| 摘要 |
The present power converter enables to improve the environment surrounding gate control circuits, improve the maintenance performance and reduce the weight of the power converter. A power converter unit 6 including semiconductor devices constituting a three-phase inverter 3 for a power converter circuit, a plurality of gate control circuits 7 for supplying gate signals to the semiconductor devices, and a filter capacitor connected between DC terminals P and N of the power converter circuit are stored in a common box 20, wherein the filter capacitor constitutes an integrated structure with the semiconductor cooling unit, and the plurality of gate control circuits 7 are arranged on the lower side of the filter capacitor. |
