| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fuel cell system enabling stable operation over a long period. <P>SOLUTION: The fuel cell system 1 is equipped with a power generating part 5 having a plurality of laminated cells, a fuel supply part 4 which supplies fuel to the cells and in which a fuel supply amount is adjustable, an air supply part 3 which supplies air to the cells and in which an air supply amount is adjustable, a cell voltage monitoring part 8 to monitor an output voltage of at least one cell out of the plurality of cells, a load adjustment part 7 to adjust a load current extracted from the power generating part 5, and a control part 9 to measure a time from a time point the load current was adjusted from a first value to a second value, until a time the output voltage becomes to have the minimum value, and to control at least one of the air supply amount and the fuel supply amount according to the measured time. <P>COPYRIGHT: (C)2010,JPO&INPIT |
