Resumen de: WO2024202861A1
A fuel cell (100) comprises: a cell laminate (10) which is obtained by laminating, in an alternating manner, a separator and a membrane electrode structure (2) that includes an electrolyte film and an electrode; a housing (50) which houses the cell laminate (10); and a plurality of rod-shaped members (60a-60d) which extend in the lamination direction of the cell laminate (10) so as to divide a tubular space (SP30) formed between a side surface (10a) of the cell laminate (10) and an inner surface (31a) of the housing (50) into a plurality of spaces (SP31-SP34) substantially parallel in the lamination direction, an end surface (61) on one end side of each of which is in close contact with or in proximity to the inner surface (31a) of the housing (50), an end surface (62) on the other end side of each of which is in close contact with or in proximity to the side surface (10a) of the cell laminate (10). Provided to the housing (50) are a plurality of openings (52-55) that achieve communication between the plurality of spaces (SP31-SP34) and an external space (EX) outside the housing (50).
Resumen de: CN223598742U
本实用新型涉及燃料电池技术领域,具体提供了燃料电池系统和用电设备。该燃料电池系统包括:壳体以及布设于所述壳体内部空腔的电堆、电堆支撑架和氢气子系统,其中:所述壳体的侧壁设有多个通风口;所述电堆设置于所述电堆支撑架上;所述氢气子系统设置于所述电堆支撑架的下方空间或侧面空间;所述氢气子系统的氢气出口连接所述电堆的氢气入口。其中,由于该壳体的侧壁设有多个通风口,并且该电堆设置于电堆支撑架上,该电堆因电化学反应所产生的热量,能够被通风口的空气对流所带出,从而通过空气对流的方式来对该电堆进行散热,这样该燃料电池系统即使应用于缺水的野外环境下,也能够进行散热,因此解决了现有技术中的问题。
Resumen de: CN121011696A
本发明涉及电池堆技术领域,具体是涉及一种氢燃料电池堆组装装置,包括:机架;限位模块,呈水平状态横跨设置于所述机架上;所述限位模块设有多组能够径向朝向所述机架中部水平滑移的第一限位杆;每组第一限位杆的侧壁还均嵌入式安装有能够对电池堆进行弹性限位的顶撑单元;矫正模块,所述矫正模块设置有两组,两组矫正模块呈水平状态横跨设置于所述机架内且能够呈倾斜状态朝向所述机架的中心滑移;合组模块,呈水平状态设置于所述机架的顶部,所述合组模块设有两个能够相向靠近或远离的合组板和设置于每个合组部上的弹性扣夹单元;本发明不仅能够对多个电池堆进行精准矫正且能够对多个电池堆之间进行高效压组。
Resumen de: WO2024202863A1
A fuel battery cell (1) comprises: a polymer electrolyte membrane (22); an anode electrode (23) and a cathode electrode (24) that are disposed on both sides of the polymer electrolyte membrane (22); and a pair of separators (3) that are disposed opposing the anode electrode (23) and the cathode electrode (24), form an anode flow path (An) that faces the anode electrode (23) and through which a fuel gas flows, and form a cathode flow path (Ca) that faces the cathode electrode (24) and through which an oxidant gas flows. The anode electrode (23) includes a first catalyst that promotes an oxidation reaction of hydrogen and a second catalyst that promotes a decomposition reaction of hydrogen peroxide. The second catalyst is a ceria zirconia sintered material.
Resumen de: WO2024210327A1
The present invention relates to a mid-case of a fuel cell humidifier, and to a fuel cell humidifier, the mid-case comprising: a mid-case body accommodating at least one cartridge containing a hollow fiber membrane bundle; a mid-case inlet through which a first gas flows into the mid-case body; a mid-case outlet, distanced from the mid-case inlet in the first axial direction, through which the first gas is discharged from the mid-case body; a partition wall, disposed inside the mid-case body, for partitioning the interior of the mid-case body into an inflow space into which the first gas flows in, and an outflow space from which the first gas is discharged; and an additional partition wall disposed inside the mid-case body between the mid-case inlet and partition wall in the first axial direction, wherein the partition wall is positioned so that the separation distance is shorter to the mid-case outlet than to the mid-case inlet in the first axial direction, and the additional partition wall is provided with a through-hole through which the first gas is passed.
