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POLYMER ELECTROLYTE MEMBRANE AND METHOD OF PREPARING THE SAME

Resumen de: EP4708414A1

The present specification relates to a polymer electrolyte membrane and a method of preparing the same. The polymer electrolyte membrane according to one embodiment of the present invention may be mass-produced since crosslinking is not required, and exhibits significantly superior performance compared to commercially available AEM membranes.

DEVICE AND METHOD FOR TRANSFERRING BLANKS

Resumen de: EP4707209A1

Die Erfindung betrifft eine Vorrichtung und ein Verfahren für eine Übergabe von Zuschnitten an eine Übergabestrecke, insbesondere für eine Übergabe von Zuschnitten (10) an eine Materialbahn, eine Transportbahn (14), eine rotierende Walze und/oder an entlang einer Transportstrecke transportierte Produkte (12), die Vorrichtung (1) umfassend ein Positioniersystem (2) mit mindestens zwei, insbesondere drei oder mehr, entlang einer umlaufenden Bahn bewegbaren Schlitten (20) und mit einem Antriebssystem (24), wobei die Schlitten (20) jeweils eine Produktaufnahme (22) aufweisen und eingerichtet sind, um jeweils einen Zuschnitt (10) an der Produktaufnahme (22) aufzunehmen, den Zuschnitt (10) ortsfest an der Produktaufnahme gehalten zu transportieren, und den Zuschnitt (10) an die Übergabestrecke zu übergeben, und wobei das Antriebssystem (24) eingerichtet ist, um die Schlitten (20) entlang der umlaufenden Bahn zumindest abschnittsweise unabhängig voneinander zu bewegen.

CARBON-BASED CATALYSTS

Resumen de: EP4708408A1

A method for making a carbon-based catalyst involves synthesizing or obtaining particulate precursor material having heteroatoms dispersed in a structure formed by carbon atoms. An exfoliation process is performed on the particulate precursor material to delaminate layers of the particulate precursor material in the form of graphitic flakes or graphene-like flakes. In embodiments, the graphitic flakes or graphene-like flakes can be atomically thin sheets with interstitial and/or edge heteroatoms.

INTERCONNECT INCLUDING CELL NEST AND METHOD OF ASSEMBLING AN ELECTROCHEMICAL CELL STACK INCLUDING THE INTERCONNECT

Resumen de: EP4708409A1

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.

Curved (involute) fuel cell stack placement design

Resumen de: GB2700742A

A fuel cell stack 60 comprising a plurality of fuel cells arranged in a stack in a curved pattern. The fuel cells may be spaced from one another, optionally equally spaced. The pattern may be spiral or involute. There may be cooling ducts 76 provided between adjacent stacks, optionally tapered ducts, optionally triangular-shaped. The fuel cells may be hydrogen fuel cells. In a further embodiment, a plurality of fuel cell stacks (Fig. 11, 88) may be arranged in a multi-pointed star pattern (Fig. 11, 89). The star pattern may be flat-sided or curved-sided. An integrated fuel cell electric engine 50 may comprise a compressor 52 and a turbine 54 rotatably mounted on a shaft 56 with one or more of the fuel cell stacks arranged on the outside of the compressor and turbine. The fuel cells may be configured to be cooled by air flow, optionally from the compressor. A vehicle comprising the engine, optionally wherein the vehicle is an aircraft (Fig. 10, 120), optionally wherein the engine is mounted in a fuselage or nacelle of the aircraft. Fig. 6

MEMBRANE PRODUCTION METHOD

Resumen de: WO2025176805A1

A method for producing heat-resistant membranes with high surface area and surface porosity to be used in batteries, fuel cells and electrolysers comprises preparing single and/or more solutions, applying an electrospinning process to the single and/or more solutions, thereby obtaining a nanofiber membrane.

WORK MACHINE

Resumen de: EP4707472A1

A work machine (100) comprises: a hydrogen tank (31) that stores hydrogen; an energy generation device (32) that is disposed below the hydrogen tank (31) and generates energy by using the hydrogen as an energy source; a hydrogen pipe (41) that connects the hydrogen tank (31) and the energy generation device (32); and a support structure (60) that supports at least one of the hydrogen tank (31) and the energy generation device (32). The support structure (60) includes an intervening portion (63, 206, 208, 306, 802) positioned between the hydrogen tank (31) and the energy generation device (32), and the intervening portion has a guide portion (63C, 210A, 210B, 308, 804) that guides the hydrogen from a position below the intervening portion to a position above the intervening portion.

