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1. 发明申请

US20110165493A1 POLYMER ELECTROLYTE FUEL CELL AND FUEL CELL STACK COMPRISING THE SAME 有权
标题翻译：聚合物电解质燃料电池和包含该电池的燃料电池堆叠
公开(公告)号：US20110165493A1
公开(公告)日：2011-07-07
申请号：US13063353
申请日：2009-09-11
申请人： Takeou Okanishi , Naotsugu Koashi , Shinsuke Takeguchi , Yoichiro Tsuji
发明人： Takeou Okanishi , Naotsugu Koashi , Shinsuke Takeguchi , Yoichiro Tsuji
IPC分类号： H01M8/24 , H01M8/04 , H01M8/10
CPC分类号： H01M8/0265 , H01M8/026 , H01M8/0263 , H01M8/0267 , H01M8/241 , H01M2008/1095
摘要： A polymer electrolyte fuel cell of the present invention includes a membrane electrode assembly (5) having a pair of electrodes (4a, 4b) sandwiching a portion of a polymer electrolyte membrane (1) which is inward relative to a peripheral portion thereof, a first separator (6a), and a second separator (6b), the first separator (6a) is provided with a first reaction gas channel (8) on one main surface, the second separator (6b) is provided with a second reaction gas channel (9) on one main surface such that the second reaction gas channel (9) has a second rib portion (12), the first reaction gas channel (8) is formed such that a ratio of a first reaction gas channel width of an upstream portion (18b) to the second rib portion (12) is set larger than a ratio of a first reaction gas channel width of a downstream portion (18c) to the second rib portion (12), and the ratio of the first reaction gas channel width of the upstream portion (18b) to the second rib portion (12) is a predetermined ratio.
摘要翻译：本发明的高分子电解质型燃料电池具备：膜电极接合体（5），其具有夹着高分子电解质膜（1）的相对于其周边部分向内的一部分电极（4a，4b），第一分离器（6a）和第二分离器（6b），第一分离器（6a）在一个主表面上设置有第一反应气体通道（8），第二分离器（6b）设置有第二反应气体通道 9）在一个主表面上，使得第二反应气体通道（9）具有第二肋部（12），第一反应气体通道（8）形成为使得上游部分的第一反应气体通道宽度（18b）与第二肋部（12）的比例设定为大于下游部（18c）与第二肋部（12）的第一反应气体流路宽度的比，第一反应气体流路宽度的上游部分（18b）相对于第二肋部（12）是预定的比。

2. 发明授权

US08980500B2 Polymer electrolyte fuel cell comprising reactant gas channels overlapping a peripheral portion of an electrode 有权
标题翻译：聚合物电解质燃料电池包括与电极的周边部分重叠的反应气体通道
公开(公告)号：US08980500B2
公开(公告)日：2015-03-17
申请号：US13516869
申请日：2011-02-02
申请人： Shinsuke Takeguchi , Takeou Okanishi , Yoichiro Tsuji
发明人： Shinsuke Takeguchi , Takeou Okanishi , Yoichiro Tsuji
IPC分类号： H01M8/02 , H01M8/04 , H01M8/10
CPC分类号： H01M8/0267 , H01M8/0258 , H01M8/026 , H01M8/0263 , H01M8/0265 , H01M8/0271 , H01M8/1004 , H01M2008/1095 , Y02E60/521
摘要： A polymer electrolyte fuel cell of the present invention includes a membrane-electrode assembly (5) and separators (6A, 6B). A plurality of reactant gas channels are formed on a main surface of at least one of the separator (6A, 6B) and a gas diffusion layer (3A, 3B). In a case where among the plurality of reactant gas channels, a reactant gas channel overlapping the peripheral portion of the electrode (4A, 4B) twice is defined as a first reactant gas channel, and a reactant gas channel formed to overlap the peripheral portion of the electrode (4A, 4B) and formed such that the length of a portion overlapping the peripheral portion is longer than a predetermined length is defined as a second reactant gas channel, the second reactant gas channel is formed such that the flow rate of a reactant gas flowing therethrough is lower than that of the reactant gas flowing through the first reactant gas channel or the second reactant gas channel does not exist.
摘要翻译：本发明的高分子电解质型燃料电池包括膜 - 电极组件（5）和隔板（6A，6B）。在分离器（6A，6B）和气体扩散层（3A，3B）中的至少一个的主表面上形成多个反应气体通道。在多个反应物气体通道中，与电极（4A，4B）的周边部分重叠两次的反应气体通道被定义为第一反应气体通道，形成为与第一反应气体通道的周边部分重叠的反应气体通道电极（4A，4B）并且形成为使得与周边部分重叠的部分的长度长于预定长度的第二反应气体通道被形成为使得反应物的流速流过其中的气体低于流过第一反应气体通道的反应气体的气体，或不存在第二反应气体通道。

