池电堆单元密封结构,包括:电池组、外壳、分配歧管以及密封结构,电池组具有若干个介质分配口;外壳配置于包裹所述电池组,设有与介质分配口对应的外接口;分配歧管,连接介质分配口至相应的外接口;密封结构包括第一密封件和第二密封件,所述第一密封件安装在所述电池组与所述分配歧管间,用于对所述介质分配口与所述分配歧管的连通处进行密封;所述第二密封件安装在所述外壳与所述分配歧管间,用于对所述外接口与所述分配歧管的连通处进行密封;本发明能够对外接口与分配歧管的连通处进行密封,有效避免了流体介质在分配歧管与电池组以及外壳的连接处发生泄漏,提高了燃料电池电堆单元的密封性能。
Resumen de: CN121672600A
本发明提供了一种氧电极材料、车用氧传感器电极、氧电极界面连接层和固体氧化物电池电堆,涉及氧电极材料技术领域。所述氧电极材料包括LaCo0.6‑xFexNi0.4O3‑δ材料。采用新型的钙钛矿陶瓷材料作为氧传感器电极材料,具有成本低廉、界面结合力强、与基体的热行为匹配性较好的优点。本发明还提供了氧电极界面连接层,包括面向金属连接体表面的LaCo0.6‑xFexNi0.4O3‑δ层、面向单电池氧电极表面的LaCo0.6‑xFexNi0.4O3‑δ层、以及两者之间的LCN‑NM层,形成三明治结构。既具有较高的导电性,又与单电池和金属连接体的热膨胀行为相匹配。
Resumen de: CN121688021A
本发明公开了一种基于氢燃料电池的多旋翼无人机高效动力系统及应用方法,涉及新能源航空动力系统技术领域,包括温度与热负荷采集模块,通过传感器网络实时采集燃料电池内部温度分布特征和旋翼电机热负荷变化率,采用模糊逻辑算法处理温度分布特征和热负荷变化率,得到燃料电池废热的空间分布模式和旋翼电机的加热需求动态曲线,热能传递建模与优化模块,根据燃料电池废热的空间分布模式和旋翼电机的加热需求动态曲线,模拟热交换器和导热管路在动态运行环境中气流速度分布下的热能传递路径,确定优化后的热能传递路径;该基于氢燃料电池的多旋翼无人机高效动力系统及应用方法,显著提升热管理效率与系统稳定性。
Resumen de: CN121687997A
本发明公开了一种用于燃料电池的金属双极板及其制备方法,本金属双极板包括金属基底和覆盖金属基底的功能层,所述金属基底为316L不锈钢,所述功能层从靠近金属基底的底层到表层依次为溅射层、过渡层以及三元复合层,所述溅射层由Cr元素构成,所述过渡层由Cr、Ti两种元素构成,所述三元复合层由Cr、Ti、C三种元素构成,功能层的制备工艺为磁控溅射技术结合化学气相沉积技术;本发明的方法制备出的金属双极板具有优异的导电性和耐腐蚀性。
Resumen de: CN121687978A
本发明提供了一种氮/金属/氮复合结构液流电池电极材料及其制备方法和应用,属于液流电池储能技术领域。本发明的制备方法包含如下步骤:将石墨电极顺次在酸性溶液中浸渍、在锌盐溶液中浸渍后煅烧处理,得到多孔石墨电极;将多孔石墨电极在含氮化合物溶液中浸渍后煅烧处理,将氮掺杂石墨电极在含金属盐和还原剂的溶液中进行水热反应,得到氮/金属复合结构石墨电极;采用化学气相沉积法在氮/金属复合结构石墨电极表面包覆含氮碳层,得到氮/金属/氮复合结构液流电池电极材料。本发明的氮/金属/氮结构可将金属元素锚定在石墨电极表面,避免其长时运行过程中的脱落,解决了液流电池长时运行过程中电极表面活性的稳定问题。
Resumen de: CN121688020A
本发明公开了一种基于元学习与自适应网络的燃料电池剩余寿命预测方法。包括以下步骤:首先,获取原始燃料电池运行数据并构造训练数据集;接着,构建融合自适应层的燃料电池剩余寿命预测模型,基于训练数据集,利用元学习方法对燃料电池剩余寿命预测模型进行训练,获得训练好的燃料电池剩余寿命预测模型;最后,采集待测燃料电池的若干个与电堆总电压最相关的燃料电池运行参数并预处理后,再输入到训练好的燃料电池剩余寿命预测模型中,模型输出该待测燃料电池的剩余寿命。本发明仅需40%‑45%的寿命周期数据即可实现高精度预测,缓解预测要求对数据需求的严重依赖,提升了燃料电池系统运维的可靠性与经济性。
Resumen de: CN121688036A
本发明公开了一种提高固体氧化物电池堆及模块密封性的加压装置,包括SOC电池堆/模块、顶板、底板、螺杆、螺母、陶瓷碟簧、压电陶瓷制动器、压力传感器;所述SOC电池堆/模块、陶瓷碟簧位于顶板和底板之间,所述陶瓷碟簧为二个或二个以上、且均匀设置在SOC电池堆/模块的上面;所述压电陶瓷制动器串接于陶瓷碟簧之上,压力传感器设置连接在压电陶瓷制动器的上面;所述螺杆连接顶板和底板,并用螺母锁紧螺杆。本发明通过压电陶瓷制动器、并结合陶瓷碟簧以精确控制固体氧化物电池堆及模块的密封压力,从而有效解决现有的固体氧化物燃料电池堆及模块在室温安装和高温运行时无法精确测量与控制密封压力的难题。
Resumen de: CN121687983A
本发明属于电极材料技术领域,具体涉及一种复合钙钛矿电极材料及其制备方法,将分子式中金属元素对应的硝酸盐或氧化物溶解在硝酸溶液中,加热溶液,制备得到的溶胶,之后将其燃烧,在富氧条件下煅烧最终获得粉末状的电极材料。本发明的多元掺杂方法能够获得具有异质结构R‑P型钙钛矿材料,采用该材料制得的电池具有良好的电化学性能和优异的稳定性。
Resumen de: CN121688005A
本发明涉及燃料电池技术领域,具体提供一种燃料电池余热回收系统的控制方法及余热回收系统。具体地,本发明的燃料电池余热回收系统包括燃料电池、换热器、蓄热水箱和换热水循环管,换热器与燃料电池的尾气排放口、冷却液出口和冷却液进口连通,换热水循环管将蓄热水箱与换热器连通,以使蓄热水箱能够吸收尾气和冷却液的热量,控制方法包括:获取蓄热水箱的当前水温和/或目标水温;根据当前水温和/或目标水温,选择性地使蓄热水箱吸收尾气的热量。蓄热水箱能够对冷却液和尾气的热量进行回收,回收利用率高,减少了热量的浪费,通过蓄热水箱的水温情况来进行判断是否需要对尾气的热量进行回收,有利于保证燃料电池温度的稳定性。
Resumen de: ES2992538A1
Hydrogen fuel cell obtained by equipment with ionization by means of solar energy characterized by being constituted by a fuel cell (CD) and a hydrogen generation equipment, where the elements of the set are the following: Fuel cell (50), constituted by an external perimeter profile in cylindrical form that contains two sheets resistant to oxidation, spirally wound on themselves, of variable extension: external anode membrane (51), internal cathode membrane (52) and between them an electrolyte (53) in a closed circuit (57), with an external cooling device (58) and a more external catalytic membrane (59), being located at the end of the membranes (51) and (52) the electricity outputs (+) (55) and (-) (56) produced and, where the hydrogen is constituted by an attached hydrogen generating equipment. (Machine-translation by Google Translate, not legally binding)
Resumen de: CN121688004A
本发明涉及氢燃料电池技术领域,具体是涉及一种具有循环定向风冷散热功能的氢燃料电池;包括:机架;氢燃料电池,竖直设置于所述机架上且内部设有散热通道;外风冷模块,竖直设置于所述氢燃料电池的外侧,所述外风冷模块设有用于导入外部冷却风源的冷却仓,所述冷却仓内相对滑移设置有第一导风件和第二导风件;内风冷模块,竖直设置于所述氢燃料电池内,所述内风冷模块设有相对滑移设置的第一引风组和第二引风组,所述第一引风组和所述第二引风组能够相向移动并围合形成检测区,用于对经所述第一导风件和所述第二导风件定向导出的局部风源进行通风量检测;本发明不仅能够对氢燃料电池的局部高温成因进行主动检测且能够实现对高温成因主动清除。
Resumen de: CN121688034A
本发明公开了一种基于双阴离子盐的镁燃料电池非水基电解液及其制备方法,该电解液由双阴离子镁盐复合盐、低水混合溶剂、成核剂及稳定剂组成;双阴离子镁盐复合盐为三氟甲磺酸镁(Mg(OTf)₂)与双三氟甲磺酰亚胺镁(Mg(TFSI)₂)的混合物,低水混合溶剂为碳酸丙烯酯(PC)与四氢呋喃(THF)的混合物。制备方法包括复合盐配制、低水混合溶剂配制、盐溶解、添加成核剂与稳定剂及退火处理步骤。
Resumen de: CN121688042A
本发明提供了一种用于电解槽和燃料电池的高应力均压端板结构及其制备方法,包括:两组间隔平行设置的外端板,在两组所述外端板之间设置有若干个电堆组件,并以串联方式进行连接;所述电堆组件包括内端板和双极板,所述双极板固定设置于所述内端板的上表面和下表面,所述外端板在靠近电堆组件的一侧设置有多孔支撑板;预紧组件,所述预紧组件用于向所述外端板施加预紧力,并压缩所述多孔支撑板,本发明有效解决了传统端板因弯曲变形导致的压紧力分布不均问题,提高了电堆的界面接触性能、反应均匀性与使用寿命。
Resumen de: CN121687977A
本发明提供了一种金属/碳负载液流电池电极材料及其制备方法和应用,属于液流电池储能技术领域。本发明的制备方法包含如下步骤:将石墨电极在活性气体中进行活化处理,得到的亲水性石墨电极在锌盐溶液中浸渍后顺次进行干燥、煅烧;将多孔石墨电极进行酸洗,通过电沉积在石墨基底材料的表面和孔隙中沉积金属元素;通过化学气相沉积在金属负载石墨电极的表面负载碳层,得到金属/碳负载液流电池电极材料。本发明制备的电极材料具备良好的亲水性和大比表面积,碳层结构的引入可将金属元素固定在石墨电极中,从而改善在长循环过程中由于电解液侵蚀冲刷所导致的金属元素脱落的问题,同步提升全钒液流电池的能量效率与长循环稳定性,延长使用寿命。
Resumen de: CN121687994A
本发明属于燃料电池领域,公开了一种燃料电池用双极板的制备方法,首先制备中低浓度树脂溶液一,在真空环境下刷涂于膨胀石墨双极板所有外表面,之后将膨胀石墨双极板置于密封罐内,并对密封罐内抽真空,再向密封罐内注入质量较高浓度的树脂溶液二,并再次对密封罐抽真空,使完成的双极板浸渍于真空环境下的树脂溶液二中,之后缓慢控制密封罐内破空处理,最后经过干燥、压制后得到所需膨胀石墨双极板,本方法可以有效实现树脂填充膨胀石墨材料中的孔隙,提高填充效率,并实现填充过程可控,加强填充渗透全面,在保证高的电导率的前提下,提高膨胀石墨板机械强度。
Resumen de: CN121687993A
本发明属于燃料电池领域,公开了一种燃料电池用双极板的制备方法,首先制备低浓度树脂溶液一,并涂覆于膨胀石墨双极板所有外表面,之后将膨胀石墨双极板置于密封罐内,并对密封罐内抽真空,再向密封罐内注入质量较高浓度的树脂溶液二,并再次对密封罐抽真空,使完成的双极板浸渍于真空环境下的树脂溶液二中,之后缓慢控制密封罐内破空处理,最后经过干燥、压制后得到所需膨胀石墨双极板,本方法可以有效实现树脂填充膨胀石墨材料中的孔隙,提高填充效率,并实现填充过程可控,加强填充渗透全面,在保证高的电导率的前提下,提高膨胀石墨板机械强度。
