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METHOD FOR MANUFACTURING FUEL CELLS WITH DIFFERENT POWER OUTPUTS, AND CORRESPONDING FUEL CELLS

Resumen de: WO2023247581A1

The invention relates to a method for manufacturing several types of fuel cells, having different power outputs according to the types of cells, the cells having a stack of plates each comprising first channels for the circulation of reactive gases, dihydrogen and air respectively, and second channels for the circulation of a heat-transfer fluid, a proton-exchange membrane being inserted between two adjacent plates, according to which method: - plates of a single format are obtained; - at least two types of membrane are obtained, having at least two membrane formats each having different dimensions; - the plates are assembled with a first one of said membrane formats, so as to produce a first type of fuel cell, having a first power output; - the plates are assembled with a second one of said membrane formats, so as to produce a second type of fuel cell, having a second power output, so as to have several types of cells, having different power outputs, from identical plates and membranes specific to each type of cell, each cell of a given type of cell using membranes of the same formats, intended for said type of cell.

THREE-DIMENSIONAL PLATE FOR FUEL CELL, CORRESPONDING CELL, USE AND PRODUCTION METHOD

Resumen de: WO2023247580A1

The invention relates to a bipolar or monopolar plate for a proton-exchange membrane fuel cell, each having first channels for the circulation of reactive gases, dihydrogen and air respectively, and second channels for the circulation of a heat-transfer fluid. The first and second channels extend in orthogonal directions (D1, D2) along the length and the width, respectively, of the plate and follow a path defining undulations in an undulation plane substantially perpendicular to the main plane of the plate, and the channels have a cross-section varying between a maximum cross-section (Smax) and a minimum cross-section (Smin), the minimum cross-section (Smin) corresponding to the locations in which one of the first channels crosses one of the second channels.

FASTENING DEVICE AND FUEL CELL SYSTEM

Resumen de: WO2023242309A2

The present invention relates to a fastening device (10) for a fuel cell system (100) for fastening a fuel cell stack (110) of the fuel cell system (100) to a main body (120) of the fuel cell system (100), the fastening device (100) comprising two fastening discs (20, 30), wherein: the first fastening disc (20) can be fastened to the main body (120); the second fastening disc (30) is mounted on the first fastening disc (20) so as to be rotatable about a first spatial axis (X) and is arranged with a first eccentricity (E1) with respect to the first fastening disc (20); the second fastening disc (30) comprises a coupling element (32) for coupling to a counter coupling element (112) of the fuel cell stack (110); the coupling element (32) is arranged with a second eccentricity (E2) with respect to the second fastening disc (30); and the two fastening discs (20, 30) can be immovably fastened to one another by at least one fixing means (40) of the fastening device (10). The invention also relates to a fuel cell system (100).

PROCESS FOR PRODUCING A DEVICE FOR USE IN FILTRATION, CHEMICAL PROCESSES OR ELECTROCHEMICAL PROCESSES COMPRISING A POROUS LAYER AND A SUPPORTING LAYER AND DEVICE OBTAINABLE BY THE PROCESS

Resumen de: WO2023242404A1

A process for producing a device for use in filtration, chemical processes or electrochemical processes is described, the device comprising a porous layer and a supporting layer comprising channels running in the plane of the supporting layer and being open towards the porous layer. The process comprises providing a stack comprising a) the porous layer, or a green part of the porous layer which green part contains a sinterable material powder and a binder, or a partially debound green part of the porous layer, and b) a green part of the supporting layer. The process further comprises the green part of the supporting layer being applied on the porous layer or the green part of the porous layer or the partially debound green part of the porous layer by additive manufacturing from a sinterable material powder and a binder in a layer-by-layer wise manner; sintering the green parts; and thermally bonding the stack. The process allows for producing devices having a structure that is optimized with regard to current flow, reactant flow and resistance to pressure differentials, and for producing the devices in an economical way.

