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41. 发明授权

US07858251B2 Fuel cell system and scavenging method for use in a fuel cell system 有权
标题翻译：用于燃料电池系统的燃料电池系统和清除方法
公开(公告)号：US07858251B2
公开(公告)日：2010-12-28
申请号：US11583104
申请日：2006-10-18
申请人： Chihiro Wake , Shigeru Inai , Koichiro Miyata
发明人： Chihiro Wake , Shigeru Inai , Koichiro Miyata
IPC分类号： H01M8/04
CPC分类号： H01M8/04179 , B60L11/1881 , H01M8/0258 , H01M8/0267 , H01M8/04007 , H01M8/04126 , H01M8/04223 , H01M8/04225 , H01M8/04302 , H01M8/241 , H01M8/2457 , H01M2008/1095 , Y02T90/34
摘要： After an ignition switch is turned off, in order to suppress operation of an air compressor and thereby reduce noise, liquid droplets residing in an oxygen-containing gas flow field as well as liquid droplets residing in a fuel gas flow field are removed during separate time periods, such that the flow rate in the oxygen-containing gas flow field and the flow rate in the fuel gas flow field do not become large at the same time. Then, an electrolyte membrane is dried using an oxygen-containing gas, in order to improve the performance upon starting a next operation.
摘要翻译：在关闭点火开关之后，为了抑制空气压缩机的运转并且由此降低噪音，在分离时间内去除驻留在含氧气体流场中的液滴以及驻留在燃料气体流场中的液滴使得含氧气体流场中的流量和燃料气体流场中的流量同时不变大。然后，使用含氧气体干燥电解质膜，以提高开始下一次操作时的性能。

42. 发明申请

US20100112389A1 FUEL CELL SYSTEM AND WARMING UP COMPLETION DETERMINING METHOD FOR THE SAME 有权
标题翻译：燃料电池系统和加热完成确定方法
公开(公告)号：US20100112389A1
公开(公告)日：2010-05-06
申请号：US12565691
申请日：2009-09-23
申请人： Koichiro MIYATA , Chihiro Wake
发明人： Koichiro MIYATA , Chihiro Wake
IPC分类号： H01M8/04
CPC分类号： H01M8/0432 , B60L1/02 , B60L3/0053 , B60L11/1885 , B60L11/1892 , B60L11/1894 , B60L11/1898 , B60L2240/36 , B60L2240/662 , B60L2260/44 , B60L2260/56 , B60L2270/142 , B60L2270/145 , H01M8/04253 , H01M8/04723 , H01M2008/1095 , Y02E60/50 , Y02T10/7291 , Y02T90/16 , Y02T90/34
摘要： A fuel cell system includes a fuel cell stack, a warming up status detector, a warming up completion threshold setter, an informing device, an estimator, and a threshold changer. The warming up status detector is configured to detect a warming up status of the fuel cell stack. The informing device is configured to inform of completion of warming up when a value corresponding to a warming up status detected by the warming up status detector is equal to or higher than a threshold value set by the warming up completion threshold setter. The estimator is configured to estimate whether generated water is frozen in the fuel cell stack. The threshold changer is configured to change the threshold value set by the warming up completion threshold setter in accordance with a freezing state of the generated water in the fuel cell stack estimated by the estimator.
摘要翻译：燃料电池系统包括燃料电池堆，预热状态检测器，预热完成阈值设定器，通知装置，估计器和阈值变换器。预热状态检测器被配置为检测燃料电池堆的预热状态。通知装置被配置为当与由预热状态检测器检测到的预热状态相对应的值等于或高于由预热完成阈值设定器设置的阈值时，通知完成预热。估计器被配置为估计在燃料电池堆中产生的水是否被冷冻。阈值变换器被配置为根据由估计器估计的燃料电池堆中产生的水的冻结状态来改变由预热完成阈值设定器设定的阈值。