Resumen de: CN121688001A
本发明涉及双极板制造技术领域,特别是涉及一种提高双极板流道深度一致性的蚀刻喷淋装置及其使用方法。该装置包括喷淋架和输送结构,输送结构包括输送架、上下输送滚轮及滚轮轴,相邻下输送滚轮间竖直安装亲水软刷,刷毛部与工件下表面贴合;喷淋架设于输送结构下方,其输液管沿工件输送方向排布,输液管上的脉冲喷头竖直向上朝向工件,且输液管与亲水软刷错开设置。本发明借助亲水软刷、中空通道及负压吸取系统,高效排出工件表面积液,破坏液膜并促进蚀刻液更新,解决传统工艺积液滞留、蚀刻液交换不畅的问题,显著提升双极板流道蚀刻均匀性与深度一致性。
Resumen de: CN224005227U
本申请涉及一种多通道高温质子交换膜燃料电池的单电池测试系统,属于高温质子交换膜燃料电池性能评价设备领域。所述测试系统包括多个测试通道,所述测试通道并联设置,其中,每个测试通道均包括气体供应模块、电子负载模块、电化学阻抗模块、报警监控模块和集成控制模块。本申请的多通道高温质子交换膜燃料电池的单电池测试系统可实现多组燃料电池在不同测试条件下同时进行单电池性能测试的功能,提高效率;其自动化程度高,可实现自动切换气体流速、自动变载、自动记录数据等功能,一键化操作,无需人工值守。
Resumen de: CN224005891U
本实用新型公开了一种集成式全钒液流电池储能结构系统,属于储能技术领域。包括外壳,其内部设有上箱体和下箱体。上箱体内置水箱,下箱体内有电堆,电堆与正、负极电解液储罐通过管路联通,管路上设有阀门、过滤器和泵系统,储罐底部有电加热器,电堆两侧管路上套有水冷系统,下箱体两侧有散热机构。此系统集成化程度高,结构紧凑,减少占地面积。水冷系统与散热机构协同工作,结合电加热器,有效控制温度,确保电池在不同环境温度下稳定运行,延长电池寿命。泵系统和过滤器保障电解液循环稳定高效,且便于监控与维护,能实时监测系统状态,及时定位并解决问题,提高系统安全性、可靠性和运维效率,适用于多种储能场景。
Resumen de: CN121688019A
本申请公开了面向氢氧互串早期预警的燃料电池在线诊断方法及系统,所述方法在燃料电池动态运行过程中,通过向燃料电池施加多频交流激励信号并同步采集响应信号,经处理后得到电化学阻抗谱;利用弛豫时间分布解析技术从阻抗谱中提取表征质子交换膜状态的特征参数;将该特征参数与实时工况数据组合后输入人工智能预测模型,得到膜的量化健康状态值、剩余安全寿命及风险等级。本申请实现了对质子交换膜健康状态的量化评估与早期预警,达到了在膜发生微观损伤阶段即提前数十至数百小时发出精准预警,并量化输出健康状态与剩余寿命,从而将安全防护从事后补救转变为事前预测的技术效果。
Resumen de: CN121688015A
本发明公开了一种氢燃料电池系统的电池故障处置装置、方法及车辆,该装置包括:感知模块,用于获取氢燃料电池系统的电池电堆中各单体电池的电池参数,电池参数包括电压和温度;开关模块,设置于各单体电池的氢气供给通路上,用于通过其自身的通断状态来控制相应单体电池的氢气供给通路的通断,以控制相应单体电池的氢气供给状态;控制模块,分别与感知模块和开关模块连接,用于基于各单体电池的电池参数确定电池电堆中存在故障的故障单体电池,并控制开关模块的状态以断开故障单体电池的氢气供给通路,以停止对故障单体电池的氢气供给。本发明实现了氢燃料电池系统的容错运行,保障了车辆在极端工况下的持续动力输出,降低了维护成本。
Resumen de: CN121684663A
本申请涉及一种用于燃料电池的膜电极组件的装配生产线的管理与调度控制单元,包括:生产模式模块,所述生产模式模块配置为在生产线以生产模式运行时管理及调度生产线;清洁模式模块,所述清洁模式模块配置为在生产线以清洁模式运行时管理及调度生产线;以及与生产模式模块和清洁模式模块两者通信联接的调度接口模块,所述调度接口模块配置为与生产线的多个生产工位中的每个对接,并基于生产线当前以生产模式或清洁模式运行而选择性地基于由生产模式模块或清洁模式模块向其发送的通信信息来生成用于生产线的相应生产工位的管理与调度的控制信号。还提供一种适于使燃料电池的膜电极组件的装配生产线维持清洁的用于膜电极组件装配的原料。
Resumen de: CN121688023A
本发明公开了一种膜电极制备方法,首先通过静电纺丝机纺丝构筑了导质子的纤维骨架,再通过磁控溅射方法得到了超薄Pt原子层,大幅度降低了贵金属Pt的用量,提高了Pt的利用率,测试表明,该膜电极具有良好的电池性能,且兼具优异的耐久性。
Resumen de: CN224005890U
本实用新型公开了一种液流电池再平衡系统电池管理装置,涉及液流电池储能技术领域,旨在解决当前液流电池再平衡系统电池管理装置存在的成本高、体积大、采集信号受干扰大、控制周期长以及维护检修不易的技术问题,包括机笼、若干个板卡固定面板、散热结构、采控设备,采控设备设置于机笼内部,且板卡固定面板与机笼连接用于固定采控设备,散热结构设于机笼上,采控设备包括主控板卡、数字量输出板卡、数字量输入板卡,本实用新型通过创新的结构设计与硬件选型,采用机笼机箱加板卡形式及高性能微控制器,解决了液流电池再平衡系统电池管理装置成本高、体积大、采集信号单一且易受干扰、控制周期长以及维护检修困难的问题。
Resumen de: CN224005888U
本实用新型公开了质子交换膜燃料电池冷热电联供装置,包括供能装置,供能装置分别通过输氢管和回氢管连接有供氢装置,供能装置通过输气管连接有供气装置,供能装置通过供水管依次连接有PTC加热装置和供水装置,供能装置通过回水管连接供水装置,供能装置连接有气液分离器,气液分离器连接有涡流管,涡流管分别通过余热回收管、冷气回收管连接供能装置,冷气回收管上设置有电磁阀,余热回收管上设置有第一控制阀;本实用新型提高了装置内部的散热效率与均匀性,实现了对装置内部热量的高效管理,能够通过精准控制冷却介质的流动路径和速率,确保热量在整个集装箱中均匀分布,使整个装置的运行更具可持续性。
Resumen de: CN224006637U
本实用新型公开了一种具有充电功能的应急照明装置,包括车体,车体顶面设有机箱,车体顶面在机箱一侧还设有竖置电动伸缩杆,电动伸缩杆顶端设有快接支架,快接支架上设有户外灯;机箱中设有充电单元,充电单元与电动伸缩杆、户外灯电连接。本实用新型的应急照明装置,其方便移动,并能够采用蓄电池供电进行应急照明;还能对蓄电池进行充电,保证应急照明的稳定持续;且能够适用于多种室外环境。
Resumen de: CN224005887U
本实用新型属于燃料电池测试技术领域,公开了一种燃料电池增湿器温度控制装置。包括补水管路、反应气通入管路、反应气通出管路、补水控制阀、液位计、电加热器、温度传感器、电伴热、流量控制器。本实用新型可避免反应气增湿过程热量散失,露点控温不稳,巧妙的利用常规器件构造使增湿器很好控制露点温度,经济性良好,解决了增湿器露点控温不稳特别是小气量时的露点控制问题,由于小气量露点控制不好影响燃料电池测试运行的问题。
Resumen de: CN224005892U
本实用新型属于液流电池技术领域,公开了一种可堆叠和并排部署的模块化液流电池系统,电池单元集成于系统箱内,若干个系统箱垂直堆叠或并排部署,运输时每两个系统箱安装在一个标准ISO集装箱中;并排部署时,可以按照一个标准ISO集装箱中含有两套系统箱直接部署。本实用新型至少具备以下优势:电池单元集成到系统箱中,可以在几乎无需结构调整的情况下堆叠或并排部署。ISO集装箱可在运输过程中容纳两个系统箱,电解液已预先填充,最大限度减少了现场安装时间和成本。锁定装置可用于长期和短期安装,提供了适应长期或临时储能需求的灵活性。
Resumen de: CN121688013A
本发明涉及氢燃料电池领域,具体是涉及一种基于反应水循环利用的封闭式风冷氢燃料电池。包括壳体以及等间距堆叠在其中的单电池,相邻单电池之间形成反应腔,每个单电池的表面均设有质子交换膜,还包括水循环利用机构,水循环利用机构包括风冷罩、收集仓、冷凝器、加湿器和引流扇,风冷罩与壳体之间形成风冷空腔,收集仓与出气口之间连接有引流管,壳体上位于每两个相邻质子交换膜之间的区域均对应开设有气道,每个气道处均设有控制结构,每两个相邻质子交换膜之间均对应设有湿度传感器。本发明通过循环利用反应水使风冷气流加湿,同时通过控制结构对气道动态调节,配合湿度传感器,精准控制各区域气流,提升氢燃料电池内部湿度均匀性。
Resumen de: CN121687996A
本发明提供一种金属双极板及其制备方法,金属双极板包括金属基底以及覆盖在金属基底上的功能层,所述金属基底为纯钛,所述功能层为三层复合结构,从靠近金属基底处的底层至表层依次为结合层、过渡层和三元复合层,所述结合层由金属Nb构成,所述过渡层由Nb、N两种元素构成,所述三元复合层由Ti、Nb、N三种元素构成,功能层的沉积工艺为脉冲偏压电弧离子镀,使金属双极板具有优异的导电性和耐腐蚀性。
Resumen de: CN121683366A
本申请关于一种燃料电池电堆的仿真方法、装置、存储介质及电子设备,属于燃料电池技术领域。该方法中,燃料电池电堆的冲击工况模型包括电堆在目标冲击工况之前的目标装配工况下的初始位移数据和初始应力数据;通过求解该冲击工况模型得到电堆的动态力学响应;基于该动态力学响应对电堆进行结构优化。上述方法中,以电堆在目标装配工况下的状态作为冲击工况模型的初始状态,符合真实场景中电堆在冲击工况前会受到装配载荷作用的场景,相对于仅基于目标冲击工况对电堆进行冲击工况建模得到的模型,该冲击工况模型更加符合电堆的实际工况,进而得到的动态力学响应的准确性和可信度更高,结构优化得到的电堆将更好的达到安全性和可靠性的要求。
Resumen de: CN121676088A
本发明公开了一种基于压缩空气与氢能的储能发电系统及方法,应用于储能发电领域,包括压缩空气储能单元、热化学制氢单元、电化学制氢单元和燃料电池发电单元;压缩空气储能单元包括通过管道连接的压缩机、压缩热换热器、空气储罐、膨胀热换热器和膨胀机;热化学制氢单元通过导热回路与压缩热换热器连接,以将燃料与水蒸气转化为氢气并储存;电化学制氢单元利用剩余电源提供的电能制取氢气和氧气并分别储存;燃料电池发电单元的阳极连接热化学制氢单元与电化学制氢单元的氢气输出端,阴极连接空气储罐和电化学制氢单元的氧气输出端。本发明通过回收废热驱动制氢并耦合电制氢,实现了压缩空气与氢能储能的高效融合,提升了系统效率与运行灵活性。
Resumen de: CN224005889U
本实用新型涉及燃料电池技术领域,公开了一种燃料电池气水分离器,包括:壳体、分水板、隔水板、挡板及挡块,壳体开设有进气口、出气口及出水口;分水板横向设于壳体内将其分隔为上方的分隔腔及下方的集水腔,分水板上开设有连通分隔腔及集水腔的通气口,集水腔与出水口连通;隔水板竖向设于分隔腔内将其分隔为进气腔及分水腔,隔水板下端设有连通进气腔及分水腔的连接通道,进气口与进气腔连通;各挡板上下间隔交错设于分水腔内,使分水腔内形成气水通道,气水通道的上端与出气口连通,其下端分别与通气口及进气腔连通;各挡块上下间隔设于所以气水通道内,以在气水通道内形成分流。本实用新型的能够进一步降低气水流速,提高分水效率。
Resumen de: WO2025121690A1
A method for manufacturing a conductive oxide for a membrane-electrode assembly includes heat-treating a metal oxide and cooling the metal oxide, wherein a cooling rate in cooling the metal oxide is at least twice a heating rate in the heat-treating the metal oxide, based on an absolute value.
