Resumen de: US20260309238A1
0000 A valve assembly is provided and includes a valve body including a first conduit extending between a first opening of the first conduit and a second opening of the first conduit with respect to a first axis and a second conduit communicatively coupled to the first conduit and extending along a second axis between a first opening of the second conduit and a second opening of the second conduit spaced from the first opening of the second conduit. The valve assembly further includes a valve stem extending between a first end and a second end with respect to the first axis, the valve stem being arranged in the first conduit with respect to the first axis and movable between a first position and a second position.
Resumen de: US20260312080A1
0000 An oxygen reduction catalyst may include a catalyst metal having oxygen reduction reaction activity and a modified layer comprising an organic nitrogen compound having a triazine ring structure represented by the following formula (I) or a cation thereof:
0000
0000 In the formula (I), R<1>, R<2>, R<3>, R<4>, R<5>, and R<6 >each independently represent a hydrogen atom, a group represented by R<7>OCH<2>—, or a group represented by —X—*, wherein R<7 >represents a hydrogen atom or an alkyl group having 3 to 8 carbon atoms, X represents a methylene group (—CH<2>—) or a methyleneoxy group (—O—CH<2>—), and * represents a bond. However, at least one of R<1>, R<2>, R<3>, R<4>, R<5>, and R<6 >is a group represented by R—OCH<2>— (where R
Resumen de: US20260307067A1
An oxygen reduction catalyst may include a catalyst metal having oxygen reduction reaction activity, and a modified layer including one or more organic nitrogen compounds and a radical quencher. The one or more organic nitrogen compounds may be selected from the group consisting of nitrogen-containing organic compounds having a triazine ring, polymers containing a portion thereof, and cations thereof. The radical quencher may include one or more structural moieties selected from the group consisting of a hydroxyphenyl triazine skeleton and a hindered amine skeleton.
Resumen de: EP4819256A1
0001 A fuel cell device comprises: a stack including a plurality of fuel cells stacked in a stacking direction; a case housing the stack and including a case one end portion, the case one end portion being formed at one end side in the stacking direction and forming an opening; and a lid member formed with a through hole for flow of a fluid to be supplied to the stack, the lid member being fastened to the case one end portion in such a way as to cover the opening. The lid member includes a resin part and a metal part. The metal part is in contact with the case one end portion.
Resumen de: WO2025185956A1
The present invention relates to a water separator (10) for a fuel cell in a vehicle. 1. The water separator comprises a housing having an inlet (15) for supplying an exhaust gas from an outlet of a stack of the fuel cell (1) and an outlet (16) for returning hydrogen gas to the fuel cell (1). A discharge valve (12) is used to discharge liquid water, and a venting valve (13) is used to discharge gas. A filling level sensor (30) arranged in the housing is used to capacitively measure the filling level of liquid water in the water separator (10). The filling level sensor (30) outputs a measurement signal that is proportional to the filling level. The filling level sensor (30) also comprises a slosh damping and splash guarding device (31) as protection against sloshing waves and water splashes.
Resumen de: WO2025223608A1
The invention relates to a cell stack (1) comprising a plurality of electrochemical cells (2) and two plates (3, 6) having a rectangular basic shape, namely a distributor plate (3) and an end plate (6), between which the cells (2) are clamped, wherein: the distributor plate (3) has a plurality of channels (12, 13, 22) provided for supplying media to the cells (2) or discharging it from the cells (2), said channels being straight, per se, being oriented in some cases orthogonally and in some cases parallel to one another, and opening perpendicularly at lateral surfaces (25, 26, 27, 28) of the distributor plate (3), which connect a top face (30) of the distributor plate (3) to a bottom face (29) of the distributor plate (3); there is at least one imaginary plane (ME), which is situated in parallel between the top face (30) and the bottom face (29) of the distributor plate and which intersects at least two channels (12, 13, 22) provided for conducting different media; and the end plate (6) has no distributor structures.
