| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a relatively compact humidifying device capable of making supplied gas in a high temperature high humidity state in a humidifier for humidifying supply gas to a fuel cell. <P>SOLUTION: The fuel cell, a cooling circuit for cooling the fuel cell, and the humidifier 109 arranged on the cooling circuit and humidifying gas by heating and vaporizing water with exhaust heat of the fuel cell are installed, the humidifier 109 has a supply gas passage 107 flowing the supply gas, a humidifying water passage 110 flowing humidifying water for humidifying the supply gas, and a cooling water passage 106 for heating the humidifying water with cooling liquid circulating through the fuel cell and the humidifier, the cooling water passage 106 of at lest two channels is installed to independently flow, a region for separately heat-exchanging the cooling liquid and the humidifying water is installed, the humidifying water is heated, and then the supply gas is humidified. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