Resumen de: CN121688025A
本发明公开了一种燃料电池高稳定性膜电极的制备方法,首先制备自由基淬灭型低Pt合金催化剂,再通过静电纺丝工艺构筑质子、电子及反应物三相界面的纤维骨架,得到了高稳定性的低铂静电纺丝电极,降低了贵金属Pt的用量,提高了电极的稳定性;测试表明,该纺丝电极具有良好的电池性能和优异的耐久性。
Resumen de: CN121688040A
本发明公开了一种各向异性导热的燃料电池绝缘框架及其制备方法和氢燃料电池电堆,属于氢燃料电池技术领域,其技术方案要点是一种各向异性导热的燃料电池绝缘框架,所述绝缘框架主要由聚合物基体和分散于聚合物基体中的高导热绝缘填料制成,所述高导热绝缘填料在聚合物基体中呈定向排列,使所述绝缘框架在厚度方向的导热系数大于其平面方向的导热系数,该绝缘框架在厚度方向(Z方向)具有高导热性,以利于热量导出,在平面方向(X‑Y方向)具有低导热性,以阻止热量横向扩散,从而实现高效定向散热与安全电绝缘的统一。
Resumen de: CN121688035A
本发明提供了一种燃料电池的电池堆及其压装方法。该方法包括:获取待压装电池堆的关键设计参数,其中,所述关键设计参数包括双极板材质、双极板面积、密封圈材质和单电池数量;基于所述关键设计参数,通过预定义的压装力估算模型确定所述待压装电池的推荐压装力;根据所述推荐压装力对所述待压装电池堆进行压装。该方法因为引入了双极板材质、双极板面积、密封圈材质和单电池数量作为建模依据,并通过预定义的压装力估算模型自动输出推荐压装力,解决了传统依赖人工经验导致压装力设定不一致、产品良率波动大的问题。
Resumen de: CN121688039A
本发明涉及氢能发电技术领域,具体为一种集成式固态储氢发电装置及装配方法,装置包括凹字形固态储氢模块、左/右端盖、上端盖、减压模块及并联发电单元,发电单元由层叠配合的换热翅片、双极板和膜电极组件构成,其中:热循环设计:膜电极组件化学反应发热经铜制换热翅片传递至固态储氢模块,驱动其内颗粒状稀土基/钛系储氢材料持续吸热放氢;换热翅片通过卡槽固定,其密排孔与双极板密排柱插接,实现快速导热与机械定位;集成气路:上端盖设有隔离的氢/空气流道,氢气经减压模块从储氢模块输送至双极板流道,空气通入换热翅片流道。本发明将放氢、发电、热管理功能集成于单一装置,利用反应废热驱动放氢循环,显著提高系统能效与紧凑性。
Resumen de: JP2026047665A
【課題】燃料電池システムのオーバーシュートを抑制する。【解決手段】燃料電池システムは、燃料電池と、燃料電池に酸化ガスを供給する酸化ガス供給系と、酸化ガス供給系を制御して酸化ガスのストイキ比を調整可能に構成されている制御部と、を備える。制御部は、燃料電池のスタック電流が予め定められた電流閾値以下である低負荷状態では、燃料電池のスタック電圧に応じてストイキ比を少なくとも二つの値の間で変更する。制御部は、スタック電流が電流閾値より大きい高負荷状態では、スタック電圧に関わらずストイキ比を一定に維持する。【選択図】図4
Resumen de: JP2026047514A
【課題】燃料電池モジュールの被水抑制構造において、蓋部を燃料電池モジュールの外板に保持する保持部材の軸力低下を抑制する。【解決手段】燃料電池モジュールFCMの外板Pに設けられた開口部OPhを覆う蓋部Lhと、外板Pと蓋部Lhとの間に設けられ、弾性を備えたシール部材Whと、軸力により蓋部Lhをシール部材Whを介して外板Pに保持する保持部材と、外板P及び蓋部Lhとの間に介在する剛体RGとを備えて燃料電池モジュールFCMの被水抑制構造を構成する。【選択図】図1
Resumen de: JP2026047458A
【課題】膜電極接合体に存在するセリウムの分布とその濃度を、簡易的かつ短時間に分析することができるセリウムの濃度分布の測定方法を提供する。【解決手段】セリウムの濃度分布の測定方法は、セリウムの複数の濃度が予め特定された基準となる基準サンプルと、セリウムの濃度分布の測定対象となる膜電極接合体とを、準備する工程と、基準サンプルと膜電極接合体とを、同時に、蛍光X線分析を行うことにより、膜電極接合体のセリウムの分布を測定する分布測定工程と、基準サンプルのセリウムから放出された蛍光X線の強度と、予め特定された基準サンプルのセリウムの濃度と、に基づいて、膜電極接合体のセリウムから放出された蛍光X線の強度に対応付けたセリウムの濃度を算出する濃度算出工程と、を含む。【選択図】図1
Resumen de: JP2026047596A
【課題】二酸化炭素を含む改質用水を使用したとしても、十分な水蒸気改質を行うことのできる燃料電池システムを提供する。【解決手段】燃料電池システムは、燃料電池1と、燃料電池1に供給する水素を含む燃料ガスを水蒸気改質により生成する燃料処理部2と、水蒸気改質に用いられる改質用水としての水を貯える改質用水貯留部4と、改質用水を燃料処理部2に供給する改質用水供給部5と、燃料処理部2から排出される排ガスに含まれる水を回収水として回収し、回収水を改質用水としての水として改質用水貯留部4に供給する回収水回収部6と、制御部Cと、を備え、改質用水供給部5は、改質用水供給路51を流通する改質用水の流量を調整する調整機構を有し、制御部Cは、改質用水としての水に関する温度情報に基づいて改質用水中の二酸化炭素濃度の推定値を算出し、推定値に基づいて調整機構を制御する。【選択図】図1
Resumen de: JP2026047595A
【課題】マイコンメータによる警報の発報等を防ぎつつ、昇降温履歴を発生させない燃料電池システムを提供する。【解決手段】燃料電池システムSは、原燃料を改質して改質ガスを生成する改質部13と、改質ガスと酸化剤ガスとを反応させることによる発電反応、及び外部電力による水蒸気の電解反応を行うことが可能な電気化学反応部14と、電気化学反応部14から排出される排出ガスを燃焼させる燃焼部15と、を有するホットモジュール1と、マイコンメータを経由した原燃料を改質部13に原燃料を供給する原燃料供給部2と、電気化学反応部14に酸化剤ガスを供給する酸化剤ガス供給部3と、改質部13に水を供給する水供給部4と、電気化学反応部14が発電反応を行う第一状態と、電気化学反応部14が電解反応を行う第二状態とを切替える制御部5と、を備え、制御部5は、漏洩判定用期間において所定期間の経過後に、第一状態から第二状態に切替える。【選択図】図1
Resumen de: AT528606A1
Um in einer Redox-Durchflussbatterie Leckagen eines Elektrolyten frühzeitig und auch ohne entsprechende Leckagesensorik zu erkennen und um einen sich ausbildendenden Siphoneffekts zu unterbrechen, ist vorgesehen, dass im Elektrolyttank (13a, 13b) eine Rohranordnung (50) angeordnet ist, die zumindest zwei Rohre (51, 52, 61, 62) unterschiedlicher Länge umfasst, wobei jedes der zumindest zwei Rohre (51, 52, 61, 62) ein erstes axiales Ende (51-1, 52-1, 61-1, 62-1) und ein zweites axiales Ende (51-2, 52-2, 61-2, 62-2) aufweist, die jeweils durch ein Strömungsvolumen (53, 54, 63, 64) miteinander verbunden sind, wobei die ersten axialen Enden (51-1, 52-1, 61-1, 62-1) offen sind und im Elektrolyttank (13a, 13b) in unterschiedlichen Tiefen (T1, T2, T3, T4) enden, wobei die den ersten axialen Enden (51-1, 52-1, 61-1, 62-1) gegenüberliegenden zweiten Enden (51-2, 52- 2, 61-2, 62-2) der zumindest zwei Rohre (51, 52, 61, 62) in ein Mischvolumen (56) in einem Anschlussrohr (55) münden, wobei die Strömungsvolumen (53, 54, 63, 64) der zumindest zwei Rohre (51, 52, 61, 62) über das Mischvolumen (56) miteinander verbunden sind und wobei das Mischvolumen (56) bei Verwendung des Elektrolyttanks (13a, 13b) oberhalb des Füllstands (LVa, LVb) des Elektrolyten (15a, 15b) liegt.
Resumen de: CN121662870A
本申请公开一种氢气进堆压力控制方法、装置、存储介质及车辆,涉及燃料电池技术领域,包括:确定当前燃料电池运行状态所处的运行阶段,并确定所述运行阶段维持所述燃料电池所需比例阀的需求占空比;根据所述需求占空比,确定与所述运行阶段对应的比例阀控制策略;通过所述比例阀控制策略,控制所述燃料电池的氢气进堆压力。从而可以满足燃料电池各个运行阶段的差异化需求,减小比例阀切换或频繁切换时的压力波动,还可以避免比例阀长时间小占空比开启,减低系统效率,并且适配燃料电池全生命周期与复杂工况的控制需求。
Resumen de: CN121662869A
本申请公开了一种发动机快速拉载的计量比补偿控制方法、系统、车辆及设备。发动机快速拉载的计量比补偿控制方法,包括:获得动态拉载前运行工况下电堆的状态参数,电堆的状态参数包括电堆阴极侧的温度、压力、湿度和流量;根据电堆的状态参数,得到动态拉载前运行工况下电堆阴极侧的存水量;获得环境温度和环境湿度;根据电堆阴极侧的存水量、环境温度和环境湿度,得到计量比补偿量;根据计量比补偿量对原计量比目标值进行补偿,得到最终计量比目标值,最终计量比目标值用于对发动机的供气流量进行控制。采用本申请,可通过电堆状态参数计算出拉载前电堆阴极侧的存水量,并结合环境温湿度得到计量比补偿量,实现发动机快速拉载的计量比补偿。
Resumen de: CN121662866A
本发明涉及车辆控制技术领域,具体公开了一种燃料电池车辆及其控制方法与装置、存储介质、控制器,其中,燃料电池车辆的加氢口盖控制方法包括:在接收到所述车辆下电信号第一预设时长且未接收到所述加氢口盖打开信号时,获取所述燃料电池的剩余氢量、电堆阻抗和环境温度;在所述剩余氢量小于预设氢量、所述电堆阻抗小于预设阻抗且所述环境温度小于预设温度时,确定所述燃料电池执行下电吹扫的时长为第二预设时长;在所述燃料电池执行完下电吹扫所述第二预设时长后,若所述车辆处于允许加氢状态,则控制所述加氢口盖打开,以便对所述燃料电池车辆执行加氢操作,从而能够提高燃料电池吹扫时间的精度,并提高燃料电池的使用寿命和用户的使用体验。
Resumen de: CN121662874A
本申请公开了一种基于膜健康状态预警的燃料电池主动抑爆方法及系统,所述方法包括:接收在线电化学阻抗谱诊断系统监测的质子交换膜健康状态参数;基于参数与预设阈值判定风险等级;当风险等级为危险级时,自动触发紧急抑爆联动控制序列,该序列首先向电气安全子系统发送指令以切断燃料电池堆主电路并泄放能量,消除点火源;随后向抑爆剂存储与注入子系统发送指令,开启高速电磁阀,将抑爆剂注入燃料电池堆的阴极空气流路,建立抑爆氛围。本申请将预测性预警与主动防护深度融合,从根本上将安全范式由“泄漏后灭火”革新为“破损前抑爆”,有效解决了氢氧互串的主动抑爆难题。
Resumen de: CN121654980A
本申请公开一种用于SOFC系统中的火焰燃烧器,包括第一管件、第二管件和火焰罩。火焰罩设于第一管件内,二者间形成第一阴极尾气腔。第二管件与火焰罩一端相连,其内侧管壁内为第二阴极尾气腔,内外侧管壁间是阳极尾气腔。在第二管件与火焰罩连接处设阴极尾气件,侧边有阳极尾气火孔连阳极尾气腔,点火器装于阳极尾气火孔,燃料管道连通阳极尾气腔。火焰罩内近阴极尾气件处设主燃室,主燃室远离阴极尾气件一侧连接多孔介质。火焰罩侧壁有第一、第二阴极尾气孔,分别对应主燃室和多孔介质。通过包裹式扩散燃烧,能使阳极尾气充分燃烧,未燃尽的可在多孔介质中继续燃烧,实现超低排放;同时,其结构可合理分配阴极尾气比例,避免火焰吹熄,实现稳燃。
Resumen de: CN121650845A
本发明公开了一种无人潜艇动力系统及其使用方法,包括淡水净化装置:用于对海水进行净化和淡化;甲醇装置:用于基于提供的淡水,对甲醇气体进行加热;甲醇燃料电池:用于基于加热后甲醇气体及氧气,转化输出电能,制氢反应装置:用于基于甲醇和淡水,进行氢气制取;氢燃料电池:用于基于氢气和的氧气,转化输出电能;动力输出装置:基于电能,进行动力输出;电控单元:基于动力输出装置的动力输出信号,对甲醇装置中甲醇气体的输出量、氧气模块中氧气的输出量以及淡水净化装置中的海水输入量进行控制。本发明增加了燃料电池的排放处理系统,可用于密闭空间如水下、航空等特殊场景,同时整个系统集成度更高、更紧凑、安全系数也更高。
Resumen de: CN121662887A
本发明公开了一种用于电堆的封装组件以及封装方法,本发明涉及电堆封装技术领域,封装组件包括:两个安装杆体,安装杆体用于固定于电堆的底座,两个安装杆体均沿第一方向延伸且相互平行,连接件,连接件适于连接在两个安装杆体之间,在电堆压缩完成情况下,沿第二方向,两个安装杆体分别位于电堆的相对两侧,且两个安装杆体适于固定于底座,连接件沿电堆的表面弯折且与电堆抵接以封装电堆,连接件配置为在封装电堆之前被拉长,第一方向和第二方向垂直。由此,能够降低连接件在封装时的长度发生变化概率,可减小连接件长度公差对封装力分布均匀性的影响,也能够避免连接件在封装电堆时封装力衰减,能够实现较好的封装效果。
Resumen de: CN121662872A
本说明书实施方式提供了一种燃料电池及其防护方法、装置和电池控制器,涉及电池技术领域。所述燃料电池包括多个电池单体组成的电堆、空压机及电池控制器;方法包括:在电堆处于低功率运行区间或处于减载工况的情况下,获取当前时刻下电堆的包括电堆电流、电堆电流变化速率、电堆寿命衰减率的多个运行参数;将多个运行参数作为状态空间模型的输入,得到预测的电堆的最高单体电压预测值;在最高单体电压预测值大于或者等于预设安全电压阈值的情况下,基于最高单体电压预测值,确定附件能耗;基于附件能耗将电堆的最高单体电压抑制在预设安全电压阈值之内。如此,可以提前对燃料电池的高电位进行预测并主动介入防护,提高燃料电池的使用寿命。
Resumen de: CN121662883A
本发明涉及一种燃料电池质子交换膜及其制备方法,包括以下步骤:将中性的Nafion溶液和有机醇混合均匀,在200~240℃进行保温处理,得到树脂溶液;在基板上涂布第一层树脂溶液,将多孔膜覆盖在第一层树脂溶液上,预干燥后再在多孔膜上涂布第二层树脂溶液,预干燥得到复合膜;复合膜经干燥、热处理和后处理,得到燃料电池质子交换膜。本发明向中性的Nafion溶液中加入有机醇,经保温处理,可以一次得到满足后续工艺需求的树脂溶液;再经涂布制得复合膜,避免负压浸渍易产生气泡的缺陷;最后经热处理和后处理得到质子交换膜,制备步骤简单,成本低,效率高;所得质子交换膜电导率性能良好,机械性能较为优异。
Resumen de: JP2026047181A
【課題】本発明の目的は、ガスバリア性を有しており、水蒸気透過性に優れ、調湿装置、燃料電池システム等として有効に用いられる中空糸膜、および、その中空糸膜モジュールを提供することである。【解決手段】内表面側に層Aを有する中空糸膜であって、前記層Aの厚みが1μm以上12μm以下であり、前記中空糸膜の外表面は複数の孔を有しており、前記外表面の開孔率は、5%以上30%以下であることを特徴とする中空糸膜。【選択図】図1
Resumen de: US20260066312A1
An interconnect for an electrochemical cell stack includes reactant holes that extend through the interconnect, and a reactant side including a reactant field containing reactant channels and reactant ribs that extend between the reactant holes, a peripheral seal surface that surrounds the reactant field and the reactant holes, recess seal surfaces disposed inside of the peripheral seal surface on opposing sides of the reactant field and recessed relative to the peripheral seal surface, and nest sidewalls that connect the recess seal surfaces to the peripheral seal surface. The nest sidewalls extend substantially perpendicular to the peripheral seal surface and to the recess seal surfaces. The nest sidewalls, the recess seal surfaces, and tops of the reactant ribs at least partially define a cell nest configured to receive an electrochemical cell. An air side includes an air field disposed between the reactant holes, and ring seal surfaces disposed around the reactant holes.
