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1. 发明申请

US20100239922A1 FUEL CELL SYSTEM AND METHOD OF DRIVING THE SAME 审中-公开
标题翻译：燃料电池系统及其驱动方法
公开(公告)号：US20100239922A1
公开(公告)日：2010-09-23
申请号：US12638676
申请日：2009-12-15
申请人： Chi-Seung LEE , Jin-Hwa LEE , Seong-Jin AN , Jun-Young PARK , Jun-Won SUH
发明人： Chi-Seung LEE , Jin-Hwa LEE , Seong-Jin AN , Jun-Young PARK , Jun-Won SUH
IPC分类号： H01M8/00 , H01M8/04
CPC分类号： H01M8/04126 , H01M8/04365 , H01M8/04738 , H01M8/04835
摘要： A fuel cell system and a method for driving the fuel cell system are disclosed. In one aspect, the fuel cell system may include a fuel stack, a fuel supply unit, an oxidizer supply unit, a humidifying unit, and a controller configured to measure the temperature of unit cells within the fuel cell stack and configured to detect the lowest measured temperature. The fuel cell stack may include a membrane electrode assembly and a plurality of unit cells. The membrane electrode assembly may include a membrane, a cathode disposed at a first side of the membrane and an anode disposed at a second side of the membrane. In another aspect, a method of driving a fuel cell system may include sequentially supplying a humidified fuel and an oxidizer to a fuel cell stack, measuring the temperature of each of a plurality of unit cells in the fuel cell stack, detecting to detect a unit cell having the lowest temperature among the measured temperature of each of the plurality of unit cells and decreasing humidification temperature of the fuel to be lower than the lowest temperature.
摘要翻译：公开了燃料电池系统和驱动燃料电池系统的方法。在一个方面，燃料电池系统可以包括燃料电池堆，燃料供应单元，氧化剂供应单元，加湿单元和配置成测量燃料电池堆内单元电池的温度并被配置为检测最低测量温度。燃料电池堆可以包括膜电极组件和多个单元电池。膜电极组件可以包括膜，设置在膜的第一侧的阴极和设置在膜的第二侧的阳极。在另一方面，驱动燃料电池系统的方法可以包括将加湿燃料和氧化剂顺序地供应到燃料电池堆，测量燃料电池堆中的多个单元电池中的每一个的温度，检测以检测单元在多个单元电池中的每一个的测量温度中具有最低温度的单元，并且将燃料的加湿温度降低到低于最低温度。

2. 发明申请

US20110305968A1 FUEL CELL STACK 失效
标题翻译：燃料电池堆
公开(公告)号：US20110305968A1
公开(公告)日：2011-12-15
申请号：US12981410
申请日：2010-12-29
申请人： Jin-Hwa LEE , Chi-Seung Lee , Seong-Jin An , Sang-II Han , Kah-Young Song
发明人： Jin-Hwa LEE , Chi-Seung Lee , Seong-Jin An , Sang-II Han , Kah-Young Song
IPC分类号： H01M8/24
CPC分类号： H01M8/0204 , H01M8/04141 , H01M2008/1095 , Y02P70/56
摘要： A fuel cell stack includes: a plurality of membrane-electrode assemblies; first and second end plates respectively positioned outside outermost ones of the membrane-electrode assemblies; and a plurality of separators respectively positioned between the membrane-electrode assemblies and between the outermost ones of the membrane-electrode assemblies and the first and second end plates. The first end plate includes an oxidizing agent inlet, an oxidizing agent outlet, and a moisture supplying flow path connecting the oxidizing agent inlet and the oxidizing agent outlet. The moisture supplying flow path includes a first end portion adjacent to the oxidizing agent outlet and a second end portion adjacent to the oxidizing agent inlet, the first end portion being larger than the second end portion and being a different distance away from a surface of the first end plate facing away from the second end plate than the second end portion.
摘要翻译：燃料电池堆包括：多个膜 - 电极组件; 分别位于最外面的膜 - 电极组件外的第一和第二端板; 以及分别位于膜 - 电极组件和最外层膜电极组件以及第一和第二端板之间的多个分离器。第一端板包括氧化剂入口，氧化剂出口和连接氧化剂入口和氧化剂出口的供水流路。供水流路包括与氧化剂出口相邻的第一端部和与氧化剂入口相邻的第二端部，第一端部部分大于第二端部部分，并且距离氧化剂出口的表面不同的距离第一端板远离第二端板而不是第二端部。

