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1. 发明申请

US20130017458A1 FUEL CELL SYSTEM AND OPERATION METHOD THEREOF 审中-公开
标题翻译：燃料电池系统及其操作方法
公开(公告)号：US20130017458A1
公开(公告)日：2013-01-17
申请号：US13636084
申请日：2011-03-30
申请人： Takahiro Umeda , Hiroki Kusakabe , Eiichi Yasumoto , Shigeyuki Unoki , Yasushi Sugawara , Soichi Shibata , Osamu Sakai
发明人： Takahiro Umeda , Hiroki Kusakabe , Eiichi Yasumoto , Shigeyuki Unoki , Yasushi Sugawara , Soichi Shibata , Osamu Sakai
IPC分类号： H01M8/04 , H01M8/06
CPC分类号： H01M8/04955 , H01M8/04231 , H01M8/04238 , H01M8/04365 , H01M8/04559 , H01M8/04731 , H01M8/04753 , H01M8/04776 , H01M8/04783 , H01M2008/1095
摘要： A controller (15) performs a stop operation of stopping electric power generation by a fuel cell (3); then performs an activity recovery operation of stopping the supply of a fuel gas by a fuel gas supply unit (10) to an anode (2a), causing an anode inert gas supply unit (13) to supply an inert gas to the anode (2a), and causing an oxidizing gas supply unit (11) to supply an oxidizing gas to a cathode (2b); and performs control such that the fuel gas supply unit (10) resumes supplying the fuel gas to the anode (2a) to resume the electric power generation by the fuel cell (3) after the cell voltage of the fuel cell (3) which is detected by a voltage detector (14) has decreased to a first voltage or lower.
摘要翻译：控制器（15）执行由燃料电池（3）停止发电的停止动作; 然后执行停止通过燃料气体供给单元（10）向阳极（2a）供应燃料气体的活动恢复操作，使阳极惰性气体供给单元（13）向阳极（2a）供给惰性气体），并且使氧化气体供给单元（11）向阴极（2b）供给氧化气体; 并且进行控制，使得燃料气体供给单元（10）在燃料电池（3）的电池电压为止的情况下，继续向阳极（2a）供给燃料气体，以恢复燃料电池（3）的发电，由电压检测器（14）检测到的电压已经降低到第一电压或更低。

2. 发明申请

US20110177414A1 FUEL CELL POWER GENERATION SYSTEM 审中-公开
标题翻译：燃料电池发电系统
公开(公告)号：US20110177414A1
公开(公告)日：2011-07-21
申请号：US13061394
申请日：2009-08-28
申请人： Takahiro Umeda , Eiichi Yasumoto , Shigeyuki Unoki , Yasushi Sugawara , Soichi Shibata , Osamu Sakai
发明人： Takahiro Umeda , Eiichi Yasumoto , Shigeyuki Unoki , Yasushi Sugawara , Soichi Shibata , Osamu Sakai
IPC分类号： H01M8/04
CPC分类号： H01M8/0488 , H01M8/04223 , H01M8/04225 , H01M8/04228 , H01M8/04679 , H01M8/04753 , H01M2008/1095
摘要： There is provided a fuel cell power generation system that exhibits superior efficiency of power generation and durability.The fuel cell power generation system includes: a fuel cell 4 including a fuel electrode 2, an oxidant electrode 3, and an electrolyte 1 on which the fuel electrode 2 and the oxidant electrode 3 are formed; an output control unit 11 that controls an output of the fuel cell 4; and a determination unit 12 that determines, based on an integrated amount of impurities contained in an oxidant gas and supplied to the oxidant electrode 3, a time at which the fuel cell 4 is brought into an open circuit state. The output control unit 11 halts power generation of the fuel cell 4 for a predetermined period of time every time determined by the determination unit 12, thereby bringing the fuel cell 4 into the open circuit state.
摘要翻译：提供了具有优异的发电效率和耐久性的燃料电池发电系统。燃料电池发电系统包括：燃料电池4，包括燃料电极2，氧化剂电极3和形成燃料电极2和氧化剂电极3的电解质1; 输出控制单元11，其控制燃料电池4的输出; 以及确定单元12，其基于包含在氧化剂气体中并供应到氧化剂电极3的杂质的积分量，确定燃料电池4处于开路状态的时间。输出控制单元11在由确定单元12确定的时间内停止燃料电池4的发电一段预定时间，从而使燃料电池4进入开路状态。