Resumen de: CN121662837A
本发明涉及连续涂布设备技术领域,具体是涉及一种氢燃料电池膜双面涂布装置及涂布方法,通过采用两条具有独立大弧形段与竖直涂布段的环状离型带架构,配合设置于竖直涂布段内侧的干燥单元以及分段式辊压组件,实现了催化剂层涂布、干燥与转移工艺,将干燥后的固态催化剂层在竖直定向的稳定转移空间中,通过沿高度方向可调控的压力剖面进行同步双面热压转移,有效解决了传统水平辊压方式中因压力分布不均、接触时间固定及膜路不稳所导致的催化剂层转移均匀性差、界面结合力不足的问题。
Resumen de: CN121662853A
本方案公开了一种梯度金属扩散结构及其制备方法,该扩散结构包括粉末烧结金属生坯、多层金属丝网以及位于中间的粘结剂层,粉末烧结金属生坯平铺在金属丝网表面,粘结剂层用于复合粉末烧结金属生坯和金属丝网;多层金属丝网由至少三层具有不同目数的金属丝网依次交叉叠放;金属丝网在远离粉末烧结金属生坯的方向上,按照目数由大到小的顺序梯度排列;金属丝网相邻两层间旋转目标角度并点焊固定。该梯度金属扩散结构具备良好的透气性和排水性能,具有良好的电子导电性,梯度结构有助于优化离子在电池中的迁移路径,提高电池的充放电性能和循环寿命,可确保在冷热环境下应力分布均匀,为质子交换膜提供良好的机械支撑。
Resumen de: CN121654517A
一种燃气轮机耦合固体氧化物燃料电池的混合动力系统及设计方法,属于船舶动力系统领域。包括燃气轮机子系统、固体氧化物燃料电池子系统、电池阴极空气流量和压力调节阀、回热器和高温换热器。固体氧化物燃料电池子系统包括固体氧化物燃料电池、预重整器、补燃室、燃料预热器和喷射器,固体氧化物燃料电池包括阴极、阳极和膜电极;燃气轮机子系统包括进气道、压气机、燃烧室、高压涡轮和动力涡轮;混合动力系统既适用于分轴燃气轮机,也适用于三轴燃气轮机。本发明既可实现燃气轮机的单独运行,满足舰船燃气轮机快速航行和作战需求,又可实现燃气轮机与固体氧化物燃料电池混合动力系统联合运行,满足舰船动力系统高效率和低排放的绿色发展目标。
Resumen de: CN121654880A
本发明属于氢能技术领域,具体为一种两端充放的固态储氢系统及工作方法,包括至少两个独立的固态储氢单元,每个固态储氢单元均通过第一阀门组独立地连通至上游供氢管路,以及通过第二阀门组独立地连通至下游用氢管路;每个固态储氢单元均通过第三阀门组选择性地连通至热循环回路或冷循环回路;控制第一阀门组、第二阀门组及第三阀门组,使得在上游供氢管路存在供氢需求且下游用氢管路存在用氢需求时,将第一固态储氢单元配置为充氢模式,同时将第二固态储氢单元配置为放氢模式;充氢模式的固态储氢单元连通至上游供氢管路与冷循环回路进行充氢,放氢模式的固态储氢单元连通至下游用氢管路与热循环回路进行放氢。
Resumen de: JP2026046256A
【課題】複数の燃料電池システムの間で吸気フィルタのメンテナンス頻度を平準化するための技術を提供する。【解決手段】発電システムは、並列に接続された複数の燃料電池システムと、複数の燃料電池システムのそれぞれに要求発電量を送信する管理装置と、を備えている。複数の燃料電池システムのそれぞれは、燃料電池と、吸気フィルタと、制御装置と、を備えている。制御装置は、吸気フィルタの閉塞度合いを示す閉塞度を管理装置に送信するように構成されている。管理装置は、複数の燃料電池システムから送信される閉塞度に基づいて、複数の燃料電池システムのそれぞれに対する要求発電量を決定する処理を実行可能であり、要求発電量を決定する処理では、吸気フィルタの閉塞度合いが大きい燃料電池システムほど要求発電量が小さくなるように、複数の燃料電池システムのそれぞれに対する要求発電量が決定される。【選択図】図3
Resumen de: US20260066327A1
A fuel cell module may include: a fuel cell stack including a plurality of fuel cells stacked on one another, the fuel cell stack including a first end face at one end in a stacking direction of the fuel cells and a second end face at another end in the stacking direction; an oxidant inlet manifold including an oxidant supply port on the first face and configured to receive oxidant gas and a first oxidant discharge port on the second face; an oxidant outlet manifold configured for oxidant gas that has passed through each fuel cell to flow through the oxidant outlet manifold, and including a second oxidant discharge port on the second face; a discharge passage connected to the second oxidant discharge port and configured to discharge oxidant gas from the oxidant outlet manifold; and a branch passage connecting the first oxidant discharge port and the discharge passage.
Resumen de: WO2026048162A1
Provided is a fuel battery system comprising: a fuel battery that is obtained by laminating a plurality of fuel battery cells; a fuel supply path that is for supplying fuel to the fuel battery; an oxidizing agent supply path that is for supplying an oxidizing agent to the fuel battery; and a porous body that is disposed between adjacent fuel battery cells and that constitutes a flow path through which a cooling medium flows, said fuel battery system further comprising a cooling medium circulation flow path that is for circulating the cooling medium through the porous body, wherein the cooling medium circulation flow path is configured such that the cooling medium can exchange heat with the fuel and/or the oxidizing agent, and is configured from a closed loop through which only the cooling medium is circulated.
Resumen de: US20260066313A1
A single cell for a fuel cell includes a frame-shaped holding plate to which an edge of a membrane electrode gas diffusion layer assembly is joined, and two separators. A hole extends through the holding plate and the separators in a thickness direction. The separators are each bonded to the holding plate using adhesive. Ribs protrude from each of the separators. An uneven surface is provided at a portion of an end face of each of the ribs located between the hole and the membrane electrode gas diffusion layer assembly and a portion of a contact surface of the holding plate located between the hole and the membrane electrode gas diffusion layer assembly. The end face faces in a direction in which the ribs protrude. The contact surface is in contact with the end face.
Resumen de: CN121662864A
本发明涉及一种燃料电池快速启动的装置及启动方法,其中,装置包括能动消氢器、氢侧处理组件和氧侧处理组件,氢侧处理组件包括第一缓冲罐、氢泵、第二缓冲罐和质量流量控制器,第一缓冲罐的进气端与电堆的氢侧废气相连通,第一缓冲罐具有第一出气端和第二出气端,所述第一出气端、所述氢泵、所述第二缓冲罐、所述质量流量控制器以及所述能动消氢器的第一进气端依次连通;氧侧处理组件包括供氧管、鼓风机和排氧管;电堆可采用大流量吹扫,通过设置的氢侧处理组件能够完全接收所有氢侧废气,同时,通过设置的质量流量控制器,能够确保输送的氢侧废气的流量与能动消氢器的处理量相适配,使能动消氢器处于高效运行状态。
Resumen de: CN121655314A
本发明公开了一种换热组件及燃料电池换热系统,涉及燃料电池换热技术领域,燃料电池换热系统包括电池模组和换热组件,换热组件包括隔热箱、换热管和驱动泵,隔热箱内设有换热腔,换热管位于换热腔且其一端连接电池模组,驱动泵位于换热腔,并用于驱使换热腔的流体运动。电池模组在工作时散发的热量能够通过换热管传导至换热腔中的海水,随着驱动泵工作,驱动泵能够搅动换热腔中的海水,以使海水与换热管持续热交换,为电池模组散热。所以,本发明中的换热管不需要设置很长,够换热腔容纳即可,主要是通过驱动泵搅动海水以提高电池模组的散热效率。隔热箱的体积不需要设置较大,换热管的长度较短,泵组压损较小,燃料电池的功耗较小。
Resumen de: CN121662873A
本发明涉及一种燃料电池自适应控制方法、装置、设备及介质,属于燃料电池技术领域,燃料电池自适应控制方法实时监测燃料电池的运行状态和负载功率需求,以确定燃料电池的当前运行工况模态;在预设的多模态控制策略中激活与所述当前运行工况模态对应的控制策略,并基于预训练的极限学习机对控制策略的关键参数进行自整定,以获得原始控制量;获取与燃料电池的上一时刻运行工况模态对应的控制策略的历史控制量,将原始控制量和历史控制量的加权和作为当前时刻的最终控制量,提高了燃料电池的能源效率。
Resumen de: CN121662877A
本发明涉及可控燃料重整的固体氧化物燃料电池系统,包括燃料供给单元、分解反应单元、直接供给支路、空气供给单元、燃烧器和电堆,分解反应单元包括多个重整反应支路,重整反应支路的进口均与燃料供给单元出料口连通,重整反应支路设有第一截止阀和重整反应器,所有重整反应器相互串联,位于最下游的重整反应器出口与电堆阳极进口连通;直接供给支路设有第二截止阀,直接供给支路进口与燃料供给单元出料口连通,空气供给单元出口与电堆阴极进口连通,电堆阳极出口和阴极出口与燃烧器进气口连通,燃烧器产生的热量依次输送至各个重整反应器。本发明通过串联布置重整反应器以及各重整反应支路进气独立的设计,可灵活调控燃料重整程度。
Resumen de: WO2026053847A1
Provided is a nitrogen gas generation apparatus which makes it possible to use a combustion catalyst to stably, continuously, and reliably generate high-purity nitrogen gas. This nitrogen gas generation apparatus comprises: an oxygen delivery amount restriction means that takes in air or gas which contains nitrogen and oxygen, and that delivers the air or the gas while restricting the delivery amount of oxygen contained in the air or the gas; and a catalytic combustion means that reacts the delivered air or gas with fuel gas which contains intake hydrogen on a combustion catalyst to convert the air or the gas into nitrogen-enriched gas, which has an increased nitrogen concentration. The oxygen delivery amount restriction means makes the oxygen concentration of the air or the gas equal to or smaller than the maximum oxygen concentration that is determined on the basis of a set or desired upper temperature limit for the combustion catalyst or the catalytic combustion reaction, and/or makes the flow rate of the air or the gas equal to or smaller than the maximum flow rate that is determined on the basis of a set or desired upper temperature limit for the combustion catalyst or the catalytic combustion reaction.
Resumen de: JP2026046815A
【課題】簡単な構造で気化部の過度な温度上昇を防止し、最適な温度に保つことができる燃料電池システムを提供する。【解決手段】燃料電池システムが、熱交換部11の燃焼排ガス空間に水を供給できる第2水供給部26を備え、気化部8は、第1水供給部25から供給される水が流入する気化空間を備え、気化空間の下面を構成する下面部材8bに気化空間に供給された水が接触するように構成され、熱交換部11は、燃焼排ガスが流れる燃焼排ガス空間を備え、燃焼排ガス空間と気化空間とが下面部材8bを介して熱交換するように構成され、燃焼排ガス空間には第2水供給部26から水を供給できるように構成される。【選択図】図1
Resumen de: JP2026046814A
【課題】結露状態のまま燃料電池システムを起動することを防止でき、且つ、起動中に結露することを防止できる燃料電池システムを提供する。【解決手段】燃料電池システムが、アノード排ガスの温度を測定するアノード排ガス温度センサ32と、カソード排ガスの温度を測定するカソード排ガス温度センサ33とを備え、運転制御部13は、水供給部27が水を改質部9に供給せず且つ原燃料ガスを原燃料ガス加熱部28を用いて加熱しながら原燃料ガスを改質部9に供給し且つ酸化剤ガスを酸化剤ガス加熱部30を用いて加熱しながら酸化剤ガスをカソード6に供給する前処理を行っている状態で、少なくともアノード排ガスの温度が第1設定温度以上であり、且つ、カソード排ガスの温度が第2設定温度以上であることを含む必要温度条件が満たされた場合に前処理を終了して、水供給部27が水を改質部9に供給する起動処理を開始する。【選択図】図1
Resumen de: JP2026046790A
【課題】簡易的に排熱回収効率を計算するための技術を提供する。【解決手段】本開示の排熱回収効率の計算装置200は、少なくとも1台の燃料電池ユニット20を備えた燃料電池システム100における排熱回収効率を計算する装置であって、燃料電池ユニット20は燃料電池スタック21を含み、燃料電池スタック21の排熱を温水の形で回収するための水経路に設置されたポンプ33の回転数を表す回転数データを取得する回転数データ取得部201と、回転数データに基づいて排熱回収量を計算する排熱回収量計算部202と、燃料電池ユニット20の燃料消費量を表す燃料消費量データと排熱回収量とを用いて排熱回収効率を計算する効率計算部203と、を備える。【選択図】図2
Resumen de: CN121662855A
本发明涉及电池领域,提供一种液流电池的密封结构。该用于液流电池的密封结构用于在第一电池组件和第二电池组件之间形成电解液密封,包括内层密封件;外层密封件,内层密封件和外层密封件沿电池组件外围方向间隔设置;密封腔室,密封腔室由内层密封件、外层密封件和电池组件合围形成,所述密封腔室内充满高压惰性流体并安装气压传感器。该用于液流电池的密封结构通过高压流体挤压密封件降低了传统弹性密封件因蠕变导致的密封失效的风险;通过高压流体形成气压屏障阻隔了电解液的泄露路径;通过压力传感器监测流体压力提高了对电解液早期微小泄漏的监测能力;解决了传统密封结构面临的诸多问题。
Resumen de: KR20240171932A
Described herein are ionomer random, statistical, linear, branched, and block copolymers, and reinforced membranes thereof. Such ionomer copolymers include both sulfonated polyphenylene monomers and non-sulfonated polyphenylene monomers. Applications of such ionomer polymer membranes are also described herein. These ionomer copolymers, and membranes made therefrom, have applications in fuel cells, water electrolyzers, clean water, and battery products.
