Fuel cell automobile gas supply system

The utility model discloses a fuel cell automobile gas supply system, including filter I, three -way valve I, compressor, three -way valve II, three -way valve III, filter II, fuel cell and gas pitcher, three -way valve I, three -way valve II and three -way valve III are connected with the output of controller respectively. The utility model discloses a rational design air supply line and air supplying method adopt the separate unit compressor to satisfy fuel cell air feed and braking system air feed. This gas supply system can solve fuel cell automobile and need two compressor's disadvantageto fuel cell and braking system air feed, can effectively simplify fuel cell automobile equipment quantity and complexity, reduces the whole quality of passenger train, increases driving distance. 本实用新型公开了种燃料电池汽车供气系统，包括过滤器Ⅰ、三通阀Ⅰ、压缩机、三通阀Ⅱ、三通阀Ⅲ、过滤器Ⅱ、燃料电池和气罐；三通阀Ⅰ、三通阀Ⅱ和三通阀Ⅲ分别与控制器的输出端连接。本实用新型通过合理设计供气管路及供气方式，采用单台压缩机满足燃料电池供气及刹车系统供气。该供气系统可解决燃料电池汽车针对燃料电池及刹车系统供气需两台压缩机的弊病，可有效简化燃料电池汽车设备数量及复杂程度，降低客车整体质量，增加行驶里程。