3. 发明授权

US08691471B2 Polymer electrolyte fuel cell and fuel cell stack comprising the same 有权
标题翻译：聚合物电解质燃料电池和包含该燃料电池的燃料电池堆
公开(公告)号：US08691471B2
公开(公告)日：2014-04-08
申请号：US13063353
申请日：2009-09-11
申请人： Takeou Okanishi , Naotsugu Koashi , Shinsuke Takeguchi , Yoichiro Tsuji
发明人： Takeou Okanishi , Naotsugu Koashi , Shinsuke Takeguchi , Yoichiro Tsuji
IPC分类号： H01M8/04
CPC分类号： H01M8/0265 , H01M8/026 , H01M8/0263 , H01M8/0267 , H01M8/241 , H01M2008/1095
摘要： A polymer electrolyte fuel cell of the present invention includes a membrane electrode assembly (5) having a pair of electrodes (4a, 4b) sandwiching a portion of a polymer electrolyte membrane (1) which is inward relative to a peripheral portion thereof, a first separator (6a), and a second separator (6b), the first separator (6a) is provided with a first reaction gas channel (8) on one main surface, the second separator (6b) is provided with a second reaction gas channel (9) on one main surface such that the second reaction gas channel (9) has a second rib portion (12), the first reaction gas channel (8) is formed such that a ratio of a first reaction gas channel width of an upstream portion (18b) to the second rib portion (12) is set larger than a ratio of a first reaction gas channel width of a downstream portion (18c) to the second rib portion (12), and the ratio of the first reaction gas channel width of the upstream portion (18b) to the second rib portion (12) is a predetermined ratio.
摘要翻译：本发明的高分子电解质型燃料电池具备：膜电极接合体（5），其具有夹着高分子电解质膜（1）的相对于其周边部分向内的一部分电极（4a，4b），第一分离器（6a）和第二分离器（6b），第一分离器（6a）在一个主表面上设置有第一反应气体通道（8），第二分离器（6b）设置有第二反应气体通道 9）在一个主表面上，使得第二反应气体通道（9）具有第二肋部（12），第一反应气体通道（8）形成为使得上游部分的第一反应气体通道宽度（18b）与第二肋部（12）的比例设定为大于下游部（18c）与第二肋部（12）的第一反应气体流路宽度的比，第一反应气体流路宽度的上游部分（18b）相对于第二肋部（12）是预定的比。

