A power conversion device may include a first inverter to which a first end of each phase winding of the electric motor is coupled; a second inverter to which a second end of each phase winding is couple& a first phase isolation relay circuit structured to switch between connection and disconnection of the one end of each phase winding to and from the first inverter; and a first neutral point relay circuit to which the one end of each phase winding is coupled and which is structured to switch between connection and disconnection of the one end of each phase winding to and from the one end of each other phase winding.
POWER CONVERSION DEVICE, MOTOR DRIVE UNIT, ELECTRIC POWER STEERING DEVICE, AND RELAY MODULE
2019-03-14
Patent
Elektronische Ressource
Englisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen |
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