3. 发明授权

US08728674B2 Fuel cell system with controlled stop process for a shut-down operation 有权
标题翻译：燃料电池系统具有关闭操作的受控停止过程
公开(公告)号：US08728674B2
公开(公告)日：2014-05-20
申请号：US12598880
申请日：2009-03-11
申请人： Junji Morita , Yasushi Sugawara , Takahiro Umeda , Eiichi Yasumoto
发明人： Junji Morita , Yasushi Sugawara , Takahiro Umeda , Eiichi Yasumoto
IPC分类号： H01M8/04
CPC分类号： H01M8/04238 , H01M8/04223 , H01M8/04228 , H01M8/04365 , H01M8/0441 , H01M8/04753 , H01M8/04761 , H01M8/04955 , H01M8/2483 , H01M2008/1095
摘要： A fuel cell system of the present invention includes: a fuel cell (1) having an electrolyte membrane (2), an anode (3) and a cathode (4) sandwiching the electrolyte membrane (2), a cathode gas passage (98) through which an oxidizing gas is supplied to and discharged from the cathode (4), and an anode gas passage (97) through which a fuel gas is supplied to and discharged from the anode (3); a fuel gas channel having an anode gas passage (97) and through which the fuel gas is supplied to and discharged from the anode (3); and an oxidizing gas channel having the cathode gas passage (98) and through which the oxidizing gas is supplied to and discharged from the cathode (4). When the fuel cell system stops generating electric power, the fuel gas channel and the oxidizing gas channel are closed, and a gas is supplied from a downstream side of the cathode gas passage (98) to an oxidizing gas filled space (112) which is practically isolated from outside by closing the oxidizing gas channel and includes the cathode gas passage (98).
摘要翻译：本发明的燃料电池系统包括：具有电解质膜（2），阳极（3）和夹在电解质膜（2）的阴极（4）的燃料电池（1），阴极气体通道（98）向阴极（4）供给氧化气体并将其排出的阳极气体通路（97）通过该阳极气体通路（97）向阳极（3）供给燃料气体并从其排出; 燃料气体通道，其具有阳极气体通道（97），并且通过所述燃料气体通道向阳极（3）供应和排出燃料气体; 和具有阴极气体通道（98）的氧化气体通道，氧化气体通过该氧化气体通道向阴极（4）供给和排出。当燃料电池系统停止发电时，关闭燃料气体通道和氧化气体通道，并且从阴极气体通道（98）的下游侧将气体供给到氧化气体填充空间（112）通过关闭氧化气体通道实际上与外部隔离，并且包括阴极气体通道（98）。

4. 发明授权

US08771892B2 Fuel cell power generation system and operation stop method of the same 有权
标题翻译：燃料电池发电系统和运行停止方法相同
公开(公告)号：US08771892B2
公开(公告)日：2014-07-08
申请号：US13361482
申请日：2012-01-30
申请人： Yasushi Sugawara , Eiichi Yasumoto , Takahiro Umeda
发明人： Yasushi Sugawara , Eiichi Yasumoto , Takahiro Umeda
IPC分类号： H01M8/04
CPC分类号： H01M8/04753 , C01B3/38 , C01B2203/0233 , C01B2203/066 , C01B2203/0811 , C01B2203/0822 , C01B2203/0827 , C01B2203/1264 , H01M8/0494 , Y02P20/128
摘要： A fuel cell power generation system including a fuel cell, a fuel generator, an oxidizing gas supply device, an output controller, an open-close mechanism, and a controller. The controller is configured such that in a stop process, the controller controls the output controller to stop supplying the electric power to an external load; controls the oxidizing gas supply device to stop supplying an oxidizing gas and controls the open-close mechanism to close a passage upstream from an oxidizing gas channel; after the passage upstream from the oxidizing gas channel is closed, stops a raw material gas supply device and a water supply device when a predetermined period has elapsed, during which period a gas in the oxidizing gas channel is replaced by a fuel gas.
摘要翻译：一种燃料电池发电系统，包括燃料电池，燃料发生器，氧化气体供给装置，输出控制器，开闭机构和控制器。控制器被配置为使得在停止处理中，控制器控制输出控制器停止向外部负载供电; 控制所述氧化气体供给装置停止供给氧化气体，并控制所述开闭机构关闭氧化剂气体流路上游的流路; 在氧化剂气体通道上游的通道关闭之后，当经过预定时间后停止原料气体供给装置和供水装置，在此期间氧化剂气体通道中的气体被燃料气体代替。