Resumen de: WO2025190700A1
The invention relates to a method for operating an air system (1) for supplying at least one stack (4) with air, wherein the air system (1) has a supply air path (2) for a stack inlet air mass flow, an exhaust air path (3) for a stack outlet air mass flow, and a cooling air path (4) for a cooling air mass flow. The cooling air mass flow is used to cool an air compressor module (5) comprising at least one compressor (6) integrated into the supply air path (2) for compressing a fresh air mass flow drawn into the supply air path (2) from the surrounding environment, from which fresh air mass flow all the air mass flows located in the air system (1) are fed, and from which the cooling air mass flow branches off, is fed via the cooling air path (4) to the air compressor module (5) for cooling, is expanded in the meantime and is then introduced into the stack outlet air mass flow. According to the invention, the stack inlet air mass flow is determined from the difference between the fresh air mass flow and the cooling air mass flow and optionally further air mass sub-flows to be deducted, which are branched off from the supply air path (2) downstream of the compressor (6), wherein the cooling air path (4) is modelled as a throttle point on the basis of the expansion occurring there, and the cooling air mass flow is determined computationally on the basis of this modelling by means of a throttle equation. The invention also relates to a control device that is designed to carry out s
Resumen de: CN224862244U
本说明书涉及液流电池技术领域,具体地公开了一种液流电池电堆集成装置,包括:储存座,内部储存有冷却液;放置台,设置在储存座的两侧,放置台上端设有多个放置槽,放置槽用于放置电堆组;多个流体管,布置在储存座内部,流体管的两端穿过储存座并通过管道与电堆组的进出液端相连通形成电解液循环回路;多个散热翅片,散热翅片环绕设置在对应的流体管的外部,浸没在冷却液中;多个通风孔,每个通风孔设置在对应的放置槽的底部;多个散热风道,贯穿储存座的底部与上部,散热风道与通风孔相互配合形成散热气流通道;排气组件,设于储存座下端,用于向通风孔和散热风道内排入气流进行散热。上述方案显著提升了液流电池电堆的散热效率。
Resumen de: CN224862245U
本实用新型公开了一种阴极闭式风冷燃料电池双极板,包括依次排列的阳极板、冷却板、阴极流道板;所述阳极板远离冷却板的阳极面上设置有沿双极板的长度方向延伸的氢气流道;所述冷却板上设置有沿双极板的宽度方向延伸的冷却空气流道;所述阴极流道板远离冷却板的阴极面上设置有沿双极板的长度方向延伸的反应空气流道,所述反应空气流道的阴极面四周设置有密封圈。本实用新型通过设置阴极流道板,让反应空气单独流动,冷却空气从冷却板的冷却空气进口进入,反应空气从阴极流道板的反应空气进口进入,反应空气和冷却空气分别从不同的位置及结构部件进入双极板,在双极板内部形成垂直流通的结构布局。
Resumen de: CN122930947A
