| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fuel cell system capable of efficiently generating power by efficiently humidifying an oxidizer. <P>SOLUTION: The fuel cell system includes: a circulation flow passage 41 for circulating a portion of cathode gas fed out of an air pump 32 and flowing toward a fuel cell 11 to an upstream side of the air pump 32; and an ejector 46 arranged on the circulation flow passage 41 to eject an air flow in the circulation passage 41 as a main flow and to eject an off-gas flow in a cathode off-gas branch passage 47 as an auxiliary flow. <P>COPYRIGHT: (C)2011,JPO&INPIT |