5. 发明申请

US20100136445A1 FUEL CELL SYSTEM 有权
标题翻译：燃油电池系统
公开(公告)号：US20100136445A1
公开(公告)日：2010-06-03
申请号：US12598880
申请日：2009-03-11
申请人： Junji Morita , Yasushi Sugawara , Takahiro Umeda , Eiichi Yasumoto
发明人： Junji Morita , Yasushi Sugawara , Takahiro Umeda , Eiichi Yasumoto
IPC分类号： H01M2/00
CPC分类号： H01M8/04238 , H01M8/04223 , H01M8/04228 , H01M8/04365 , H01M8/0441 , H01M8/04753 , H01M8/04761 , H01M8/04955 , H01M8/2483 , H01M2008/1095
摘要： A fuel cell system of the present invention includes: a fuel cell (1) having an electrolyte membrane (2), an anode (3) and a cathode (4) sandwiching the electrolyte membrane (2), a cathode gas passage (98) through which an oxidizing gas is supplied to and discharged from the cathode (4), and an anode gas passage (97) through which a fuel gas is supplied to and discharged from the anode (3); a fuel gas channel having an anode gas passage (97) and through which the fuel gas is supplied to and discharged from the anode (3); and an oxidizing gas channel having the cathode gas passage (98) and through which the oxidizing gas is supplied to and discharged from the cathode (4). When the fuel cell system stops generating electric power, the fuel gas channel and the oxidizing gas channel are closed, and a gas is supplied from a downstream side of the cathode gas passage (98) to an oxidizing gas filled space (112) which is practically isolated from outside by closing the oxidizing gas channel and includes the cathode gas passage (98).
摘要翻译：本发明的燃料电池系统包括：具有电解质膜（2），阳极（3）和夹在电解质膜（2）的阴极（4）的燃料电池（1），阴极气体通道（98）向阴极（4）供给氧化气体并将其排出的阳极气体通路（97）通过该阳极气体通路（97）向阳极（3）供给燃料气体并从其排出; 燃料气体通道，其具有阳极气体通道（97），并且通过所述燃料气体通道向阳极（3）供应和排出燃料气体; 和具有阴极气体通道（98）的氧化气体通道，氧化气体通过该氧化气体通道向阴极（4）供给和排出。当燃料电池系统停止发电时，关闭燃料气体通道和氧化气体通道，并且从阴极气体通道（98）的下游侧将气体供给到氧化气体填充空间（112）通过关闭氧化气体通道实际上与外部隔离，并且包括阴极气体通道（98）。

6. 发明授权

US07691510B2 Fuel cell system with differential pressure control 有权
标题翻译：具有差压控制的燃料电池系统
公开(公告)号：US07691510B2
公开(公告)日：2010-04-06
申请号：US10564469
申请日：2005-01-19
申请人： Soichi Shibata , Takayuki Urata , Yasushi Sugawara , Takahiro Umeda , Junji Morita , Kazuhito Hatoh , Yukinobu Kitano
发明人： Soichi Shibata , Takayuki Urata , Yasushi Sugawara , Takahiro Umeda , Junji Morita , Kazuhito Hatoh , Yukinobu Kitano
IPC分类号： H01M8/04 , H01M2/00 , H01M8/00
CPC分类号： H01M8/04231 , H01M8/04104
摘要： A fuel cell system includes a fuel cell that is subjected to a purge operation of supplying an inert gas to an anode and/or cathode upon shut-down of the fuel cell. The differential pressure ΔP is defined as ΔP=Pa−Pc where Pa is the pressure in an inlet-side flow path leading to the anode and Pc is the pressure in an inlet-side flow path leading to the cathode. The differential pressure during the purge operation is controlled such that the differential pressure during operation ΔPo and the differential pressure during the purge operation ΔPp satisfy the relation: 0
摘要翻译：燃料电池系统包括燃料电池，该燃料电池在关闭燃料电池时进行向阳极和/或阴极供应惰性气体的净化操作。压差Dgr; P定义为＆Dgr; P = Pa-Pc其中Pa是通向阳极的入口侧流动路径中的压力，Pc是通向阴极的入口侧流动路径中的压力。控制清洗操作期间的压差，使得在操作期间的差压和Dgr。P P和清洗操作期间的差压达到以下关系：0 <＆Dgr; Po×＆Dgr; Pp。这使得可以减小施加在固体电解质膜上的应力并且提高燃料电池的长期可靠性。

