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公开(公告)号：US07144647B2
公开(公告)日：2006-12-05
申请号：US09952235
申请日：2001-09-12
CPC分类号： H01M8/247 , H01M8/0271 , H01M8/241
摘要： A fuel cell stack capable of giving improved impact resistance and vibration resistance without causing the space occupied by the fuel cell stack to be increased. In a fuel cell stack for mounting in a vehicle in which a plurality of fuel cell units, each of which is formed by interposing a solid polymer electrolyte membrane between an anode electrode and a cathode electrode, are stacked in a horizontal direction with separators placed between each, mounting members used for installation are provided at backup plates that are outside fastening structure portions that are provided at both ends along the direction in which the fuel cell units are stacked, and an intermediate supporting member used for installation is additionally provided at an intermediate portion along the direction in which the fuel cell units are stacked.
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12.发明授权公开(公告)号：US07488550B2
公开(公告)日：2009-02-10
申请号：US10745161
申请日：2003-12-22
IPC分类号： H01M8/02
CPC分类号： H01M8/0273 , H01M8/0206 , H01M8/0254 , H01M8/0267 , H01M8/0276 , H01M8/241 , H01M8/2483
摘要： A first seal member is provided integrally on a surface of a first metal separator. The first seal member includes a base portion provided integrally on the first metal separator, a columnar portion protruding from the base portion, and a curved edge portion provided on the columnar portion. The curved edge portion has a predetermined radius of curvature.
摘要翻译： 第一密封构件一体地设置在第一金属分离器的表面上。 第一密封构件包括一体地设置在第一金属隔板上的基部，从基部突出的柱状部分和设置在柱状部分上的弯曲边缘部。 弯曲边缘部分具有预定的曲率半径。
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公开(公告)号：US07351490B2
公开(公告)日：2008-04-01
申请号：US10768909
申请日：2004-01-29
CPC分类号： H01M8/0247 , H01M8/0258 , H01M8/0267 , H01M8/0271 , H01M8/0273 , H01M8/0276 , H01M8/0284 , H01M8/241 , H01M8/2483
摘要： A first seal structure includes a seal joint and seal members connected to the seal joint. An interior angle at the seal joint defined by central lines of the seal members is in a range of 40° to 90°. The seal joint includes a curved portion having a predetermined radius of curvature R for connecting the seal members.
摘要翻译： 第一密封结构包括密封接头和连接到密封接头的密封构件。 在由密封构件的中心线限定的密封接头处的内角在40°至90°的范围内。 密封接头包括具有用于连接密封构件的预定曲率半径R的弯曲部分。
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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：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：US07056614B2
公开(公告)日：2006-06-06
申请号：US10191007
申请日：2002-07-08
IPC分类号： H01M2/08
CPC分类号： H01M8/0273 , H01M8/0271 , H01M8/1004 , H01M2008/1095 , H01M2250/20 , Y02E60/521 , Y02T90/32
摘要： The present invention aims to provide a membrane electrode assembly that can increase durability by increasing the strength of an extending part of a solid polymer electrolyte membrane, and can also reduce cost by minimizing the volume of the solid polymer electrolyte membrane used.In the present invention, an anode electrode is provided on one side of a solid polymer electrolyte membrane, and a cathode electrode is provided on the other side of the solid polymer electrolyte membrane. The solid polymer electrolyte membrane is formed such that its outer peripheral portion extends the anode electrode and the cathode electrode on both sides thereof. A framc-shaped first sealing member is closely contacted with the outer peripheral edge face of the anode electrode or the cathode electrode. The frame-shaped first sealing member coats and supports one face of the extending part of the solid polymer electrolyte membrane.
摘要翻译： 本发明的目的在于提供一种能够通过提高固体高分子电解质膜的延伸部分的强度而提高耐久性的膜电极组件，还可以通过使固体高分子电解质膜的体积最小化来降低成本。 在本发明中，在固体高分子电解质膜的一侧设置阳极电极，在固体高分子电解质膜的另一侧设置阴极电极。 固体高分子电解质膜形成为使得其外周部分在其两侧延伸阳极电极和阴极电极。 框状的第一密封构件与阳极或阴极的外周边缘面紧密接触。 框状的第一密封构件涂覆并支撑固体聚合物电解质膜的延伸部分的一个面。
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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：US20060024561A1
公开(公告)日：2006-02-02
申请号：US11191211
申请日：2005-07-26
申请人： Masahiko Sato , Shuhei Goto , Tadashi Nishiyama
发明人： Masahiko Sato , Shuhei Goto , Tadashi Nishiyama
CPC分类号： H01M8/0273 , H01M8/242 , H01M8/2483
摘要： A terminal plate, an insulating plate, and an end plate are stacked together. A rectangular recess is formed at the center of the insulating plate. The terminal plate is placed in the recess. An oxygen-containing gas supply passage, a coolant supply passage, a fuel gas discharge passage, a fuel gas supply passage, a coolant discharge passage, and an oxygen-containing gas discharge passage as fluid passages extend through the insulating plate. These fluid passages do not extend through the terminal plate.
摘要翻译： 端子板，绝缘板和端板堆叠在一起。 在绝缘板的中心形成矩形凹部。 端子板放置在凹槽中。 作为流体通道的含氧气体供给通道，冷却剂供给通道，燃料气体排出通道，燃料气体供给通道，冷却剂排出通道和含氧气体排出通道延伸穿过绝缘板。 这些流体通道不延伸通过端子板。
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