UNIVERSAL FUEL CELL SYSTEM

Resumen de: WO2023247313A2

The invention relates to a fuel cell system comprising: at least one fuel cell (60); at least one fuel circuit; at least one air circuit; at least one electricity consumer (40); a plurality of members for regulating the system; and a plurality of environmental sensors (53), characterised in that the system also comprises an electronic unit (50) for controlling the fuel cell, comprising: a fuel cell pre-charging module (51) which is configured so as to be able to be electrically connected to the fuel cell by a line, which is referred to as a high-voltage line, and so as to be able to supply the electricity consumer with electrical energy; and a control module (52) which is configured so as to be able to receive data from the plurality of sensors and so as to be able to deduce therefrom instructions for controlling the plurality of devices for regulating the system.

SOLID OXIDE FUEL CELL SYSTEM CHROMIUM POISONING PREVENTION MATERIALS

Resumen de: EP4542694A2

A solid oxide fuel cell (SOFC) system includes a SOFC stack, a component located upstream from the SOFC stack and downstream from a heat exchanger, the component including a bulk portion; and a surface portion directly adjacent the bulk portion and having a combination of a sulfur getter material and a chromium getter material, the sulfur and chromium getter materials having different chemical compositions, the chromium getter being an absorber of hexavalent gaseous chromium and the sulfur getter being an absorber of sulfur-containing gaseous species.

NANOPOROUS POWDERS FOR FUEL CELL AND ELECTROLYZER APPLICATIONS

Resumen de: EP4541942A2

The present invention relates to a method of producing a conductive nanoporous support, the method comprising i) producing an inorganic template by mixing and subjecting to high-energy ball milling an inorganic material and a powder selected from a carbonaceous material, a polymer, or a metal oxide; and ii) coating the inorganic template with metal nanoparticles to obtain the nanoporous support. The invention further relates to a conductive nanoporous support, an electrolytic electrode or gas diffusion electrode and an electrolytic cell or fuel cell.

氢燃料电池单体和氢燃料电池电堆的制造方法

Resumen de: CN119864460A

本发明涉及氢燃料电池技术领域，且公开了氢燃料电池单体和氢燃料电池电堆的制造方法；本发明采用磺化聚酰亚胺膜作为质子传导膜，并对磺化聚酰亚胺膜进行化学处理，不仅显著增强了其机械强度和化学稳定性，还有效延长了电池的整体使用寿命，为氢燃料电池的长期稳定运行提供了有力保障；同时引入铂钌钯三元合金催化剂，提高催化性能，大幅提升了电池的能量密度和反应速率，使得氢燃料电池在动力输出和响应速度上均表现出色；此外，引入多层石墨烯纳米片层和纳米纤维结构的微孔碳纸至电极结构中，优化了气体的扩散路径，提高了气体扩散效率，并增强了电极的耐久性。

一种可拆卸电堆端板

Resumen de: CN222785302U

本实用新型公开了一种可拆卸电堆端板，包括第一端板与第二端板，所述第一端板与第二端板的外壁均开设有两个密封垫槽，四个密封垫槽的内壁均固定连接有连接板，所述连接板的外壁设有接头机构。本实用新型通过连接板属于独立结构，螺纹攻丝可以到底，并且与第一端板、第二端板采用螺钉连接，所以在电堆也可以在不拆解的情况下，依靠更换连接板以用来更改接口的大小规格，方便完成各种调试测试，同时保证气密性。

一种燃料电池供氢系统及其控制方法

Resumen de: CN119864448A

本发明涉及燃料电池技术领域，具体公开了一种燃料电池供氢系统及其控制方法，该供氢系统包括加氢口、多个储氢瓶、第一关断阀、过流阀、针阀、减压阀、安全阀、第二关断阀、氢气浓度传感器、压力传感器、红外发射器和供氢系统控制器，多个储氢瓶均通过高压管路与燃料电池系统连接，第一关断阀、过流阀、针阀、减压阀、安全阀和第二关断阀依次设置在高压管路上，加氢口连接在储氢瓶与第一关断阀之间的高压管路上，氢气浓度传感器、压力传感器和红外发射器均与供氢系统控制器电连接，供氢系统控制器还电连接燃料电池系统控制器，燃料电池系统控制器与燃料电池系统电连接。本发明能够避免阳极压力波动过大对燃料电池电堆的危害，提高系统可靠性。