Resumen de: CN121662857A
本发明公开了一种升温结构和升温装置,涉及燃料电池技术领域,升温结构包括第一导热件、第二导热件及电热丝,所述第一导热件内部设有气体通道;所述电热丝设于所述第一导热件的内部或外部;所述第二导热件设于所述第一导热件与所述电热丝之间,且所述第二导热件为绝缘导热材料;其中,所述电热丝通电后产生的热量,依次传递至所述第二导热件和所述第一导热件,以对所述气体通道内的气体加热。本发明旨在实现对燃料电池中气体的快速加热。
Resumen de: CN121655427A
本发明涉及一种电堆自动定位检测系统,包括工业相机测量仪、检测电堆、侧推气缸、检测六轴机器人、六轴机器人底座,检测六轴机器人安装在六轴机器人底座上,工业相机测量仪安装在检测六轴机器人的前端的抓手上,侧推气缸安装在六轴机器人底座附近,检测电堆安装在侧推气缸的上方。本发明还涉及一种电堆自动定位检测方法。采用了本发明的电堆自动定位检测系统及其方法,能够快速完成对氢电堆的全面检测,节省了大量的时间和人力成本,有效提高了检测工作的效率和产能。人工检测存在一定的安全风险。本发明的自动检测定位模块可以在不接触氢电堆的情况下进行远程检测,减少了人员暴露在危险环境中的机会,降低了安全事故的发生概率。
Resumen de: CN121662878A
本发明公开了一种尾气处理系统及燃料电池,尾气处理系统包括鼓风部、反应部、调节部及浓度监测部;鼓风部具有送风端;反应部包括前反应室与后反应室,前反应室连接送风端,并用于接入发电系统的尾排物料,且与后反应室均能促使尾排物料发生化学反应,前反应室还连接后反应室,且能将其内反应后的混合物输往后反应室;调节部包括两个连接管与两个控制阀,两个连接管均连接后反应室,且分别用于连接燃料储罐与氧储罐,两个控制阀分别设于两个连接管;浓度监测部设于后反应室,用于监测混合物的组分浓度。本方案避免燃料电池排出的尾气中含有氢气,并避免排出尾气中的氧气含量高于空气中的氧气含量,提高安全性。
Resumen de: FR3166246A1
L’invention concerne une pile à combustible formée d’un empilement de cellules élémentaires et entre lesquelles sont intercalées des plaques bipolaires (14), chaque plaque bipolaire comprenant une broche de connexion, dite broche fixe (16), solidaire sur la plaque bipolaire et en projection par rapport à un bord, dit bord principal (15), et formant avec un boîtier, dit boîtier fixe, dans lequel ladite broche fixe (16) est, au moins en partie, logée, une fiche de connexion, dite fiche fixe, mécaniquement solidaire de la plaque bipolaire, la fiche fixe étant configurée pour permettre une coopération par enfichage entre la broche fixe (16) et une autre broche de connexion, dite broche externe, d’une fiche externe. Figure 4
Resumen de: FR3166247A1
L’invention concerne un dispositif de refroidissement (2) d’un système de pile à combustible pour un véhicule (1), comprenant des moyens d’échange thermique (202) dans lesquels circule un fluide de refroidissement dudit système de pile à combustible, et un écoulement d’air de refroidissement traversant lesdits moyens d’échange thermique (202), lesdits moyens d’échange thermique (202) recevant en amont de l’air frais et restituant en aval de l’air échauffé, ledit dispositif étant caractérisé en ce qu’il comprend des moyens de pilotage de moyens d’aspiration (204) dudit air échauffé aptes à piloter lesdits moyens d’aspiration (204) pour générer un débit d’air plus important à travers les moyens d’échange thermique (202) lorsque l’écoulement d’air de refroidissement traversant lesdits moyens d’échange thermique (202) ne peut pas refroidir suffisamment le fluide de refroidissement. Figure 1
Resumen de: FR3166248A1
L’invention concerne un système (100) de reprise de charge mécanique intégré dans une pluralité de sous-empilements (20a) de cellules à oxydes solides de type SOEC/SOFC haute température formant un empilement modulaire (20), comportant : une enceinte thermique (102) ; une pluralité de sous-empilements (20a) ; une pluralité de plaques terminales (40), présentant chacune des faces supérieure (40s) et inférieure (40i), la surface d’une face supérieure (40s) étant de plus grande dimension que la surface d’une face inférieure (20ai) d’un sous-empilement (20a) et la surface d’une face inférieure (40i) étant de plus grande dimension que la surface d’une face supérieure (20as) d’un sous-empilement (20a) de sorte à obtenir une ou plusieurs surfaces libres (40l) non superposées à un sous-empilement (20a) ; une pluralité de supports formant matrice (103) ; une pluralité d’organes de rappel élastique (104) disposés entre un ou plusieurs supports formant matrice (103) et une ou plusieurs surfaces libres (40l). Figure pour l’abrégé : Figure 5
Resumen de: KR20260035685A
부유식 액화천연가스 저장 및 재기화 시스템이 개시된다. 본 실시 예에 의한 부유식 액화천연가스 저장 및 재기화 시스템은 액화천연가스를 저장하는 저장탱크; 저장탱크에서 발생하는 증발가스를 공급받아 전력을 생산하는 연료전지; 해수와 저장탱크에서 공급되는 액화천연가스를 열교환하여 액화천연가스를 재기화시키는 재기화기를 포함하며, 해수와 열교환 과정에서 발생되는 액화천연가스의 냉열을 이용하여 전력을 생산하는 냉열 발전라인; 및 냉열 발전라인에 연료전지에서 배출되는 배출가스를 공급하는 제1배출가스 공급라인;을 포함하여 제공될 수 있다.
Resumen de: KR20260035682A
부유식 액화천연가스 저장 및 재기화 시스템이 개시된다. 본 실시 예에 의한 부유식 액화천연가스 저장 및 재기화 시스템은 액화천연가스를 저장하는 저장탱크; 저장탱크에서 발생하는 증발가스에 포함된 수소를 공급받아 전력을 생산하는 수소 연료전지; 해수와 저장탱크에서 공급되는 액화천연가스를 열교환하여 액화천연가스를 재기화시키는 재기화기를 포함하며, 해수와 열교환 과정에서 발생되는 액화천연가스의 냉열을 이용하여 전력을 생산하는 냉열 발전라인; 및 상기 수소 연료전지에서 배출되는 배출물을 공급받아 동력을 생산하는 스팀 터빈라인;을 포함하여 제공될 수 있다.
Resumen de: KR20260035681A
부유식 액화천연가스 저장 및 재기화 시스템이 개시된다. 본 실시 예에 의한 부유식 액화천연가스 저장 및 재기화 시스템은 액화천연가스를 저장하는 저장탱크; 저장탱크에서 발생하는 증발가스에 포함된 수소를 공급받아 전력을 생산하는 수소 연료전지; 해수와 저장탱크에서 공급되는 액화천연가스를 열교환하여 액화천연가스를 재기화시키는 재기화기를 포함하며, 해수와 열교환 과정에서 발생되는 액화천연가스의 냉열을 이용하여 전력을 생산하는 냉열 발전라인; 및 상기 수소 연료전지에 압축 공기를 공급하기 위한 컴프레셔를 포함하는 스팀 터빈라인;을 포함하여 제공될 수 있다.
Resumen de: KR20260035394A
본 발명은 가압스프링의 이동폭을 제한하는 수소 공급라인용 릴리프 밸브관한 것으로 수소를 충전하고 있는 탱크의 공급라인 장착되어 공급라인 내부의 압력이 설정압력 이상일 경우 이를 신속하게 외부로 배출시켜 안전을 확보토록 함에 있어, 릴리프 밸브에 사용되는 가압스프링의 이동폭을 제한하여 가압스프링의 탄성계수가 유지되도록 함으로써 수소 공급라인의 압력이 설정값 이상에서 릴리프 밸브가 정확하게 작동할 수 있도록 하기 위해, 과압이 유입될 수 있는 입구(19)와, 상기 입구(19)를 통한 과압의 경로상에 과압통로(11)가 관통 형성되는 로어바디(10); 상기 과압통로(11)의 상부측에 결합되며, 상기 과압통로(11)에 직교되는 방향으로 방출공(21)이 형성되는 디스크하우징(20); 상기 로어바디(10)의 상부측에 결합되며, 상기 방출공(21)을 통해 배출되는 과압을 배출토록 일측에 출구(31)가 형성되는 어퍼바디(30); 스템(47)과 결합된 스템헤드(48)를 삽입시키면서, 상기 과압통로(15)의 상단부를 개폐하는 디스크(40); 상기 스템헤드(48)의 상부측에 순차적으로 결합되는 로어 스프링디스크(51)와, 가압스프링(59) 및 어퍼 스프링디스크(55)를 수용하는 스프링하우징(50); 상기 스프링하우징(50)의 상부측에 나사 결합되어 가압스프링(59
Resumen de: KR20260035393A
본 발명은 수소 공급라인용 릴리프 밸브관한 것으로 수소를 충전하고 있는 탱크의 공급라인 장착되어 공급라인 내부의 압력이 설정압력 이상일 경우 이를 신속하게 외부로 배출시켜 안전을 확보토록 함에 있어, 릴리프 밸브에 사용되는 가압스프링의 이동폭을 제한하여 가압스프링의 탄성계수가 유지되도록 함으로써 수소 공급라인의 압력이 설정값 이상에서 릴리프 밸브가 정확하게 작동할 수 있도록 하기 위해, 과압이 유입될 수 있는 입구(19)와, 상기 입구(19)를 통한 과압의 경로상에 과압통로(11)가 관통 형성되는 로어바디(10); 상기 과압통로(11)의 상부측에 결합되며, 상기 과압통로(11)에 직교되는 방향으로 방출공(21)이 형성되는 디스크하우징(20); 상기 로어바디(10)의 상부측에 결합되며, 상기 방출공(21)을 통해 배출되는 과압을 배출토록 일측에 출구(31)가 형성되는 어퍼바디(30); 스템(47)과 결합된 스템헤드(48)를 삽입시키면서, 상기 과압통로(15)의 상단부를 개폐하는 디스크(40); 상기 스템헤드(48)의 상부측에 순차적으로 결합되는 로어 스프링디스크(51)와, 가압스프링(59) 및 어퍼 스프링디스크(55)를 수용하는 스프링하우징(50); 상기 스프링하우징(50)의 상부측에 나사 결합되어 가압스프링(59)이 디스크(40)를 가압하는 힘을 조
Resumen de: CN121399300A
An electrosynthetic or electrical energy cell is disclosed that includes a first gas diffusion electrode and a second electrode. A spacer, including but not limited to a porous capillary spacer, is at least partially positioned between the first gas diffusion electrode and the second electrode. In one form, the liquid electrolyte is transferred onto a side surface of the separator beyond the electrode. In one example, a liquid electrolyte reservoir is also provided in which the first gas diffusion electrode, the second electrode, and the spacer are positioned outside the liquid electrolyte reservoir. In one example, a liquid electrolyte reservoir includes an aperture for releasing a liquid electrolyte. In another form, an intermediate liquid supply structure is located at least partially between the spacer and the liquid electrolyte reservoir, where the liquid electrolyte is transferred through the intermediate liquid supply structure. Methods of operation and cell stacks are also disclosed.
Resumen de: WO2025012346A1
The invention relates to a stack (2), for a fuel cell, comprising a primary separator (10), with a primary circulation field (12) and a primary rim (13). The stack comprises a primary inner fin (20A), integral with the primary separator, projecting from the primary rim, connected to the primary circulation field and intended to bear against a primary gas-diffusion layer of a membrane electrode assembly (30). The stack comprises a primary peripheral seal (70), intended to be positioned between the primary rim and a peripheral zone of the membrane electrode assembly (30). According to the invention, the stack comprises a primary outer fin (71A), integral with the primary peripheral seal, which projects from the primary rim (13), which is offset with respect to the primary inner fin and which is intended to be positioned between the primary rim and the primary gas-diffusion layer.
