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公开(公告)号：US07632597B2
公开(公告)日：2009-12-15
申请号：US11080889
申请日：2005-03-11
IPC分类号： H01M8/04
CPC分类号： H01M8/0273 , H01M8/0258 , H01M8/0267 , H01M8/0271 , H01M8/04029 , H01M8/04089 , H01M8/241 , H01M2008/1095
摘要： A fuel cell includes a plurality of fuel cell units. Each fuel cell unit includes an electrode assembly having electrodes and an electrolyte, a pair of separators, and gas sealing members. At least two of the fuel cell units include at least two electrode assemblies and at least three separators. In each of the separators, reaction gas communication ports are provided. In one of the separators of one of the stacked fuel cell units that is located at the end in a direction of stacking, through paths are formed. In one of the separators of one of the stacked fuel cell units that is located at the other end in the direction of stacking, reaction gas communication paths are formed. Both the through paths and the reaction gas communication paths are formed in all separators that are located between two fuel cell units that are located at the ends.
摘要翻译： 燃料电池包括多个燃料电池单元。 每个燃料电池单元包括具有电极和电解质的电极组件，一对分离器和气体密封构件。 至少两个燃料电池单元包括至少两个电极组件和至少三个分离器。 在每个分离器中，设置有反应气体连通口。 在层叠的燃料电池单元之一的分离器之一中，位于堆叠方向的端部，形成通路。 在层叠方向的另一端的层叠型燃料电池单元之一的分离器之一形成反应气体连通路径。 贯穿路径和反应气体连通路径均形成在位于两端的两个燃料电池单元之间的所有分离器中。
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公开(公告)号：US20050238942A1
公开(公告)日：2005-10-27
申请号：US11080889
申请日：2005-03-11
CPC分类号： H01M8/0273 , H01M8/0258 , H01M8/0267 , H01M8/0271 , H01M8/04029 , H01M8/04089 , H01M8/241 , H01M2008/1095
摘要： A fuel cell includes a plurality of fuel cell units. Each fuel cell unit includes an electrode assembly having electrodes and an electrolyte, a pair of separators, and gas sealing members. At least two of the fuel cell units include at least two electrode assemblies and at least three separators. In each of the separators, reaction gas communication ports are provided. In one of the separators of one of the stacked fuel cell units that is located at the end in a direction of stacking, through paths are formed. In one of the separators of one of the stacked fuel cell units that is located at the other end in the direction of stacking, reaction gas communication paths are formed. Both the through paths and the reaction gas communication paths are formed in all separators that are located between two fuel cell units that are located at the ends.
摘要翻译： 燃料电池包括多个燃料电池单元。 每个燃料电池单元包括具有电极和电解质的电极组件，一对分离器和气体密封构件。 至少两个燃料电池单元包括至少两个电极组件和至少三个分离器。 在每个分离器中，设置有反应气体连通口。 在层叠的燃料电池单元之一的分离器之一中，位于堆叠方向的端部，形成通路。 在层叠方向的另一端的层叠型燃料电池单元之一的分离器之一形成反应气体连通路径。 贯穿路径和反应气体连通路径均形成在位于两端的两个燃料电池单元之间的所有分离器中。
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公开(公告)号：US07201987B2
公开(公告)日：2007-04-10
申请号：US10185371
申请日：2002-06-27
CPC分类号： H01M8/0273 , H01M4/8605 , H01M4/92 , H01M8/0247 , H01M8/1004 , H01M8/242
摘要： In order to provide an membrane electrode assembly having an electrolyte membrane in which bending and warping of a solid polymer electrolyte membrane are prevented so as to facilitate the handling ability, in the membrane electrode assembly having an electrolyte membrane comprising a solid polymer electrolyte membrane, and a pair of gas diffusion electrodes which are disposed on both sides of the solid polymer electrolyte membrane, a flat surface having the same size as the solid polymer electrolyte membrane is formed by disposing a frame-shaped seal member on an outer surface of the gas diffusion electrode, and the flat surface closely contacts to the solid polymer electrolyte membrane so as to be able to cover and support the solid polymer electrolyte membrane.
