Hasiera

MUFFLER FOR AN EXHAUST GAS SECTION OF A FUEL CELL SYSTEM

Resumen de: CN120226176A

The invention relates to a muffler (1) for an exhaust section of a fuel cell system (2), comprising: a cavity (10); a silencing device (20) arranged in the cavity (10) for reducing the noise of the exhaust flow (S); a water separation device (30), which is arranged in the chamber (10) upstream of the sound attenuation device (20), for removing water from the exhaust gas flow (S), the water separation device (30) having: a baffle element (32), which is arranged in the water separation chamber (31), for radially widening the exhaust gas flow (S) flowing in through the inlet opening (11); and a funnel-shaped guide element (33) located downstream of the baffle element (32) for radially narrowing the exhaust gas flow (S) widened by the baffle element (32).

FUEL CELL SYSTEM

Resumen de: EP4625553A1

A fuel cell system (10) includes: a plurality of power generation modules (30) each including a fuel cell stack (31) and a module case (35), the fuel cell stack (31) generating power with fuel gas supplied to an anode and oxidant gas supplied to a cathode, the module case (35) having a heat insulating property and housing the fuel cell stack (31); a plurality of fuel supply systems (40) including a plurality of fuel supply lines (41), respectively, each of the fuel supply lines (41) supplying the fuel gas to corresponding one of the plurality of power generation modules (30); a plurality of circulation systems (60) including a plurality of recirculation lines (63), respectively, each of the recirculation lines (63) causing fuel off-gas discharged from corresponding one of the plurality of power generation modules (30) to pass through corresponding one of heat exchangers (62) and then to be recirculated to corresponding one of the fuel supply lines (41); a plurality of condensed water tanks (66) each storing condensed water obtained by condensation in corresponding one of the heat exchangers (62) of water vapor contained in the fuel off-gas in corresponding one of the plurality of circulation systems (60); and a frame (21) that supports the plurality of power generation modules (30), the plurality of fuel supply systems (40), and the plurality of condensed water tanks (66), wherein the plurality of condensed water tanks (66) are installed in a space defined below installation

FUEL CELL SYSTEM

Resumen de: EP4625554A2

A fuel cell system (10) includes: a power generation module (30) having a substantially rectangular parallelepiped shape, the power generation module (30) including a fuel cell stack (31) that generates power by fuel gas supplied to an anode and oxidant gas supplied to a cathode, and a module case (35) that has a heat insulating property and houses the fuel cell stack (31), the module case (35) being formed with a fuel gas inlet (GI) leading to an inlet of the anode, a fuel off-gas outlet (FO) leading to an outlet of the anode, and an oxidant gas inlet (AI) leading to an inlet of the cathode; a fuel supply system (40) including a fuel supply line (41) connected to the fuel gas inlet (GI) of the power generation module (30) and a fuel blower (43) provided in the fuel supply line (41); and an oxidant supply system (50) that supplies the oxidant gas to the oxidant gas inlet (AI) of the power generation module (30), wherein the fuel gas inlet (GI) and the fuel off-gas outlet (FO) are provided on a same surface of the power generation module (30), and the fuel supply system (40) is installed so as to face the same surface.

FUEL CELL SYSTEM

Resumen de: EP4625556A2

A fuel cell system (10) includes: a power generation module (30) including a fuel cell stack (31) that generates power with fuel gas and oxidant gas, the fuel gas being at least one of hydrogen gas and ammonia gas supplied to an anode, the oxidant gas being supplied to a cathode, a combustion unit (32) that combusts combustible gas introduced from a combustion gas inlet (CI), and a module case (35) that has a heat insulating property and houses the fuel cell stack (31) and the combustion unit (32); a fuel supply system (40) including a fuel supply line (41) and a fuel blower (43), the fuel supply line (41) being connected to a fuel inlet leading to an inlet of the anode of the power generation module (30) and a fuel supply source (1), the fuel blower (43) being provided in the fuel supply line (41); and a circulation system (60) including a fuel off-gas line (61) connected to a fuel off-gas outlet (FO) leading to an outlet of the anode of the power generation module (30), a heat exchanger (62) provided in the fuel off-gas line (61), a combustion gas line (64) branching from a downstream side of the heat exchanger (62) in the fuel off-gas line (61) and connected to the combustion gas inlet (CI) of the power generation module (30), a recirculation line (63) branching from the downstream side of the heat exchanger (62) in the fuel off-gas line (61) and connected to the fuel supply line (41), and a pressure control valve (OF) provided in the recirculation line (63) and adjusting

