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71. 发明授权

US08597851B2 Polymer electrolyte fuel cell, fuel cell stack including the same, fuel cell system, and method for operating fuel cell system 有权
标题翻译：聚合物电解质燃料电池，包括其的燃料电池堆，燃料电池系统和操作燃料电池系统的方法
公开(公告)号：US08597851B2
公开(公告)日：2013-12-03
申请号：US13147114
申请日：2010-11-26
申请人： Takeou Okanishi , Naotsugu Koashi , Miho Gemba , Yoichiro Tsuji
发明人： Takeou Okanishi , Naotsugu Koashi , Miho Gemba , Yoichiro Tsuji
IPC分类号： H01M8/02 , H01M8/04 , H01M8/10
CPC分类号： H01M8/04126 , H01M8/0258 , H01M8/026 , H01M8/0263 , H01M8/0265 , H01M8/0267 , H01M8/04029 , H01M8/2475 , H01M2008/1095
摘要： A polymer electrolyte fuel cell of the present invention includes: a membrane-electrode assembly having a polymer electrolyte membrane and a pair of electrodes; a first separator having one main surface on which a first reactant gas channel is formed so as to bend; and a second separator having one main surface on which a second reactant gas channel is formed so as to bend. The first reactant gas channel is formed such that a first particular portion of the first reactant gas channel is smaller in width than each of a portion located upstream of the first particular portion and a portion located downstream of the first particular portion, the first particular portion being within a region of the electrode and including a portion where the first reactant gas channel extending from an upstream end thereof first separates from the second reactant gas channel.
摘要翻译：本发明的聚合物电解质燃料电池包括：具有聚合物电解质膜和一对电极的膜 - 电极组件; 第一分离器，其具有一个主表面，其上形成有第一反应气体通道以弯曲; 以及具有一个主表面的第二分隔件，其上形成有第二反应气体通道以弯曲。第一反应物气体通道形成为使得第一反应气体通道的第一特定部分的宽度小于位于第一特定部分上游的部分和位于第一特定部分下游的部分，第一特定部分在电极的区域内并且包括从其上游端延伸的第一反应气体通道首先从第二反应气体通道分离的部分。

72. 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。

73. 发明申请

US20130164640A1 OPERATION METHOD OF POLYMER ELECTROLYTE FUEL CELL SYSTEM AND POLYMER ELECTROLYTE FUEL CELL SYSTEM 有权
标题翻译：聚合物电解质燃料电池系统和聚合物电解质燃料电池系统的运行方法
公开(公告)号：US20130164640A1
公开(公告)日：2013-06-27
申请号：US13818286
申请日：2011-10-24
申请人： Hideo Kasahara , Hiroshi Ishikawa , Takeou Okanishi , Yoichiro Tsuji
发明人： Hideo Kasahara , Hiroshi Ishikawa , Takeou Okanishi , Yoichiro Tsuji
IPC分类号： H01M8/04
CPC分类号： H01M8/04835 , H01M8/04126 , H01M8/04223 , H01M8/04238 , H01M8/04664 , H01M8/04671 , H01M2008/1095 , Y02E60/50
摘要： An operation method of a polymer electrolyte fuel cell system including an anode (3) supplied with a fuel gas containing hydrogen, a cathode (4) supplied with an oxidizing gas containing oxygen, and a polymer electrolyte membrane (5) sandwiched between the anode (3) and the cathode (4), comprises supplying to the anode (3) the fuel gas humidified with a higher level than the oxidizing gas to cause the anode (3) to have a humidified state with a higher level than the cathode (4), in start-up of the polymer electrolyte fuel cell system.
摘要翻译：一种固体高分子型燃料电池系统的动作方法，其特征在于，包括供给含有氢的燃料气体的阳极（3），供给含有氧的氧化气体的阴极（4）和夹在所述阳极之间的高分子电解质膜（5） 3）和阴极（4）包括向阳极（3）供给比氧化气体更高水平加湿的燃料气体，以使阳极（3）具有比阴极（4）更高的加湿状态），在聚合物电解质燃料电池系统的启动中。