WORK MACHINE

Resumen de: EP4707471A1

Provided is a work machine (100), wherein a fuel pipe (40A) is disposed at a position offset from a high-voltage inter-device space (50S) between a first high-voltage device (51) and a second high-voltage device (52) of a high-voltage device group (50) and a hydraulic inter-device space (60S) between a first hydraulic device (61) and a second hydraulic device (62) of a hydraulic device group (60), a high-voltage cable (50A) is disposed at a position offset from the inter-fuel device space (40S) between a fuel tank (41) and a fuel cell device (42) of the fuel device group (40) and the hydraulic inter-device space (60S), and a hydraulic pipe (60A) is disposed at a position offset from the inter-fuel device space (40S) and the high-voltage inter-device space (50S).

ELECTROCONDUCTIVE MEMBER, ELECTROCHEMICAL CELL DEVICE, MODULE, AND MODULE ACCOMMODATION DEVICE

Resumen de: EP4708415A1

A conductive member includes a metal plate, a first porous layer, and a second porous layer. The metal plate includes a first surface and a second surface located on an opposite side to the first surface, and a gas can circulate between the first surface and the second surface. The first porous layer is located on the first surface. The second porous layer is located on the second surface. When a thermal expansion coefficient of the metal plate is α0, a thermal expansion coefficient of the first porous layer is α1, and a thermal expansion coefficient of the second porous layer is α2, there are relationships of α1 < α0 and α2 < α0, or α1 > α0 and α2 > α0.

PHENOLIC COATINGS FOR ENHANCED RESISTANCE TO HYDROCARBON POISONING OF PROTON EXCHANGE MEMBRANE FUEL CELL ELECTRODES

Resumen de: WO2024229266A1

An electrocatalyst ink composition is provided. The ink composition includes a liquid vehicle, particles with at least one electrocatalyst metal, and at least one compound having a phenolic moiety. In various embodiments, the compound comprising a phenolic moiety is resorcinol and the electrocatalyst metal is a platinum-bismuth alloy.

The manufacturing method for high-durability polymer electrolyte membranes

Resumen de: KR20260034334A

본 발명은 항산화제를 포함하는 전해질막을 제조하는 방법에 관한 것으로, 수소이온전도도 감소 현상을 개선하기 위하여 항산화제를 초음파 분무를 통해 입자 형태로 하나의 층을 형성하는 것을 특징으로 하는 제조방법에 관한 것이다.

一种Ni-Fe合金支撑型固体氧化物燃料电池及其制备方法

Resumen de: CN121642017A

本申请公开了一种Ni‑Fe合金支撑型固体氧化物燃料电池及其制备方法，属于固体氧化物燃料电池技术领域。所述电池包括Ni‑Fe合金支撑结构，以及堆叠的单电池片；其中，所述Ni‑Fe合金支撑结构的形状为网格状，通过Ni‑Fe合金粉末冶金或增材制造制备得到；所述Ni‑Fe合金支撑结构的Ni含量为30wt%~40wt%，热膨胀系数为（11.2~11.8）×10‑6K‑1；所述网格状的边长为1.5mm~2.5mm，厚度为0.4mm~0.6mm，开孔率为50%~70%，网格间距为4.0mm~5.0mm。本申请通过Ni‑Fe合金的热膨胀匹配、网格状结构的优化设计和导电性能的提升，显著改善了电堆的热循环稳定性、电化学性能、机械稳定性和多燃料适应性，同时兼顾了成本效益，为SOFC在清洁能源领域的广泛应用奠定了坚实基础。

燃料电池系统及单发电装置

Resumen de: CN121642020A

本发明提供即使在燃料电池系统中万一产生燃料气体的泄漏也能够防止点火源所在位置的燃料气体的浓度变高的技术、或者能够容易地实现燃料电池系统中的热平衡的优化的技术、或者能够适当地进行燃料电池系统中的通风的技术。示例性的燃料电池系统具备壳体，该壳体具有：燃料电池室，配置有燃料电池模块；和电气安装室，与上述燃料电池室划分开，配置有多个电气设备。在上述壳体设置有进行上述燃料电池室的通风的燃料电池室通风路径、和进行上述电气安装室的通风的多个电气安装室通风路径。另外，上述壳体具有进行内部的通风的通风路径，上述通风路径的入口设置于上述壳体的侧面，上述通风路径的出口设置于上述壳体的上表面。

膜电极接合体的制造方法和膜电极接合体的制造装置

Resumen de: US20260066264A1

A method for manufacturing a membrane electrode assembly includes an applying step of applying a catalyst ink to a first surface of a polymer electrolyte membrane, and a drying step of drying the applied catalyst ink. The applying step is performed in a state where a second surface of the polymer electrolyte membrane opposite to the first surface is in contact with a swelling solvent that swells the polymer electrolyte membrane.