本发明首先提供一种用于全钒液流电池的磺化改性锆基金属有机框架/接枝型磺化聚苯并咪唑复合膜,该复合膜中磺化改性锆基金属有机框架(MIP‑202‑SO3H)按质量百分比占有1‑7wt%,制备的sPBIB5‑MSx膜引入刚性侧链和MIP‑202‑SO3H,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MIP‑202‑SO3H延长钒离子传输路径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磺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,sPBIB5‑MSx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: CN122917235A
本发明公开了一种葡甲胺接枝SAN基树脂阴离子交换膜及其制备方法,包括以下步骤:以4‑乙烯基苄基氯、丙烯腈为原料制备苯乙烯‑丙烯腈共聚物;所述苯乙烯‑丙烯腈共聚物溶于有机溶剂,升温至60℃‑70℃加入葡甲胺接枝反应48h以上;加入缚酸剂缓慢降温至30‑40℃,然后加入季胺化试剂黑暗条件下反应24h‑48h,采用流延法成膜;所得薄膜浸泡NaOH溶液24h‑48h,得到葡甲胺接枝SAN基树脂阴离子交换膜;本发明采用机械性能和耐碱优异的全碳链主链,具有全新的多羟基阳离子构建大尺寸且连续的离子传导通道,用于碱性燃料电池具有高电导率、较好的力学性能和优异的抗腐蚀性能。
Resumen de: CN122930969A
本发明属于液流电池技术领域,具体涉及一种碱性全铁液流电池负极电解液体系、液流电池及应用。本发明所述碱性全铁液流电池负极电解液体系,在负极电解液中加入储氢合金等固体增容材料,同时利用有机配体与共配体共同对铁系负极电解液进行优化。本发明所述碱性全铁液流电池,基于所述负极电解液体系的优势,形成一种基于氧化还原靶向反应的碱性全铁液流电池体系,所述碱性全铁液流电池腐蚀性更低,安全可靠,能量密度高,成本更低,具有巨大的发展潜力。
Resumen de: CN122917514A
本发明提供锚定刚性多磺酸芳香化合物的SPEEK膜及其制备方法与液流电池应用,将SPEEK质量1.0%‑3.0%的刚性多磺酸芳香化合物经磺酸酐共价桥联键(‑SO2‑O‑SO2‑)锚定于交联网络,孔径0.5‑0.8 nm;残留二甲基亚砜于180‑190 ℃催化磺酸基脱水缩合,同步完成自交联与锚定,无需模板酸洗。刚性骨架将贯通大孔分割为亚纳米微通道形成固定负电荷层,筛分与静电排斥协同阻隔活性阴离子、保持K+传导;改性分子永久锚定、孔径长期稳定,电池库仑效率99.6%以上、循环寿命超8000圈,工艺简洁、易规模化。
Resumen de: CN122916444A
本发明属于高温密封玻璃技术领域,本发明涉及一种稀土掺杂的钡硼硅铝酸盐封接玻璃材料及其制备方法和应用,稀土掺杂的钡硼硅铝酸盐封接玻璃材料中的混合原料由以下质量分数的组分制成:15%~35%CaO、8%~12%Al2O3、30%~50%SiO2、5%~15%BaO、6%~14%B2O3以及3%~10%CeO2,混合原料在氩气或还原性气氛中经熔炼、浇注、冷却破碎后玻璃粉末再与有机溶剂混合制浆,先由400℃~500℃,保温时长为1h~3h,再升温至750℃~900℃,保温≥3h经两段热处理后冷却制得;本发明给出的稀土掺杂的钡硼硅铝酸盐封接玻璃材料提升了热膨胀性能且不影响封接玻璃材料稳定性。
Resumen de: CN224862243U
本实用新型适用于密封结构技术领域,提供了一种多节电池内部液流板框‑膜组件的密封结构,包括:液流板框;装配在所述液流板框后侧的第一热熔连接组件;上述装置首先液流板框作为基础支撑,确保整个组件的结构稳定性。第一热熔连接组件中的热熔胶纸粘附在液流板框上,其一侧的纳米二氧化硅层增强了胶纸的机械强度和耐热性,初步阻挡液体渗透。接着,离子膜组件的离子膜本体固定在纳米二氧化硅层后侧,橡胶连接框架则为离子膜本体提供额外的支撑和保护,确保离子膜在电化学反应中的稳定性和安全性。密封双面胶组件的密封双面胶本体粘贴在橡胶连接框架后侧,其上的增强纤维杆提高了密封双面胶的机械性能,进一步增强了密封效果。
Resumen de: CN224862251U
本实用新型涉及甲醇重整发电领域,尤其涉及一种一体式电堆系统,包括重整器和电堆,所述重整器包括密封连接的反应室和燃烧室,所述电堆包括由上至下依次可拆卸连接的上端板、发电组件和下端板,所述上端板通过所述燃烧室与所述反应室连通,所述上端板上开设有第一空气进气孔,所述燃烧室可拆卸设置在所述上端板上。燃烧室在进行燃烧时,通过换热通道对反应室进行换热以保证反应效率,燃烧室另外也对电堆进行预热,进而保证电堆的启动效率,反应室产生的氢气通过上端板进入到发电组件,实现电堆的氢气反应发电,将燃烧室可拆卸设置在上端板上,避免了传统通过一些过渡连接实现重整器与电堆的连接,大大缩减了设备的复杂程度,以实现设备小型化。
Resumen de: CN224862249U
本实用新型公开了一种用于大功率燃料电池测试的水热装置,涉及燃料电池测试设备水热装置技术领域,包括增压补水泵,所述增压补水泵的输入端设置有水箱补水管,所述增压补水泵的输出端通过水箱补水电磁阀连接有水箱,所述水箱底部的一侧设置有循环管路,所述循环管路的外壁设置有手阀,所述循环管路靠近手阀一侧的外壁设置有第一过滤器,所述循环管路远离水箱的一端设置有循环水泵,所述循环水泵的出水端通过水管连接有板式换热器。本实用新型有效控制内循环水的温度,满足燃料电池性能测试需要。
