Hybrid car power supply apparatus

摘要

The hybrid car power supply apparatus is provided with a battery system having a driving battery to run an electric motor to drive the vehicle, an inverter to drive the electric motor with the driving battery, and an automotive battery. The battery system houses a charging circuit to charge the driving battery with the automotive battery. The charging circuit charges the driving battery with the automotive battery when remaining driving battery capacity becomes low. The charged driving battery runs the electric motor to start the engine.