Resumen de: CN121011689A
本发明涉及氢能利用技术领域,公开了一种固态储氢与氢燃料电池耦合系统。本发明提供的固态储氢与氢燃料电池耦合系统,包括氢燃料电池、固态储氢装置和控制器,氢燃料电池设置有工况检测装置,氢燃料电池与固态储氢装置之间的输氢管道上设置有氢气流量调节装置。其中,工况检测装置能够实时检测氢燃料电池的实时工况数据,控制器能够基于检测到的实时工况数据指示氢气流量调节装置对流经输氢管道的氢气流量进行调节,以使得氢燃料电池的实时工况符合要求。也即,该耦合系统能够基于氢燃料电池的实时工况数据快速调节氢气流量,进而实现快速响应,确保氢燃料电池输出的稳定性和高效性,具有显著的动态适应能力。
Resumen de: CN121011688A
本发明的目的在于提供一种抑制向燃料电池供给的燃料气体的流量的控制精度的降低的燃料电池系统。燃料电池系统具备:燃料电池;线性电磁阀,喷射向上述燃料电池供给的燃料气体;排出阀,排出从上述燃料电池所排出的燃料废气;以及控制装置,在检测到上述线性电磁阀的开度的波动的情况下将上述排出阀打开。
Resumen de: CN121011683A
本发明公开了一种氢燃料电池散热系统,属于氢燃料电池散热技术领域,包括喷雾装置、控制装置、散热系统和氢燃料电池,氢燃料电池和控制系统平行安放在地上,散热系统位于控制装置上方,喷雾装置位于散热系统正面迎风面;喷雾装置包括五个压力旋流喷嘴、分头和工质水箱;控制装置包括单片机、触摸屏、电控阀门、温度传感器、霍尔流量传感器、变压器,彼此由电线相连。散热系统包括引风机、热管式散热器和翅片式散热器。解决了现有技术中由于热管式散热器冷凝端未设置辅助冷却技术,导致散热效果差的问题。并且采用氢燃料电池产生的去离子水作为雾化工质,避免了因雾化工质不纯净导致热管上结垢和腐蚀问题,显著提高氢燃料电池汽车整体续航能力。
Resumen de: CN121011692A
本发明公开一种燃料电池状态原位监测系统及监测方法,该系统包括内部具有流道的燃料电池,燃料电池的流道中布置有光纤光栅阵列和倾斜光纤光栅阵列;光纤光栅阵列和倾斜光纤光栅阵列的一端分别与光纤分光器的其中一个输出端连接,光纤分光器的输入端与光源连接;光纤光栅阵列的另一端与解调仪的输入端口连接;倾斜光纤光栅阵列的另一端与光谱仪的输入端口连接;解调仪和光谱仪与计算机通讯连接。本发明光纤光栅阵列传感系统和倾斜光纤光栅阵列传感系统,实现对燃料电池内部状态的全面监测,达到对燃料电池温度场和碳沉积状态的实时原位监测目的,为燃料电池的优化运行和性能提升提供有力支持。
Resumen de: CN121011691A
本发明公开了一种锌溴液流电池多功能电解液及其制备方法,属于电化学储能技术领域,方法包括:将电解质溶于溶剂中,依次加入支持电解质、正极络合剂及正极添加剂,得到正极电解液;正极添加剂为碘化锌;碘化锌中的I‑与Br2/Br‑反应体系中的Br2形成混合卤素离子,达到阻溴功能,提高电解液的整体电导率和综合电化学性能;将电解质溶于溶剂中,依次加入支持电解质、第一负极添加剂,得到负极电解液;第一负极添加剂包括醋酸钠和柠檬酸钠;醋酸钠和柠檬酸钠组合形成宽域缓冲体系,能够动态调节并稳定电解液的pH值,提升电池的长期稳定性,延长循环寿命,正极电解液和负极电解液构成锌溴液流电池多功能电解液;通过钠盐缓冲和离子配位协同调控锌沉积行为。
Resumen de: WO2024202884A1
Provided are: a carbon material for a catalyst carrier of a solid polymer-type fuel cell, the carbon material comprising a porous carbon material satisfying the following requirements (A), (B), and (C); a catalyst layer and a fuel cell which use the same; and a carbon material for a catalyst carrier. (A): The volume (Vmicro) of pores having a diameter of at most 2 nm, as obtained by analyzing a nitrogen adsorption isotherm by means of the Dollimore Heal (DH) method, is 0.055-0.225 mL/g. (B): In an XRD spectrum obtained by X-ray diffraction (XRD) measurement, La (110), as obtained through peak analysis of a diffraction angle 2θ=78±3º, is 2.8-9.0 nm. (C): In the nitrogen adsorption isotherm, the nitrogen adsorption amount Vmacro at a relative pressure of 0.95-0.99 is 300-1,200 mL/g.