74. 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。

75. 发明申请

US20110281191A1 POLYMER ELECTROLYTE FUEL CELL, FUEL CELL STACK INCLUDING THE SAME, FUEL CELL SYSTEM, AND METHOD FOR OPERATING FUEL CELL SYSTEM 有权
标题翻译：聚合物电解质燃料电池，包括其的燃料电池堆，燃料电池系统和操作燃料电池系统的方法
公开(公告)号：US20110281191A1
公开(公告)日：2011-11-17
申请号：US13147114
申请日：2010-11-26
申请人： Takeou Okanishi , Naotsugu Koashi , Miho Gemba , Yoichiro Tsuji
发明人： Takeou Okanishi , Naotsugu Koashi , Miho Gemba , Yoichiro Tsuji
IPC分类号： H01M8/04 , H01M8/10 , H01M8/24
CPC分类号： H01M8/04126 , H01M8/0258 , H01M8/026 , H01M8/0263 , H01M8/0265 , H01M8/0267 , H01M8/04029 , H01M8/2475 , H01M2008/1095
摘要： A polymer electrolyte fuel cell of the present invention includes: a membrane-electrode assembly (5) having a polymer electrolyte membrane (1) and a pair of electrodes (4A and 4B); a first separator (6A) having one main surface on which a groove-like first reactant gas channel (8) is formed so as to bend; and a second separator (6B) having one main surface on which a groove-like second reactant gas channel (9) is formed so as to bend. When viewed in a thickness direction of the first separator (6A), the first reactant gas channel (8) is formed such that a first particular portion (51) of the first reactant gas channel (8) is smaller in width than each of a portion located upstream of the first particular portion(51) and a portion located downstream of the first particular portion(51), the first particular portion (51) being within a region of the electrode (4A) and including a portion where the first reactant gas channel (8) extending from an upstream end thereof first separates from the second reactant gas channel (9).
摘要翻译：本发明的聚合物电解质燃料电池包括：具有聚合物电解质膜（1）和一对电极（4A和4B）的膜 - 电极组件（5）; 具有一个主表面的第一分隔器（6A），其上形成有凹槽状的第一反应气体通道（8）以弯曲; 和具有一个主表面的第二分离器（6B），其上形成有凹槽状的第二反应气体通道（9）以弯曲。当从第一分离器（6A）的厚度方向观察时，第一反应气体通道（8）形成为使得第一反应气体通道（8）的第一特定部分（51）的宽度小于位于第一特定部分（51）的上游的部分和位于第一特定部分（51）下游的部分，第一特定部分（51）在电极（4A）的区域内，并且包括第一反应物从其上游端延伸的气体通道（8）首先与第二反应气体通道（9）分离。