摘要翻译： 为了提供具有电解质膜的膜电极组件，其中防止固体聚合物电解质膜的弯曲和翘曲以便于处理能力，在具有包含固体聚合物电解质膜的电解质膜的膜电极组件中，以及 设置在固体高分子电解质膜两侧的一对气体扩散电极，通过在气体扩散体的外表面上配置框状的密封部件，形成与固体高分子电解质膜相同尺寸的平坦面 电极，并且平坦表面紧密接触固体聚合物电解质膜，以便能够覆盖和支撑固体聚合物电解质膜。
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公开(公告)号：US08283085B2
公开(公告)日：2012-10-09
申请号：US12618197
申请日：2009-11-13
IPC分类号： H01M8/04
CPC分类号： H01M8/0273 , H01M8/0267 , H01M8/04089 , H01M8/242 , H01M8/2483 , H01M2008/1095
摘要： A fuel cell includes a plurality of fuel cell units, each fuel cell unit including an electrode assembly formed by disposing electrodes on both sides of an electrolyte, a pair of separators that sandwich the electrode assembly, and gas sealing members that are disposed at an outer peripheral portion of the electrode assembly, and that seal respective reaction gas flow passages that are formed between each separator and the electrode assembly. In one of the separators of each of the fuel cell units, a through path is formed that penetrates the separator in the thickness direction thereof, and the through path formed in one of the separators of one of the fuel cell units and the through path formed in one of the separators of adjacent one of the fuel cell units are offset with each other as viewed in the thickness direction of the separators.
摘要翻译： 燃料电池包括多个燃料电池单元，每个燃料电池单元包括通过在电解质的两侧设置电极而形成的电极组，夹着电极组的一对分离器和设置在外部的气体密封构件 电极组件的周边部分，并且密封在每个分离器和电极组件之间形成的各个反应气体流动通道。 在每个燃料电池单元的一个分离器中，形成贯穿隔板的厚度方向的通路，形成在一个燃料电池单元和通路中的一个隔板中的通路形成 在相邻的一个燃料电池单元的分离器之一中，在分离器的厚度方向上看彼此偏移。
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公开(公告)号：US06866959B2
公开(公告)日：2005-03-15
申请号：US10328878
申请日：2002-12-24
CPC分类号： H01M8/0273 , H01M8/0258 , H01M8/0267 , H01M8/0271 , H01M8/04029 , H01M8/04089 , H01M8/241 , H01M2008/1095
摘要： A fuel cell is provided that has a sufficient sealing performance while having a restrained dimension in the stacking direction thereof. The fuel cell is formed by stacking a plurality of fuel cell units, each fuel cell unit comprising: an electrode assembly formed by disposing electrodes on both sides of an electrolyte; a pair of separators that sandwich the electrode assembly in the thickness direction thereof; and gas sealing members that are disposed at an outer peripheral portion of the electrode assembly, and that seal respective reaction gas flow passages that are formed between each separator and the electrode assembly and are bounded by the separators and electrode assembly. In each of the separators, there are provided reaction gas communication ports that are provided outward from the gas sealing members, in one separator, through paths are formed that penetrate the separator in the thickness direction thereof and connect the reaction gas communication ports with the reaction gas flow passages, and in the other separator, reaction gas communication paths are formed that detour around the gas sealing member in the thickness direction of the separator and connect the reaction gas communication ports with the reaction gas flow passages.
摘要翻译： 提供具有足够的密封性能的燃料电池，同时在其堆叠方向上具有约束尺寸。 燃料电池通过堆叠多个燃料电池单元形成，每个燃料电池单元包括：通过在电解质的两侧设置电极而形成的电极组件; 一对在其厚度方向夹着电极组件的隔板; 以及气体密封构件，其设置在电极组件的外周部分，并且密封形成在每个隔板和电极组件之间并且由隔板和电极组件限定的各个反应气体流动通道。 在每个分离器中，设置有从气体密封构件向外设置的反应气体连通口，在一个分离器中，形成穿过隔板的厚度方向的路径，并将反应气体连通口与反应 气体流路，在另一分离器中，形成反应气体连通路径，其在分离器的厚度方向上绕气体密封构件绕行，并将反应气体连通口与反应气体流路连接。
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公开(公告)号：US07297432B2
公开(公告)日：2007-11-20
申请号：US10626168
申请日：2003-07-23
CPC分类号： H01M8/242 , H01M8/0247 , H01M8/0271 , H01M8/0276 , H01M8/241 , H01M8/2483
摘要： The present invention provides a fuel cell comprising a pair of separators sandwiching outsides of a membrane electrode assembly composed of a pair of electrodes provided on both sides of a solid polymer electrolyte membrane, an outer seal member sandwiched by a pair of separators at a position surrounding an outer periphery of the membrane electrode assembly, an inner seal member sandwiched by one of the pair of separators and an outer periphery of the electrolyte membrane, and a backing member opposing to the inner seal member interposing the electrolyte membrane, wherein steps are formed at contact surfaces of the inner seal member and the outer seal member on one of the pair of separators.