4. 发明申请

US20120258380A1 POLYMER ELECTROLYTE FUEL CELL 有权
标题翻译：聚合物电解质燃料电池
公开(公告)号：US20120258380A1
公开(公告)日：2012-10-11
申请号：US13516869
申请日：2011-02-02
申请人： Shinsuke Takeguchi , Takeou Okanishi , Yoichiro Tsuji
发明人： Shinsuke Takeguchi , Takeou Okanishi , Yoichiro Tsuji
IPC分类号： H01M8/04 , H01M8/10
CPC分类号： H01M8/0267 , H01M8/0258 , H01M8/026 , H01M8/0263 , H01M8/0265 , H01M8/0271 , H01M8/1004 , H01M2008/1095 , Y02E60/521
摘要： A polymer electrolyte fuel cell of the present invention includes a membrane-electrode assembly (5) and separators (6A, 6B). A plurality of reactant gas channels are formed on a main surface of at least one of the separator (6A, 6B) and a gas diffusion layer (3A, 3B). In a case where among the plurality of reactant gas channels, a reactant gas channel overlapping the peripheral portion of the electrode (4A, 4B) twice is defined as a first reactant gas channel, and a reactant gas channel formed to overlap the peripheral portion of the electrode (4A, 4B) and formed such that the length of a portion overlapping the peripheral portion is longer than a predetermined length is defined as a second reactant gas channel, the second reactant gas channel is formed such that the flow rate of a reactant gas flowing therethrough is lower than that of the reactant gas flowing through the first reactant gas channel or the second reactant gas channel does not exist.
摘要翻译：本发明的高分子电解质型燃料电池包括膜 - 电极组件（5）和隔板（6A，6B）。在分离器（6A，6B）和气体扩散层（3A，3B）中的至少一个的主表面上形成多个反应气体通道。在多个反应物气体通道中，与电极（4A，4B）的周边部分重叠两次的反应气体通道被定义为第一反应气体通道，形成为与第一反应气体通道的周边部分重叠的反应气体通道电极（4A，4B）并且形成为使得与周边部分重叠的部分的长度长于预定长度的第二反应气体通道被形成为使得反应物的流速流过其中的气体低于流过第一反应气体通道的反应气体的气体，或不存在第二反应气体通道。

5. 发明授权

US08568941B2 Fuel cell separator and fuel cell including same 有权
标题翻译：燃料电池分离器和包括其的燃料电池
公开(公告)号：US08568941B2
公开(公告)日：2013-10-29
申请号：US12767507
申请日：2010-04-26
申请人： Shinsuke Takeguchi , Takashi Nakagawa , Yoichiro Tsuji
发明人： Shinsuke Takeguchi , Takashi Nakagawa , Yoichiro Tsuji
IPC分类号： H01M8/04
CPC分类号： H01M8/0265 , H01M8/0258 , H01M8/0263 , H01M8/0267 , H01M8/241 , H01M8/2457 , H01M8/2483 , H01M2008/1095
摘要： A separator for use in a fuel cell of the present disclosure includes: a plate; a first gas manifold hole (51) for supplying a reactant gas, formed to penetrate said plate in a thickness direction thereof; a second gas manifold hole (52) for discharging the reactant gas, formed to penetrate said plate in a thickness direction thereof; one or more groove-like first main gas channels (18) formed on a surface of said plate to have one end connected to said first gas manifold hole (51) and the other end connected to said second gas manifold hole; a groove-like first sub-gas channel (28) formed on the surface of said plate to have one end connected to at least one of said first gas manifold hole (51) and said second gas manifold hole (52); and a groove-like second sub-gas channel (38) formed on the surface of said plate to have one end branching from said first sub-gas channel (28) and the other end being closed.
摘要翻译：本公开的燃料电池用隔板包括：板; 第一气体歧管孔（51），用于供应形成为在其厚度方向上穿透所述板的反应气体; 第二气体歧管孔（52），用于排出反应气体，其形成为在其厚度方向上穿透所述板; 形成在所述板的表面上的一个或多个凹槽状的第一主气体通道（18），其一端连接到所述第一气体歧管孔（51），另一端连接到所述第二气体歧管孔; 形成在所述板的表面上的一个沟槽状的第一子气体通道（28），其一端连接到所述第一气体歧管孔（51）和所述第二气体歧管孔（52）中的至少一个; 以及形成在所述板的表面上的槽状第二子气体通道（38），以使得从所述第一子气体通道（28）分支的一端和另一端被封闭。