Resumen de: CN121011686A
发明涉及一种氢燃料电池气体供给系统及冬夏季供给方法,属于氢燃料电池技术领域,包括:空气供给模块、氢气供给模块及换热模块,空气供给模块包括空气涡流管、第一三通阀、压缩机、第二三通阀及第三三通阀,第一三通阀的进口与环境空气连通;氢气供给模块包括氢气罐、氢气涡流管、第四三通阀和混合器;换热模块包括第一换热器和第二换热器。本发明基于空气涡流管、氢气涡流管、第一换热器和第二换热器,可以区分冬夏季的氢气和空气的供给方式,在满足电堆两股气流的小温差供给要求的前提下,可以最大限度地降低能耗,避免产生热应力。
Resumen de: CN121012085A
本发明提供一种氢‑电混合能源智能分配系统及预测控制方法,涉及能源管理与智能控制领域。包括,多输入DC/DC转换器,所述多输入DC/DC转换器包括燃料电池支路和超级电容支路,所述多输入DC/DC转换器用于能量转换和安全输出。LSTM负载预测模块,所述LSTM负载预测模块用于采集历史电流数据、设备标识信息和环境参数并预测负载电流值。该氢‑电混合能源智能分配系统及预测控制方法,通过多输入DC/DC转换器,结合燃料电池和超级电容支路,该系统能够根据实时负载电流预测和故障诊断生成能源分配策略,确保能源高效且智能地分配给各个负载,最大程度地提高能源使用效率,延长系统组件的寿命。
Resumen de: CN121009827A
本发明公开了一种质子交换膜燃料电池的两相流压降预测方法及系统,涉及两相流燃料电池技术领域,包括以下步骤:构建质子交换膜燃料电池流道的几何模型,并对几何模型进行网格划分,得到网格模型;设置网格模型的边界条件,并为每个网格构建用于表征气相和液相两相流的流动过程的微分方程组,所述微分方程组包括用于计算流道压力的动量方程以及用于描述气相和液相的体积分数方程;对微分方程组进行求解,基于求解结果得到网格模型入口处和出口处的压力,将二者作差,得到两相流压降。本发明通过引入动态接触角与对蒸发冷凝效应的建模,本发明能够显著提升液滴流动模拟的物理真实性与压降预测精度。
Resumen de: CN121011680A
本发明适用于高温质子交换膜燃料电池技术领域,提供了一种改性聚苯并咪唑基高温质子交换膜、制备方法及应用,包括以下步骤:将聚苯并咪唑、环氧季铵盐溶于有机溶剂中,一定温度、时间下,环氧季铵盐中的环氧基团开环接枝聚苯并咪唑主链,形成环氧季铵盐改性的聚苯并咪唑膜液,通过流延法流延成膜,得到环氧季铵盐改性的聚苯并咪唑高温质子交换膜。本发明制备过程中使用绿色季铵化试剂,无碱条件下,避免了聚苯并咪唑主链降解及碱性条件下‑NH‑离子交联引起的不可控反应过程;在聚苯并咪唑侧链上引入强碱性季铵基团,季铵基团有着比聚苯并咪唑更高的磷酸吸附和保留能力,能够显著提高膜的磷酸吸附和保留能力。
Resumen de: CN121011682A
本发明提供一种抗衰减电堆和燃料电池系统。所述抗衰减电堆包括:多个依次堆叠的单电池,所述每个单电池包括双极板、设置在双极板两侧的电极组件以及位于两个电极组件之间的质子交换膜;所述电极组件包括催化层和气体扩散层,所述催化层设置在质子交换膜与气体扩散层之间;所述双极板采用表面镀有抗腐蚀涂层的金属材料制成,所述抗腐蚀涂层为碳纳米管—聚四氟乙烯复合涂层;所述催化层中添加有纳米级二氧化铈颗粒,所述纳米级二氧化铈颗粒的粒径为5‑20nm。本发明提供的抗衰减电堆和燃料电池系统通过对双极板和催化层的改进,可有效提高电堆的抗衰减性能,进而可延长燃料电池系统的使用寿命的优点。
Resumen de: CN121009736A
本发明公开了一种提高锌溴液流电池正极传质性能的流道结构及其设计方法,属于液流电池领域。针对锌溴液流电池正极电解液(溴化锌溶液与有机溴络合物)的两相流动传质不均问题,提出在双极板的蛇型流道内壁上设置交错排列的肋板结构方案。肋板结构增大流速变化,增强湍流扰动,促进两相均匀混合;同时增大流道压降,提升电解液向电极的渗入量。模拟结果显示,在电解液入口流速0.1m/s,电极渗透率1×10‑11m2情况下,2cm×2cm尺寸的电极中溴络合物平均体积分数较传统蛇形流道分别提升140%(与流向夹角45°)和123%(与流向夹角135°),反应物相含率相对标准差分别降低4.3%和7.9%。本发明显著改善锌溴液流电池正极电解液传质情况,可应用于大规模储能锌溴液流电池系统。
Resumen de: CN121011687A
本发明的目的在于提供能够抑制多个喷射器的负荷的不均匀的燃料电池系统。该燃料电池系统具备:燃料电池;多个喷射器,喷射向上述燃料电池供给的燃料气体;以及控制装置,执行燃料气体喷射控制,该燃料气体喷射控制针对多个上述喷射器中任一个上述喷射器实施反复进行开闭的开闭处理,针对剩余的上述喷射器实施维持为开阀状态的开阀处理,在上述燃料气体喷射控制中,每当正在实施上述开闭处理中的上述喷射器的与开始上述开闭处理之后的开闭次数相关的相关值为阈值以上时,上述控制装置从多个上述喷射器中依次切换实施上述开闭处理的任一个上述喷射器。
Resumen de: WO2024202883A1