SYSTEMS FOR ROUTING OF FUEL CELL BYPRODUCTS OF A VEHICLE

Resumen de: EP4624019A1

In some examples of this technology, a vehicle is disclosed that includes a fuel cell exhaust system for routing of fuel cell byproducts of the vehicle. The vehicle includes at least two fuel cells. Each of the at least two fuel cells have an exhaust port through which byproducts of fuel cell operation flow. The vehicle includes at least two outlet couplers respectively coupled, at a first end, to the exhaust port of each of the fuel cells. The vehicle includes at least two water separators respectively coupled, at an inlet end, to a second end of each of the at least two outlet couplers. The vehicle includes at least two vertical exhaust pipes respectively coupled to a top side of each of the at least two water separators. The water separators separate water from steam produced by the fuel cells.

FUEL CELL SYSTEM

Resumen de: EP4625555A2

A fuel cell system (10) includes: a power generation module (30) including a fuel cell stack (31) that generates power with fuel gas and oxidant gas, the fuel gas being at least one of hydrogen gas and ammonia gas supplied to an anode, the oxidant gas being supplied to a cathode, and a module case (35) that has a heat insulating property and houses the fuel cell stack (31); a fuel supply system (40) including a fuel supply line (41) and a fuel blower (43), the fuel supply line (41) being connected to a fuel inlet (GI) leading to an inlet of the anode of the power generation module (30) and a fuel supply source (1), the fuel blower (43) being provided in the fuel supply line (41); a circulation system (60) including a fuel off-gas line (61) connected to a fuel off-gas outlet (FO) leading to an outlet of the anode of the power generation module (30), a heat exchanger (62) provided in the fuel off-gas line (61), and a recirculation line (63) connected to a downstream side of the heat exchanger (62) in the fuel supply line (41) and the fuel supply line (41); and a condensed water line (68) that branches from the downstream side of the heat exchanger (62) in the fuel off-gas line (61) and discharges condensed water obtained by water vapor contained in the fuel off-gas being condensed by the heat exchanger (62), wherein the recirculation line (63) is connected to the fuel supply line (41) at a position above a branch point (J2) between the fuel off-gas line (61) and the condensed w

FUEL CELL SYSTEM

Resumen de: EP4625557A2

The risk of breakage of a housing when an explosion occurs in a module installation compartment is reduced, without excessively increasing the pressure capacity of the housing.A fuel cell system includes: a housing having a module installation compartment in which a fuel cell module is installed; and a double wall portion with an inner wall and an outer wall. The housing has the outer wall. The module installation compartment has the inner wall. The inner wall has a pressure release part. When a pressure in the module installation compartment reaches a predetermined pressure lower than a pressure capacity of the outer wall, the pressure release part releases the pressure.

SPIRAL WOUND WATER EXCHANGERS, POWER GENERATORS COMPRISING THE SAME, AND METHODS OF USE THEREOF

Resumen de: EP4625558A1

Spiral wound water exchangers, power generators comprising the same, and methods of use thereof are provided. The methods include providing a first stream of air having a first humidity to a spiral wound water exchanger, providing a second stream of hydrogen having a second humidity to the spiral wound water exchanger, flowing the air and the hydrogen through the spiral wound water exchanger, wherein water is transported from the air to the hydrogen as the air and the hydrogen flow through the spiral wound water exchanger, expelling a third stream of air having a third humidity from the spiral wound water exchanger, and expelling a fourth stream of hydrogen having a fourth humidity from the spiral wound water exchanger, wherein the third humidity is less than the first humidity and the fourth humidity is greater than the second humidity.

CELL STACK ASSEMBLY

Resumen de: EP4625685A1

Disclosed herein relates to a cell stack assembly with an insulating cover having a structure capable of separating each busbar.The cell stack assembly of the present invention includes: a cell stack including a plurality of cells from which electrode leads are drawn out; a busbar frame assembly including a plurality of busbars electrically connected to electrode leads of the cell stack, a busbar frame supporting the busbar, and ribs spanning between the busbars, and coupled to the cell stack; and an insulating cover coupled to the busbar frame to cover the busbar frame assembly, wherein the insulating cover includes a separation wall member formed at a location corresponding to a rib of the busbar frame assembly.