基于低温安全固态储氢材料的生氢发电系统及控制方法

Resumen de: CN119864458A

本发明提供了一种基于低温安全固态储氢材料的生氢发电系统及控制方法，涉及氢气发电技术领域，该基于低温安全固态储氢材料的生氢发电系统包括：包括清洁能源发电装置、电解装置、固态储氢装置、温控装置、燃料电池发电装置、储能装置和雨水收集装置；电解装置，用于将通过电解水生成的氢气输送给固态储氢装置；温控装置，用于通过调整固态储氢装置中的换热介质的温度控制固态储氢装置吸收或者输送氢气；燃料电池发电装置，用于将固态储氢装置输送的氢气通过电化学反应生成电能。本发明能够提高氢气发电设施建设的灵活性。

一种便携式直接甲醇燃料电池

Resumen de: CN119864447A

本发明涉及燃料电池技术领域，具体涉及一种便携式直接甲醇燃料电池，包括电池箱，中部固定安装有隔板，隔板上方固定安装有甲醇电池，电池箱的底部和隔板上分别设置有第一进气口和第二进气口，电池箱的两侧壁上均设置有散热口，散热口的内侧固定安装有散热器；底座，上下浮动安装在电池箱的下方，用于对电池箱进行支撑，并控制第一进气口的开合，底座的两侧均固定安装有封口板，电池箱的底部固定安装有用于控制底座位置的伸缩杆。本发明中，使外部空气与甲醇电池的外壁和电池箱内部的发热元件发生热交换，快速的将电池箱内部的热量带走，避免电池箱的内壁持续的高温影响甲醇电池的使用寿命。

含铋改性电解液、全钒液流电池及其制备方法和应用

Resumen de: CN119864464A

本发明涉及含铋改性电解液、全钒液流电池及其制备方法和应用，属于全钒液流电池技术领域，含铋改性电解液包括钒电解液，钒电解液中加入铋盐作为催化剂，并加入羟基羧酸类络合剂；铋盐与羟基羧酸类络合剂的摩尔比为6‑8：0.6‑0.8。本发明利用催化剂与络合剂加入电解液中，通过电池充电过程将Bi单质沉积在电极上，增加电极的活性位点，有助于提升电池的能量效率。同时，该催化剂可以提升液流电池的容量保持率，极大简化工艺步骤，降低成本。

利用废渣油加氢催化剂制备硫酸氧钒电解液的方法

Resumen de: CN119858939A

本发明属于废渣油加氢催化剂回收领域，具体涉及一种利用废渣油加氢催化剂制备硫酸氧钒电解液的方法。所述方法以废渣油加氢催化剂为原料，通过“焙烧‑浸出‑除杂‑还原‑萃取‑反萃”的制备工序制备高纯硫酸氧钒溶液，一方面解决了固废处理问题，另一方面利用溶剂萃取法，从高浓度含钒溶液中选择性回收钒，大幅降低生产成本。得到的硫酸氧钒溶液纯度高，杂质少，生产效率高。

一种适用于多样化氢燃料电池系统的建模仿真方法

Resumen de: CN119864455A

本发明提供了一种适用于多样化氢燃料电池系统的建模仿真方法，包括：框架整体结构设计、人机交互端氢燃料电池系统仿真模型数据化和符号化方法、数据库端数据的格式化存储以及仿真模型端实现多样化燃料电池系统结构性能仿真的技术和步骤。该实现方法可以有效解决自主建立的氢燃料电池系统仿真模型，不适应多样化的系统结构，通用性和实用性较差的问题，而实现氢燃料电池多样化结构的建模和仿真，为燃料电池系统的多样化研究和设计提供技术支撑。

