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    • 1. 发明申请
    • FUEL CELL SYSTEM
    • 燃油电池系统
    • US20100112404A1
    • 2010-05-06
    • US12532975
    • 2008-03-13
    • Norio YamagishiYoshiaki NaganumaKazuyuki Oikawa
    • Norio YamagishiYoshiaki NaganumaKazuyuki Oikawa
    • H01M8/04
    • H01M8/04007H01M8/04097
    • An object of the present invention is to provide a fuel cell system capable of raising the temperature of a discharge valve and restraining the discharge valve from freezing by a simple structure. The fuel cell system has a circulation system for circulating hydrogen off gas, which is discharged from a fuel cell, to the fuel cell, an exhaust/drain valve for discharging a fluid passing through the circulation system to the outside, and a refrigerant flow path through which a refrigerant, which is circulated to the fuel cell, flows. The exhaust/drain valve has a valve body provided with a flow path which interconnects the interior of the circulation system and the outside. A part of the refrigerant flow path is provided by penetrating the valve body so as to be independent of the flow path.
    • 本发明的目的是提供一种能够通过简单的结构提高排出阀的温度并抑制排出阀冻结的燃料电池系统。 燃料电池系统具有循环系统,用于将从燃料电池排出的氢气排出到燃料电池,用于将通过循环系统的流体排放到外部的排气/排放阀,以及制冷剂流动路径 循环到燃料电池的制冷剂通过该流体流动。 排气/排放阀具有设置有将循环系统的内部与外部相连的流路的阀体。 制冷剂流路的一部分通过贯穿阀体而与流路无关地设置。
    • 3. 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。
    • 5. 发明申请
    • FUEL CELL SYSTEM AND ITS CONTROL METHOD
    • 燃料电池系统及其控制方法
    • US20090269630A1
    • 2009-10-29
    • US12374520
    • 2007-07-06
    • Koji KatanoNorio YamagishiAkihisa Hotta
    • Koji KatanoNorio YamagishiAkihisa Hotta
    • H01M8/04
    • 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。
    • 9. 发明授权
    • Fuel cell system with an injector and having a failure detection device for the injector and a pressure sensor upstream of the injector
    • 具有喷射器并且具有用于喷射器的故障检测装置和在喷射器上游的压力传感器的燃料电池系统
    • US08105730B2
    • 2012-01-31
    • US12438410
    • 2007-07-06
    • Koji KatanoNorio YamagishiAkihisa Hotta
    • Koji KatanoNorio YamagishiAkihisa Hotta
    • H01M8/04
    • H01M8/04089H01M8/04201H01M8/04373H01M8/04388H01M8/04776
    • A fuel cell system having a fuel cell, a fuel supply flow path for allowing a fuel gas supplied from a fuel supply source to flow to the fuel cell, an on-off valve for regulating the state of the gas on the upstream side of the fuel supply flow path to supply it to the downstream side, failure detection means for detecting whether the on-off valve has a closure failure, a pressure sensor for detecting the pressure value of the fuel gas on the upstream side of the on-off valve, and determination condition setting means for setting, based on the pressure value detected by the pressure sensor, the conditions of determination of the closure failure of the on-off valve. The failure detection means determines whether the on-off valve has the closure failure, based on the closure failure determination conditions set by the determination condition setting means.
    • 一种具有燃料电池的燃料电池系统,用于允许从燃料供给源供应的燃料气体流向燃料电池的燃料供给流路,用于调节燃料电池的上游侧的气体的状态的开关阀 用于将其供给到下游侧的燃料供给流动路径,用于检测开闭阀是否具有闭合故障的故障检测装置,用于检测开关阀上游侧的燃料气体的压力值的压力传感器 以及确定条件设定装置,用于根据由压力传感器检测的压力值设定开关阀的关闭故障的判定条件。 故障检测装置基于由确定条件设置装置设置的关闭故障确定条件来确定开关阀是否具有闭合故障。
    • 10. 发明授权
    • Valve
    • US07758020B2
    • 2010-07-20
    • US11283683
    • 2005-11-22
    • Tomoyoshi KobayashiNorio Yamagishi
    • Tomoyoshi KobayashiNorio Yamagishi
    • F16K1/36
    • H01M8/04089F16K1/385Y10S251/90
    • A valve in which durability of a sealing member made from an elastic material can be increased and sealing capability can be advantageously maintained over a wide range from a large differential pressure to a low differential pressure. A valve (100), in which a valve disc (1) and a valve seat (2) are brought into close contact via a sealing member (5) composed of an elastic material and provided at the valve disc (1) or valve seat (2), comprises a throttle section (30) defined by the shape of at least one of the valve disc (1) and valve seat (2). The throttle section (30) narrows a flow passage formed between the valve disc (1) and valve seat (2) and is provided near the sealing member (5). The flow passage narrowed by the throttle section (30) is so set that narrowing preferentially proceeds in the flow passage in close proximity to the sealing member (5) during the closing operation of the valve disc (1).
    • 可以提高由弹性材料制成的密封构件的耐久性并且可以在从大压差到低压差的宽范围内有利地保持密封能力的阀。 其中阀片(1)和阀座(2)通过由弹性材料构成并设置在阀盘(1)或阀座(1)的密封构件(5)紧密接触的阀门(100) (2)包括由所述阀盘(1)和阀座(2)中的至少一个的形状限定的节流部(30)。 节流部(30)使形成在阀盘(1)与阀座(2)之间的流路变窄,并设置在密封部件(5)附近。 通过节流部(30)变窄的流路被设定为在阀盘(1)的关闭动作期间,密闭部件(5)附近的流路优先进行变窄。