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11. 发明申请

US20050064252A1 Method for operating polymer electrolyte fuel cell 审中-公开
标题翻译：操作聚合物电解质燃料电池的方法
公开(公告)号：US20050064252A1
公开(公告)日：2005-03-24
申请号：US10825217
申请日：2004-04-16
申请人： Hiroki Kusakabe , Kazuhito Hatoh , Hideo Ohara , Shinsuke Takeguchi , Soichi Shibata , Shinichi Arisaka , Yasuo Takebe
发明人： Hiroki Kusakabe , Kazuhito Hatoh , Hideo Ohara , Shinsuke Takeguchi , Soichi Shibata , Shinichi Arisaka , Yasuo Takebe
IPC分类号： H01M8/00 , H01M8/02 , H01M8/04 , H01M8/10 , H01M10/42
CPC分类号： H01M8/04089 , H01M8/04552 , H01M8/04671 , H01M8/1007
摘要： A method for easily, quickly and accurately detecting a cross leak or a micro short-circuit in a unit cell or group of cells of a fuel cell stack is provided by determining an electric output of the unit cell or group of cells after stoppage of fuel and/or oxidant and preferably during the introduction of a non-fuel and non-oxidant gas to the cell.
摘要翻译：通过在停止燃料之后确定单元电池或电池组的电输出来提供用于容易，快速和准确地检测燃料电池堆的单体电池或电池组中的交叉泄漏或微短路的方法和/或氧化剂，优选在将非燃料和非氧化剂气体引入电池期间。

12. 发明申请

US20050026009A1 Polymer electrolyte fuel cell 审中-公开
标题翻译：聚合物电解质燃料电池
公开(公告)号：US20050026009A1
公开(公告)日：2005-02-03
申请号：US10873652
申请日：2004-06-23
申请人： Hiroki Kusakabe , Kazuhito Hatoh , Hideo Ohara , Shinsuke Takeguchi , Soichi Shibata , Takeshi Tomizawa , Toshihiro Matsumoto , Eiichi Yasumoto
发明人： Hiroki Kusakabe , Kazuhito Hatoh , Hideo Ohara , Shinsuke Takeguchi , Soichi Shibata , Takeshi Tomizawa , Toshihiro Matsumoto , Eiichi Yasumoto
IPC分类号： H01M8/10 , H01M2/00 , H01M2/02 , H01M2/14 , H01M8/00 , H01M8/02 , H01M8/04 , H01M8/18 , H01M8/24
CPC分类号： H01M8/04029 , H01M8/0263 , H01M8/0267 , H01M8/04074 , H01M8/04089 , H01M8/241 , H01M8/2457 , H01M8/2483 , H01M8/2484
摘要： The polymer electrolyte fuel cell of the present invention is equipped with a cell having an MEA having a hydrogen ion-conducting polymer electrolyte membrane and an anode and a cathode sandwiching the polymer electrolyte membrane; a platelike anode-side separator positioned on one side of the MEA so that the front surface thereof contacts the anode, with fuel gas passages through which fuel gas flows being formed in the front surface; and a platelike cathode-side separator positioned on the other side of the MEA so that the front surface thereof contacts the cathode, with oxidizing gas passages through which oxidizing gas flows being formed in the front surface; a cell stack in which a plurality of said cells is stacked; and a cooling water flow passage, through which cooling water flows, formed on at least the rear surface of one from among the anode-side separator and the cathode-side separator of at least a prescribed cell in said cell stack; where said fuel gas, oxidizing gas, and cooling water flow through said fuel gas passage, oxidizing gas passage, and cooling water passage, respectively, in a manner not running counter to gravity.
摘要翻译：本发明的高分子电解质型燃料电池装备有具有氢离子传导性高分子电解质膜的MEA的电池和夹着聚合物电解质膜的阳极和阴极，位于MEA的一侧上的板状阳极侧隔板，使得其前表面接触阳极，燃料气体在其前表面形成的燃料气体通道; 位于MEA的另一侧的板状阴极侧隔板，其前表面与阴极接触，在前表面形成有氧化气体流过的氧化气体通道; 堆叠多个所述单元的单元堆叠; 以及在所述电池组中的至少规定电池的阳极侧隔板和阴极侧隔板的至少后表面上形成冷却水流过的冷却水流路，其中所述燃料气体，氧化气体和冷却水分别以不重力的方式流过所述燃料气体通道，氧化气体通道和冷却水通道。

