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    • 2. 发明授权
    • Fuel cell system, method of starting fuel cell system
    • 燃料电池系统,燃料电池系统启动方法
    • US08039154B2
    • 2011-10-18
    • US10561386
    • 2004-08-24
    • Junji MoritaMakoto UchidaYasushi SugawaraTakayuki UrataShinya KosakoTakahiro UmedaSoichi ShibataYoichiro TsujiMasataka OzekiAkinari NakamuraYoshikazu Tanaka
    • Junji MoritaMakoto UchidaYasushi SugawaraTakayuki UrataShinya KosakoTakahiro UmedaSoichi ShibataYoichiro TsujiMasataka OzekiAkinari NakamuraYoshikazu Tanaka
    • H01M8/04
    • H01M8/0606H01M8/04231H01M8/04365H01M8/04388H01M8/04395H01M8/04425H01M8/04559H01M8/04649H01M8/04746H01M8/04776H01M8/04955H01M2008/1095
    • Problems of acceleration of drying of electrolyte membrane and local reaction, etc. can be properly coped with to attain the stabilization of performance of fuel cell.There are provided a fuel cell 121 which generates electric power from a fuel gas and an oxidizing agent gas, a fuel gas feed pipe 161 and a first switch valve 129 as fuel gas supplying unit which supplies the said fuel gas into the said fuel cell on the anode side thereof, an oxidizing gas supplying pipe 162 and a second cut-off valve 131 as oxidizing agent gas supplying unit which supplies the said oxidizing agent into the said fuel cell on the cathode side thereof, a raw material gas supplying pipe 151 and a third switch valve 143 as raw material gas supplying unit which supplies raw material of the said fuel gas into the fuel cell and a control portion 127 which controls the supply of the said fuel gas, the supply of the said oxidizing agent and the supply of the said raw material and the control portion 127 controls during the starting of electricity generation of the fuel cell 121 such that the said raw material gas supplying unit purges the fuel cell 121 at least on the cathode side thereof with the said raw material gas before the oxidizing agent gas supplying unit and the fuel gas supplying unit supply the fuel gas and the said oxidizing agent gas into the fuel cell 121, respectively.
    • 可以适当应对电解质膜干燥加速和局部反应等问题,以达到燃料电池性能的稳定。 设置有从燃料气体和氧化剂气体产生电力的燃料电池121,作为燃料气体供给单元的燃料气体供给管161和第一切换阀129,将燃料气体供给到所述燃料电池中 其阳极侧,氧化剂气体供给管162和作为氧化剂气体供给单元的第二截止阀131,其将所述氧化剂供给到阴极侧的所述燃料电池中,原料气体供给管151和 作为将燃料气体的原料供给燃料电池的原料气体供给部的第三切换阀143以及控制部127,控制部127控制所述燃料气体的供给,所述氧化剂的供给和供给 所述原料和控制部127在燃料电池121的发电开始期间进行控制,使得所述原料气体供给单元至少在阴极上清除燃料电池121 在氧化剂气体供给单元和燃料气体供给单元之间分别将燃料气体和所述氧化剂气体供应到燃料电池121中的同时与所述原料气体一起。