6. 发明授权

US08309273B2 Polymer electrolyte fuel cell and fuel cell stack including the same 有权
标题翻译：聚合物电解质燃料电池和包括其的燃料电池堆
公开(公告)号：US08309273B2
公开(公告)日：2012-11-13
申请号：US12531414
申请日：2008-03-17
申请人： Miho Gemba , Yoichiro Tsuji , Shinsuke Takeguchi
发明人： Miho Gemba , Yoichiro Tsuji , Shinsuke Takeguchi
IPC分类号： H01M8/04 , H01M4/64 , H01M8/24 , H01M2/38
CPC分类号： H01M8/0265 , H01M8/0258 , H01M8/026 , H01M8/0263 , H01M8/0267 , H01M8/04291 , H01M8/1007 , H01M8/241 , H01M8/2457 , H01M2008/1095
摘要： A polymer electrolyte fuel cell includes: a membrane-electrode assembly (10) having a polymer electrolyte membrane (1) and a pair of electrodes (4, 8) sandwiching a portion of the polymer electrolyte membrane (1) which portion is located inwardly of a peripheral portion of the polymer electrolyte membrane (1); an electrically-conductive first separator (30) disposed to contact the membrane-electrode assembly (10) and formed such that a groove-like first reactant gas channel (37) is formed on one main surface thereof so as to bend; and an electrically-conductive second separator (20) disposed to contact the membrane-electrode assembly (10) and formed such that a groove-like second reactant gas channel (27) is formed on one main surface thereof so as to bend, wherein the first reactant gas channel (27) is formed such that a width of a portion of the first reactant gas channel (27) which portion is formed at least a portion (hereinafter referred to as an uppermost stream portion 8C of the first separator 30) located between a portion where the first reactant gas channel (27) extending from an upstream end thereof first contacts the electrode 8 and a portion where the second reactant gas channel (27) extending from an upstream end thereof first contacts the electrode 4 is smaller than a width of a portion of the first reactant gas channel (27) which portion is formed at a portion other than the uppermost stream portion 8C of the first separator 30.
摘要翻译：聚合物电解质燃料电池包括：具有聚合物电解质膜（1）的膜 - 电极组件（10）和夹在聚合物电解质膜（1）的一部分的一对电极（4,8），该部分位于聚合物电解质膜（1）的周边部分; 导电的第一分离器（30），设置成与膜 - 电极组件（10）接触并且形成为使得在其一个主表面上形成凹槽状的第一反应气体通道（37）以弯曲; 和设置成接触所述膜 - 电极组件（10）并形成为使得在其一个主表面上形成凹槽状的第二反应气体通道（27）以弯曲的导电的第二隔板（20），其中，形成第一反应气体通道（27），使得第一反应气体通道（27）的至少部分（以下称为第一分离器30的最上游部分8C）形成的部分的宽度位于其中从其上游端延伸的第一反应气体通道（27）首先接触电极8的部分与从其上游端延伸的第二反应气体通道（27）首先接触电极4的部分之间小于第一反应物气体通道（27）的一部分的宽度在第一分离器30的最上游部分8C以外的部分形成。

7. 发明授权

US08003239B2 Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack 有权
标题翻译：保存聚合物电解质燃料电池堆的方法和聚合物电解质燃料电池堆的保存组装
公开(公告)号：US08003239B2
公开(公告)日：2011-08-23
申请号：US11151634
申请日：2005-06-13
申请人： Yoichiro Tsuji , Eiichi Yasumoto , Kazuhito Hatoh , Shinsuke Takeguchi , Hiroki Kusakabe , Shigeyuki Unoki , Shinichi Arisaka
发明人： Yoichiro Tsuji , Eiichi Yasumoto , Kazuhito Hatoh , Shinsuke Takeguchi , Hiroki Kusakabe , Shigeyuki Unoki , Shinichi Arisaka
IPC分类号： H01M6/00
CPC分类号： H01M8/04303 , H01M8/0267 , H01M8/04089 , H01M8/04223 , H01M8/043 , H01M8/1007 , H01M8/242 , H01M8/2457 , H01M8/2475 , H01M8/2483 , H01M2008/1095
摘要： A method of preserving a PEFC stack of the present invention is a method of preserving a PEFC stack that is provided with an oxidizing agent passage having an inlet and an outlet and extending through a cathode and a reducing agent passage having an inlet and an outlet and extending through an anode. The method comprises preserving the polymer electrolyte fuel cell stack in an uninstalled state under a condition in which an oxygen concentration within the oxidizing agent passage and within the reducing agent passage is lower than an oxygen concentration in atmospheric air.
摘要翻译：保存本发明的PEFC堆叠的方法是保存PEFC堆叠的方法，该PEFC堆叠设置有具有入口和出口并延伸穿过阴极的氧化剂通道和具有入口和出口的还原剂通道，延伸穿过阳极。该方法包括在氧化剂通道内和氧还原剂通道内的氧浓度低于大气中的氧浓度的条件下将处于卸载状态的聚合物电解质燃料电池堆保存。