13. 发明申请

US20060127724A1 Polymer electrolyte fuel cell 有权
公开(公告)号：US20060127724A1
公开(公告)日：2006-06-15
申请号：US11344095
申请日：2006-02-01
申请人： Hiroki Kusakabe , Kazuhito Hatoh , Hideo Ohara , Shinsuke Takeguchi , Soichi Shibata , Takeshi Tomizawa , Toshihiro Matsumoto , Eiichi Yasumoto
发明人： Hiroki Kusakabe , Kazuhito Hatoh , Hideo Ohara , Shinsuke Takeguchi , Soichi Shibata , Takeshi Tomizawa , Toshihiro Matsumoto , Eiichi Yasumoto
IPC分类号： H01M8/10 , H01M8/04 , H01M8/02
CPC分类号： H01M8/04029 , H01M8/0263 , H01M8/0267 , H01M8/04074 , H01M8/04089 , H01M8/241 , H01M8/2457 , H01M8/2483 , H01M8/2484
摘要： The polymer electrolyte fuel cell of the present invention is equipped with a cell having an MEA having a hydrogen ion-conducting polymer electrolyte membrane and an anode and a cathode sandwiching the polymer electrolyte membrane; a platelike anode-side separator positioned on one side of the MEA so that the front surface thereof contacts the anode, with fuel gas passages through which fuel gas flows being formed in the front surface; and a platelike cathode-side separator positioned on the other side of the MEA so that the front surface thereof contacts the cathode, with oxidizing gas passages through which oxidizing gas flows being formed in the front surface; a cell stack in which a plurality of said cells is stacked; and a cooling water flow passage, through which cooling water flows, formed on at least the rear surface of one from among the anode-side separator and the cathode-side separator of at least a prescribed cell in said cell stack; where said fuel gas, oxidizing gas, and cooling water flow through said fuel gas passage, oxidizing gas passage, and cooling water passage, respectively, in a manner not running counter to gravity.

14. 发明申请

US20070196711A1 Polymer Electrolyte Fuel Cell 审中-公开
标题翻译：聚合物电解质燃料电池
公开(公告)号：US20070196711A1
公开(公告)日：2007-08-23
申请号：US10593101
申请日：2005-03-15
申请人： Shinsuke Takeguchi , Teruhisa Kanbara , Kazuhito Hatoh
发明人： Shinsuke Takeguchi , Teruhisa Kanbara , Kazuhito Hatoh
IPC分类号： H01M8/10 , H01M8/02 , H01M4/94
CPC分类号： H01M8/04156 , H01M8/1007
摘要： There is provided a polymer electrolyte fuel cell capable of: sufficiently suppressing the progress of drying of the polymer electrolyte in the catalyst layers and of the polymer electrolyte membrane, and in addition, the occurrence of flooding, even if the moistened conditions of the fuel gas or the oxidant gas fed to the fuel cell change; suppressing the degradation of the anode, cathode and polymer electrolyte membrane; and thus reducing the deterioration of the cell performance readily and reliably. The polymer electrolyte fuel cell includes: a polymer electrolyte membrane; an anode and a cathode which are arranged in such a manner as to hold the polymer electrolyte membrane between them; and a pair of separators having a first gas flow path for feeding fuel gas to the anode and discharging fuel gas from the anode and a second gas flow path for feeding oxidant gas to the cathode and discharging oxidant gas from the cathode, where a notched portion is made on each of the anode and the cathode in such a position so as to allow the two notched portions to face each other, the polymer electrolyte membrane is held by the pair of separators in that position, and the polymer electrolyte membrane is supported by reinforcing members having gas permeability in the notches.
摘要翻译：提供一种能够充分抑制催化剂层和高分子电解质膜中的高分子电解质的干燥进行的高分子电解质型燃料电池，此外，即使燃料气体的润湿条件或者供给到燃料电池的氧化剂气体发生变化; 抑制阳极，阴极和聚合物电解质膜的劣化; 从而容易且可靠地降低电池性能的劣化。聚合物电解质燃料电池包括：聚合物电解质膜; 阳极和阴极，以将聚合物电解质膜保持在它们之间的方式排列; 以及一对分离器，具有用于将燃料气体输送到阳极并从阳极排出燃料气体的第一气体流路和用于将氧化剂气体输送到阴极并从氧化剂气体排出阴极的第二气体流路，其中切口部分在阳极和阴极的每一个上形成为使得两个切口部分彼此面对的位置，高分子电解质膜被该对隔板保持在该位置，聚合物电解质膜由在凹口中具有气体渗透性的加强构件。