一种基于聚磺化多巴胺改性的电纺复合质子交换膜及其制备方法

Resumen de: CN121642054A

本发明涉及燃料电池及技术领域，具体涉及一种基于聚磺化多巴胺改性的电纺复合质子交换膜及其制备方法。所述复合质子交换膜包括：经磺化多巴胺单体自聚合包覆改性的多孔电纺纤维基底，所述磺化多巴胺单体为芳环磺化多巴胺、末端磺化多巴胺、氨基磺酰化多巴胺中的任一种；以及填充于多孔电纺纤维基底中的三价铈盐与磺化聚合物。通过引入聚磺化多巴胺涂层，可显著改善磺化聚合物的浸润性和结合力，促进Ce3+的均匀分散与固定，从而提高膜的质子传导率和化学稳定性。该复合质子交换膜制备方法简便，在界面相容性、抗自由基降解能力及长期运行稳定性方面表现均良好，在质子交换膜燃料电池及电解水装置中具有良好的应用前景。

燃料电池堆的冷启动方法、装置、电子设备及存储介质

Resumen de: CN121642033A

本发明公开了一种燃料电池堆的冷启动方法、装置、电子设备及存储介质。其中，该方法包括：响应针对于燃料电池堆的启动指令，获取燃料电池堆所处环境的温度参数；确定与温度参数相匹配的目标燃料电池冷启动策略；基于目标燃料电池冷启动策略，控制燃料电池堆执行冷启动动作。本发明解决了相关技术中对燃料电池堆进行冷启动的能耗较高，启动成功率较低的技术问题。

燃料電池のセパレータ

Resumen de: US20260058169A1

A separator for a fuel cell includes a plate-shaped body including multiple ribs extending in parallel. The ribs protrude from the body to come into contact with a gas diffusion layer of a membrane electrode gas diffusion layer assembly. Spaces between the ribs and between the body and the gas diffusion layer form passages through which gas is supplied to and discharged from the membrane electrode gas diffusion layer assembly. The ribs include dividing portions that divide the passages extending in parallel. Each dividing portion divides the corresponding passage into sections on upstream and downstream sides in a gas flow direction. The positions of the dividing portions in the gas flow direction of the passages are set to be different between adjacent ones of the passages in a direction in which the ribs are arranged in parallel.

一种大面积平板式SOC阳极支撑体及其制备方法

Resumen de: CN121627384A

本发明提供了一种大面积平板式SOC阳极支撑体及其制备方法。所述平板式SOC阳极支撑体，由包含无机氧化物粉体、造孔剂、分散剂、溶剂、粘结剂和增塑剂的浆料经排胶烧结而得，其中排胶烧结过程中采用泡沫镍或泡沫镍氧化物材料作为垫片。本发明使用泡沫镍或泡沫镍氧化物材料作为SOC阳极支撑体生胚的排胶烧结垫片，加速排胶烧结，在保证平整度的前提下，提高了效率，同时可以解决高温下镍元素流失的问题。泡沫镍的廉价易剪裁性可以减少垫片加工难度并降低成本。

燃料电池

Resumen de: CN121642053A

本实施方式涉及一种燃料电池，至少包含膜电极接合体，所述膜电极接合体具有电解质膜、配置于上述电解质膜的一个面上的阳极催化剂层、和配置于上述电解质膜的另一面上的阴极催化剂层，上述阴极催化剂层至少包含含有具有氧还原活性的催化剂金属和修饰该催化剂金属的修饰剂的电化学氧还原电极催化剂，上述修饰剂为选自含氮环状有机化合物及其聚合物中的至少1种，选自电解质膜、阳极催化剂层和阴极催化剂层中的至少1者含有抑制上述修饰剂的分解的分解抑制剂。

燃料电池模块

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.

