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一种燃料电池膨胀水箱压力盖

Resumen de: CN223665468U

本实用新型涉及燃料电池技术领域，公开了一种燃料电池膨胀水箱压力盖，其包括压力盖壳和调压组件；通过阀体在泄压和补压状态之间的切换，使得当膨胀水箱的压力大于泄压压力时，阀体和隔板离合，气体从阀体和外腔内壁之间的间隙排出；当膨胀水箱压力较小需要补压时，气体从阀体第二通道进入内腔再进入膨胀水箱中，以实现泄压和补压；除了一般的泄压、真空补压的作用外，通过调节调压杆的位置，以改变密封板在外腔中的位置，从而改变抵接于密封板和阀体之间的弹簧的预压缩行程，以改变弹簧发生弹性变形所需的压力，实现对压力盖泄压压力的可调整，以适配不同的燃料电池系统应用场景，提高燃料电池膨胀水箱压力盖的适用性；且结构简单，易于使用。

一种全钒液流电池的包装装置

Resumen de: CN223665477U

本实用新型公开了一种全钒液流电池的包装装置，包括一对端板、一对集流板以及若干单电池组，若干单电池组呈线阵紧密排布，一对集流板对称布置在若干单电池组的两侧，一对所述端板相对布置在一对集流板的两侧，一对端板上设置有半封闭包装组件，一对所述端板之间通过若干对拉杆件连接；本实用新型涉及液流电池包装技术领域，该全钒液流电池的包装装置，针对现阶段全钒液流电池的包装只通过端板进行防护的缺点，以端板为支撑基础构成了相对滑动插接的外护套，外护套在闭合时笼罩单电池组的外部，对单电池组进行全方位的包装防护，避免液流电池的单电池组外部框架受损，同时外护套可以快速分开，便于对内部进行检修拆换，结构简单，操作方便。

一种双极板密封圈组件及其电堆

Resumen de: CN223665470U

本实用新型公开了一种双极板密封圈组件及其电堆，属于双极板密封圈技术领域，包括双极板和密封圈，密封圈包裹双极板的外周，双极板上设置有定位凹槽，密封圈上设置有与定位凹槽配合的定位条，双极板的侧面或端面开设有安装槽，安装槽内可拆卸安装有巡检探针，密封圈上设置有使巡检探针的一端穿过后且密封的预留孔，巡检探针穿过密封圈并插入至安装槽内，本实用新型使得双极板达到防尘防水的效果，还能起到一定的防撞保护性，密封圈可以对巡检探针施加力达到接触良好，避免了巡检探针的难安装、易脱落、易短路的缺陷，进而缩短了组件和系统的组装工作时长。

一种氢燃料电池膜电极铂基催化剂一步光化学闭环回收方法

Resumen de: CN121109766A

本发明属于铂族金属二次资源回收领域，公开了一种氢燃料电池膜电极铂基催化剂一步光化学闭环回收方法，以含氮酰胺类和含氯烃类构成的有机浸出液，在可见光下激发有机酸铁盐一步氧化溶解氢燃料电池膜电极铂催化剂的方法。与现有技术相比，本发明解决了环境污染、回收操作冗杂、回收成本高昂和铂溶出率低等问题。本发明所述的从氢燃料电池膜电极催化剂中回收铂的方法，其贵金属的溶出率可达95％左右，其中最佳的溶出率可达99％以上，且本发明所述方法的操作条件温和、低耗能、绿色低碳且适用场景丰富。

一种使用等离子体作为阴极的固体氧化物燃料电池

Resumen de: CN121123334A

本发明涉及一种使用等离子体作为阴极的固体氧化物燃料电池，其包括依次设置的阳极、电解质层以及阴极；所述固体氧化物燃料电池的阳极为多孔的金属陶瓷材料，固体氧化物燃料电池的电解质层为可以传导离子的陶瓷材料，所述固体氧化物燃料电池的阴极为氧等离子体。本发明通过使用等离子体代替传统的SOFC阴极，从而实现对氧气的活化，加快反应速度，能够改善ORR反应的动力学特性，降低传统SOFC阴极对高性能催化剂的依赖。