43. 发明申请

US20070207356A1 Fuel cell system with warming-up and method of operating the same 失效
标题翻译：具有预热的燃料电池系统及其运行方法
公开(公告)号：US20070207356A1
公开(公告)日：2007-09-06
申请号：US11712985
申请日：2007-03-02
申请人： Koichiro Miyata , Chihiro Wake
发明人： Koichiro Miyata , Chihiro Wake
IPC分类号： H01M8/04
CPC分类号： H01M8/04022 , H01M8/04223 , H01M8/04225 , H01M8/04238 , H01M8/04268 , H01M8/04302 , H01M8/04313 , H01M8/04358 , H01M8/04559 , H01M8/04589 , H01M8/04753 , H01M8/04768 , H01M8/0488 , H01M8/0491 , H01M8/241 , H01M2008/1095
摘要： In a fuel cell system including a fuel cell supplied with reaction gases for generating an electric power, and a combustion heater supplied with the reaction gases for heating the fuel cell during warming-up, an electric discharging circuit is provided to discharge an electric current from the fuel cell supplied with the reaction gases to decrease a voltage difference applied to the membrane sandwiched between the anode and cathode during the warming-up. The combustion heater is connected in series or in parallel with the fuel cell system.
摘要翻译：在燃料电池系统中，包括供应有用于产生电力的反应气体的燃料电池，以及在加热期间供应有用于加热燃料电池的反应气体的燃烧加热器，设置放电电路以从燃料电池被供给反应气体，以减少在预热期间施加到夹在阳极和阴极之间的膜的电压差。燃烧加热器与燃料电池系统串联或并联连接。

44. 发明申请

US20070092771A1 Fuel cell system and scavenging method for use in a fuel cell system 有权
标题翻译：用于燃料电池系统的燃料电池系统和清除方法
公开(公告)号：US20070092771A1
公开(公告)日：2007-04-26
申请号：US11583104
申请日：2006-10-18
申请人： Chihiro Wake , Shigeru Inai , Koichiro Miyata
发明人： Chihiro Wake , Shigeru Inai , Koichiro Miyata
IPC分类号： H01M8/04
CPC分类号： H01M8/04179 , B60L11/1881 , H01M8/0258 , H01M8/0267 , H01M8/04007 , H01M8/04126 , H01M8/04223 , H01M8/04225 , H01M8/04302 , H01M8/241 , H01M8/2457 , H01M2008/1095 , Y02T90/34
摘要： After an ignition switch is turned off, in order to suppress operation of an air compressor and thereby reduce noise, liquid droplets residing in an oxygen-containing gas flow field as well as liquid droplets residing in a fuel gas flow field are removed during separate time periods, such that the flow rate in the oxygen-containing gas flow field and the flow rate in the fuel gas flow field do not become large at the same time. Then, an electrolyte membrane is dried using an oxygen-containing gas, in order to improve the performance upon starting a next operation.
摘要翻译：在关闭点火开关之后，为了抑制空气压缩机的运转并且由此降低噪音，在分离时间内去除驻留在含氧气体流场中的液滴以及驻留在燃料气体流场中的液滴使得含氧气体流场中的流量和燃料气体流场中的流量同时不变大。然后，使用含氧气体干燥电解质膜，以提高开始下一次操作时的性能。

45. 发明授权

US08129044B2 Fuel cell system and method for operating the same 有权
标题翻译：燃料电池系统及其操作方法
公开(公告)号：US08129044B2
公开(公告)日：2012-03-06
申请号：US12184360
申请日：2008-08-01
申请人： Chihiro Wake , Koichiro Miyata
发明人： Chihiro Wake , Koichiro Miyata
IPC分类号： H01M8/00
CPC分类号： H01M8/04179 , H01M8/04231 , H01M8/04253 , H01M8/04462 , H01M8/04753
摘要： A fuel cell system including: a fuel cell including a fuel gas channel and an oxidant gas channel, which is configured to generate electricity using a fuel gas and an oxidant gas; a diluting unit configured to dilute gas discharged from the fuel gas channel by mixing the discharged gas with a dilution gas which is supplied from an oxidant gas supply unit and passed through and discharged from the fuel cell, and to exhaust the diluted gas to outside; a purge valve configured to purge gas in the fuel gas channel to the diluting unit; a scavenging unit configured to scavenge the fuel gas channel and the oxidant gas channel; and a dilution assist unit configured to supply a dilution assist gas to the diluting unit through an assist passage connected to the diluting unit to assist dilution in the diluting unit, during scavenging by the scavenging unit.
摘要翻译：一种燃料电池系统，包括：燃料电池，其包括燃料气体通道和氧化剂气体通道，其被配置为使用燃料气体和氧化剂气体发电; 稀释单元，被配置为通过将排出的气体与从氧化剂气体供应单元供给并从燃料电池供给并排出的稀释气体混合，稀释从燃料气体通道排出的气体，并将稀释气体排出到外部; 净化阀，其构造成将所述燃料气体通道中的气体吹扫到所述稀释单元; 清除单元，构造成清除燃料气体通道和氧化剂气体通道; 以及稀释辅助单元，其构造成通过与所述稀释单元连接的辅助通道向所述稀释单元供给稀释辅助气体，以在所述清除单元清扫期间辅助所述稀释单元的稀释。