一种提高燃料电池双极板耐蚀性和导电性的冷变形方法

Resumen de: CN119859739A

本发明属于不锈钢技术领域，公开了一种提高燃料电池双极板耐蚀性和导电性的冷变形方法。对含氮奥氏体不锈钢进行准静态单轴拉伸，拉伸方向为板材的纵向或者板材的横向；所述含氮奥氏体不锈钢成分为：C:0.02％；Cr:19％‑26％；Ni:5％‑15％；N:0.1％‑0.5％；Fe:余量。拉伸的变形量为10％‑30％，使变形组织中位错密度增加114.71％‑394.11％，提高含氮奥氏体不锈钢在PEMFC阴极工作环境下的耐蚀性和导电性。本发明通过对不锈钢及进行适当的塑性变形，向显微组织中引入适量位错，通过促进钝化膜形成和增加钝化膜与基体结合力来显著提高不锈钢双极板的耐蚀性和导电性。

一种燃料电池系统温度控制方法

Resumen de: CN119864446A

本发明涉及燃料电池技术领域，尤其涉及一种燃料电池系统温度控制方法。电池系统包括主风路、空冷风路和旁通风路，所述空冷风路在循环泵前换热后并入所述主风路形成混合风路，所述旁通风路与所述混合风路再混合后进入电堆；温度控制方法包括：当电堆进口温度不符合要求时，调整所述旁通风路的流量；当电堆出口温度不符合要求时，调整所述主风路的流量；当循环泵进口温度不符合要求时，调整所述空冷风路的流量。通过联合调控，实现电堆进出口温度和循环泵进口温度的精确控制，防止超温，保护电堆和循环泵，降低成本，并提高系统的可靠性和稳定性，以保证系统的最佳运行性能和延长使用寿命。

不连接到电网的由甲烷或甲醇进行并具有二氧化碳循环性的现场发电

Resumen de: WO2024068774A1

The invention relates to a electricity generation plant (1), comprising two units (A) and (B), a first unit (A) and a second unit (B), which are located on two separate industrial sites having: - a first unit (A) comprising a synthesis device (8) which is capable of producing methane or methanol (15) from hydrogen (2) and carbon dioxide (4) originating from a second unit (B); and - the second unit (B) comprising a fuel cell device (5) which is capable of supplying an electric current (1) from methane or methanol (15) originating from the first unit (A) and an anode gas stream (6) comprising carbon dioxide, the fuel cell device being combined with a collecting device (7) for collecting the carbon dioxide (17) in the anode stream (6) that is intended for the first unit (A).

方法和膜

Resumen de: AU2023351417A1

A process for producing an ion-conducting membrane comprising a recombination catalyst- containing membrane layer. The membrane layer if fabricated from an ink comprising a stabilised dispersion of recombination catalyst nanoparticles. Also provided are ion- conducting membranes for electrochemical devices, such as fuel cells or water electrolysers, with a recombination catalyst-containing membrane layer comprising dispersed recombination catalyst nanoparticles, a nanoparticle stabilising agent, and an ion-conducting polymer.

一种催化氧化启动的燃料电池系统及控制方法

Resumen de: CN119864452A

本发明涉及燃料电池技术领域，具体公开了一种催化氧化启动的燃料电池系统及控制方法，天然气入口与两个天然气管路连接，第一天然气管路连接至催化氧化重整器，第二天然气管路连接至尾气燃烧器；催化氧化重整器具有两个输出端，第一输出端连接至电堆燃气侧；第二输出端分两路，一路连接至尾气燃烧器，另一路连接至冷却器；电堆燃气侧的输出端接入催化氧化重整器；冷却器的输出端经由燃气循环泵连接至第一天然气管路上；空气入口与两个空气管路连接，第一空气管路经由空气预热器连接至电堆空气侧，第二空气管路直接连接至电堆空气侧，所述电堆空气侧的输出端连接至尾气燃烧器。本发明通过在管道或者重整器中加入催化氧化催化剂，实现系统无水快速启动。

