公开(公告)号：US20220360183A1

公开(公告)日：2022-11-10

申请号：US17622188

申请日：2020-06-18

Applicant: BYD COMPANY LIMITED

Inventor： Luhui XU ,  Zhiyong DU ,  Jiawei WAN ,  Caiwen LI

IPC: H02M3/335

Abstract: An energy conversion apparatus, a power system, and a vehicle are provided. The energy conversion apparatus includes a motor coil (11) and a bridge arm converter (12). The bridge arm converter (12) is connected to an external battery (200) and an external charging port (10). The motor coil (11) is connected to the external charging port (10), and the motor coil (11) includes a plurality of phase windings, each phase winding includes N coil units, first ends of the N coil units of each phase winding are connected together and then connected to a corresponding phase bridge arm of the plurality of phase bridge arms, and second ends of coil units in each phase winding are connected to second ends of corresponding coil units in other phase windings and then selectively connected to the charging port (10).