| 摘要 |
<P>PROBLEM TO BE SOLVED: To ensure sealing characteristics of a pressure valve sustaining a valve-closed state of a shutoff valve even under a low temperature. <P>SOLUTION: The system includes: branch channels 33x, 33y, 33z for supplying an oxidation gas to each of valves 37, 38, 39 provided in an air supply channel 33, an air discharge channel 34 and a humidifier bypass channel 36 in order to open and close the valves; switch valves 37a, 38a, 39a and degassing valves 37b, 37c, 38b, 38c, 39b, 39c provided in the respective branch channels for sustaining a pressure of an oxidization gas supplied to the branch channels to the shutoff valves; and a control section 4 adapted to control each switch valve and each degassing valve and cause each branch channel to send out an oxidation gas compressed by a compressor 31 during operation of a fuel cell system 1. <P>COPYRIGHT: (C)2009,JPO&INPIT |