一种基于弱还原剂液相法制备高分散铂/科琴黑催化剂的方法及其在燃料电池中的应用

Resumen de: CN121123305A

本发明属于燃料电池催化剂制备技术领域，涉及一种基于弱还原剂液相法制备高分散铂/科琴黑催化剂的方法及其在燃料电池中的应用，发现高温预处理KB载体配合弱还原剂液相还原的协同效应，高温处理后的KB表面缺陷与弱还原剂的缓释还原特性结合，避免了弱还原剂导致的粒径分布不均，显著提升铂分散性。本发明通过高温处理与弱还原剂协同作用，突破小粒径铂(2‑6nm)均匀负载的技术瓶颈。工艺绿色温和，适合规模化生产。催化剂在燃料电池中展现高活性(0.68V，2A/cm2)和高耐久性(5.1mV，30k圈)。

氢燃料电池系统及其控制方法和车辆

Resumen de: CN121123317A

本公开涉及一种氢燃料电池系统及其控制方法和车辆，氢燃料电池系统包括氢燃料电池、氢气反应舱、储氢罐、空气气路、第一输氢流路和第二输氢流路，氢气反应舱用于使氢气与空气中的氧气催化燃烧生成水；储氢罐用于储存氢气，储氢罐被配置为选择性地向氢燃料电池和/或氢气反应舱内供给氢气；空气气路用于向氢燃料电池和氢气反应舱供给空气，并将氢燃料电池和氢气反应舱产生的气体排出到大气，第一输氢流路的一端与储氢罐连通，另一端与氢燃料电池连通，第二输氢流路的一端与储氢罐连通，另一端与氢气反应罐连通。通过上述技术方案，能够实现氢气的减排。

一种燃料电池的预活化方法

Resumen de: CN121123324A

本发明涉及燃料电池技术领域，提供一种燃料电池的预活化方法，包括以下步骤：S1、燃料电池的阴极腔和阳极腔均通入惰性气体吹扫；S2、将温度为T1的冷却液通入燃料电池，维持时长t1；S3、在燃料电池的阴极腔通入高湿氮气吹扫，吹扫维持时长t2；所述高湿氮气的露点温度为T2，所述T2＞T1；S4、将冷却液的温度调节为T3，保持高湿氮气吹扫，吹扫维持时长t3；所述T3＞T1；S5、重复步骤S2至S4直至完成预活化。优点：本方案的预活化方法实现快速形成大量有效清理杂质的冷凝水，极大地提高燃料电池的活化效率。

IONICALLY CONDUCTING MATERIAL FOR A MEMBRANE ELECTRODE ASSEMBLY AND USES THEREOF

Resumen de: WO2025254585A1

An adhesive material (7) adapted to be applied into any one of a proton exchange membrane (2), a catalyst layer (3, 4) and a gas diffusion electrode (5, 6) of membrane electrode assembly (1), wherein said adhesive material (7) comprises a colloidal dispersion of a cellulose nanomaterial, and wherein said adhesive material forms an interface layer between a membrane (2) and a gas diffusion electrode (5, 6) of a membrane electrode assembly.

Befeuchtermodul, Membranstapel für einen Befeuchter, Verfahren zur Herstellung eines Membranstapels sowie Befeuchter für ein Brennstoffzellensystem

Resumen de: DE102024116017A1

Die vorliegende Erfindung betrifft ein Befeuchtermodul (27, 28) mit einem plattenförmigen ersten Distanzelement (3), mit zwei feuchtigkeitsdurchlässigen Membranen (7) und mit vier streifenförmigen zweiten Distanzelementen (14). Es ist vorgesehen, dass die Membranen (7) an dem ersten Distanzelement (3) angeordnet und mit dem ersten Distanzelement (3) dicht verbunden sind, wobei das erste Distanzelement (3) und eine jeweilige Membran (7) Nutkanäle (8) bilden oder begrenzen, die von einem ersten Fluidstrom (9) in einer ersten Strömungsrichtung (10) durchströmbar oder durchströmt sind. Ferner sind an jeder Membran (7) jeweils zwei zweite Distanzelemente (14) vorgesehen, die in Abstand zueinander positioniert, an einer jeweiligen Membran (7) angeordnet und mit der jeweiligen Membran (7) dicht verbunden sind. Die Erfindung betrifft weiterhin einen Membranstapel (1) für einen Befeuchter, ein Verfahren (24) zur Herstellung eines Membranstapels (1) sowie einen Befeuchter für ein Brennstoffzellensystem.

