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    • 5. 发明授权
    • Fuel cell system
    • 燃料电池系统
    • US08088531B2
    • 2012-01-03
    • US12279638
    • 2007-07-06
    • Koji KatanoNorio YamagishiNobutaka TeshimaAkihisa Hotta
    • Koji KatanoNorio YamagishiNobutaka TeshimaAkihisa Hotta
    • H01M8/04
    • H01M8/04089H01M8/04425H01M8/04776
    • The present application provides a technique prevents a regulator arranged on a gas supplying path that supplies gas to a fuel cell installed in a fuel cell system from functioning erroneously, by controlling the pressure increase within the upper stream side of the regulator. The fuel cell system includes a fuel cell, an oxide gas supplying path to supply oxide gas to the fuel cell, a fuel gas supplying path to supply fuel gas to the fuel cell, a secondary regulator arranged on the fuel supplying path, a bypass path communicating the upper stream side path of the secondary regulator with the lower stream side path of the secondary regulator, and a pressure controlling valve that is closed in a case where the pressure difference between the upper stream side path and the lower stream side path is less than a predetermined amount, and opened in a case where the pressure difference between the upper stream side path and the lower stream side path exceeds the predetermined amount.
    • 本申请提供了一种技术,其通过控制调节器的上游侧内的压力增加来防止布置在气体供给路径上的调节器,该气体供给路径向安装在燃料电池系统中的燃料电池供应气体,从而不正常地起作用。 燃料电池系统包括燃料电池,向燃料电池供应氧化物气体的氧化物气体供给路径,向燃料电池供应燃料气体的燃料气体供给路径,设置在燃料供给路径上的二次调节器,旁通路径 将二次调节器的上游侧路径与二级调节器的下游侧路径连通;以及压力控制阀,其在上游侧路径和下游侧路径之间的压力差较小的情况下关闭 超过预定量,并且在上游侧路径和下游侧路径之间的压力差超过预定量的情况下打开。
    • 6. 发明申请
    • FUEL CELL SYSTEM
    • 燃油电池系统
    • US20100233563A1
    • 2010-09-16
    • US12279638
    • 2007-07-06
    • Koji KatanoNorio YamagishiNobutaka TeshimaAkihisa Hotta
    • Koji KatanoNorio YamagishiNobutaka TeshimaAkihisa Hotta
    • H01M8/04
    • H01M8/04089H01M8/04425H01M8/04776
    • The present application provides a technique prevents a regulator arranged on a gas supplying path that supplies gas to a fuel cell installed in a fuel cell system from functioning erroneously, by controlling the pressure increase within the upper stream side of the regulator. The fuel cell system includes a fuel cell, an oxide gas supplying path to supply oxide gas to the fuel cell, a fuel gas supplying path to supply fuel gas to the fuel cell, a secondary regulator arranged on the fuel supplying path, a bypass path communicating the upper stream side path of the secondary regulator with the lower stream side path of the secondary regulator, and a pressure controlling valve that is closed in a case where the pressure difference between the upper stream side path and the lower stream side path is less than a predetermined amount, and opened in a case where the pressure difference between the upper stream side path and the lower stream side path exceeds the predetermined amount.
    • 本申请提供了一种技术,其通过控制调节器的上游侧内的压力增加来防止布置在气体供给路径上的调节器,该气体供给路径向安装在燃料电池系统中的燃料电池供应气体,从而不正常地起作用。 燃料电池系统包括燃料电池,向燃料电池供应氧化物气体的氧化物气体供给路径,向燃料电池供应燃料气体的燃料气体供给路径,设置在燃料供给路径上的二次调节器,旁通路径 将二次调节器的上游侧路径与二级调节器的下游侧路径连通;以及压力控制阀,其在上游侧路径和下游侧路径之间的压力差较小的情况下关闭 超过预定量,并且在上游侧路径和下游侧路径之间的压力差超过预定量的情况下打开。
    • 8. 发明授权
    • Fuel cell system
    • 燃料电池系统
    • US08986901B2
    • 2015-03-24
    • US13577594
    • 2010-02-26
    • Koji Katano
    • Koji Katano
    • H01M8/04
    • H01M8/04H01M8/04097H01M8/04201H01M8/04231H01M8/04388H01M8/04395H01M8/0441H01M8/04753H01M8/04776Y02E60/50Y02E60/521
    • A fuel cell system includes an air supply flow path configured to supply the air to a fuel cell, a reed valve provided in the air supply flow path, an air exhaust flow path configured to allow the air discharged from the fuel cell to flow therethrough, a pressure regulating valve provided in the air exhaust flow path and configured to adjust back pressure of the air supplied to the fuel cell, a bypass flow path configured to connect an upstream section of the air supply flow path upstream of the reed valve with the air exhaust flow path, and a bypass valve provided in the bypass flow path and configured to open and close the bypass flow path. The fuel cell system reduces the opening of the pressure regulating valve with supplying the air to the fuel cell in the closed position of the bypass valve, so as to increase the pressure of the air upstream of the pressure regulating valve, and subsequently opens the bypass valve.
