A power converter for a railway vehicle includes: an inverter that converts direct-current power into alternating-current power for a driving motor; and a control unit that controls operation of the inverter. The inverter includes: a power module on which a plurality of switching elements are mounted; a cooler that cools the power module; and a cooling blower that supplies cooling air to the cooler. The control unit controls rotational speed of the cooling blower on the basis of first information relating to an increase in temperature of the power module.
POWER CONVERTER FOR RAILWAY VEHICLE
15.08.2024
Patent
Elektronische Ressource
Englisch