燃料电池的堆叠方法、装置、电子设备及存储介质

Resumen de: CN119864468A

本申请提供了燃料电池的堆叠方法、装置、电子设备及存储介质，该方法应用于燃料电池，该方法包括：获取燃料电池的物料厚度数据；根据物料厚度数据预测满足物料堆叠要求的排列组合结果，基于排列组合结果确定从多个物料仓的目标取料顺序；按照目标取料顺序从对应物料仓取料进行重复堆叠。该方法可以对燃料电池的物料厚度数据进行分析和处理，根据厚度数据预测满足物料堆叠要求的排列组合结果，实现对物料的智能取料和堆叠，从而实现固定高度的堆叠，使堆芯堆叠高度一致，提高产品质量。

空冷燃料电池控制系统传感器故障的容错方法

Resumen de: CN119864454A

本发明涉及一种空冷燃料电池控制系统传感器故障的容错方法，属于传感器故障容错技术领域，包括以下步骤：S1：建立空冷燃料电池电堆数学模型；S2：基于约束广义预测控制CGPC，构建结合Hampel的ASTKF容错控制算法；S3：接收电压/电流传感器、温度传感器数据，利用步骤S2的算法，首先通过汉普尔Hampel算法进行离群值的检测和剔除，然后通过自适应强跟踪卡尔曼滤波ASTKF进行滤波；S4：将处理完后的传感器数据应用于温度控制，对温控系统反馈值和3D温度追踪值进行更新。

一种非铁双金属原子位点催化剂、制备方法及应用

Resumen de: CN119864432A

本发明属于双金属原子材料制备领域，具体涉及一种非铁双金属原子位点催化剂、制备方法及应用。其制备方法包括：采用一种改进的空间限域‑热解法，将其中一个金属原子稳定在金属有机骨架的金属节点上，另一个金属原子前驱体限域在空腔中，制备出一系列非铁双金属原子特别是异核钴基双原子碳基材料。该催化剂中两种金属原子和金属原子对在多孔氮碳基底上呈原子级分散，两种金属的负载量分别为0.5‑3 wt%和0.5‑3 wt%。本发明方法所需设备简易、工艺简单可控、制备周期短、前驱体易获得，双原子对占比高。所制得的钴基双金属原子催化剂可用于化学能量转换系统多相催化领域如氧还原反应催化剂等。

消音器和包括消音器的车辆

Resumen de: CN119864459A

本发明提供用于燃料电池系统的车辆排气系统的消音器，其能够降低高频噪音并降低从排水口产生的噪音，其中，所述消音器包括：具有入口和出口的壳体；位于所述壳体中的、具有多个通孔的穿孔管；至少一个挡板，所述至少一个挡板配置在所述壳体与所述穿孔管之间，以将所述壳体与所述穿孔管之间的内部空间分隔成多个共振室；以及盖，所述盖安装在所述壳体中，以支承所述穿孔管并且划分出最下游的共振室。

一种液流电池容量恢复的方法及其装置和应用

Nº publicación: CN119864463A 22/04/2025

Solicitante:

北京和瑞储能科技有限公司

Resumen de: CN119864463A

本发明为一种液流电池容量恢复方法及其装置和应用，具体涉及液流电池技术领域。现有的电解液容量恢复方法均存在一定缺陷，无法同时满足有效性、安全性、便捷性、经济性、环境友好性这几个要求，本发明中液流电池电解液的容量恢复方法通过构建还原电池和再平衡电池，仅消耗电能和水对液流电池正极电解液进行还原，反应过程温和安全，且可以通过充电恢复起到还原作用的活性物质，实现对还原性活性物质的循环利用。