FUEL CELL, FUEL CELL STACK, AND METHOD FOR MANUFACTURING FUEL CELL

Resumen de: WO2025253721A1

The purpose of this invention is to provide a fuel cell with which it is possible to reduce the film thickness of an electrolyte layer by suppressing the influence of a protrusion on the surface of a support substrate having through-holes. A fuel cell according to the present invention has a structure in which a porous support layer, a first electrode layer, an electrolyte layer, and a second electrode layer are stacked. The surface of the first electrode layer is flat or the film thickness of the electrolyte layer is uniform (see FIG. 2).

APPARATUS AND SYSTEM FOR CAPTURING CARBON USING CHAMBER-TYPE CELL

Resumen de: WO2025254376A1

The present invention relates to an apparatus and a system for capturing carbon using a chamber-type cell. An apparatus and a system for capturing carbon using a chamber-type cell, according to one aspect of the present invention, comprises: a chamber including an outer wall, an inner wall, a metal fuel which is filled between the outer wall and the inner wall and in which a chemical reaction occurs, and a metal fuel circulation part through which the metal fuel circulates; an electrolyte filled in the chamber; and at least one air electrode disposed inside the chamber, in contact with the electrolyte, and configured to capture gas contained in air and cause a chemical reaction.

CARBON AND/OR HYDROGEN PRODUCTION APPARATUS, AND CARBON AND/OR HYDROGEN PRODUCTION METHOD

Resumen de: WO2025254114A1

A carbon and/or hydrogen production apparatus comprising at least a porous catalyst in which metal particles are supported, an oxidant supply means which supplies an oxidant to the porous catalyst, and a carbon-containing gas supply means which supplies, to the porous catalyst, a carbon-containing gas which contains carbon in the constituent elements, wherein the porous catalyst is formed into a plate-like shape, the carbon-containing gas is supplied to one surface side of the porous catalyst, and the oxidant is supplied to the other surface side of the porous catalyst.

BIAXIALLY ORIENTED POLYARYLENE SULFIDE FILM, BIAXIALLY ORIENTED POLYARYLENE SULFIDE FILM ROLL, ELECTROLYTE MEMBRANE REINFORCING MEMBER, FUEL CELL, WATER ELECTROLYSIS DEVICE, METALLIZED FILM, CURRENT COLLECTOR FOIL, SECONDARY BATTERY, FILM CAPACITOR, ELECTRICALLY INSULATING PAPER FOR MOTOR, AND MOTOR

Resumen de: WO2025253992A1

This biaxially oriented polyarylene sulfide film contains a polyarylene sulfide resin as a main constituent component. The biaxially oriented polyarylene sulfide film has a thickness variation in the film width direction of 0.5% to 10.0% inclusive in a width of 300 mm around the central part in the width direction of the film, an orientation angle from the film longitudinal direction of more than -35° but less than 35°, not less than -90° but less than -55°, or more than 55° but not more than 90°, and a difference between the maximum value and the minimum value of the orientation angle of 0.5° to 20.0° inclusive. The present invention provides a biaxially oriented polyarylene sulfide film which is capable of suppressing warpage at the time of processing, and is excellent in terms of pressure uniformity when a large number of the biaxially oriented polyarylene sulfide films are stacked and pressurized.

ELECTROCHEMICAL CELL

Resumen de: WO2025253762A1

This electrolysis cell (10) is provided with: a hydrogen electrode current collector layer (11) comprising an aggregate and at least one of Ni and NiO; and a beam (12) that is embedded in the hydrogen electrode current collector layer (11). The beam (12) has a first portion (R1) and a second portion (R2) that covers at least a part of the first portion (R1) and contacts the hydrogen electrode current collecting layer (11). The second portion (R2) has a porosity that is greater than the porosity of the first portion (R1).