15. 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。

16. 发明申请

US20060014074A1 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：US20060014074A1
公开(公告)日：2006-01-19
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： H01M8/00 , H01M2/08 , H01M8/10
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。

17. 发明授权

US07144645B2 Operation method for polymer electrolyte fuel cell 失效
标题翻译：聚合物电解质燃料电池的操作方法
公开(公告)号：US07144645B2
公开(公告)日：2006-12-05
申请号：US10875056
申请日：2004-06-23
申请人： Kazuhito Hatoh , Osamu Sakai , Hideo Ohara , Junji Niikura , Hisaaki Gyoten , Toshihiro Matsumoto , Teruhisa Kanbara
发明人： Kazuhito Hatoh , Osamu Sakai , Hideo Ohara , Junji Niikura , Hisaaki Gyoten , Toshihiro Matsumoto , Teruhisa Kanbara
IPC分类号： H01M8/00
CPC分类号： H01M8/04119 , H01M8/04007 , H01M8/04029 , H01M8/04089 , H01M8/04328 , H01M8/04335 , H01M8/04365 , H01M8/04388 , H01M8/04395 , H01M8/045 , H01M8/04507 , H01M8/04589 , H01M8/04708 , H01M8/04716 , H01M8/04723 , H01M8/04753 , H01M8/04768 , H01M8/04835 , H01M8/04843 , H01M8/0491 , H01M8/04992 , H01M8/1007 , H01M2300/0082
摘要： An operation method is provided for a polymer electrolyte fuel cell in an optimum operating condition by regulating the cell by a function represented by a gas flow rate and the difference between a saturated steam pressure and an actual steam pressure, by regulating an in-plane temperature distribution obtained by a cooling water flow direction and by the regulation of a cooling water inlet temperature and a cooling water flow amount; a gas supply amount; a supplied moisture amount; and a current density.
摘要翻译：通过调节由气体流量和饱和蒸汽压力与实际蒸汽压力之间的差异来表征的功能，通过调节面内温度来提供在最佳操作条件下的聚合物电解质燃料电池的操作方法通过冷却水流动方向和通过调节冷却水入口温度和冷却水流量获得的分布; 供气量; 供应的水分量; 和电流密度。

18. 发明授权

US06884536B1 Polymer electrolyte fuel cell 失效
标题翻译：聚合物电解质燃料电池
公开(公告)号：US06884536B1
公开(公告)日：2005-04-26
申请号：US10129314
申请日：2000-11-08
申请人： Kazuhito Hatoh , Junji Niikura , Hideo Ohara , Teruhisa Kanbara
发明人： Kazuhito Hatoh , Junji Niikura , Hideo Ohara , Teruhisa Kanbara
IPC分类号： H01M8/02 , H01M8/04 , H01M8/10 , H01M8/24
CPC分类号： H01M8/0258 , H01M8/0247 , H01M8/026 , H01M8/0263 , H01M8/0267 , H01M8/04119 , H01M8/04156 , H01M8/1007 , H01M8/241
摘要： A polymer electrolyte fuel cell comprising a hydrogen-ion conductive polymer electrolyte membrane, an anode and a cathode sandwiching the hydrogen-ion conductive polymer electrolyte membrane, an anode-side conductive separator plate having gas flow channels for supplying a fuel gas to the anode, and a cathode-side conductive separator plate having gas flow channels for supplying an oxidant gas to the cathode, wherein the anode-side and cathode-side conductive separator plates have a substantially rectangular part in contact with the anode or cathode in which the length of a longer side is equal to or more than twice the length of a shorter side, and the oxidant gas flow channels have a linear part formed along the longer side of the rectangular part.
摘要翻译：一种聚合物电解质燃料电池，包括氢离子导电聚合物电解质膜，负极和阴极夹着氢离子导电聚合物电解质膜，阳极侧导电隔板，具有用于向阳极供应燃料气体的气体流路，以及具有用于向阴极供给氧化剂气体的气体流动通道的阴极侧导电隔板，其中阳极侧和阴极侧导电隔板具有与阳极或阴极接触的大致矩形部分，长边等于或大于短边长度的两倍，并且氧化剂气体流动通道具有沿矩形部分的长边形成的直线部分。