Provided are: a carbon material for a catalyst carrier of a solid polymer fuel cell that is composed of a porous carbon material which satisfies requirements (A) to (D); a catalyst layer and a fuel cell using the same; and a method for manufacturing a carbon material for a catalyst carrier. (A) The value of the pore volume VA5-10 that is exhibited by pores having a pore diameter of 5 nm or larger but smaller than 10 nm, as determined from a nitrogen adsorption isotherm, is 0.1 mL/g or more but less than 0.2 mL/g. (B) The difference between the pore volume VA5-10 that is exhibited by pores having a pore diameter of 5 nm or larger but smaller than 10 nm, as determined from the nitrogen adsorption isotherm, and the pore volume VD5-10 that is exhibited by pores having a pore diameter of 5 nm or larger but smaller than 10 nm, as determined from a nitrogen desorption isotherm, is 0.06 mL/g or more. (C) In an XRD spectrum, Lc (LcA) of a component A among components that have a clear peak in the range of 2θ=26.0 ± 0.2° and that are obtained by waveform separation of 2θ=20-30° is 0.9 nm or more. (D) The nitrogen adsorption amount Vmacro at a relative pressure of 0.95-0.99 in the nitrogen adsorption isotherm is 300-1200 mL/g.
Resumen de: WO2024200817A1
The invention provides a porous transport layer for an electrolyser or for a fuel cell, comprising - a first nonwoven layer of metal fibers provided for contacting a proton exchange membrane, wherein the first nonwoven layer of metal fibers comprises metal fibers of a first equivalent diameter, wherein the first nonwoven layer of metal fibers has a first surface roughness and a first porosity, - a second nonwoven layer of metal fibers, wherein the second nonwoven layer of metal fibers comprises metal fibers of a second equivalent diameter, wherein the second nonwoven layer of metal fibers has a second surface roughness and a second porosity, wherein the first surface roughness is below 10 µm, the first equivalent diameter is smaller than the second equivalent diameter, the first surface roughness is smaller than the second surface roughness for at least 20%, e.g., in a range of 20% to 120%, wherein the first porosity is smaller than the second porosity for at least 10%, e.g., in a range of 10% - 50%, and wherein the first nonwoven layer is metallurgically bonded to the second nonwoven layer.
