| 摘要 |
<p>Provided is a power conversion device comprising a line breaker connected in series with a DC power source, a first condenser connected in parallel with the DC power source through the line breaker, a discharge circuit having a resistor and a first switching circuit connected in series, and connected in parallel with the first condenser, a power converter for driving a synchronizer, a second condenser connected in parallel with the DC side-power converter, a second switching circuit connected in series between the first condenser and the second condenser, and a control circuit for controlling the discharge circuit. The control circuit controls the discharge circuit on the basis of the voltage of the first condenser and the voltage of the second condenser.</p> |