摘要翻译： 本发明提供一种燃料电池，其特征在于，包括一对隔板，其夹持由固定高分子电解质膜两侧设置的一对电极构成的膜电极接合体的外侧，在所述位置周围的位置夹着由一对隔板夹持的外部密封构件 膜电极组件的外周，由一对隔板中的一个和电解质膜的外周夹持的内密封构件和与插入电解质膜的内密封构件相对的背衬构件，其中，在 所述一对分离器中的一个上的所述内密封件和所述外密封件的接触表面。
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公开(公告)号：US06815115B2
公开(公告)日：2004-11-09
申请号：US10094482
申请日：2002-03-07
IPC分类号： H01M208
CPC分类号： H01M8/0271 , H01M8/0273 , H01M8/241 , H01M8/242 , H01M8/2457 , H01M8/2465 , H01M8/2483 , H01M2300/0082
摘要： The present invention provides a fuel cell comprising a pair of separators sandwiching outsides of a membrane electrode assembly composed of a pair of electrodes provided on both sides of a solid polymer electrolyte membrane, an outer seal member sandwiched by a pair of separators at a position surrounding an outer periphery of the membrane electrode assembly, an inner seal member sandwiched by one of the pair of separators and an outer periphery of the electrolyte membrane, and a backing member opposing to the inner seal member interposing the electrolyte membrane, wherein steps are formed at contact surfaces of the inner seal member and the outer seal member on one of the pair of separators.
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公开(公告)号：US20050089745A1
公开(公告)日：2005-04-28
申请号：US10626168
申请日：2003-07-23
CPC分类号： H01M8/242 , H01M8/0247 , H01M8/0271 , H01M8/0276 , H01M8/241 , H01M8/2483
摘要： The present invention provides a fuel cell comprising a pair of separators sandwiching outsides of a membrane electrode assembly composed of a pair of electrodes provided on both sides of a solid polymer electrolyte membrane, an outer seal member sandwiched by a pair of separators at a position surrounding an outer periphery of the membrane electrode assembly, an inner seal member sandwiched by one of the pair of separators and an outer periphery of the electrolyte membrane, and a backing member opposing to the inner seal member interposing the electrolyte membrane, wherein steps are formed at contact surfaces of the inner seal member and the outer seal member on one of the pair of separators.
摘要翻译： 本发明提供一种燃料电池，其特征在于，包括一对隔板，其夹持由固定高分子电解质膜两侧设置的一对电极构成的膜电极接合体的外侧，在所述位置周围的位置夹着由一对隔板夹持的外部密封构件 膜电极组件的外周，由一对隔板中的一个和电解质膜的外周夹持的内密封构件和与插入电解质膜的内密封构件相对的背衬构件，其中，在 所述一对分离器中的一个上的所述内密封件和所述外密封件的接触表面。
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公开(公告)号：US20090042075A1
公开(公告)日：2009-02-12
申请号：US12188011
申请日：2008-08-07
IPC分类号： H01M8/04
CPC分类号： H01M8/0267 , H01M8/0256 , H01M8/0263 , H01M8/0276 , H01M8/241 , H01M8/2457 , H01M8/2465 , H01M8/2483 , H01M2008/1095
摘要： A fuel cell stack includes a first end power generation unit and a first dummy unit, adjacent to a power generation unit provided at one end of a stack body in a stacking direction. The first end power generation unit includes a fourth separator having the same structure as a first separator of the power generation unit, and includes a fifth separator and a sixth separator having the same structure as a second separator and a third separator. In effect, common separators are used for the fifth separator and the sixth separator by changing a pin of a molding die or changing part of a seal die.
摘要翻译： 燃料电池堆包括第一末端发电单元和第一虚拟单元，其邻近设置在堆叠主体的堆叠方向的一端处的发电单元。 第一端部发电单元包括具有与发电单元的第一隔板相同结构的第四隔板，并且包括具有与第二隔板和第三隔板相同结构的第五隔板和第六隔板。 实际上，通过改变成型模的销或密封模的更换部分，通常将分离器用于第五分离器和第六分离器。
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公开(公告)号：US20050249995A1
公开(公告)日：2005-11-10
申请号：US11093999
申请日：2005-03-29
CPC分类号： H01M8/0206 , H01M8/0263 , H01M8/0267 , H01M8/0273 , H01M8/0297 , H01M8/242 , H01M8/2457
摘要： A fuel cell includes a membrane electrode assembly and first and second metal plates sandwiching the membrane electrode assembly. The first metal plate has positioning ribs for positioning the outer region of the membrane electrode assembly. The first and second metal plates are positioned in alignment with each other by the first and second insulating bushings attached to first and second positioning holes of the first and second metal plates. Further, the first and second metal plates sandwiching the membrane electrode assembly are fastened together by a plurality of metal clip members.
摘要翻译： 燃料电池包括膜电极组件和夹住膜电极组件的第一和第二金属板。 第一金属板具有用于定位膜电极组件的外部区域的定位肋。 第一和第二金属板通过附接到第一和第二金属板的第一和第二定位孔的第一和第二绝缘衬套彼此对准。 此外，夹持膜电极组件的第一和第二金属板通过多个金属夹构件紧固在一起。
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