POROUS CARBON SUPPORT AND CATALYST FOR FUEL CELL

Resumen de: EP4625551A1

The present invention relates to a porous carbon body, and more specifically, to a porous carbon body satisfying the following three physical properties: a surface area physical property of pores having a size of 2 nm to 5 nm; a surface area physical property of pores having a size of 2 nm to 100 nm; and a physical property relating to a delta graph which is a graph of the values of a nitrogen desorption isotherm minus the values of a nitrogen adsorption isotherm in a nitrogen adsorption-desorption isotherm according to relative pressure..

一种氢燃料电池石墨双极板加工设备

Resumen de: CN223401625U

本实用新型涉及石墨双极板技术领域，且公开了一种氢燃料电池石墨双极板加工设备，包括外壳，所述外壳的内壁固定装配有限位壳，所述限位壳的内壁开设有移动槽，所述限位壳的内壁固定装配有电动推杆一，所述电动推杆一的伸缩端固定装配有移动块，所述移动块的两侧皆固定装配有限位块，所述移动块的底部固定装配连接杆。通过控制器发出信号，使电机接收到信号后的动力输出轴进行转动，通过电机带动齿轮进行转动，且齿轮与齿条啮合传动，使齿轮在转动时会带动齿条和限位杆在放置块的内壁移动，通过放置块在移动时会带动夹持板对石墨双极板本体的四周夹持，从而实现对石墨双极板本体进行固定，避免在放置时出现掉落的情况。

一种锌基液流电池的结构

Resumen de: CN223401626U

本实用新型涉及锌基液流电池，包括依次叠合的正极集流体、隔膜、负极集流体，所述正极集流体与隔膜之间留有空隙，所述隔膜与负极集流体之间留有空隙，使所述隔膜的正负极侧均为空腔结构，即正极空腔和负极空腔。在保证电池面容量及搁置性能的同时，降低电池极间距，进一步提升电池性能。

一种氢燃料电池的双极板及氢燃料电池

Resumen de: CN223401623U

本实用新型涉及一种氢燃料电池的双极板及氢燃料电池，包括基板，其上设置有歧管区、过桥区、分配区以及活化区；所述活化区用于所述气体的催化和反应；所述活化区包括流道单元，所述流道单元包括多个沿第一方向延伸设置的气体流道，每个气体流道包括沿第一方向依次设置的平直区域、弯折区域、第一变径区域以及第二变径区域，第一方向与基板的长度方向同向，相邻的两个气体流道的平直区域相互平行，相邻的两个气体流道的弯折区域的弯折方向相互平行。本实用新型的双极板能提升电堆的性能，对于相同片数的电堆，采用变径流道的电堆功率更高。并且本实用新型的双极板能够降低面内发电偏差，使得电化学反应更均匀，电堆一致性更好，从而有效提高使用寿命。

一种应用于电解液的空气直接冷却系统

Resumen de: CN223401631U

本实用新型属于全钒液流电池系统领域，公开了一种应用于电解液的空气直接冷却系统。包括开式冷却系统和闭式冷却系统。本实用新型利用空气作为冷却介质，电解液通过流经储罐的空气直接冷却。

一种液流电池电堆组装结构

Resumen de: CN223401635U

本实用新型公开了一种液流电池电堆组装结构，包括：第一端板、第二端板、单电池组、固定柱以及介质循环组件；第一端板开设有若干定位孔，第一端板一侧连接有控温组件，第二端板一侧连接有进液管以及出液管；若干单电池组均位于第一端板以及第二端板之间；若干固定柱贯穿于第一端板、第二端板以及若干电池组，固定柱一端连接有固定螺母；介质循环组件连接于单电池组两侧，介质循环组件与控温组件相连接。通过通过第一端板以及第二端板作为两端的紧固件，将若干组电池组连接于第一端板以及第二端板之间，介质循环组件能够将用于控制温度的液体介质进行循环，随后通过控温组件对电堆内进行控温，减轻电堆的重量。