Resumen de: CN224862242U
本申请公开了一种膜电极、膜电极装置及电解槽,该膜电极包括:阳极边框;以及阴极边框,与所述阳极边框沿第一方向层叠设置;其中,所述阳极边框与阴极边框通过非胶粘连接方式相连。本实用新型通过使阳极边框和阴极边框通过非胶粘连接方式相连,不使用胶粘剂,从而可避免出现溢胶问题以及胶粘失效导致的串漏密封问题。
Resumen de: CN224862247U
本实用新型公开了一种氢燃料电池系统用的一体化集成式的固态储氢模块的供氢系统,属于车用氢燃料电池技术领域。其旨在解决现有固态储氢供氢系统集成度低、管路复杂、维护不便及兼容性差的问题。该系统包括依次通过管路连接的第一快插接头、压力传感器、温度传感器、减压阀、电磁截止阀及第二快插接头,温度传感器与减压阀之间设有带旁通手阀的分支管路。本实用新型通过部件一体化集成简化管路,快插接头与旁通手阀适配快换需求,具备空间利用率高、维护成本低、适配范围广、安全可靠的优势,可用于氢燃料电池叉车、物流车及测试平台等场景。
Resumen de: CN122930944A
本发明的燃料电池用的隔离件基材由具有钝化皮膜的不锈钢材料构成。在钝化皮膜的表面形成有多个凹坑。表面的算术平均粗糙度为6nm以上且18nm以下。凹坑的平均深度为20nm以上且100nm以下。
Resumen de: CN122911511A
本公开实施例公开了一种微电极结构、神经探针及微电极结构的制造方法。该微电极结构通过将神经记录电极和微型生物燃料电池单元中的一者环绕另一者设置,使得微型生物燃料电池单元与神经记录电极在空间上紧凑排布,大幅缩短了微电流和化学副产物的传递距离,有效降低了欧姆损耗,减少了信号串扰,提高了电能利用效率,化学副产物的扩散距离缩短,浓度梯度衰减减小,使得更多副产物能够有效到达前驱体层,提高了抗炎纳米结构的生成效率。微型生物燃料电池单元利用内源性葡萄糖/氧气持续供能,驱动前驱体层在神经记录电极界面发生原位电化学反应,生成导电纳米结构和/或抗炎纳米结构,实现了电极界面的动态自修复与炎症微环境调节。
Resumen de: CN122930962A
本发明涉及燃料电池技术领域,公开了一种燃料电池膜电极及其制备方法、质子交换膜燃料电池,所述膜电极包括质子交换膜,所述质子交换膜的一侧设有阳极催化层,另一侧设有阴极催化层;所述阳极催化层包括阳极催化剂以及亲水改性的碳颗粒,所述阴极催化层包括阴极催化剂以及疏水改性的碳颗粒;其中,所述阳极催化层的孔隙率不低于35%,阳极催化层与水的接触角不高于95°;所述阴极催化层的孔隙率不低于50%,阴极催化层与水的接触角不低于90°,且阳极催化层与水的接触角小于阴极催化层与水的接触角,该膜电极具有较高的电催化剂活性、传质效率高。
Resumen de: CN122930966A
本发明属于固体氧化物燃料电池技术领域,尤其涉及一种固体氧化物燃料电池电解质材料及其制备方法与应用。所述的固体氧化物燃料电池电解质材料的制备方法,包括以下过程:将稀土氧化物原料与无水乙醇混合进行湿法球磨处理,球磨后烘干、过筛、鼓风干燥,得电解质材料;稀土氧化物为氧化镨钕,氧化镨的质量百分数为20‑30wt.%,氧化钕的质量百分数为70‑80wt.%。本发明提供一种固体氧化物燃料电池电解质材料,仅需采用未掺杂的氧化镨钕,无需额外改性即可展现出优异的氧离子传导性能,应用于固体氧化物燃料电池中,低温发电性能优异,工艺性能稳定;本发明还提供其制备方法,制备过程简单,工艺流程大幅缩短。
Resumen de: CN122922764A
本发明涉及燃料电池膜电极电流测试技术领域,具体是一种燃料电池膜电极电流分布测试方法和系统,该方法包括安装传感器阵列;通过传感器阵列获取点阵位置处的电流测量数据及点温度测量数据;根据电流方向判据对电流测量数据进行数据清洗,剔除方向异常测量数据后,得到第一电流清洗数据,映射得到电流二维分布图;映射得到与电流二维分布图空间对齐的温度二维分布图;对电流二维分布图与温度二维分布图进行关联性分析,识别电流测量数据取值异常点,将电流测量数据取值异常点剔除后,重构得到燃料电池膜电极电流分布图。本发明通过关联性分析识别并剔除电流测量数据取值异常点,提升燃料电池膜电极电流分布计算结果的准确性。
Nº publicación: CN224862250U 16/10/2026
Solicitante:
内蒙古一派氢能科技有限公司
Resumen de: CN224862250U
本实用新型涉及燃料电池膜电极领域,公开了一种燃料电池膜电极结构,包括外框a,所述外框a下部设置有外框b,所述外框a与外框b内壁设置有气体扩散层,所述气体扩散层下方设置有催化剂膜,所述气体扩散层与催化剂膜上下层叠设置,所述气体扩散层与催化剂膜的中部嵌合有导电过渡层。本实用新型中,导电过渡层,采用微孔或网状结构,以增强气体扩散层与催化剂膜之间的接触面积和导电性能,减少接触电阻,通过气体扩散层与催化剂膜的弧面设计,形成梯度压力分布方式,确保气体扩散层与催化剂膜之间的压力从边缘向中心逐渐增大,避免局部接触不良,确保两者在动态工作条件下保持良好的接触。