| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fuel cell system and a state detection method of a fuel cell, easily discriminating a cell of causing abnormality or likely to cause the abnormality. <P>SOLUTION: The fuel cell system (100) has a fuel cell stack (10) of laminating a plurality of cell groups including one or more of cells (11), a voltage detecting means (41) for detecting cell group voltage of a plurality of respective cell groups, and a determining means (52) for determining whether or not the cell group voltage of the cell groups of a determining object is determining voltage or less obtained based on an average value and a standard deviation of the cell group voltage of the population composed of at least two or more among the plurality of cell groups. <P>COPYRIGHT: (C)2010,JPO&INPIT |
