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一种氢气瓶口组合阀设备

Resumen de: CN224551303U

本实用新型属于阀门领域，具体的说是一种氢气瓶口组合阀设备包括气瓶开关阀；所述气瓶开关阀的侧面固接有减压阀，所述减压阀的侧面安装有氢气过滤器，所述氢气过滤器的侧面安装有气体流量计，所述气体流量计的侧面固接有输气管，所述输气管远离气体流量计的一端固接有法兰盘，在使用时，气瓶开关阀安装在气瓶上，其用于控制气瓶放气的开关，气瓶开关阀连接有减压阀，减压阀用于对氢气减压，之后连接有气体流量计确定加注的氢气量，依靠上述组合阀门结构，以此可以方便进行加注氢气，并且提高加注的安全性。

一种便于电堆装配的膜电极定位边框

Resumen de: CN122455863A

本发明公开了一种便于电堆装配的膜电极定位边框，涉及电堆装配技术领域，包括：下支撑板、可拆卸设置于下支撑板上部的上框架；所述上框架呈中心镂空的矩形框架结构；上框架侧部设置有用于从侧面插入的卡槽；上框架上镂空设置有第一定位孔，所述第一定位孔用于对膜电极在装堆方向和平面方向进行定位；上框架侧部镂空设置有第二定位孔，所述第二定位孔用于对膜电极的正反进行确认；所述下支撑板侧部固定设置有固定部，所述固定部用于固定膜电极。

可逆燃料电池及其控制方法、电堆装置

Resumen de: CN122455792A

本申请提供一种可逆燃料电池及其控制方法、电堆装置，属于电池领域，可逆燃料电池包括沿第一方向依次层叠设置的氧催化层、阴离子交换膜和氢催化层；其中，氧催化层包括第一催化层和第二催化层，第一催化层、第二催化层和阴离子交换膜沿第一方向依次层叠设置；第一催化层和第二催化层均包括析氧反应催化剂和氧还原反应催化剂，第一催化层中的析氧反应催化剂和氧还原反应催化剂的质量比为M，第二催化层中的析氧反应催化剂和氧还原反应催化剂的质量比为N，M＜N。本申请的第一催化层和第二催化层的特定梯度设置，使得离子传输网络和气体传输网络在氧电极侧以特定的方式交织共存，确保不同模式切换的快速响应和高效运行。

复合隔膜及其制备方法

Resumen de: CN122446262A

本申请公开了复合隔膜及其制备方法。复合隔包括改性氧化锆、改性聚酰亚胺和改性聚酰胺酸，所述改性氧化锆、所述改性聚酰亚胺、所述改性聚酰胺酸各自独立地具有亲水基团，所述亲水基团包括羟基。本申请提供的复合隔膜具有较好的亲水性和阻气性。

含有多孔材料的用于膜电极组件的粘合剂及其制备方法

Resumen de: CN122445325A

本发明提供了一种用于膜电极组件的粘合剂。该用于膜电极组件的粘合剂包括具有多个氢离子传导官能团的聚合物和与这些官能团中的至少一个结合的多孔材料。所述聚合物的侧链可以含有羧基、磷酸基团或磺酸基团，并且可以基于全氟磺酸或烃聚合物。所述多孔材料可以具有羟基，并且可以包括如环糊精、杯芳烃、柱芳烃或笼型聚合物等物质。制备所述粘合剂的方法包括将所述聚合物和多孔材料进行混合，然后进行热处理以促进它们的相互作用。这种粘合剂可以提高透氧率并改进膜电极组件的性能。

一种用于水下机器人的固体氧化物燃料电池多模型预测控制方法、设备及存储介质

Resumen de: CN122455836A

本发明公开了一种用于水下机器人的固体氧化物燃料电池多模型预测控制方法、设备及存储介质，属于水下机器人动力技术领域。该方法包括：以负载电流为调度变量，基于目标氢气流量和固体氧化物燃料电池系统的动态模型，并利用基于间隙度量非线性程度的均衡多模型分解方法以及期望输出导向建模方法，对固体氧化物燃料电池系统进行处理，得到多个目标线性子系统模型；根据基于间隙度量的模糊加权函数，对根据目标线性子系统模型确定的子预测控制器进行加权合成，得到多模型预测控制器；基于多模型预测控制器，对固体氧化物燃料电池系统输出电压进行优化控制。利用本发明提供的技术方案可以有效应对负载扰动对输出电压的影响，提升输出电压的稳定性。