7. 发明授权

US07455703B2 Method for manufacturing polymer electrolyte fuel cell 有权
标题翻译：聚合物电解质燃料电池的制造方法
公开(公告)号：US07455703B2
公开(公告)日：2008-11-25
申请号：US11425191
申请日：2006-06-20
申请人： Makoto Uchida , Yasushi Sugawara , Eiichi Yasumoto , Akihiko Yoshida , Junji Morita , Masao Yamamoto , Shinya Kosako , Osamu Sakai , Yoshihiro Hori
发明人： Makoto Uchida , Yasushi Sugawara , Eiichi Yasumoto , Akihiko Yoshida , Junji Morita , Masao Yamamoto , Shinya Kosako , Osamu Sakai , Yoshihiro Hori
IPC分类号： H01M4/82 , H01M6/00 , H01M8/00 , H01M2/00
CPC分类号： H01M4/8605 , H01M4/8807 , H01M4/8828 , H01M4/921 , H01M4/926 , H01M8/0234 , Y02P70/56 , Y10T29/49115
摘要： The present invention provides a polymer electrolyte fuel cell having an increased reaction area by forming a gas channel, a proton channel and an electron channel very close to each other inside a catalyst layer. This polymer electrolyte fuel cell includes a hydrogen ion conductive polymer electrolyte membrane; and a pair of electrodes having catalyst layers sandwiching the hydrogen ion conductive polymer electrolyte membrane between them and gas diffusion layers in contact with the catalyst layers, in which the catalyst layer of at least one of the electrodes comprises carbon particles supporting a noble metal catalyst, and the carbon particles include at least two kinds of carbon particles adsorbing a hydrogen ion conductive polymer electrolyte in mutually different dispersed states.
摘要翻译：本发明通过在催化剂层内形成非常接近的气体通道，质子通道和电子通道，提供了具有增加的反应面积的聚合物电解质燃料电池。该聚合物电解质燃料电池包括氢离子导电聚合物电解质膜; 以及一对电极，其具有夹在其间的氢离子导电性高分子电解质膜和与催化剂层接触的气体扩散层的催化剂层，其中至少一个电极的催化剂层包含负载贵金属催化剂的碳粒子，并且碳粒子包含以相互不同的分散状态吸附氢离子导电性高分子电解质的至少2种碳粒子。

8. 发明授权

US08808939B2 Fuel cell stack and fuel cell cogeneration system including the same 有权
标题翻译：燃料电池堆和燃料电池热电联产系统包括它们
公开(公告)号：US08808939B2
公开(公告)日：2014-08-19
申请号：US13056234
申请日：2010-04-20
申请人： Yasushi Sugawara , Takahiro Umeda , Soichi Shibata
发明人： Yasushi Sugawara , Takahiro Umeda , Soichi Shibata
IPC分类号： H01M8/04 , H01M8/24
CPC分类号： H01M8/2483 , H01M8/0267 , H01M8/04014 , H01M8/04029 , H01M8/04089 , H01M8/04201 , H01M8/0662 , H01M8/242 , H01M8/2475 , H01M2008/1095 , H01M2250/405 , Y02B90/16
摘要： A fuel cell cogeneration system of the present invention includes: a cell (10); a fuel gas discharging manifold (122) which is formed to extend in a thickness direction of the cell (10) and through which an anode off gas unconsumed in an anode (2A) flows; an oxidizing gas discharging manifold (124) which is formed to extend in the thickness direction of the cell (10) and through which a cathode off gas unconsumed in a cathode (2B) flows; and a cooling medium discharging manifold (126) which is formed to extend in the thickness direction of the cell (10) and through which an off cooling medium having recovered heat from the cell (10) flows, and the fuel gas discharging manifold (122) and/or the oxidizing gas discharging manifold (124) are formed between the cooling medium discharging manifold (126) and a separator end closest to the cooling medium discharging manifold (126).
摘要翻译：本发明的燃料电池热电联产系统包括：电池（10）; 燃料气体排出歧管（122），其形成为在电池（10）的厚度方向上延伸，并且在阳极（2A）中未消耗的阳极废气流过该燃料气体歧管; 形成为在电池（10）的厚度方向上延伸并且在阴极（2B）中未被消耗的阴极废气流过的氧化气体排出歧管（124）和排出歧管（126）的冷却介质，其形成为在电池（10）的厚度方向上延伸，从电池（10）回收热量的关闭冷却介质通过该歧管流过，并且燃料气体排出歧管）和/或氧化气体排出歧管（124）形成在冷却介质排出歧管（126）和最靠近冷却介质排出歧管（126）的分离器端之间。

