| 摘要 |
<P>PROBLEM TO BE SOLVED: To drive a load circuit in which power consumption varies using electric power outputted in parallel from a fuel cell and a secondary battery. <P>SOLUTION: An electronic equipment system is equipped with a first DC/DC converter circuit 22 boosting an output from a fuel cell stack 21 and controlling a current value of output current, a second DC/DC converter circuit 12 having a discharge mode, boosting an output from the secondary battery 11 in the discharge mode, and controlling a voltage value of output voltage according to the current value of the output current, and a combining circuit 13 for combining the output of the first DC/DC converter circuit with the output of the second DC/DC converter circuit. <P>COPYRIGHT: (C)2008,JPO&INPIT |
