| 摘要 |
<P>PROBLEM TO BE SOLVED: To make a fuel battery vehicle compact while preventing a decrease in operational efficiency and reducing the cost required for configuration. <P>SOLUTION: The fuel battery vehicle includes first through third lines L1, L2 and L3 having different potentials, a battery circuit 10a where the fuel battery stack 11 of a main power supply is connected in series with the battery 12 of a sub-power supply, and the first DC-DC converter 13 where the opposite ends of the battery circuit 10a are connected with the first line L1 and third line L3, the joint of the fuel battery stack 11 and the battery 12 is connected with the second line L2, the first DC-DC converter 13 has the primary side connected with the second line L2 and third line L3 and the secondary side connected with the first line L1 and third line L3, the current-voltage characteristic of the main power supply crosses the current-voltage characteristic of the sub-power supply, and a drive motor inverter 15 is connected with the second line L2 and third line L3. <P>COPYRIGHT: (C)2011,JPO&INPIT |