76. 发明授权

US08039154B2 Fuel cell system, method of starting fuel cell system 有权
标题翻译：燃料电池系统，燃料电池系统启动方法
公开(公告)号：US08039154B2
公开(公告)日：2011-10-18
申请号：US10561386
申请日：2004-08-24
申请人： Junji Morita , Makoto Uchida , Yasushi Sugawara , Takayuki Urata , Shinya Kosako , Takahiro Umeda , Soichi Shibata , Yoichiro Tsuji , Masataka Ozeki , Akinari Nakamura , Yoshikazu Tanaka
发明人： Junji Morita , Makoto Uchida , Yasushi Sugawara , Takayuki Urata , Shinya Kosako , Takahiro Umeda , Soichi Shibata , Yoichiro Tsuji , Masataka Ozeki , Akinari Nakamura , Yoshikazu Tanaka
IPC分类号： H01M8/04
CPC分类号： H01M8/0606 , H01M8/04231 , H01M8/04365 , H01M8/04388 , H01M8/04395 , H01M8/04425 , H01M8/04559 , H01M8/04649 , H01M8/04746 , H01M8/04776 , H01M8/04955 , H01M2008/1095
摘要： Problems of acceleration of drying of electrolyte membrane and local reaction, etc. can be properly coped with to attain the stabilization of performance of fuel cell.There are provided a fuel cell 121 which generates electric power from a fuel gas and an oxidizing agent gas, a fuel gas feed pipe 161 and a first switch valve 129 as fuel gas supplying unit which supplies the said fuel gas into the said fuel cell on the anode side thereof, an oxidizing gas supplying pipe 162 and a second cut-off valve 131 as oxidizing agent gas supplying unit which supplies the said oxidizing agent into the said fuel cell on the cathode side thereof, a raw material gas supplying pipe 151 and a third switch valve 143 as raw material gas supplying unit which supplies raw material of the said fuel gas into the fuel cell and a control portion 127 which controls the supply of the said fuel gas, the supply of the said oxidizing agent and the supply of the said raw material and the control portion 127 controls during the starting of electricity generation of the fuel cell 121 such that the said raw material gas supplying unit purges the fuel cell 121 at least on the cathode side thereof with the said raw material gas before the oxidizing agent gas supplying unit and the fuel gas supplying unit supply the fuel gas and the said oxidizing agent gas into the fuel cell 121, respectively.
摘要翻译：可以适当应对电解质膜干燥加速和局部反应等问题，以达到燃料电池性能的稳定。设置有从燃料气体和氧化剂气体产生电力的燃料电池121，作为燃料气体供给单元的燃料气体供给管161和第一切换阀129，将燃料气体供给到所述燃料电池中其阳极侧，氧化剂气体供给管162和作为氧化剂气体供给单元的第二截止阀131，其将所述氧化剂供给到阴极侧的所述燃料电池中，原料气体供给管151和作为将燃料气体的原料供给燃料电池的原料气体供给部的第三切换阀143以及控制部127，控制部127控制所述燃料气体的供给，所述氧化剂的供给和供给所述原料和控制部127在燃料电池121的发电开始期间进行控制，使得所述原料气体供给单元至少在阴极上清除燃料电池121 在氧化剂气体供给单元和燃料气体供给单元之间分别将燃料气体和所述氧化剂气体供应到燃料电池121中的同时与所述原料气体一起。

77. 发明申请

US20110207025A1 GAS DIFFUSION LAYER FOR FUEL CELL, MANUFACTURING METHOD THEREFOR, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL 有权
标题翻译：用于燃料电池的气体扩散层，其制造方法，膜电极组件和燃料电池
公开(公告)号：US20110207025A1
公开(公告)日：2011-08-25
申请号：US13125834
申请日：2009-10-29
申请人： Masaki Yamauchi , Yoichiro Tsuji
发明人： Masaki Yamauchi , Yoichiro Tsuji
IPC分类号： H01M8/04 , H01M8/00 , B28B3/12
CPC分类号： H01M8/1002 , H01M8/0234 , H01M8/0239 , H01M8/0243 , H01M8/1007 , H01M2008/1095 , Y02E60/521 , Y02P70/56
摘要： A gas diffusion layer for fuel cell of the present invention is structured with a porous member mainly comprised of conductive particles such as acetylene black, graphite and a polymer resin such as PTFE. This makes it possible to achieve both an improvement in power generation performance of the fuel cell and a reduction in costs.
摘要翻译：本发明的燃料电池用气体扩散层由主要由乙炔黑，石墨，PTFE等聚合物树脂等导电粒子构成的多孔部件构成。这使得可以实现燃料电池的发电性能的提高和成本的降低。