一种燃料电池双极板

Resumen de: CN224554337U

本实用新型涉及燃料电池技术领域，具体提供了一种燃料电池双极板。该燃料电池双极板包括：阳极面和阴极面，其中：所述阴极面设有多个开放式空气直流道；以及，所述的各个开放式空气直流道中，至少一个开放式空气直流道的底面沿空气流动方向为高低起伏底；所述阳极面设有氢气出入口以及与所述氢气出入口连通的多个氢气弯折流道。这样，由于该燃料电池双极板的阴极面的各个开放式空气直流道中，至少一个开放式空气直流道的底面沿空气流动方向为高低起伏底，使空气在该开放式空气直流道内流动的过程中，能够在朝向膜电极方向上产生一个速度分量，进而使空气能够更好的渗入到膜电极的气体扩散层中，从而解决了现有技术中的问题。

FUEL CELL STACK

Resumen de: US20260213243A1

A fuel cell stack disclosed in the present specification includes a plurality of subunits that is stacked. Each of the subunits includes a pair of pressure plates, a plurality of unit cells stacked between the pressure plates, and a linking member that links the pressure plates while pressurizing the unit cells in a stacking direction. Each of the pressure plates is provided with a hydrogen channel through which hydrogen used in reaction in the unit cell passes and an oxygen channel through which oxygen used in reaction in the unit cell passes. Two of the subunits adjacent to each other are connected, and in the two subunits that are adjacent, the hydrogen channels are connected to each other and the oxygen channels are connected to each other. The unit cells are pressurized in each of the subunits, and accordingly, there is no need to pressurize the entire FC stack.

METHOD FOR CONTROLLING THE TEMPERATURE OF A FUEL CELL SYSTEM, AND FUEL CELL SYSTEM FOR AN AIRCRAFT PROPULSION SYSTEM

Resumen de: WO2026153609A1

The invention relates to a method (100) for controlling the temperature of a fuel cell system (10) of an aircraft propulsion system (2) of an aircraft (1), and to a fuel cell system (10) for an aircraft propulsion system (2), or for an aircraft (1) comprising an aircraft propulsion system (2). The fuel cell system (10) comprises a temperature-control system (20) and a separate heating system (50) in order to enable the fuel cell system (10) to be heated even at very low system temperatures (T) which are below a first threshold value (T1). The heating system (50) can be connected, when required, to the temperature-control system (20) of the fuel cell system (10).

燃料電池セル

Resumen de: US20260204598A1

A fuel cell at least includes a first separator, a first gasket, a sub-gasket, a membrane electrode assembly, a second separator, and a second gasket that are stacked together. One or each of the first separator and the second separator is a flow-channel separator. The fuel cell further includes a tension applier disposed outward with respect to an end portion of the first gasket and configured to apply a tension to the sub-gasket to press the sub-gasket against the first gasket in a region in which a surface pressure applied to the sub-gasket by the flow-channel separator is relatively low.

燃料電池セル

Resumen de: US20260204596A1

A fuel cell at least includes a first separator, a second separator, and a membrane electrode assembly. The first separator includes a corrugated structure configured to define a gas flow channel adjacent to the membrane electrode assembly and a cooling-water flow channel adjacent to the second separator. The gas flow channel and the cooling-water flow channel are alternately arranged. The corrugated structure includes corners. The gas flow channel and the cooling-water flow channel are partitioned from each other by a partition wall including a protruding portion protruding toward the gas flow channel from a reference line connecting a first corner vertex of one of the corners that is adjacent to the membrane electrode assembly and a second corner vertex of another one of the corners that is adjacent to the second separator. The protruding portion includes a third corner vertex.

METHOD FOR MANUFACTURING A BIPOLAR PLATE

Resumen de: WO2026153748A1

The invention relates to a method for manufacturing a bipolar plate (10, 51), the method comprising the steps of: primary mechanical forming, using a forming tool (79, 80, 81, 82), of the first plate blank (83, 85) to form a first plate (64, 85) as a first plate element (85), by applying a primary forming force to the first plate blank (83, 85) by means of the forming tool (79, 80, 81, 82), and/or primary mechanical forming, using a forming tool (79, 80, 81, 82), of the second plate blank (84, 86) to form a second plate (65, 86) as a second plate element (86), by applying a primary forming force to the second plate blank (84, 86) by means of the forming tool (79, 80, 81, 82); stacking the first plate element (64, 85) and the second plate element (65, 86) one on top of the other such that inner sides (66) of the first and second plate elements (85, 86) lie against one another at a contact region (68); producing at least one welded joint (69, 70, 71, 72) between the first and the second plate element (85, 86) such that the bipolar plate (10, 51) is formed from the first and second plate elements (85, 86) which are joined to one another by means of the welded joint (69, 70, 71, 72), wherein the first plate element (85) and/or the second plate element (86) is additionally subjected to secondary forming by heating the first and/or second plate element (85, 86) in order to reduce the required secondary forming force, and by carrying out the secondary forming in the heated state wit