Resumen de: CN121662884A
本发明涉及一种电化学反应器,该电化学反应器可以是可再充电电池组的半电池,包含被泵送穿过该半电池的液体电解质并且具有电化学系统,在该电化学系统中,当电流流动时,固体沉积在电极处。该液体包含使得能够发生弹性湍流的高分子量聚合物或粘弹性表面活性剂,并且该半电池被配置为迫使贯穿流动改变方向使得发生弹性湍流,从而增强穿过液体的质量传输并降低电极处的过电势,这增强了沉积固体的均匀性并抑制了寄生反应。
Resumen de: CN121662871A
本公开涉及一种尾排能量回收方法、装置、车辆、存储介质及电子设备,涉及车辆领域,应用于燃料电池系统,该燃料电池系统包括:空气压缩机和膨胀机,该空气压缩机和该膨胀机同轴设置,该膨胀机用于驱动该空气压缩机,该膨胀机通过三通阀分别与该燃料电池系统的尾排管路和电堆连接,该方法包括:获取该空气压缩机的需求能量;获取该膨胀机的旁通气流能量;该旁通气流能量为该燃料电池系统的尾排为该膨胀机提供的能量;根据该需求能量和该旁通气流能量确定该空气压缩机的驱动模式;根据该驱动模式驱动该空气压缩机。能够根据膨胀机的旁通气流能量驱动该空气压缩机,可以提升燃料电池尾排利用率,从而提升燃料电池系统效率。
Resumen de: CN121653952A
本发明属于电池领域,具体涉及一种改性石墨毡及其制备方法和应用以及液流电池。改性石墨毡的制备方法采用采用浸渍法和热处理联合制备得到。本申请利用价格低廉的金属盐,结合浸渍法和热处理,在石墨毡上负载过渡金属氧化物,得到的改性石墨毡,在铁基液流电池负极电解液碱性环境中表现出良好的性能,相较于原始石墨毡的性能明显提升。
Resumen de: CN121662868A
本申请涉及燃料电池热管理技术领域,公开了一种燃料电池双温度闭环控制方法、装置、系统及程序。该方法包括:实时获取电堆出口的输出电流值和实际温度、散热器出口的实际温度;根据输出电流值和预设第一数据表确定电堆出口的第一目标温度;根据电堆出口的实际温度、第一目标温度和预设第二数据表确定电堆出口的目标温度补偿;基于电堆出口的实际温度、第一目标温度、散热器出口的实际温度和目标温度补偿确定散热器出口的第二目标温度;根据散热器出口的实际温度和第二目标温度确定散热器的目标转速,并控制散热器按照目标转速运行。本申请通过缩短温度收敛时间,使不同环境与负载下的温度控制更加稳定,从而提高燃料电池的适应性。
Resumen de: US20260074246A1
A fuel cell module includes a fuel cell stack made up of a plurality of stacked fuel-cell cells, a fuel gas outlet manifold that extends inside the fuel cell stack in a stacking direction, and through which a fuel gas that has passed through each of the fuel-cell cells flows, an oxidant gas outlet manifold that extends inside the fuel cell stack in the stacking direction, and through which an oxidant gas that has passed through each of the fuel-cell cells flows, a discharge flow passage that discharges the oxidant gas from the oxidant gas outlet manifold, a pressure regulating valve provided in the discharge flow passage, the pressure regulating valve being configured to lower a pressure in the discharge flow passage downstream from the pressure regulating valve than a pressure in the oxidant gas outlet manifold, and a water drain flow passage.
Resumen de: CN223993265U
本实用新型涉及储能设备技术领域,且公开了一种可扩容的全钒液流电池储能设备,包括PLC控制器、全钒液流电池电堆、第一溶液泵、第二溶液泵,所述第一溶液泵的输出端和第二溶液泵的输出端均接入到PLC控制器中,所述第一溶液泵的输入端和第二溶液泵的输入端分别连接有正极多通阀管、负极多通阀管,所述正极多通阀管远离第一溶液泵的若干个端口均接入有正极电磁阀管,且若干个所述正极电磁阀管的一端连接有正极电解液罐。本实用新型提供全钒液流电池储能设备在具体使用过程中,采用电解液模块化的方式,通过电解液独立供应的方式完成扩容需求,通过电压传感器实时监测电堆电压,当电压达到指定要求时判定此模块电解液充满或者放完。
Resumen de: CN223993260U
本实用新型提供了一种燃料电池系统以及车辆,燃料电池系统包括燃料电池、供电模块、第一隔离器件、第二隔离器件、控制器及燃料电池冷却系统,燃料电池冷却系统包括电导率仪;第一隔离器件的一端连接燃料电池的正极,第一隔离器件的另一端连接供电模块的输入正极;第二隔离器件的一端连接燃料电池的负极,第二隔离器件的另一端连接供电模块的输入负极;控制器分别连接第一隔离器件的控制端和第二隔离器件的控制端;电导率仪与控制器电连接;控制器用于接收电导率仪检测到的电导率,并在电导率小于第一预设值的情况下控制第一隔离器件以及第二隔离器件导通;供电模块用于为外部部件进行供电;从而提高了燃料电池系统的绝缘性能。
Resumen de: CN223993264U
本实用新型提供一种双极板巡检结构及燃料电池,双极板巡检结构包括石墨双极板,石墨双极板的边缘设有缺口,缺口中设置有用于连接巡检装置的巡检区,巡检区包括与石墨双极板一体成型的石墨巡检片以及贴合于石墨巡检片两侧表面的金属加强片。本实用新型提供的双极板巡检结构及燃料电池,通过在石墨双极板的边缘缺口内设置巡检区,利用与板身一体成型的石墨巡检片作为巡检区的基础结构,避免了将巡检片插接在双极板外部容易造成的振动虚接现象,并且在石墨巡检片的两侧表面贴合有金属加强片,增强了巡检区的结构强度和耐磨性,提高了双极板巡检结构的稳定性。
Resumen de: CN223993261U
本实用新型涉及一种发电热区模块及燃料电池,所述发电热区模块包括电池堆和换热模块,所述电池堆和换热模块设置于保温壳体内,且电池堆具有用于与保温壳体外的制氢设备连接的氢气进口,在更换或修理制氢设备时不必破坏该发电热区模块;所述换热模块包括燃烧器和第一换热器,电池堆的排气口连接燃烧器的发电废气入口,燃烧器连接第一换热器的燃烧热气进口,燃烧器点燃发电废气使燃烧热气进入第一换热器,第一换热器上设置冷气体进口和热气体出口,且所述热气体出口中的热空气出口通过管道连接电池堆,对进入电池堆的空气进行预热,提高资源利用率;应用本发电热区模块的燃料电池中,发电热区模块和制氢设备独立设置,维修更换时仅需断开连接管道。
Resumen de: US20260066319A1
A fuel cell system includes a fuel cell, and a battery that stores power output from the fuel cell, and has a first operation mode in which power output from the fuel cell is extracted to the outside, and a second operation mode including a discharge mode in which power output from the battery is extracted to the outside. A control method for a fuel cell system includes switching between the first operation mode and the second operation mode based on target power of the fuel cell.
Resumen de: CN121662860A
本发明属于电池管理技术领域,具体涉及一种燃料电池阴极快速升降载系统及其控制方法,包括空滤器、空压机、中冷器、增湿器、尾排、快速升降载阀、干空气进气阀、湿空气进气阀、增湿器湿度调节阀、背压阀以及控制单元;本发明在中冷器与尾排之间增设快速升降载阀,可在升载时将空压机提速产生的多余空气直接旁通至尾排,有效解决了空压机与背压阀响应速度不匹配导致的排气不畅问题,显著缩短了燃料电池从低功率到高功率的升载耗时;在降载工况下,该阀门可快速排出冗余空气,配合空压机转速的精准下调,实现电堆功率的快速回落,满足整车动力系统的动态响应需求。
Resumen de: CN121648829A
本发明公开了一种磁感应加热驱动氨分解快速冷启动的系统、工艺及催化剂,属于氢能制备技术领域。所述系统包括气路单元、装有磁性钴基催化剂的催化剂床、检测单元、磁感应加热装置和氢燃料电池集成单元。所述催化剂以Al2O3为载体,负载金属钴纳米颗粒,具有高饱和磁化强度。系统工作时,磁感应加热装置产生交变磁场,使催化剂自身快速生热,可在10秒内达到氨分解反应温度,实现“秒级”冷启动。同时,该催化剂对氨分解具有高活性,氨转化率接近100%。本发明解决了传统氨分解系统启动慢、能耗高的难题,特别适用于氨动力车辆、便携式燃料电池等需要快速即时制氢的移动场景。
Resumen de: CN121662863A
本发明公开一种无人机用燃料电池系统,其特征在于:所述的燃料电池系统包括安装在无人机(1)上的燃料电池(2)和锂离子电池(3),燃料电池(2)通过DCDC转换器(4)与无人机(1)的供电电路相连,同时燃料电池系统还包括FCU控制器(5)、安全开关(6)和电流传感器(7),所述电流传感器(7)设置在锂离子电池(3)输出正负极中的一极上,同时所述的FCU控制器(5)与燃料电池(2)、DCDC转换器(4)、安全开关(6)和电流传感器(7)均电性连接。同时还公开了该燃料电池系统的启停控制方法。
Resumen de: CN223993263U
本申请涉及加湿器技术领域,提供了一种燃料电池用加湿器,包括壳体、填料、加热棒与过滤件,壳体的一端开设有进气口,填料设置于壳体内且位于远离进气口的位置,加热棒设置于填料与进气口之间,壳体侧壁上开设有进水口,并位于填料背离进气口一侧,壳体远离进气口的一端开设有出气口,过滤件设置于填料与出气口之间,并与出气口连通。基于此,可较好地控制气体的湿度,保证电池性能。
Resumen de: CN121662850A
本发明涉及液流电池技术领域,公开了一种具有三维导电网络的复合双极板及其制备方法,以聚甲基丙烯酸甲酯为基体,改性石墨毡和改性碳材料作为导电填料,形成三维导电网络,同时提升复合双极板的导电性能和力学性能,改性碳材料表面吸附有改性聚合物,聚合物末端接枝了聚甲基丙烯酸甲酯长链,同时,改性石墨毡纤维表面制备了聚甲基丙烯酸甲酯壳层,均与聚甲基丙烯酸甲酯基体具有较好的相容性,不仅保留石墨毡纤维导电通路的完整性,还减少了基体和石墨毡纤维界面处的缺陷,促进改性碳材料更好地分散和搭接在石墨毡纤维表面,形成更完整的导电网络,促进双极板导电性能的提升,增强液流电池的电压效率和能量效率。
Resumen de: CN121651540A
本发明公开了一种基于改性碳纳米管阳极修饰材料强化产电和Cr(VI)处理的生物电化学装置的构建方法,以聚多巴胺改性羧基化碳纳米管修饰碳刷作为阳极,以普通裸碳刷作为阴极,以Nafion 117质子交换膜作为分隔膜组装POC/CB‑MFCs,以厌氧颗粒污泥作为混合菌源,以含有葡萄糖、PBS、营养肉汤、维生素溶液和矿物质溶液的混合溶液作为阳极营养液;以含有PBS和铁氰化钾的混合溶液作为阴极溶液,启动POC/CB‑MFCs,稳定运行6个月后,以含Cr(VI)废水替换含有铁氰化钾的混合溶液作为阴极进水。本发明能够协同强化产电与Cr(VI)处理,对提高MFC能量转换效率和重金属废水资源化有重要意义。
Resumen de: CN121662841A
本发明涉及一种单体电池生产方法。本发明包括形成待压装的单体电池物料;将工装从上料位搬运至热压位,执行热压工序;采用上下料机构电池物料执行冷压工序;将工装从冷压位搬运至下料位执行下料工序,将单体电池成品转移流转出设备;上下料机构在将工装从上料位搬运至热压位后移动至等待位置以进行等待,待冷压位的冷压工序完成后,上下料机构移动至冷压位,再执行下料工序;在下一循环开始前,在上料位放置工装并完成下一组单体电池物料的上料;当检测到上料位的上料未完成时,上下料机构移动至临时等待位等待,直至上料完成后进入下一循环。本发明提高了单体电池的生产效率。
Resumen de: CN223993262U
本实用新型公开了一种氢燃料电池堆测试系统,该系统包括空气供给模块、氢气供给模块、冷却模块和控制模块。空气供给模块中空气供给管路上包括设置用于提高被测电堆阴极入口处空气湿度的加湿器;氢气供给模块中的氢气供给管路上包括连接氮气,且设置有用于调节进气压力和进气流量的氢气比例阀,还包括将被测电堆阳极反应气体回流至被测电堆阳极入口的循环回路;冷却模块中设置有冷却液的大循环和小循环;控制模块是通过燃料电池控制器获取空气供给模块、氢气供给模块、冷却模块中的电子元件器数据,包括温度传感器、湿度传感器、压力传感器和流量计,并由此进行异常检测和安全数据判断。
Resumen de: CN121659772A
本发明提供了一种质子交换膜燃料电池的剩余使用寿命预测方法、系统及装置,所述方法包括:步骤1,采集燃料电池的充放电过程监测数据;步骤2,对充放电过程监测数据进行特征选择;步骤3,利用基于动态时间规整改进的鲁棒局部均值分解对燃料电池的充放电过程监测数据进行分解;步骤4,采用熵控主元聚合法重构子序列;步骤5,建立寿命预测模型和剩余使用寿命预测模型动态自适应加权极限学习机;步骤6,对投影迭代优化算法进行改进;步骤7,对剩余使用寿命预测模型动态自适应加权极限学习机进行优化,得到最终预测结果。本发明解决了无法精准预测燃料电池剩余使用寿命的问题,提升了电池剩余使用寿命的预测准确度。
Resumen de: CN121662858A
本发明涉及一种SOFC发电系统,包括加热炉、电堆、燃料供应装置、燃烧装置和空气供应装置。电堆安装在加热炉内,电堆用于产生电能。燃料供应装置与电堆的燃料入口连接。燃烧装置的两端分别与加热炉和电堆的燃料出口连接,燃料出口排出的可燃废气在燃烧装置内燃烧并产生高温烟气,高温烟气用于加热加热炉。空气供应装置用于向电堆输入空气,空气供应装置包括螺旋管组,螺旋管组呈螺旋状地盘绕在电堆的周围,螺旋管组的一端与空气源连通,另一端与电堆的空气入口连接。整个螺旋管组盘绕在电堆的周围,一方面可以对电堆的温度进行调节,对电堆产生的热能进行利用,另一方面还无需为螺旋管组单独设计安装空间,有利于简化整体结构,降低设计难度。