3. 发明申请

US20130004873A1 FUEL CELL SYSTEM AND DRIVING METHOD THEREOF 有权
标题翻译：燃料电池系统及其驱动方法
公开(公告)号：US20130004873A1
公开(公告)日：2013-01-03
申请号：US13247338
申请日：2011-09-28
申请人： Seong-Jin AN , Jin-Hwa LEE , Chi-Seung LEE
发明人： Seong-Jin AN , Jin-Hwa LEE , Chi-Seung LEE
IPC分类号： H01M8/04
CPC分类号： H01M8/0432 , H01M8/04559 , H01M8/04753 , Y02E60/50
摘要： A fuel cell system and a method for driving a fuel cell system are disclosed. The fuel cell system includes a fuel cell stack with a plurality of unit cells, a temperature measurer configured for determining a temperature of the fuel cell stack, a cell voltage measurer configured for determining voltages of one or more of the plurality of unit cells, and a control unit configured for monitoring the unit cell voltages of the plurality of unit cells to detect a minimum unit cell voltage when a measured temperature of the fuel cell stack is below zero, and configured for controlling the load current so that the detected minimum unit cell voltage may be maintained at a predetermined threshold voltage.
摘要翻译：公开了燃料电池系统和驱动燃料电池系统的方法。燃料电池系统包括具有多个单电池的燃料电池堆，配置用于确定燃料电池堆的温度的温度测量器，被配置用于确定多个单电池中的一个或多个的电压的电池电压测量器，以及控制单元，被配置为当所述燃料电池堆的测量温度低于零时，监视所述多个单元电池的单位电池电压以检测最小单位电池电压，并且被配置为用于控制所述负载电流，使得所检测到的最小单元电池电压可以保持在预定的阈值电压。

4. 发明申请

US20100255401A1 FUEL CELL STACK HAVING GROOVED END PLATES AND FUEL CELL SYSTEM 审中-公开
标题翻译：燃料电池堆叠带盖板和燃料电池系统
公开(公告)号：US20100255401A1
公开(公告)日：2010-10-07
申请号：US12753993
申请日：2010-04-05
申请人： Jin-Hwa LEE , Jun-Won Suh
发明人： Jin-Hwa LEE , Jun-Won Suh
IPC分类号： H01M8/24
CPC分类号： H01M8/248 , H01M8/1009 , H01M8/1011 , H01M2008/1095 , Y02E60/523
摘要： A fuel cell stack including an electricity generator and end plates disposed at respective ends of the electricity generator, each of the end plates including first and second grooves extending at perpendicular directions and reinforcing members placed on the first and second grooves.
摘要翻译：一种燃料电池堆，其包括发电机和设置在发电机的各端的端板，每个端板包括在垂直方向上延伸的第一和第二凹槽以及放置在第一和第二凹槽上的加强构件。

5. 发明申请

US20120015261A1 FUEL CELL SYSTEM AND STACK THEREOF 有权
标题翻译：燃油电池系统及其堆叠
公开(公告)号：US20120015261A1
公开(公告)日：2012-01-19
申请号：US13164547
申请日：2011-06-20
申请人： Sang-Il HAN , Kah-Young SONG , Jin-Hwa LEE , Myoung-Ki MIN , Young-Mi PARK
发明人： Sang-Il HAN , Kah-Young SONG , Jin-Hwa LEE , Myoung-Ki MIN , Young-Mi PARK
IPC分类号： H01M8/06
CPC分类号： H01M8/04119 , H01M8/0247 , H01M8/1007 , Y02E60/521
摘要： A fuel cell system having improved driving performance is disclosed. The fuel cell system includes a stack, which may include a membrane electrode assembly, a separator and end plates provided on the both sides of the stacked membrane electrode assembly and the separator. The membrane electrode assembly may include an anode electrode, a cathode electrode, and an electrolyte membrane. The separator may be positioned with respect to the anode electrode and the cathode electrode, respectively. The end plate may include an oxidant inlet configured to supply oxidant to the cathode electrode, an unreacted oxidant outlet configured to output the unreacted oxidant from the cathode electrode, and a absorption member in fluid communication between the oxidant inlet and the unreacted oxidant outlet.
摘要翻译：公开了一种具有改进的驱动性能的燃料电池系统。燃料电池系统包括堆叠，其可以包括设置在层叠的膜电极组件和分离器两侧的膜电极组件，分离器和端板。膜电极组件可以包括阳极电极，阴极电极和电解质膜。分离器可以分别相对于阳极电极和阴极电极定位。端板可以包括被配置为向阴极电极供应氧化剂的氧化剂入口，构造成从阴极电极输出未反应的氧化剂的未反应氧化剂出口，以及在氧化剂入口和未反应的氧化剂出口之间流体连通的吸收构件。

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