8. 发明申请

US20080090126A1 Preservation Method Of Polymer Electrolyte Membrane Electrode Assembly Technical Field 审中-公开
标题翻译：聚合物电解质膜电极组装技术领域的保存方法
公开(公告)号：US20080090126A1
公开(公告)日：2008-04-17
申请号：US11664532
申请日：2005-09-16
申请人： Shigeyuki Unoki , Eiichi Yasumoto , Shinsuke Takeguchi , Yoichiro Tsuji
发明人： Shigeyuki Unoki , Eiichi Yasumoto , Shinsuke Takeguchi , Yoichiro Tsuji
IPC分类号： H01M8/10
CPC分类号： H01M8/1004 , H01M8/0293 , H01M8/04223 , H01M8/04291 , H01M8/043 , Y02P70/56
摘要： A preservation method of a polymer electrolyte membrane electrode assembly (MEA) which is capable of controlling its degradation that may be thereafter caused by the preservation is provided. A method of preserving a polymer electrolyte membrane electrode assembly including a polymer electrolyte membrane, a pair of catalyst layers disposed on both surfaces of the polymer electrolyte membrane, and a pair of gas diffusion electrodes disposed on outer surfaces of the pair of the catalyst layers, the method comprising the steps of causing the polymer electrolyte membrane electrode assembly to perform a power generation process just after the polymer electrolyte membrane electrode assembly is manufactured or within a time period in which degradation of the polymer electrolyte membrane electrode assembly due to influence of a solvent or impurities does not occur (step S1); and thereafter preserving the polymer electrolyte membrane electrode assembly (step S2).
摘要翻译：提供了能够控制其后可能由保存引起的劣化的聚合物电解质膜电极组件（MEA）的保存方法。一种保存聚合物电解质膜电极组合物的方法，包括聚合物电解质膜，设置在聚合物电解质膜的两个表面上的一对催化剂层和设置在该对催化剂层的外表面上的一对气体扩散电极，该方法包括以下步骤：使聚合物电解质膜电极组件刚刚制成聚合物电解质膜电极组件之后进行发电工艺，或者在由于溶剂的影响导致聚合物电解质膜电极组件劣化的时间段内或不发生杂质（步骤S1）; 然后保存高分子电解质膜电极组件（步骤S2）。