ANODE ELECTRODE FOR PEM ELECTROLYZER AND METHOD FOR PRODUCING HYDROGEN

Resumen de: WO2025251905A1

The present application relates to an anode electrode for a PEM electrolyzer, and a method for producing hydrogen. An anode electrode for a PEM electrolyzer uses an aqueous solution containing perchlorate, a substrate of the anode electrode comprising, in terms of mass percentage, 22%≤Ni<80%, 95%≤Ni+Fe, and unavoidable impurities, and the aqueous solution containing perchlorate at a concentration of 0.01 mol/L to 1 mol/L; the anode electrode is configured such that, during use of the PEM electrolyzer, at least one surface of the substrate is exposed to the aqueous solution, so that when an anodic polarization potential of 1.4-2.5 VSHE is applied to the anode electrode, a corrosion-resistant passive film can be formed on at least one surface, the passive film comprising nickel oxide and iron oxide, which together account for at least 90% of the passive film in terms of mass percentage. The present application also discloses a PEM electrolyzer, and a steel plate capable of being used to manufacture an anode electrode for a PEM electrolyzer, as well as a use thereof.

INTEGRATED EJECTION APPARATUS AND FUEL CELL SYSTEM

Resumen de: WO2025251730A1

The present application relates to an integrated ejection apparatus and a fuel cell system. The apparatus comprises an ejector body, a left manifold, a right manifold, and a hydrogen circulating pump, wherein the left manifold, the right manifold, and the hydrogen circulating pump are integrated on the ejector body; the ejector body is provided with an ejection cavity, an ejection inlet, an ejection outlet, and a recirculation inlet; the left manifold and the right manifold are both provided with a hydrogen channel, an air channel, and a coolant channel; the left manifold is arranged on an ejection outlet side of the ejector body; the right manifold is arranged on a side of the ejector body opposite the left manifold, and the hydrogen channel of the right manifold is configured for connecting to a hydrogen outlet of a stack so as to introduce recirculated hydrogen, and passes through a gas-liquid separation cavity of the right manifold and a water tank; the hydrogen circulating pump is arranged on a recirculation inlet side of the ejector body, a hydrogen inlet of the hydrogen circulating pump is connected to an outlet of the hydrogen channel of the right manifold, and a hydrogen outlet of the hydrogen circulating pump is connected to the recirculation inlet of the ejector body. The present application offers a high degree of integration and complete functionality.

DECOUPLING METHOD FOR ADVANCE CONTROL OVER AIR SYSTEM OF FUEL CELL, AND DEVICE AND MEDIUM

Resumen de: WO2025251500A1

The present invention belongs to the technical field of fuel cells, and relates to a decoupling method for advance control over an air system of a fuel cell, and a device and a medium. The method comprises: predicting a short-term power of a fuel cell engine by means of a time series prediction algorithm; testing required rotational speeds of an air compressor and required opening degrees of a back pressure valve under different pressures and flow rates; by means of bench testing, acquiring change data of the pressure and flow rate of an air system under a certain range of back pressure valve opening degrees and air compressor rotational speeds; under a data-driven method, identifying a transfer function of the air system, and then designing a corresponding decoupling controller by using a diagonal matrix decoupling method; obtaining a required air compressor rotational speed and a required back pressure valve opening degree from a predicted value of the short-term power by means of a look-up table method; and analyzing a decoupling effect of the air system by means of relative control errors in the pressure and flow rate, and analyzing the fluctuation change condition of an actuator by means of a total variation value of the actuator. The present invention can further improve the stability and system service life of an air system of a fuel cell.

SULFONATED POLY(PHENYLENE ETHER) AND METHODS FOR THE MANUFACTURE THEREOF

Resumen de: US2025376560A1

A sulfonated poly(phenylene ether) comprises phenylene ether repeating units and has a degree of sulfonation of 20 to 50% and a sulfonyl chloride (—SO2Cl):sulfonic acid (—SO3H) molar ratio of less than or equal to 0.06. The sulfonated poly(phenylene ether) can be used in a membrane such as for gas and ion exchange-based separations. Methods for the manufacture of the sulfonated poly(phenylene ether) are also described.

A METHOD OF CONTROLLING AN ELECTRIC POWER SYSTEM OF A FUEL CELL ELECTRIC VEHICLE

Resumen de: US2025376082A1

A computer implemented method controls an electric power system of a fuel cell electric vehicle (FCEV). The electric power system has a fuel cell and an energy storage system electrically connected to each other. An upcoming position at which the electric power system will assume a low load operation mode is determined, and the electric power system is controlled based on a power distribution scheme to arrive at the upcoming position with a state of charge level of the energy storage system below a predetermined threshold level, whereafter the electric power system is controlled to feed electric power at least to the energy consumer when the electric power system assumes the low load operation mode at the upcoming position.

