FIELD: transportation.
SUBSTANCE: according to the first version this vehicle electric power supply system includes the first switch for electric connection of battery with inverter, control unit to control energy conversion by means of matrix converter and to control opening and closing the first switch depending on energy conversion by matrix converter. According to the second version this vehicle electric power supply system includes control unit to control energy conversion by means of matrix converter and to control inverter depending on energy conversion by matrix converter.
EFFECT: efficiency improvement.
16 cl, 6 dwg
