| 摘要 |
<P>PROBLEM TO BE SOLVED: To save space of a humidifier tank and control water temperature in the humidifier tank with good responsiveness. <P>SOLUTION: A fuel cell system includes: a solid polymer fuel cell 2 and a humidifier tank 9 which humidifies hydrogen by bubbling and supplies hydrogen to the fuel cell 2. The fuel cell system includes: a water supply tank 10 having a heater 14 heating water supply to the humidifier tank 9; a humidification water circulation path 11 supplying water supply in the water supply tank 10 while circulating the water supply to the humidifier tank 9; a coolant circulation path 12 heating the water supply in the water supply tank 10 with heat obtained by a cooling part 7 of the fuel cell 2; and a control unit which energizes the heater 14 and drives a first circulation pump 17 of the humidification water circulation path 11 when the fuel cell 2 is activated, the control unit which drives a second circulation pump 18 of the coolant circulation path 12 after the fuel cell 2 is activated. <P>COPYRIGHT: (C)2013,JPO&INPIT |