46. 发明授权

US08048574B2 Fuel cell system and shutoff method 有权
标题翻译：燃料电池系统和关闭方式
公开(公告)号：US08048574B2
公开(公告)日：2011-11-01
申请号：US11546972
申请日：2006-10-13
申请人： Shigeru Inai , Chihiro Wake , Koichiro Miyata , Ryo Jinba
发明人： Shigeru Inai , Chihiro Wake , Koichiro Miyata , Ryo Jinba
IPC分类号： H01M8/04
CPC分类号： H01M8/04007 , H01M8/04231 , H01M8/0432 , H01M8/04343 , H01M8/04753 , H01M8/04761 , H01M8/04835
摘要： A fuel cell system includes a fuel cell, an operation controller, a checking unit, a scavenging unit, an instructing unit, a temperature sensor, a humidifier and a humidification controller. The operation controller selects one of a normal operation mode and a low-temperature operation mode. The checking unit determines whether the fuel cell has been started up in the low-temperature operation mode. The instructing unit provides an instruction for a shutoff of electricity generation. When the scavenging unit conducts scavenging based on the checking unit determining that the fuel cell has been started in the low-temperature operation mode in response to an instruction for a shutoff of electricity generation and an actual temperature of the fuel cell is higher than a predetermined temperature, the humidification controller controls an amount of humidification according to the actual temperature.
摘要翻译：燃料电池系统包括燃料电池，操作控制器，检查单元，扫气单元，指示单元，温度传感器，加湿器和加湿控制器。操作控制器选择正常操作模式和低温操作模式之一。检查单元确定在低温运行模式下燃料电池是否已启动。指导单位提供关闭发电的指示。当清扫单元响应于关于发电关闭的指令，基于检查单元确定燃料电池已经在低温运行模式下启动的清除，并且燃料电池的实际温度高于预定的加湿控制器根据实际温度控制加湿量。

47. 发明授权

US07892683B2 Fuel cell system 有权
标题翻译：燃料电池系统
公开(公告)号：US07892683B2
公开(公告)日：2011-02-22
申请号：US11365917
申请日：2006-03-02
申请人： Koichiro Miyata , Kenichiro Ueda , Chihiro Wake , Junji Uehara
发明人： Koichiro Miyata , Kenichiro Ueda , Chihiro Wake , Junji Uehara
IPC分类号： H01M8/04
CPC分类号： H01M8/04955 , H01M8/04231 , H01M8/0432 , H01M8/04365 , H01M8/04686 , H01M8/04753
摘要： There is provided a fuel cell for generating a electric power by a reaction of a reaction gas, a reaction gas flow path through which the reaction gas passes, purge section for purging the reaction gas flow path with a purging gas, a purge judging section for judging as to whether or not a purging operation by the purge section is required, and a failure detecting section for detecting a failure of a judgment support device. When the failure of the judgment support device is detected by the failure detecting section, the reaction gas flow path is purged by the purge section when stopping the power generation of the fuel cell.
摘要翻译：提供了一种燃料电池，用于通过反应气体，反应气体通过的反应气体流动路径，用于清除反应气体流路的净化部分与净化气体的反应产生电力，净化判断部分，用于判断是否需要净化部的清扫动作，以及用于检测判断支援装置的故障的故障检测部。当故障检测部分检测到判断支持装置的故障时，停止燃料电池的发电时，由吹扫部分清除反应气体流路。

48. 发明申请

US20070184317A1 Fuel cell system and fuel cell control method 有权
标题翻译：燃料电池系统和燃料电池控制方法
公开(公告)号：US20070184317A1
公开(公告)日：2007-08-09
申请号：US11700885
申请日：2007-02-01
申请人： Chihiro Wake , Koichiro Miyata
发明人： Chihiro Wake , Koichiro Miyata
IPC分类号： H01M8/04
CPC分类号： H01M8/04589 , H01M8/04313 , H01M8/04343 , H01M8/04529 , H01M8/04753 , H01M8/04761 , H01M8/0485 , H01M8/0491
摘要： A fuel cell system allows suppression of the deterioration of a fuel cell even if a part of a membrane configuring the fuel cell is unavailable for power production. The fuel cell is configured with a membrane, and an anode and a cathode provided so as to sandwich the membrane, and produces electric power from reaction of reactive gases via the membrane when the reactive gases are supplied to the anode and the cathode. The fuel cell system is configured with the fuel cell, an MEA power production effective area calculating means for calculating an area of the membrane surface available for power production, an upper limit power producing current calculating means for controlling the total power production of the fuel cell based on the power production effective area calculated by the MEA power production effective area calculating means, and a current controller.
摘要翻译：即使构成燃料电池的膜的一部分不能用于发电，燃料电池系统也能够抑制燃料电池的劣化。燃料电池配置有膜，阳极和阴极设置成夹住膜，并且当反应气体被供应到阳极和阴极时，通过反应气体经由膜的反应产生电力。燃料电池系统由燃料电池构成，MEA发电生产有效面积计算装置，用于计算可用于发电的膜面积的面积;上限功率产生电流计算装置，用于控制燃料电池的总发电量基于由MEA功率生产有效面积计算装置计算的功率生产有效面积和电流控制器。