燃料电池堆

Resumen de: CN120727899A

本发明提供一种燃料电池堆(100)，具备电池层叠体(10)、包围电池层叠体(10)的壳体(30)、一端面经由在壳体的侧壁(300)设置的开口(305)与电池层叠体的外侧面抵接而限制电池层叠体在与规定方向正交的方向上移动的限制构件(50)、设置为支承限制构件(50)的另一端面并且覆盖开口的支承构件(56)、将支承构件(56)朝向侧壁(300)的表面按压的按压构件(57)。壳体(30)在侧壁(300)的外侧具有从侧壁的表面隔开规定距离与侧壁大致平行地延伸的外侧侧壁(310)，按压构件以限制构件对电池层叠体施加规定的按压力的方式夹设在外侧侧壁与支承构件之间。

膜电极构造体的制造方法及膜电极构造体

Resumen de: CN120727888A

本发明的课题在于提供在保护片剥离时能够仅剥离保护片的膜电极构造体的制造方法及膜电极构造体。膜电极构造体的制造方法具有下述工序：将框状部件载置于吸附板上的框状部件载置工序；以电极催化剂层的外周缘部与框状部件的开口的缘部重叠的方式将电极催化剂层载置于框状部件的电极催化剂层载置工序；将电解质膜载置于电极催化剂层的与框状部件相反一侧的电解质膜载置工序；以及在层叠电解质膜之后剥离保护片的保护片剥离工序。电解质膜的外周缘部配置在比电极催化剂层的外周缘部靠外侧。在电解质膜载置工序中，从电解质膜的外周缘部到开口的缘部依次形成框状部件与电解质膜层叠的双层部以及框状部件、电极催化剂层及电解质膜层叠的三层部。

燃料电池用隔板的制造方法

Resumen de: CN120727861A

本发明提供一种燃料电池用隔板的制造方法，包括：对具有第一表面(3Rb)和第二表面(3Ra)的金属制的隔板基材(3a)进行冲压加工而形成凹凸状，以使在第一表面(3Ra)形成供反应气体流动的气体流道(PAa)，在第二表面(3Ra)形成供冷却介质的冷却流道(PAw)的冲压工序；以增大第二表面(3Ra)的表面粗糙度的方式对第二表面(3Ra)进行粗化加工的粗化工序；以及在第一表面(3Rb)和粗化工序后的第二表面(3Ra)形成具有耐腐蚀性的皮膜的成膜工序。

层叠构造体的制造装置及制造方法

Resumen de: CN120727864A

本发明提供在制造膜电极构造体时能够同时进行电解质膜的短路检查以能够实现制造时间缩短和成本降低的层叠构造体的制造装置及制造方法。包括相对配置的一对压接部件(21)和在作为一对压接部件(21)中至少一个的常温压接部件(22)中的面向作为另一个加热压接部件(23)的部位具有柔软性和导电性的缓冲件(24)，还包括：压接机构(20A)，其将层叠的多个片状部件夹持在常温压接部件(22)加热压接部件(23)之间并按压以进行压接，构成为膜电极构造体(10)；以及短路检查电路(30)，其在将多个片状部件压接为一体而构成为膜电极构造体(10)的工序中检测膜电极构造体(10)内有无短路部位。

再生型燃料电池系统及其运转方法

Resumen de: CN120727873A

本发明涉及再生型燃料电池系统及其运转方法。再生型燃料电池系统(10)具有水电解装置(12)、氢升压装置(18)以及燃料电池(22)，在所述再生型燃料电池系统中，在从所述水电解装置(12)向所述燃料电池(22)供给氧气的氧供给路(43)与真空空间之间、以及从所述氢升压装置(18)向所述燃料电池(22)供给氢气的第二氢供给路(44)、在所述氢升压装置(18)中没有参与升压的氢气流动的氢排出路(35)以及从所述水电解装置(12)向所述氢升压装置(18)供给的氢气流动的第一氢供给路(32)与所述真空空间之间具备外部开放阀(81～84)。