Resumen de: CN121662876A
本发明公开了重整器以及固体氧化物燃料电池系统,该重整器包括:主壳体,其两端分别连接有主进气管和出气管;抽拉结构,其包括催化内芯和挡板,催化内芯与挡板连接;主壳体的侧壁开设有嵌入口,催化内芯通过嵌入口嵌入至主壳体的内腔,挡板与嵌入口密封连接;混合器,其包括副进气管和旋流部,副进气管连通于旋流部,旋流部位于主进气管的导流路径上,旋流部设有多个扇叶,多个扇叶沿旋流部的中心圆周均布,每个扇叶均设有多个出气孔。当更换催化剂颗粒时,通过抽出抽拉结构以显露催化剂颗粒,挡板与嵌入口配合以密封主壳体的内腔,实现灵活抽出与嵌入安装;并且,混合器的设置可实现燃料气体与水蒸汽的充分混合,有利于重整反应的充分进行。
Resumen de: CN121662849A
本发明涉及燃料电池技术领域,公开了一种针对双极板的超声电化学表面改性装置,包括柜体,所述柜体的上侧固定有显示屏、在线导电仪、离子浓度监测仪、电解液循环过滤装置、机械臂、电极转换模块、总控制终端、蠕动泵和恒温水浴锅,所述恒温水浴锅的内部固定有电流传感器、拍摄模块和两个电极棒,所述恒温水浴锅的内壁固定有若干超声振子,所述柜体的一侧安装有输料装置。通过恒温水浴锅、输料装置、总控制终端、电极棒、超声振子、蠕动泵、拍摄模块、在线导电仪、离子浓度监测仪和电流传感器的配合,解决了现有技术在对双极板的处理过程中,需要依赖人工,且反应过程无法把控和检测,使得产品合格率波动较大的问题。
Resumen de: CN121662836A
本发明提供一种用于燃料电池的催化层及其制备方法、以及膜电极、燃料电池,上述催化层的制备方法包括:首先,将第一催化剂、第二催化剂、Nafion树脂溶液和水醇溶液混合均匀,得到催化剂浆料;其次,将催化剂浆料涂布于质子交换膜的一侧,经常温干燥处理后送入烘道烘干,形成催化层中的第一催化层;最后,在质子交换膜的另一侧重复S20步骤,形成催化层中的第二催化层;本发明制备的催化层采用包含两种不同载量及粒径的Pt/C催化剂浆料涂布及常温干燥,使得制备的催化层同时具有梯度孔径分布和梯度Pt负载量分布,有利于改善催化层的传质性能并提高Pt利用率,最终提高了燃料电池的电性能。
Resumen de: CN121654538A
本发明公开了一种SOFC耦合混合动力发电系统,属于混合动力发电技术领域,包括固体氧化物燃料电池、外燃式涡旋发动机、内燃式涡旋发动机以及温控模块;外燃式涡旋发动机的空气进口吸入空气,外燃式涡旋发动机的燃气进口接收阴极尾气;外燃式涡旋发动机的外涵道喷管将空气送至温控模块,加热后排入阴极;外燃式涡旋发动机的内涵道喷管将燃烧尾气送至温控模块降温后排出;固体氧化物燃料电池的阳极接收经温控模块加热后的压缩燃料,并将阳极尾气排至温控模块进行降温;内燃式涡旋发动机接收空气和阳极尾气的混合气并排出烟气。外燃式涡旋发动机通过涡旋盘压缩气体和膨胀做功,变负荷发电效率高于燃气透平系统,可改善阴极侧变工况性能,提高发电效率。
Resumen de: CN121654513A
本申请涉及一种氨制氢的氢燃料电池‑氢内燃机混合动力系统及其汽车,其包括:氨制氢组件、氢气处理组件、氢内燃发电装置、氢燃料电池和氢气分配组件,氨制氢组件包括氨裂解器;氢气处理组件包括缓冲罐,缓冲罐通过第一管路与氨裂解器连通;氢内燃发电装置的尾气管路与氨裂解器相连接;氢气分配组件输入端分别通过第二管路和第三管路与氨裂解器和缓冲罐连通,输出端分别通过第一分配管路和第二分配管路与氢内燃发电装置和氢燃料电池连通,氢气分配组件包括减压装置。本发明在车辆启动时,由缓冲罐提供的氢气向氢燃料电池供氢,使车辆快速启动;在车辆稳定后将氢气直接经氨裂解器供给至氢燃料电池,避免氢气要先经压缩后再减压,造成较大能量损失。
Resumen de: CN121650254A
本发明公开一种燃料电池膜电极的热压装置及热压方法。热压装置用于将膜电极组件包括的催化剂涂覆膜和膜电极边框热压粘接固定,其包括上模组件和下模组件。上模组件包括上模热压块和上模冷却块,上模热压块的工作面用于压合膜电极组件的粘接区,上模冷却块设置在上模热压块内侧,用于压合并冷却膜电极组件的活性区。下模组件包括下模热压块和下模冷却块,下模热压块的工作面与上模热压块的工作面对应,用于与上模热压块的工作面配合压合粘接区,下模冷却块位于下模热压块的内侧,其与上模冷却块对应,用于与上模冷却块配合压合并冷却活性区。本发明提供的热压装置及方法,能够在实现热压粘接的同时,有效保护膜电极活性区免受热压工艺的热损害。
Resumen de: CN121662859A
本发明涉及水下燃料电池技术,更具体的说是一种单电池及具有其的氢燃料电池系统。包括由前至后依次设置的阳极板、质子交换层和过氧层,阳极板的左右两侧分别设置有氢气入口和氢气出口,阳极板的前后两端面上均形成有进气流道,使得进气流道为双面布置,阳极板上设置有通道,通道的使双面的进气流道导通,交换层上设置有两个开口,两个开口分别与氢气入口和氢气出口导通,氢气首先通过氢气入口进入。发电过程依托PTFE透氧膜的选氧作用和Nafion膜的质子传导,实现了无需氧气瓶的可持续发展方案,显著提升了水下应用的实用性。特别是使用了聚四氟乙烯PTFE膜,适用于潜水器、深海探测设备等水下平台的能源供应。
Resumen de: CN121652988A
本发明公开了一种具有产电功能的新型菌及其应用,属于微生物技术与生物能源技术领域。本发明在微生物燃料电池(MFC)放电末期的造纸废水中,筛选获得一株具有稳定产电能力的新型菌株。该菌株16s rRNA基因序列与Cupriavidus pauculus已知菌株同源性最高。结合系统发育树构建结果,判定其为贪铜菌属的一个新菌株,命名为Cupriavidus pauculus PMWA1‑3。该菌株能以酚类有机污染物邻苯二酚为唯一碳源生长,将该菌株构建MFC,最高产电电压为291.7 mV,最大功率密度达202.2 mW/m²,表明该菌株具备强大产电能力。
Resumen de: CN121662885A
本发明涉及电池领域,提供一种液流电池的气密结构及其气密检测方法。液流电池的气密结构包括电堆模块,电堆模块包括至少一个单电池,单电池内部容纳有电解液;单电池上设置有内密封条和外密封条,内密封条和外密封条之间界定出封闭的气体腔室;压力控制单元,压力控制单元与气体腔室连通,用于向气体腔室供给密封介质,并维持密封介质的压力高于电解液的压力,以形成压力梯度屏障;电压监测模块,电压监测模块用于监测至少一个单电池的电压。该液流电池的气密结构可实现高效可靠的密封效果,大幅提升泄漏检测的准确性和灵敏度,并可根据电压波动模式和气压变化特征,精确区分内漏和外漏类型并定位泄漏位置。
Resumen de: CN121662879A
本发明涉及膜电极接合体、电化学电池、电池堆和电解系统。实施方式的膜电极接合体具有:第1电极、第2电极、设置在第1电极和第2电极之间的离子交换膜,以及设置在离子交换膜和第2电极之间的中间层;所述中间层具有多孔性和导电性。
Resumen de: KR20250022496A
The present invention relates to a technology capable of actively controlling a humidification amount or humidification efficiency of a membrane humidifier for a fuel cell by including a cartridge capable of adjusting twisting of a hollow fiber membrane. The technology comprises: a mid-case having a wet air inlet and a wet air outlet, wherein the cartridge is disposed therein; a first cap coupled to one side of the mid-case and having a dry air inlet; and a second cap coupled to the other side of the mid-case and having a dry air outlet. The cartridge includes: a first inner case; a second inner case connected to the first inner case; and a hollow fiber membrane disposed inside the first inner case and the second inner case, wherein one side is fixed to the first inner case and the other side is fixed to the second inner case. The first inner case is rotatable with respect to the second inner case.
Resumen de: WO2025053065A1
Provided is an analysis device used in a specimen evaluation device that evaluates the state of a specimen by analyzing a waste liquid from the specimen. This analysis device comprises a component concentration measurement unit that is connected to a discharge gas flow passage through which a post-dilution waste liquid obtained by diluting the waste liquid discharged from the specimen by a diluent flows and that measures the concentration of a component contained in the post-dilution waste liquid.
Resumen de: WO2025100681A1
The present invention relates to a stack cell taping apparatus and a stack cell taping method using same, the stack cell taping apparatus comprising: a gripping unit which holds both ends of an adhesive member on the side surface of a stack cell transferred thereto, so as to tape the stack cell; a roller unit which presses the adhesive member onto one surface and/or the other surface of the stack cell; a guide unit which guides a moving path of the roller unit according to thickness information of the stack cell; and a taping unit comprising a driving member which moves the gripping unit and the roller unit to one side or the other side.
Resumen de: CN121662854A
本发明公开一种燃料电池及其应用,其双极板包含具有跨流道的连通结构和缩径结构,其中缩径结构的水力直径小于非缩径结构的水力直径,且流道的非缩径结构与相邻的两条脊部中的至少一条对应处设置有连通结构,进一步的,气体在经过缩径结构的第一方向的阻力为R1,在经过连通结构的第二方向阻力为R2,R1/R2≥20,且第一方向为气体进入流场时的流动方向,第二方向与第一方向垂直,因此,本发明提供的燃料电池双极板能够更加充分地利用缩径结构产生的压力降使相邻流道间形成更大的压力差,可以使更小的流场压降在气体扩散层或膜电极内形成相同或更高水平的脊下气体对流渗流效果,达到提高燃料电池的脊下传质和排水性能的目的。
Resumen de: CN121662880A
本发明涉及质子交换膜技术领域,具体而言,涉及一种高温质子交换膜膜电极综合性能评估方法。一种高温质子交换膜膜电极综合性能评估方法包括:根据质子交换膜的掺杂物类型,构建膜电极综合性能评估的层次结构模型;层次结构模型包括目标层、准则层和指标层;构建层次结构模型的判断矩阵;获取质子交换膜对应指标层的多个第二类型参数的实验数据;根据实验数据对指标层的多个第二类型参数分别评估第一分值;根据第一分值和判断矩阵对目标层的综合性能评估综合分值;对综合分值进行归一化处理。这样就解决了现有高温质子交换膜膜电极综合性能评估方法不够系统化、定量化、客观化及高效化的问题。
Resumen de: US20260074253A1
A membrane-electrode assembly (MEA) for a polymer electrolyte membrane fuel cell is prepared by applying an electrode slurry onto a release sheet to form an electrode layer, providing an electrolyte membrane comprising a substrate doped with phosphoric acid, and transferring the electrode layer to create a catalyst-coated membrane (CCM). The electrode slurry contains a catalyst, ionomer(s), and a solvent, with a solid content of about 10-15% by weight. The release sheet, comprising polyimide and about 30-80 μm thick, allows uniform coating and transfer. The resulting electrolyte membrane, about 40-50 μm thick, is doped with about 5-9 mg/cm2 of phosphoric acid and includes a hydrocarbon-based polymer substrate. The final MEA exhibits a high-frequency resistance of about 100 mΩ·cm2 or less.