78. 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。

79. 发明授权

US07943261B2 Method of operating fuel cell system and fuel cell system 失效
标题翻译：运行燃料电池系统和燃料电池系统的方法
公开(公告)号：US07943261B2
公开(公告)日：2011-05-17
申请号：US10696505
申请日：2003-10-30
申请人： Yasuo Takebe , Kazuhito Hatoh , Hiroki Kusakabe , Teruhisa Kanbara , Makoto Uchida , Shinya Kosako , Yoichiro Tsuji , Yasushi Sugawara
发明人： Yasuo Takebe , Kazuhito Hatoh , Hiroki Kusakabe , Teruhisa Kanbara , Makoto Uchida , Shinya Kosako , Yoichiro Tsuji , Yasushi Sugawara
IPC分类号： H01M8/04
CPC分类号： H01M8/0488 , H01M8/0271 , H01M8/04082 , H01M8/04223 , H01M8/04231 , H01M8/04302 , H01M8/04303 , H01M8/04365 , H01M8/04559 , H01M8/04753 , H01M8/0494 , H01M2008/1095
摘要： A method of operating a fuel cell capable of suppressing degradation of a fuel cell caused by starting and stopping of the fuel cell, including carrying out a restoring operation by decreasing a voltage of the cathode following termination of the fuel cell.
摘要翻译：一种操作燃料电池的方法，该燃料电池能够抑制燃料电池的启动和停止引起的燃料电池的劣化，包括通过在燃料电池终止之后降低阴极的电压来进行恢复操作。

80. 发明授权

US07883817B2 Method for producing gas diffusion electrode and method for producing polymer electrolyte fuel cell, and gas diffusion electrode and polymer electrolyte fuel cell 有权
标题翻译：气体扩散电极的制造方法以及固体高分子型燃料电池的制造方法以及气体扩散电极和聚合物电解质型燃料电池
公开(公告)号：US07883817B2
公开(公告)日：2011-02-08
申请号：US11579344
申请日：2005-07-05
申请人： Yoshihiro Hori , Mikiko Yoshimura , Yoichiro Tsuji , Takeshi Yonamine , Masaki Yamauchi
发明人： Yoshihiro Hori , Mikiko Yoshimura , Yoichiro Tsuji , Takeshi Yonamine , Masaki Yamauchi
IPC分类号： H01M8/10 , H01M4/88 , H01M4/96 , H01M8/02
CPC分类号： H01M4/8605 , H01M4/8814 , H01M4/8828 , H01M4/8882 , H01M2008/1095 , Y10T29/49108
摘要： The present invention provides a gas diffusion electrode capable of sufficiently preventing not only degradation of MEA during storage but also degradation of initial characteristics and durability during the time period from production to initial use, and a polymer electrolyte fuel cell including the gas diffusion electrode. The gas diffusion electrode includes a catalyst layer in which A1 representing a total mass of organic substance comprising alcohol, a partial oxide of the alcohol, a product of intramolecular dehydrogenation reaction of the alcohol, a product of intermolecular condensation reaction of the alcohol, a product of intermolecular condensation reaction between the alcohol and the partial oxide and a product of intermolecular condensation reaction of the partial oxide, E1 representing a total mass of carbon powder and G1 representing a total mass of cation exchange resin are controlled to satisfy {100×A1/(E1+G1)}≦0.05.
摘要翻译：本发明提供一种气体扩散电极，其能够充分地防止存储期间的MEA的劣化，而且能够在从生产到初始使用的时间段期间的初始特性和耐久性的劣化，以及包括气体扩散电极的固体高分子型燃料电池。气体扩散电极包括：催化剂层，其中Al表示包含醇的有机物质的总质量，醇的部分氧化物，醇的分子内脱氢反应的产物，醇的分子间缩合反应的产物，产物醇和部分氧化物之间的分子间缩合反应和部分氧化物的分子间缩合反应的产物，表示碳粉末的总质量的E1和表示阳离子交换树脂的总质量的G1被控制为满足{100×A1 / （E1 + G1）}＆nlE; 0.05。

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