| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fuel cell system in which leakage of a fuel gas can be detected appropriately and in which a maintenance load can be reduced. <P>SOLUTION: The fuel cell system is composed of a fuel cell utilizing hydrogen gas as anode gas; an odorant adding means installed on an anode gas passage of the fuel cell, adding the odorant to the hydrogen gas; an odorant separating means installed at the more downstream side than that of the odorant adding means on the gas passage of the fuel cell and which separates the odorant in a supplied gas; and an odorant recycling means of supplying the odorant separated by the odorant separating means to the odorant adding means. <P>COPYRIGHT: (C)2007,JPO&INPIT |