MOLDING METHOD

Resumen de: US2025375927A1

There is provided a molding method capable of reducing damage or deformation of a base material when a seal member is molded in a direction intersecting an uneven portion of the base material. A molding method includes: a preforming step of injecting a rubber material into a groove 462 at a temperature where the rubber material is not crosslinked, in a cavity plate 410 including the groove 462 into which the rubber material is injected; and a vulcanization molding step of sandwiching a base material 300 between the cavity plate 410 in which the rubber material is injected into the groove 462 and a mold 420, and molding the rubber material onto the base material 300 as a seal member 172 at a temperature where the rubber material is crosslinked. At least a surface 422 of the mold 420 facing a recess 334 and a protrusion 332 of the base material 300 is a flat surface when viewed in a cross-section at a position separated by a predetermined distance from a molding position of the seal member 172 in an X direction substantially orthogonal to a Y direction in which the seal member 172 extends.

THERMOCOUPLE HARNESSES FOR SOLID OXIDE ELECTROCHEMICAL SYSTEMS

Resumen de: US2025377245A1

Hermetic thermocouple harnesses for solid oxide electrochemical systems include a harness having a feedthrough washer including two metal disks with holes circumferentially disposed about the disks and a braze alloy layer between the disks. Thermocouples are fed through the feedthrough washer, and induction brazing is used to seal and bind the disks and the thermocouples together. The feedthrough washer is welded to the base of the hotbox, forming a hermetic seal while allowing the thermocouples to extend between the interior and exterior of the hotbox. A second harness includes a main body, a top tube, and a sealant end having holes. Thermocouples extend from the interior of the hotbox, through the top tube, main body, and through the holes of the sealant to the exterior of the hotbox. Clearance between the thermocouples and their respective holes are closed with glass seals, and the top tube is filled with putty.

HYBRID CERAMIC MEMBRANE FOR WATER ELECTROLYSIS APPLICATION

Resumen de: US2025376777A1

The present invention relates to a method of manufacturing a dense composite polymeric-ceramic membrane, compromising the steps of casting a porous ceramic support layer comprising YSZ and TiO2 flakes, followed by thermal curing and sintering steps, coating the prepared porous ceramic support structure with a thin layer of TiO2 to vary the pore size distribution of the support structure and further densification by using ion selective polymers to reduce gas crossover while maintaining a high enough conductivity.

HIGHLY ALKALI-STABLE POLY(ARYLENE ALKYLENE PIPERIDINIUM) CATIONIC POLYMERS AND PREPARATION METHODS AND APPLICATIONS

Resumen de: US2025376553A1

The present invention relates to the field of cationic polymers, and in particular, to highly alkali-stable poly(arylene alkylene piperidinium) cationic polymers and preparation methods and applications. The preparation method for the highly alkali-stable poly(arylene alkylene piperidinium) cationic polymers includes the following steps: performing catalytic polycondensation on 1-R6-piperidine-3-carboxaldehyde or a salt or hydrate thereof and an aromatic compound to obtain a polymer having a piperidine moiety; and then further subjecting the polymer to a quaternization reaction to obtain the poly(arylene alkylene piperidinium) cationic polymer. The anion exchange membranes prepared from the piperidinium-based cationic polymers have ultra-high alkaline stability and excellent mechanical properties and ionic conductivities, and can be applied to the fields of electrochemical energy conversion such as fuel cells, hydrogen production by water electrolysis, electrochemical reduction of carbon dioxide, flow batteries, and fields of separation such as electrodialysis and water treatment.

ELECTROCHEMICAL CELLS WITH SUPPORT FIBER MATS AND MANUFACTURING METHODS THEREOF

Nº publicación: US2025379237A1 11/12/2025

Solicitante:

BLOOM ENERGY CORP [US]
Bloom Energy Corporation

Resumen de: US2025379237A1

An electrochemical cell includes an anode support, an anode electrode disposed on the anode support, an electrolyte layer disposed on the anode electrode, and a cathode electrode disposed on the electrolyte layer. The anode support includes a mat of ceramic support fibers and a cermet matrix including a nickel phase and a ceramic phase embedded in the mat.