49. 发明申请

US20070087238A1 Fuel cell system and shutoff method 有权
标题翻译：燃料电池系统和关闭方式
公开(公告)号：US20070087238A1
公开(公告)日：2007-04-19
申请号：US11546972
申请日：2006-10-13
申请人： Shigeru Inai , Chihiro Wake , Koichiro Miyata , Ryo Jinba
发明人： Shigeru Inai , Chihiro Wake , Koichiro Miyata , Ryo Jinba
IPC分类号： H01M8/04
CPC分类号： H01M8/04007 , H01M8/04231 , H01M8/0432 , H01M8/04343 , H01M8/04753 , H01M8/04761 , H01M8/04835
摘要： A fuel cell system includes a fuel cell, an operation controller, a checking unit, a scavenging unit, an instructing unit, a temperature sensor, a humidifier and a humidification controller. The operation controller selects one of a normal operation mode and a low-temperature operation mode. The checking unit determines whether the fuel cell has been started up in the low-temperature operation mode. The instructing unit provides an instruction for a shutoff of electricity generation. When the scavenging unit conducts scavenging based on the checking unit determining that the fuel cell has been started in the low-temperature operation mode in response to an instruction for a shutoff of electricity generation and an actual temperature of the fuel cell is higher than a predetermined temperature, the humidification controller controls an amount of humidification according to the actual temperature.
摘要翻译：燃料电池系统包括燃料电池，操作控制器，检查单元，扫气单元，指示单元，温度传感器，加湿器和加湿控制器。操作控制器选择正常操作模式和低温操作模式之一。检查单元确定在低温运行模式下燃料电池是否已启动。指导单位提供关闭发电的指示。当清扫单元响应于关于发电关闭的指令，基于检查单元确定燃料电池已经在低温运行模式下启动的清除，并且燃料电池的实际温度高于预定的加湿控制器根据实际温度控制加湿量。

50. 发明授权

US07399543B2 Fuel cell system for scavenging signal pressure line for regulator 失效
标题翻译：燃料电池系统用于清除信号压力线用于调节器
公开(公告)号：US07399543B2
公开(公告)日：2008-07-15
申请号：US11226663
申请日：2005-09-13
申请人： Yasunori Kotani , Tomoki Kobayashi , Minoru Uoshima , Chihiro Wake , Yoshikazu Murakami
发明人： Yasunori Kotani , Tomoki Kobayashi , Minoru Uoshima , Chihiro Wake , Yoshikazu Murakami
IPC分类号： H01M8/04
CPC分类号： H01M8/04828 , H01M8/04104 , H01M8/04231 , H01M8/04253 , H01M8/0432 , H01M8/04746
摘要： A fuel cell system has a fuel cell having a cathode and an anode; a device for supplying an oxidant gas to the cathode; a device for supplying a fuel gas to the anode; a device for controlling a pressure of the oxidant gas in accordance with an operation state of the fuel cell; a regulator to which a pressure of the oxidant gas is applied as a signal pressure via a signal pressure line, wherein the regulator regulates a pressure of the fuel gas based on the signal pressure; and a device for scavenging the signal pressure line by using a scavenging gas when or after electric power generation is stopped. A device for controlling the signal pressure may be provided in the signal pressure line. Preferably, the scavenging gas has a pressure and a temperature higher than those of the oxidant gas supplied to the cathode.
摘要翻译：燃料电池系统具有具有阴极和阳极的燃料电池; 用于向阴极供应氧化剂气体的装置; 用于向阳极供应燃料气体的装置; 根据燃料电池的运转状态控制氧化剂气体的压力的装置; 调节器，经由信号压力线施加氧化剂气体的压力作为信号压力，其中所述调节器基于所述信号压力调节所述燃料气体的压力; 以及在发电停止时通过使用清扫气体来清除信号压力线的装置。用于控制信号压力的装置可以设置在信号压力线中。优选地，清除气体的压力和温度高于供给阴极的氧化剂气体的压力和温度。

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