High voltage power supply device

The utility model discloses a high voltage power supply device relates to electric automobile power supply field, and high voltage power supply device includes power battery, in -wheel motor module, main control unit and the direct current contactor who is connected with main control unit, the in -wheel motor module includes in -wheel motor controller and two coaxial in -wheel motor, and the in -wheel motor controller is used for controlling two in -wheel motor, power battery passes through direct current contactor and in -wheel motor controller series connection, main control unit is used for controlling the direct current contactor disconnection with closed. Controlling being connected of power battery and in -wheel motor controller through the disconnection of main control unit control direct current contactor with closed from this, having realized two in -wheel motor's of simultaneous control power supply, the too big vehicle yaw that arouses of output torque difference is taken turns in controlling of ha