估算燃料电池中气体分压和相对湿度的方法、系统及装置

Resumen de: US20260066317A1

A method for estimating partial pressures and relative humidity of gases in a fuel cell is introduced. The method may comprise setting control volumes in the fuel cell based on physical features of the gases, determining stay time periods of the gases in the control volumes based on flow velocities of the gases, wherein the stay time periods correspond to times the gases remain within the control volumes, determining a number of moles and mole movement rates of the gases in the control volumes based on the stay time periods, estimating partial pressures and the relative humidity of the gases in the control volumes based on the determined number of moles and mole movement rates, and controlling an operational parameter of the fuel cell based on the estimated partial pressures and relative humidity of the gases in the control volumes.

燃料电池装置

Resumen de: US20260066318A1

A fuel cell apparatus includes: a fuel cell, including unit cells stacked in a first direction and separators spaced apart from each other in the first direction; and a cell connector mounted to the fuel cell in a second direction intersecting the first direction. The separators include first and second separators adjacent to each other. The fuel cell further includes a first gasket disposed so as to form a recess contacting an edge of the first separator, a second gasket disposed on the second separator while facing the recess in the first direction to define a receiving slot together with the recess, and a first terminal portion disposed in the receiving slot. The cell connector includes a second terminal portion inserted into the receiving slot in the second direction to be engaged with the first terminal portion in a contact manner in the first direction.

含有极性官能团的聚降冰片烯基阴离子交换离聚物及其制备方法和应用

Resumen de: CN121627988A

本发明提供一种新型的含有极性官能团的聚降冰片烯基阴离子交换离聚物及其制备方法和应用。聚降冰片烯具有优异的热稳定性及化学稳定性。同时，聚降冰片烯基的AEI主链上没有芳基，避免了芳基带来的吸附影响。本发明合成的季铵盐形式的加成聚降冰片烯基AEI可溶于低沸点溶剂中，确保能够使用溶剂浇铸法制备膜电极。除了AEI的溶解性外，本发明利用硫醇‑烯点击反应改性季铵盐形式的加成聚降冰片烯基AEI，可制备得到含有极性官能团的阴离子交换离聚物，改善AEI与电解催化剂之间的相互作用，该反应简单易操作，普适性强，可有效提升含有AEI的AEMWE体系中的电流密度。

燃料电池系统的异常检测方法、装置和非易失性存储介质

Resumen de: CN121642042A

本发明公开了一种燃料电池系统的异常检测方法、装置和非易失性存储介质。其中，该方法包括：检测燃料电池系统在运行过程中的故障风扇个数、电堆的入口处冷却液温度；在故障风扇个数和/或入口处冷却液温度相对于前一记录值发生变化的情况下，基于故障风扇个数和入口处冷却液温度，确定并记录故障风险系数；记录入口处冷却液温度小于预设温度阈值情况的持续时长；在持续时长达到预设时长的情况下，确定持续时长内的故障风险系数之和为累积故障风险系数；根据累积故障风险系数，确定燃料电池系统的异常检测结果。本发明解决了检测到任意风扇故障后，即使没有影响温度也会停止系统工作，造成过度保护的技术问题。

一种高熵氧化铋基固体氧化物燃料电池电解质及其制备方法和应用

Nº publicación: CN121642060A 10/03/2026

Solicitante:

怀柔实验室山西研究院

Resumen de: CN121642060A

本发明公开了一种高熵氧化铋基固体氧化物燃料电池电解质及其制备方法和应用，所述电解质的化学通式为(Bi2O3)1‑x(RE2O3)x，RE为La、Pr、Sm、Gd、Dy、Er和Yb中的任意四种的组合。将硝酸铋与选定的四种元素对应的硝酸盐混合溶于稀硝酸溶液中，配制成硝酸盐混合溶液；在搅拌条件下向硝酸盐混合溶液中加入氨水，控制体系终点pH值维持在8.0‑10.0，反应完成后获得沉淀物，沉淀物经洗涤、干燥获得高熵氧化铋前驱体粉末；将高熵氧化铋前驱体粉末进行第一次热处理，第一次热处理后的高熵氧化铋前驱体粉末压制成型，经预烧和第二次热处理后获得产品。本发明利用稀土元素构建等摩尔或近等摩尔比高熵体系，通过多元素协同效应稳定δ‑Bi2O3立方萤石相结构，突破传统单/双元素掺杂的局限性，实现宽温域稳定的目的。