ELECTROCHEMICAL CELL FRAME WITH INTEGRATED SEALS

Resumen de: WO2026156026A1

An electrochemical cell frame (100) for an electrolysis application utilizing an electrochemical cell (101) is provided. The electrochemical cell frame (100) can include a frame body (102), an internal sealing member (104), and an external sealing member (106). The frame body (102) can be formed from a polymer material. The frame body (102) can define an active area (112), a flow passage (114), and a port (116). The active area (112) can be configured to accommodate the electrochemical cell (101). The flow passage (114) can be configured to direct fluid flow into or out of the active area (112). The port (116) can be fluidly connected to the flow passage (114). The internal sealing member (104) can be integrally formed with the frame body (102) and positioned to separate fluid streams within the electrochemical cell (101). The external sealing member (106) can be integrally formed with the frame body (102) and positioned to militate against fluid leakage from the electrochemical cell (101).

GAS DIFFUSION COMPOSITE MATERIAL FOR FUEL CELLS, AND POLYMER ELECTROLYTE FUEL CELL

Resumen de: US20260213227A1

0000 Provided are a gas diffusion composite material for fuel cells, which is a thin layer and has reduced electrical resistance such as contact resistance, and a polymer electrolyte fuel cell including the gas diffusion composite material. Disclosed is a gas diffusion composite material for fuel cells, the gas diffusion composite material including: a porous substrate sheet including a conductive material; and a microporous carbon layer containing a particulate and/or fibrous carbon material and a water-repellent resin. The gas diffusion composite material has a structure, e.g., in which at least one surface of the porous substrate sheet is coated with the microporous carbon layer.

Brennstoffzellensystem

Resumen de: DE102025143950A1

Ein Brennstoffzellensystem (2) kann umfassen: eine Brennstoffzelle (6); einen Brennstofftank (4); einen Brenngaszuführpfad (20) mit einem linearen Solenoidventil (32) und einem Ejektor (36); und einen Controller (10), welcher derart konfiguriert ist, dass dieser dem Ejektor (36) das Brenngas mit einer Soll-Strömungsrate zuführt, indem der Betrieb des linearen Solenoidventils (32) gesteuert wird. Der Controller (10) kann derart konfiguriert sein, dass dieser selektiv einen Linearsteuerungsmodus und einen Impulssteuerungsmodus ausführt. In dem Linearsteuerungsmodus kann der Controller (10) derart konfiguriert sein, dass dieser die Soll-Strömungsrate durch Aufrechterhalten eines konstanten Öffnungsgrades des linearen Solenoidventils (32) erreicht. In dem Impulssteuerungsmodus kann der Controller (10) derart konfiguriert sein, dass dieser die Soll-Strömungsrate durch periodisches Ändern des Öffnungsgrads des linearen Solenoidventils (32) zwischen zumindest zwei Werten erreicht.

燃料電池制御システム、燃料電池制御方法及び電気化学検出装置

Resumen de: CN121173072A

The power supply comprises a power conversion circuit and a control circuit. The power conversion circuit is used for outputting corresponding power to a load according to a power input signal of the fuel cell. The control circuit is configured to generate an input current control signal according to an input power command and a power change slope command, or an input current command and a current change slope command, and a measured power value or a current value. Based on the input current control signal, the control circuit generates a control signal, and controls the power conversion circuit to adjust the power or current of the power input signal of the fuel cell according to the control signal. The invention further relates to an operation method.

SIO2 SUPPORTED CEO2 AS RADICAL SCAVENGER

Resumen de: US20260213223A1

0000 Cerium oxide (CeO<2>) coated silica (SiO<2>) particles that optionally include inorganic groups —SO<2>X and processes to prepare such particles are provided. The addition of the cerium oxide coated silica particles to fluorinated polymers containing sulfonic acid functional groups increases their stability towards radical degradation when used in fuel cell applications or in electrolysis applications.

SOC STACK COMPRISING COMBINED FLOW DISTRIBUTOR AND CONTACT ENABLER

Resumen de: US20260213228A1

0000 A Solid Oxide Cell stack has a combined flow distributor and contact enabler made of pressed metal foil with flow guides and contact areas located between an interconnect layer and a cell layer in the stack.

METHOD FOR MANAGING A HYBRID POWERTRAIN FOR A HYDROGEN MOTOR VEHICLE AND ASSOCIATED POWERTRAIN

Resumen de: US20260208722A1

0000 A method manages a hybrid powertrain of a hydrogen motor vehicle. The hybrid powertrain includes an internal combustion engine, a fuel cell, a hydrogen storage tank, and a line connecting an air outlet of the fuel cell to an air inlet of the internal combustion engine. The line has a cutoff valve. The method includes controlling the shutdown of the fuel cell, stopping the internal combustion engine, opening the cutoff valve when the fuel cell and the internal combustion engine are stopped, and running the internal combustion engine without injecting hydrogen from the storage tank in order to draw, via the line, the fluids present in the fuel cell to the internal combustion engine.

