Patent ID: 11876396
Assignee: BYD COMPANY LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  H  Y | IPC B  H

Claim 8:
9. The power battery charging method according to claim 8, wherein the power supply module, the first switch module, the three-phase alternating current motor, and the three-phase inverter form a charging loop, and the power supply module, the first switch module, the three-phase alternating current motor, the three-phase inverter, and the power battery form a discharging loop; and
the controlling the three-phase inverter so that a process of charging the three phase coils of the three-phase alternating current motor by the power supply module and a process of discharging the power battery by the power supply module and the three phase coils of the three-phase alternating current motor are alternately performed comprises:
controlling the three-phase inverter to perform alternate closing on the charging loop and the discharging loop.