Resumen de: CN121662886A
本发明属于全钒液流电池电解液技术领域,具体为一种基于P‑CDs协同稳定的钒电池正极电解液及其应用。本发明提供的钒电池正极电解液的成分包括钒离子、支持电解质和添加剂,所述添加剂包括磷掺杂碳量子点。本发明以磷掺杂碳量子点(P‑CQDs)作为钒电池正极电解液添加剂,其具备协同稳定机制,可有效阻断五价钒离子的沉淀路径,显著提升五价钒电解液的高温稳定性。
Resumen de: CN121662875A
本发明涉及新能源与分布式发电技术领域,具体涉及一种氨燃料固体氧化物燃料电池冷热电水多联供系统及方法;包括氨气裂解与提纯单元、热电发电单元、固体氧化物燃料电池、热泵循环、有机朗肯循环单元、污水纯化单元和塔式太阳能光热单元,系统通过氨裂解制氢,经氢气纯化后供给SOFC发电,通过上述方式,实现了具有较高的能源综合利用效率,能够实现冷、热、电、水的多联供,有效解决系统各单元之间的能量梯级利用和热管理问题,以满足分布式发电系统的特殊需求。
Resumen de: CN121652364A
本发明提供一种联二萘‑联苯基钒液流电池质子交换膜材料的制备方法,用于钒液流电池隔膜材料领域。本发明将不同比例的磺酸化联二萘酚与联苯作为共聚单体,与5‑氟靛红通过酸催化缩聚反应制备而成,结构式如(I)所示。采用三氟乙酸及三氟甲磺酸作为聚合反应的非均相溶剂和催化剂,一步完成缩聚与磺酸基团的引入,反应条件温和,无需后续磺化处理,产率高且成本低廉。由该共聚物制备的离子交换膜,兼具优异的质子传导通道和高效的钒离子筛分能力。在全钒液流电池性能测试中表现出高质子电导率和低钒离子渗透率,以及较高的电池的库伦效率和能量效率,具有较广阔的应用前景。
Resumen de: CN120432561A
The invention relates to the technical field of fuel cells, in particular to a gas diffusion layer of a fuel cell, the fuel cell and a fuel cell stack. The gas diffusion layer comprises a substrate layer and a microporous layer, and the substrate layer of the gas diffusion layer of the fuel cell and the microporous layer of the gas diffusion layer of the fuel cell are laminated; the gas diffusion layer substrate layer of the fuel cell comprises a gas flow channel ridge, the gas diffusion layer gas flow channel ridge of the fuel cell is arranged on one side far away from the gas diffusion layer micropore layer of the fuel cell, and gas flow channel grooves are formed in the edges of the gas diffusion layer gas flow channel ridge of the fuel cell and the gas diffusion layer substrate layer of the fuel cell; the gas flow channel ridges and the gas flow channel grooves are arranged in the gas diffusion layer, so that the catalytic efficiency of the catalytic layer is improved, and the working efficiency of the fuel cell is further improved.
Resumen de: CN121656871A
本发明涉及燃料电池系统测试技术领域,尤其是机车用大功率复合燃料电池系统测试平台及控制方法。该测试平台包括供氢模块、主冷却回路、辅助冷却回路,供氢模块、主冷却回路、辅助冷却回路分别通过管路连接在燃料电池系统上,供氢模块包括氢气回路、氮气回路、流量计、中压压力传感器、汇流排,氢气回路与氮气回路均连接在总管路上,总管路上依次安装有流量计、中压压力传感器和数个汇流排。该发明可以满足多套大功率燃料电池系统同时测试需求,并实现稳定的氢气流量、压力及温度控制。
Resumen de: CN121662865A
本发明涉及车辆技术领域,具体公开了一种燃料电池及其控制方法与装置、存储介质、车辆,其中,该控制方法包括:获取所述燃料电池中质子交换膜的基准阻抗范围和实际阻抗值;在所述实际阻抗值未处于所述基准阻抗范围时,向所述燃料电池的电堆增加预设量的反应气体;获取所述燃料电池中质子交换膜的阻抗变化值;根据所述阻抗变化值对所述燃料电池的排气间隔时长和排气持续时长进行控制,从而优化电堆性能,进而提升整车运行效率。
Resumen de: CN121650519A
本发明涉及电池电动汽车技术领域,公开了一种用于电池电动汽车的氢燃料电池增程器系统,包括氢存储模块,用于存储氢燃料;燃料电池堆,与氢存储模块连接,用于对应于峰值效率操作点的恒定、预定输出水平产生电能;能源管理系统,用于监控主电池组的荷电状态,并动态调整激活的荷电状态阈值;功率电子设备,用于将燃料电池堆产生的电能导向主电池组。通过燃料电池在单一、最佳效率点运行,与负载多变的燃料电池汽车相比,氢气利用率较为明显地提高,从而降低运营成本和减少加注频率,并且缩小燃料电池和电池组件的尺寸,减少材料使用、生产成本和车辆整备重量,改善操控性和能源经济性。
Resumen de: CN121662867A
本发明涉及一种船用氢燃料电池发电系统的自动化安全监控装置,属于新能源动力技术领域,其中,该系统包括:监测模块、控制分析模块和切断模块;所述监测模块用于获取船舶各处的状态信息,并将所述状态信息发送至所述控制分析模块;所述状态信息包括氢气浓度、火焰烟雾状态和通风状态;控制分析模块,用于以状态信息为输入特征,采用训练完备的支持向量机分类模型对船舶氢燃料电池运行安全性进行分析,得到安全状态结果,若安全状态结果为状态异常,则将状态异常的指令发送至切断模块;切断模块用于根据所述状态异常的指令控制供氢通道的阀门关闭。本发明解决了现有的安全监控方案都是分散的,从而导致监控精度低的技术问题。
Resumen de: CN121662842A
本发明属于微生物燃料电池空气阴极材料技术领域,涉及一种Fe‑N‑S‑C催化剂的制备方法:S1、将ZIF‑8加入到溶剂中分散,然后再加入铁盐;再引入硫源,得到Fe‑N‑S‑C前驱体;S2、将步骤S1中得到的前驱体在氩气保护下进行煅烧。本发明利用Fe‑N‑S‑C催化剂中的Fe‑Nx活性位点提供足够的电化学活性位点,有利于细菌的粘附和生物膜的形成,从而有利于细胞间的信号传导和电荷转移,增强胞外电子转移速率。附着枯草芽孢杆菌生物膜的Fe‑N‑S‑C催化剂改性电极不仅在半电池中具有优秀的电催化ORR活性,作为MFC空气阴极的催化材料组装成全电池时,仍表现出很好的生物发电能力,具备较强的应用前景。
Resumen de: US20260074254A1
A proton exchange membrane for an energy conversion device, a hydrogen fuel cell stack for a vehicle, and a method of forming a proton exchange membrane. The proton exchange membrane includes a first layer of a perfluorosulfonic acid ionomer. In addition, the perfluorosulfonic acid ionomer includes a first methoxy-nonafluorobutane coated additive. The hydrogen fuel cell stack includes one or more membrane electrode assemblies, each including a proton exchange membrane.
Resumen de: CN121648827A
本发明公开了一种小型甲醇制氢装置,包括换热器、气化仓和反应仓,在所述换热器内设置有容纳腔,容纳腔内布置有自供热单元,用于为气化仓和反应仓供热。此外,本发明还提供了一种氢燃料电池和氢气发动机和掺氢发动机,以及小型甲醇制氢装置或/和氢燃料电池或/和氢气发动机或/和掺氢发动机在汽车上的应用。有益效果在于:制氢装置高度集成化和小型化,便于携带和移动;同时实现了自供热,供热稳定高效,从根本上避免了对外部电源的依赖,以及电加热器功率限制问题,启动和响应速度快,适于工业推广应用。
Resumen de: CN121662856A
本发明提供一种便携式质子交换膜电堆发电装置,包括碳纤维外壳以及集成于所述碳纤维外壳内的质子交换膜电堆、氢气出口电磁阀、空气过滤器、空气加热装置和空气风机,所述氢气出口电磁阀通过氢气管路与质子交换膜电堆氢气出口位置连接,所述空气过滤器设置在质子交换膜电堆空气进口位置的前方,紧邻质子交换膜电堆空气进口位置还设有空气加热装置,所述空气风机设置在质子交换膜电堆空气出口位置,碳纤维外壳上质子交换膜电堆空气出口一侧设有空气引流板和空气舵机;通过改变质子交换膜电堆空气流动方向及速度,依靠自身产热及热能源的高效利用,可为便携式质子交换膜电堆发电装置提供所需的热量,满足低温运行的能力。
Resumen de: CN121662861A
本说明书实施方式提供了一种燃料电池供气系统及供气方法,涉及电池技术领域。供气系统包括:包括空气滤清器、涡轮增压器、三通比例阀、空压机、三通阀和燃料电池的电堆;电堆包括阴极入口和阴极出口;三通比例阀包括进口、第一通道和第二通道;三通阀包括进口、第一通道和第二通道;空气滤清器的出口连接有第一支路和第二支路,第一支路连接于三通比例阀的进口,第二支路通过涡轮增压器连接三通比例阀的第二通道,三通比例阀的第一通道经过空压机连接电堆的阴极入口;电堆的阴极出口连接于三通阀的进口,三通阀的第一通道用于直接排气,三通阀的第二通道用于经过涡轮增压器进行排气。如此,可以使得燃料电池能够稳定供气、有效降低空压机能耗。
Resumen de: CN121662882A
本发明公开了一种掺铂质子交换膜及其制备方法、燃料电池,属于燃料电池技术领域。本发明通过将具有催化活性的铂黑和全氟磺酸树脂充分混合,采用喷涂方式制备得到厚度均匀、导电性能强、并具有抵抗自由基的掺铂质子交换膜。当将掺铂质子交换膜应用于燃料电池时,由于质子交换膜中掺杂具有催化活性的铂,因此,该掺铂质子交换膜能与交叉传输的氧气进行反应,避免氧气透过掺铂质子交换膜与阳极发生反应产生具有氧化活性的自由基,从而减少自由基对掺铂质子交换膜的结构产生影响,进而使该掺铂质子交换膜具有寿命长、稳定性高、导电性能强的优点。
Resumen de: CN121654512A
本发明提供一种在规定的情况下,能够进行适合于对发电系统的要求的发电系统的运转,从而确保发电系统的便利性的运转管理装置。运转管理装置是对具备发动机发电机和燃料电池发电机的发电系统的运转进行管理的运转管理装置,具备处理部,该处理部在针对发电系统的请求输出为第一规定值以下的情况下,使发动机发电机和燃料电池发电机中的一方运转。
Resumen de: CN121653622A
本申请公开了一种含纳米涂层的金属支撑层材料及其制备方法,属于固体氧化物燃料电池技术领域。制备方法包括:将前驱体与稳定剂共溶于溶剂中,得到混合溶液;于所述混合溶液中加入稳定剂和分散剂,经恒温水浴与搅拌处理得到溶胶;将所述溶胶老化处理后,涂覆于金属支撑层基体表面,热处理后制得。通过本申请的方法可以在金属支撑层表面涂覆纳米氧化物涂层,其附着力强且耐热循环性能优异,用于固体氧化物燃料中,可以显著提高其在高温工作环境下的耐氧化性能,从而延长电堆寿命。
Resumen de: CN121662834A
本公开涉及一种阴极转印模板及其制备方法和制备燃料电池膜电极的方法,采用阴极转印模板中含有高分子化合物和硅氧化合物,能够使阴极转印模板具有较好的韧性和较高的强度,避免使用阴极转印模板进行热压的过程中出现裂纹碎裂造成的催化剂层损伤的情况。并且,超细的硅氧化合物均匀分布在阴极转印模板中,尤其是在阴极转印模板的转印表面含有超细的硅氧化合物,能够提升阴极转印模板与荷叶的拓印效果,以在形成具有一定粗糙度的转印表面上,进而能够为热压工艺提供一定的容错,避免阴极催化剂层被过度压实造成的气体传输阻力大以及易出现水淹的问题。
Resumen de: CN121652125A
本发明提供水溶性吩嗪衍生物及在液流电池中的应用,本发明基于吩嗪母核设计并合成了一系列稳定且高溶解度的吩嗪衍生物,合成简单易于产业化生产,且合成工艺中无需使用昂贵的催化剂及配体,成本更加低廉。在液流电池测试方面,电解液储能材料的配置中使用安全且廉价的1.0M KOH或1.0M KCl水溶液作为支持电解质,电池充放电循环测试的结果表明:这些吩嗪衍生物具有很高的稳定性。
Resumen de: WO2025021881A2
The invention relates to a method for laser welding bipolar plates (10), the method comprising the steps of: laser welding two at least partly overlapping joining partners (12, 14) along a specified welding path in order to produce an overlapping connection between the joining partners (12, 14); observing, during the welding process, whether, following the process zone (22), at least one undulating structure (242) forms in the weld pool (24); initiating, in response to the observation, a measure for preventing or bypassing using an incomplete join (152) between the joining partners (12, 14) along at least one portion of the welding path. The invention also relates to a laser welding system and to a computer program product for implementing the method.
Resumen de: CN121662840A
本发明属于聚合物电解质膜燃料电池技术领域,提供了一种模板辅助法衍生电催化剂的制备及其应用,采用金属有机框架材料表面进行金属大环化合物自组装,形成有序化聚集体,再将此复合物进行高温热处理,制备得到相应电催化剂。该方法所制备的电催化剂经高温热处理之后没有形成金属基颗粒,有效避免了金属聚集,提高了金属‑氮‑碳氧还原活性位密度,在酸性和碱性电解液中都具有较好的氧还原活性及稳定性。该方法采用的该催化剂制备过程无需任何酸处理,原料来源丰富,节省资源,降低成本,同时简化了非贵金属电催化剂的制备过程,所制备的电催化剂具有较高的氧还原活性及耐久性,可用于聚合物电解质膜燃料电池领域中。
Nº publicación: CN121662851A 13/03/2026
Solicitante:
内蒙古科技大学
Resumen de: CN121662851A
本发明公开了一种膦化聚硼硅氧烷质子交换膜及其应用,属于质子交换膜领域;本发明先制备膦化聚硼硅氧烷,将膦酸基团接枝到聚硅氧烷主链上,保证质子载体的稳定性,然后,再与壳聚糖共混,与膦化聚硼硅氧烷中的膦酸以及未反应的游离磷酸形成氢键。与掺杂或利用金属有机框架稳定的手段相比,本发明从结构出发,利用化学键接枝磷酸,从根本上解决了磷酸易流失的问题。实验结果表明,本发明提供的膦化聚硼硅氧烷质子交换膜,具有优异的热稳定性,在200℃时质量损失低于10%,高温质子电导率可达40‑100 mS/cm,单电池测试显示开路电压为0.2‑1.0 V,最大功率密度达200‑800 mW/cm²,展现出良好的高温低湿应用性能。