9. 发明申请

US20120214080A1 METHOD OF PRESERVING POLYMER ELECTROLYTE FUEL CELL STACK AND PRESERVATION ASSEMBLY OF POLYMER ELECTROLYTE FUEL CELL STACK 有权
标题翻译：聚合物电解质燃料电池堆的保存方法和聚合物电解质燃料电池堆的保存装置
公开(公告)号：US20120214080A1
公开(公告)日：2012-08-23
申请号：US13361496
申请日：2012-01-30
申请人： Shinichi Arisaka , Yoichiro Tsuji , Eiichi Yasumoto , Kazuhito Hatoh , Shinsuke Takeguchi
发明人： Shinichi Arisaka , Yoichiro Tsuji , Eiichi Yasumoto , Kazuhito Hatoh , Shinsuke Takeguchi
IPC分类号： H01M8/24 , H01M8/04
CPC分类号： H01M8/043 , B60L11/1892 , B60L11/1898 , H01M8/0267 , H01M8/04223 , H01M8/1007 , H01M8/242 , H01M8/2457 , H01M8/2483 , Y02T90/34
摘要： A preservation assembly of a PEFC stack which is capable of sufficiently inhibiting degradation of performance of the PEFC stack particularly during a time period that elapses from when the stack is placed in the uninstalled state until it is placed in the installation position and is practically used. The PEFC stack is provided with an oxidizing agent passage having an inlet and an outlet and extending through a cathode and a reducing agent passage having an inlet and an outlet and extending through an anode. The PEFC stack is preserved in an uninstalled state in such a manner that an interior of the oxidizing agent passage and an interior of the reducing agent passage are set in a pressure-reduced state.
摘要翻译： PEFC堆叠的保存组件，其能够充分地抑制PEFC堆叠的性能的劣化，特别是在堆叠处于卸载状态直到其被放置在安装位置并被实际使用的时间段内。 PEFC堆叠设置有具有入口和出口并延伸穿过阴极和具有入口和出口并延伸穿过阳极的还原剂通道的氧化剂通道。将PEFC堆叠保持在卸载状态，使得氧化剂通道的内部和还原剂通道的内部被设定为减压状态。

10. 发明申请

US20110207009A1 METHOD OF PRESERVING POLYMER ELECTROLYTE FUEL CELL STACK AND PRESERVATION ASSEMBLY OF POLYMER ELECTROLYTE FUEL CELL STACK 有权
标题翻译：聚合物电解质燃料电池堆的保存方法和聚合物电解质燃料电池堆的保存装置
公开(公告)号：US20110207009A1
公开(公告)日：2011-08-25
申请号：US13099863
申请日：2011-05-03
申请人： Shinichi Arisaka , Yoichiro Tsuji , Eiichi Yasumoto , Kazuhito Hatoh , Shinsuke Takeguchi
发明人： Shinichi Arisaka , Yoichiro Tsuji , Eiichi Yasumoto , Kazuhito Hatoh , Shinsuke Takeguchi
IPC分类号： H01M8/04
CPC分类号： H01M8/043 , B60L11/1892 , B60L11/1898 , H01M8/0267 , H01M8/04223 , H01M8/1007 , H01M8/242 , H01M8/2457 , H01M8/2483 , Y02T90/34
摘要： Provided is a method of preserving a PEFC stack, which is capable of controlling degradation of performance of the PEFC stack during a time period that elapses from when the stack is placed in an uninstalled state until it is placed in an installation position and is practically used. Provided is a preservation assembly of the PEFC stack which is capable of sufficiently inhibiting degradation of performance of the PEFC stack particularly during a time period that elapses from when the stack is placed in the uninstalled state until it is placed in the installation position and is practically used. A method of preserving a PEFC stack that is provided with an oxidizing agent passage (30) having an inlet and an outlet and extending through a cathode and a reducing agent passage (40) having an inlet and an outlet and extending through an anode, comprising preserving the PEFC (200) stack in an uninstalled state in such a manner that an interior of the oxidizing agent passage (30) and an interior of the reducing agent passage (40) are set in a pressure-reduced state.
摘要翻译：提供了一种保存PEFC堆栈的方法，其能够在从堆叠处于卸载状态直到其被放置在安装位置并且被实际使用的时间段内经过的时间段内控制PEFC堆栈的性能劣化。提供了一种PEFC堆叠的保存组件，其能够充分地抑制PEFC堆叠的性能劣化，特别是在堆叠处于卸载状态直到其被放置在安装位置之后经过的时间段内，并且实际上用过的。一种保存PEFC堆叠的方法，其具有具有入口和出口并延伸穿过阴极的氧化剂通道（30）和具有入口和出口并延伸穿过阳极的还原剂通道（40），其包括以使得氧化剂通道（30）的内部和还原剂通道（40）的内部处于减压状态的方式将PEFC（200）堆叠保持在卸载状态。

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