Resumen de: WO2024195442A1
This fuel cell stack comprises a limiting member that is disposed in a gap between an inner wall surface of a case and an outer side surface of a cell stack, the surfaces facing each other, and that limits the movement of the cell stack in a direction that is orthogonal to a predetermined direction. If, in the predetermined direction, a region where the limiting member is provided is defined as a first region and a region where the limiting member is not provided is defined as a second region, the limiting member is disposed so as to satisfy the relationship N < 2 × P × µ/(m × a), where N is the number of continuously stacked power generation cells in the second region, P is the compression load in the stacking direction, µ is the friction coefficient at the contact surface between the cell stack and a pair of end units, m is the mass of a single power generation cell, and a is the acceleration acting on the cell stack in a direction that is orthogonal to the predetermined direction.
Resumen de: WO2024202698A1
The desulfurizing agent according to the present disclosure is for removing a sulfur compound from a fluid comprising water and the sulfur compound, the desulfurizing agent comprising at least one kind of metal ion selected from the group consisting of aluminum, iron, and copper ions and an organic ligand coordinated to the metal ion, wherein the organic ligand includes isophthalic acid which may have a substituent at position-5 of the benzene ring. In an X-ray diffraction pattern of the desulfurizing agent determined with a Cu-Kα line, diffraction peaks are present respectively in the range of diffraction angles of 10.9±0.3° and in the range of diffraction angles of 18.1±0.3°.
Resumen de: CN121011694A
本申请提供的高温质子交换膜及其制备方法,属于能源与材料科学技术领域,包括仿粘土材料及聚合物基体,仿粘土材料具有层状结构,层状结构的表面接枝有功能性基团,仿粘土材料的层间或表面负载有离子液体团簇,本申请通过仿粘土层状结构提供刚性支撑,抑制高温下聚合物链热运动,使膜在120℃以上仍保持稳定,提升复合膜的高温稳定性;利用离子液体团簇构建连续的质子传输通道,通过其固有离子电导率实现低湿度或无水条件下的高效传导;仿粘土结构的表面修饰增强与聚合物基体的相互作用,优化界面相容性,减少相分离,同时抑制溶胀;将离子液体封装于层状粘土仿生结构的纳米限域空间中,通过空间位阻和静电作用防止泄漏,延长膜寿命。
Resumen de: CN121011690A
本申请涉及无人机动力系统技术领域,尤其涉及一种无人机氢燃料电池氢气循环利用系统。尤其包括三级压电氢喷射器组、并联引射器模块和Y型分流流道。三级压电氢喷射器组包含低流量喷嘴、中流量喷嘴和高流量喷嘴,三个喷嘴环形均匀分布;Y型分流流道的入口端连接三级压电氢喷射器组的输出端,其两个出口端分别连接并联引射器模块的输入端;并联引射器模块包括并联设置的小流量引射器和大流量引射器,小流量引射器的喉部直径小于大流量引射器,并联引射器模块的负压抽吸口连接电堆的阳极排气口,其输出端连接电堆的阴极进气口;控制系统被配置为执行控制逻辑。在无需增加额外功耗的前提下提升了无人机氢燃料电池的氢气利用效率,大幅延长飞行时间。
Nº publicación: CN121011684A 25/11/2025
Solicitante:
扬州嘉和新能源科技有限公司
Resumen de: CN121011684A
本发明公开了一种燃料电池氢循环冷却集成系统,涉及燃料电池技术领域,包括氢循环冷却管理中心,所述氢循环冷却管理中心通信连接有如下模块:多源状态感知模块,用于实时采集氢循环‑冷却系统的多维度状态数据,并提取状态特征,形成状态特征序列表。本发明通过采集氢循环‑冷却系统的多维度状态数据,结合强化学习决策模块的动态协同控制策略,显著提升温度控制的精度与稳定性,利用马尔可夫决策过程模型预测负载突变导致的瞬时产热变化,并通过氢循环与冷却系统的联合调节,快速抑制温度波动,相较于传统PID控制,在动态工况下降低温度超调量,确保电堆始终工作在最佳温度范围内,延长其使用寿命并提高能量转换效率。