9. 发明申请

US20070292728A1 Fuel Cell System 有权
标题翻译：燃料电池系统
公开(公告)号：US20070292728A1
公开(公告)日：2007-12-20
申请号：US10564469
申请日：2005-01-19
申请人： Soichi Shibata , Takayuki Urata , Yasushi Sugawara , Takahiro Umeda , Junji Morita , Kazuhito Hatoh , Yukinobu Kitano
发明人： Soichi Shibata , Takayuki Urata , Yasushi Sugawara , Takahiro Umeda , Junji Morita , Kazuhito Hatoh , Yukinobu Kitano
IPC分类号： H01M8/04 , H01M8/10
CPC分类号： H01M8/04231 , H01M8/04104
摘要： A fuel cell system includes a fuel cell that is subjected to a purge operation of supplying an inert gas to an anode and/or cathode upon shut-down of the fuel cell. The differential pressure ΔP is defined as ΔP=Pa−Pc where Pa is the pressure in an inlet-side flow path leading to the anode and Pc is the pressure in an inlet-side flow path leading to the cathode. The differential pressure during the purge operation is controlled such that the differential pressure during operation ΔPo and the differential pressure during the purge operation ΔPp satisfy the relation: 0
摘要翻译：燃料电池系统包括燃料电池，该燃料电池在关闭燃料电池时进行向阳极和/或阴极供应惰性气体的净化操作。差压DeltaP被定义为DeltaP = Pa-Pc，其中Pa是通向阳极的入口侧流动路径中的压力，Pc是通向阴极的入口侧流动路径中的压力。控制清洗操作期间的差压使得操作期间的差压ΔPo和净化操作期间的压差ΔPp满足关系：0 <ΔPoxDeltaPp。这使得可以减小施加在固体电解质膜上的应力并且提高燃料电池的长期可靠性。

10. 发明申请

US20100136456A1 POLYMER ELECTROLYTE FUEL CELL AND FUEL CELL SEALING MEMBER FOR THE SAME 有权
标题翻译：聚合物电解质燃料电池和燃料电池密封组件
公开(公告)号：US20100136456A1
公开(公告)日：2010-06-03
申请号：US11917965
申请日：2006-07-10
申请人： Yasushi Sugawara , Takayuki Urata , Junji Morita , Soichi Shibata , Takahiro Umeda
发明人： Yasushi Sugawara , Takayuki Urata , Junji Morita , Soichi Shibata , Takahiro Umeda
IPC分类号： H01M8/10 , H01M2/08
CPC分类号： H01M8/0271 , H01M8/0258 , H01M8/026 , H01M8/0267 , H01M8/0276 , H01M8/1004 , H01M8/242
摘要： To provide a polymer electrolyte fuel cell in which a reaction gas can be utilized efficiently for an electrode reaction even when a gap is formed between an anode-side sealing member and the end face of an anode and between a cathode-side sealing member and the end face of a cathode, and sufficient power generation performance can be ensured with a simple constitution. At least one of the anode-side sealing member and the cathode-side sealing member of the fuel cell includes an annular body, and at least one deformable protruding portion provided on the inner surface of the annular body.
摘要翻译：为了提供一种聚合物电解质燃料电池，其中即使在阳极侧密封构件和阳极的端面之间以及阴极侧密封构件和阴极侧密封构件之间形成间隙的情况下，也可以有效地利用反应气体进行电极反应阴极的端面，能够以简单的结构确保足够的发电性能。燃料电池的阳极侧密封构件和阴极侧密封构件中的至少一个包括环形体，以及设置在环状体的内表面上的至少一个可变形突出部。

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