    • 燃料电池系统包括:空气供给流路,被构造成将空气供给到燃料电池;设置在供气流路中的簧片阀;排气流路,被配置为允许从燃料电池排出的空气流过; 设置在所述排气流路中并被配置为调节供给到所述燃料电池的空气的背压的调压阀,构成为将所述簧片阀上游的供气流路的上游部与空气连接的旁通流路 排气流路和旁通阀,其设置在旁通流路中并构造成打开和关闭旁路流路。 燃料电池系统通过在旁通阀的关闭位置向燃料电池供应空气来减小压力调节阀的打开,从而增加压力调节阀上游的空气压力,随后打开旁路 阀。
    • 9. 发明授权
    • Fuel cell system and its control method
    • 燃料电池系统及其控制方法
    • US08815463B2
    • 2014-08-26
    • US12374520
    • 2007-07-06
    • Koji KatanoNorio YamagishiAkihisa Hotta
    • Koji KatanoNorio YamagishiAkihisa Hotta
    • H01M8/02H01M8/04H01M8/24
    • H01M8/04007H01M8/04104H01M8/04223H01M8/04225H01M8/04302H01M8/04328H01M8/04335H01M8/04343H01M8/0435H01M8/04365H01M8/04753H01M8/04783H01M8/04955H01M8/2435Y02E60/50
    • Deterioration of an electrolyte and a sealing member is suppressed taking account of the durable temperature characteristics thereof, while enhancing the starting performance of a fuel cell. For this realization, in a system comprising a gas piping system for supplying a reactant gas to a fuel cell, and a gas supply controller for altering the supply state of the reactant gas in response to a power generation request, a gas supply quantity is altered in accordance with the temperature of the fuel cell. Preferably, the gas supply quantity is altered in accordance with the durable temperature characteristics of a passage member forming a gas passage of the reactant gas. Furthermore, the differential pressure of the gas supply state between the anode side and the cathode side of the fuel cell is preferably taken into account and the differential pressure between both poles is suppressed by altering the gas supply quantity on the cathode side as the case may be.
    • 在提高燃料电池的起动性能的同时,考虑到其耐用的温度特性来抑制电解质和密封构件的劣化。 为了实现这一目的,在包括用于向燃料电池供应反应气体的气体管道系统和用于响应发电请求改变反应气体的供给状态的气体供给控制器的系统中,气体供给量被改变 根据燃料电池的温度。 优选地,气体供给量根据形成反应气体的气体通道的通道构件的耐用温度特性而改变。 此外,优选考虑燃料电池的阳极侧和阴极侧之间的气体供给状态的压差,并且通过改变阴极侧的气体供给量来抑制两极之间的压差,视情况而定 是。
    • 10. 发明授权
    • Gas supply device
    • 供气装置
    • US08524407B2
    • 2013-09-03
    • US13521944
    • 2010-01-15
    • Koji Katano
    • Koji Katano
    • H01M8/04
    • H01M8/04225H01M8/04223H01M8/04228H01M8/04388H01M8/04753H01M2250/20Y02T90/32
    • A gas supply device for use in a fuel cell system, comprises: a first injector configured to have a first maximum valve-openable pressure; a second injector arranged in parallel with the first injector and configured to have a lower flow rate than the first injector and a greater second maximum valve-openable pressure than the first maximum valve-openable pressure; a first pressure sensor located upstream of the first and second injectors; and a controller configured to control open/close operation of the first and second injectors, wherein at a start of the fuel cell system, (i) when pressure in the upstream of the first and second injectors is greater than the first maximum valve-openable pressure but is less than or equal to the second maximum valve-openable pressure, the controller opens the second injector, and (ii) when the pressure in the upstream of the first and second injectors is less than or equal to the first maximum valve-openable pressure, the controller opens the first injector or the second injector.
    • 一种用于燃料电池系统的气体供应装置,包括:配置成具有第一最大阀开启压力的第一注射器; 第二喷射器,其与所述第一喷射器并联布置,并且被配置为具有比所述第一喷射器更低的流速和比所述第一最大阀打开压力更大的第二最大阀打开压力; 第一压力传感器位于第一和第二喷射器的上游; 以及控制器,被配置为控制第一和第二喷射器的打开/关闭操作,其中在燃料电池系统的启动时,(i)当第一和第二喷射器的上游中的压力大于第一最大阀门可打开 压力小于或等于第二最大阀门可打开压力,则控制器打开第二喷射器,和(ii)当第一和第二喷射器的上游压力小于或等于第一最大阀 - 可打开的压力,控制器打开第一个注射器或第二个注射器。