19. 发明申请

US20050003260A1 Polymer electrolyte fuel cell stack 审中-公开
公开(公告)号：US20050003260A1
公开(公告)日：2005-01-06
申请号：US10910044
申请日：2004-08-03
申请人： Kazuhito Hatoh , Eiichi Yasumoto , Kazufumi Nishida , Hisaaki Gyoten , Teruhisa Kanbara , Hideo Ohara , Makoto Uchida , Yasushi Sugawara , Toshihiro Matsumoto
发明人： Kazuhito Hatoh , Eiichi Yasumoto , Kazufumi Nishida , Hisaaki Gyoten , Teruhisa Kanbara , Hideo Ohara , Makoto Uchida , Yasushi Sugawara , Toshihiro Matsumoto
IPC分类号： C08L23/22 , H01M2/08 , H01M8/02 , H01M8/04 , H01M8/24 , H01M8/10
CPC分类号： H01M8/02 , C08L23/22 , H01M8/0213 , H01M8/0221 , H01M8/0226 , H01M8/0228 , H01M8/0263 , H01M8/0267 , H01M8/0271 , H01M8/04029 , H01M8/04074 , H01M8/04119 , H01M8/241 , H01M8/2483 , H01M2300/0082 , Y02P70/56
摘要： A polymer electrolyte fuel cell stack that includes a cell laminate having a plurality of unit cells, which are laid one upon another and each of which includes a polymer electrolyte membrane, a pair of electrodes arranged across the polymer electrolyte membrane and having respective catalytic reaction layers, a separator having means for feeding a supply of fuel gas containing hydrogen gas to one of the electrodes, another separator having means for feeding a supply of oxidant gas to the other of the electrodes, and a manifold for feeding the supply of fuel gas or the supply of oxidant gas to the respective electrode and disposed on a side face of each unit cell. In the polymer electrolyte fuel cell stack, a sealing portion is disposed at least in the vicinity of each electrode. The polymer electrolyte fuel cell stack has excellent durability and productivity. Gasket sealing portions, a sealing portion for cooling water, and sealing portions for water and gas in an internal humidifying unit are composed of a polymer compound that has polyisobutylene as the backbone structure. This arrangement ensures high reliability.

20. 发明授权

US06660419B1 Solid polymer electrolyte fuel cell 失效
标题翻译：固体聚合物电解质燃料电池
公开(公告)号：US06660419B1
公开(公告)日：2003-12-09
申请号：US09719832
申请日：2000-12-18
申请人： Kazufumi Nishida , Eiichi Yasumoto , Hisaaki Gyoten , Kazuhito Hatoh , Makoto Uchida , Hideo Ohara , Yasushi Sugawara , Teruhisa Kanbara , Toshihiro Matsumoto , Junji Niikura
发明人： Kazufumi Nishida , Eiichi Yasumoto , Hisaaki Gyoten , Kazuhito Hatoh , Makoto Uchida , Hideo Ohara , Yasushi Sugawara , Teruhisa Kanbara , Toshihiro Matsumoto , Junji Niikura
IPC分类号： H01M800
CPC分类号： H01M8/1004 , H01M8/0206 , H01M8/0213 , H01M8/0215 , H01M8/0221 , H01M8/0223 , H01M8/0228 , H01M8/0234 , H01M8/0254 , H01M8/04074 , H01M2300/0082
摘要： Disclosed is a polymer electrolyte fuel cell having an improved separator plate. The fuel cell comprises a solid polymer electrolyte membrane; an anode and a cathode sandwiching the solid polymer electrolyte membrane therebetween; an anode-side conductive separator plate having a gas flow path for supplying a fuel gas to the anode; and a cathode-side conductive separator plate having a gas flow path for supplying an oxidant gas to the cathode, wherein each of the anode-side and cathode-side conductive separator plates is composed of a metal and a conductive coat which has resistance to oxidation and covers a surface of the metal. Alternatively, the above-mentioned separator plates are formed of a metal and a coat having resistance to oxidation and have roughened surfaces with recessions and protrusions, and portions of a top surface of the protruding portions, which lack the coat, are electrically connected to an electrode.
摘要翻译：公开了具有改进的隔板的聚合物电解质燃料电池。燃料电池包括固体聚合物电解质膜; 将固体聚合物电解质膜夹在其间的阳极和阴极; 阳极侧导电隔板，其具有用于向阳极供给燃料气体的气体流路; 以及具有用于向阴极供给氧化剂气体的气体流路的阴极侧导电性隔板，其特征在于，所述阳极侧和所述阴极侧导电性隔板中的每一个由金属和具有耐氧化性的导电性涂层构成并覆盖金属的表面。或者，上述隔板由金属和具有抗氧化性的涂层形成，并且具有凹凸和突起的粗糙表面，并且缺少涂层的突出部分的顶表面的部分电连接到电极。

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