一种新型液流电池组装线用电堆压紧机构

Resumen de: CN223401632U

本实用新型公开了一种新型液流电池组装线用电堆压紧机构，包括地轨线，地轨线的一侧设有压紧台，压紧台的顶部固定连接有四个定位柱，定位柱的顶部连接有固定顶台，固定顶台的底部设有压紧板，固定顶台的顶部固定安装有伺服气缸，伺服气缸的输出端与压紧板的顶部连接，地轨线的中部设有主轨，地轨线与压紧台之间设有行走小车，压紧台的顶部设有电堆座，压紧台的表面设有车导轨，压紧板的边角均固定连接有导向滑套，导向滑套与定位柱的表面滑动连接，本实用新型一种新型液流电池组装线用电堆压紧机构，整个电堆压紧机构能够自动将电堆产品运输到压紧台进行压紧作业，便于配合整个液流电池组装线的自动化加工，提高加工效率。

一种用于燃料电池系统的氢气流量比例阀

Resumen de: CN223399366U

本实用新型公开了一种用于燃料电池系统的氢气流量比例阀，涉及阀门技术领域，包括阀体第一复合轴承和第二复合轴承，所述阀体的内部安装有骨架，且骨架上饶有漆包线，所述骨架上还装有左插针和右插针，且左插针和右插针装配成线圈总成，所述阀体的内部中下方安装有阀芯，且阀芯的下侧安装有硫化橡胶，所述阀芯的上侧安装有磁芯。该用于燃料电池系统的氢气流量比例阀，前轭铁处第一复合轴承和第二复合轴承的应用，采用了标准件，能降低加工难度，保证了磁芯在工作时无卡滞，提高了比例阀性能的稳定性，比例阀体积小型化，复合轴承导向及减摩设计，提高比例阀工作寿命，隔磁套结构能优化弹簧导向，提高弹簧的使用寿命，从而保证比例阀的可重复性。

电化学氢气压缩装置、氢气多级加压系统和氢气供应系统

Resumen de: CN223397811U

本申请属于电化学压缩机技术领域，更具体地说，是涉及一种电化学氢气压缩装置、氢气多级加压系统和氢气供应系统。电化学氢气压缩装置包括EHC电堆，所述EHC电堆包括依次堆叠设置的阳极、交换膜以及阴极；第一管路系统，所述第一管路系统用于为所述阳极提供氢气；第二管路系统，所述第二管路系统用于提供水并润湿所述交换膜以及用于输出所述阴极产生的氢气。本申请提供的电化学氢气压缩装置，省去了外部气化加湿系统和单独的控温设备，简化了结构、降低了成本，解决了现有采用进气管路中的气化加湿出现水蒸气冷凝而引起阳极水淹的问题，提高了电化学氢气压缩装置的稳定性和性能。

一种车载氢系统和燃料电池汽车

Resumen de: CN223396062U

本实用新型公开了一种车载氢系统和燃料电池汽车，包括氢系统框架、容纳腔、减压阀以及多个储氢瓶；储氢瓶的两端分别设有连接端，氢系统框架上设有连接板，连接端与连接板分别对应连接；位于中部的储氢瓶的瓶口处设有瓶口TPRD，位于边侧的储氢瓶的瓶口通过接头和高压管路与瓶口TPRD连接，瓶口TPRD还与容纳腔连接，容纳腔的瓶口通过高压管路与减压阀连接，且容纳腔的瓶口处设有瓶阀，以控制容纳腔与减压阀之间的连通，减压阀将高压氢气减压至燃料电池所需要的压力并供给至燃料电池系统。本实用新型满足安全法规的基础上，可以实现减少瓶阀及TPRD的数量，有效简化布局，提升装配效率及降低成本的作用。

燃料电池堆及燃料电池堆的制造方法

Nº publicación: CN120727895A 30/09/2025

Solicitante:

本田技研工业株式会社

Resumen de: CN120727895A

本发明抑制层叠单电池与缓冲部件接触并将层叠单电池配置在电池组壳体内。燃料电池堆(100)包括层叠单电池(1)、电池组壳体(30)和末端单元(20)。燃料电池堆(100)在电池组壳体(30)与层叠单电池(1)之间还具备层叠单电池(1)的碰撞承受用的缓冲部件(40)，缓冲部件(40)在插入于电池组壳体(30)的前端设有与设置于末端单元的紧固孔(24)进行上下方向定位的第1层差部(41)，末端单元(20)在与缓冲部件(40)抵接的位置设有进行该缓冲部件(40)的左右方向定位的第2层差部(25)，第1层差部(41)与第2层差部(25)嵌合，紧固孔(24)由紧固部件(50)紧固，进行末端单元(20)和缓冲部件(40)的定位。