CARBON DIOXIDE RECOVERY APPARATUS AND CARBON DIOXIDE RECOVERY METHOD

Resumen de: US20260208100A1

A carbon dioxide recovery apparatus is configured to utilizes electrolysis and to help prevent chlorine gas generated during electrolysis from being discharged to the outside. A carbon dioxide recovery apparatus includes an electrolysis vessel, a reaction vessel. a liquid transfer part, and a gas transfer part. An anode electrolysis chamber and a cathode electrolysis chamber are provided in the electrolysis vessel, to which an aqueous metal salt solution is supplied. An aqueous metal hydroxide salt solution generated by electrolysis in the cathode electrolysis chamber and carbon dioxide are transferred to the reaction vessel, which react to form a carbonate. Chlorine gas generated in the anode electrolysis chamber is supplied to the aqueous metal salt solution in the anode electrolysis chamber in the electrolysis vessel by the gas transfer part.

MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL COMPRISING SAME

Resumen de: US20260213239A1

0000 Provided is a membrane-electrode assembly having both improved performance and durability. One embodiment of the present invention provides a membrane-electrode assembly comprising: a polymer electrolyte membrane; a first catalyst layer disposed on at least one surface of the polymer electrolyte membrane; and a second catalyst layer disposed on the polymer electrolyte membrane, wherein the first catalyst layer is interposed between the polymer electrolyte membrane and the second catalyst layer, and the first catalyst layer includes platelet mesoporous carbon.

ION CONDUCTOR DISPERSION, POLYMER ELECTROLYTE MEMBRANE PREPARED THEREFROM, MEMBRANE-ELECTRODE ASSEMBLY, AND FUEL CELL

Resumen de: US20260213240A1

0000 Provided is an ion conductor dispersion capable of improving the chemical and mechanical durability of a polymer electrolyte membrane. The ion conductor dispersion according to the present disclosure includes an ion conductor, a crosslinking agent, and a solvent, and has a contact angle of at most 135° with respect to a polytetrafluoroethylene (PTFE) porous membrane. Here, the contact angle is measured 1 second after the ion conductor composition is dropped on the polytetrafluoroethylene (PTFE) porous membrane under the conditions of 25° C. and a relative humidity of 60%.

FUEL CELL CATALYST AND PREPARATION METHOD THEREFOR

Resumen de: US20260213224A1

0000 The present invention relates to a fuel cell catalyst preparation method and a fuel cell catalyst, the method comprising the steps of: (a) permeating a metal catalyst precursor or a metal catalyst seed into pores in a porous support; (b) producing metal catalyst particles by reducing the metal catalyst precursor or the metal catalyst seed; (c) removing metal catalyst particles which are outside of the pores of the support or which exhibit a weak binding force; and (d) by reducing and growing the metal catalyst particles by adding an additional metal catalyst precursor and a reducing agent, obtaining post-growth metal catalyst particles which are more stably supported.

METHOD FOR A PROPERTY-RELATED ARRANGEMENT OF FUEL CELLS WITHIN A FUEL CELL STACK

Resumen de: US20260213234A1

The invention relates to a method for a property-related arrangement of fuel cells (12) within a fuel cell stack (10) having the following steps: a) characterizing individual or multiple fuel cells (12) with respect to the susceptibility thereof to have different faults (30, 40, 50, 60, 70) prior to arranging such fuel cells in the fuel cell stack (10);b) arranging the fuel cells (12) characterized according to step a) within the fuel cell stack (10) in installation locations (80, 82, 84, 86) such that the effect of the faults (30, 40, 50, 60, 70) of fuel cells (12) ascertained according to step a) is minimized during operation of the fuel cell stack (10).

COATED GRAPHITE PARTICULATE MATERIAL

Nº publicación: US20260209048A1 23/07/2026

Solicitante:

IMERTECH SAS [FR]
IMERTECH SAS

Resumen de: US20260209048A1

0000 The present invention relates to novel coated graphite particulate materials comprising graphite particles coated with a layer of amorphous carbon, wherein the coated graphite particulate materials are characterized by a particle size distribution (PSD) with a D<50 >of at least about 20 μm, a BET specific surface area (BET SSA) of less than about 3.0 m<2>/g and a crystallographic Lvalue of at least about 210 nm. The present invention also provides methods for making the coated graphite particulate material, as well as polymer composite compositions comprising said coated graphite particulate materials. The invention further relates to bipolar plates and downstream products such as fuel cells including the bipolar plates which comprise said coated graphite particulate materials.