Start difunctional circuit of drive / rectification that power generating equipment used

The utility model provides a start difunctional circuit of drive / rectification that power generating equipment used, include the contravariant bridge drive circuit parallelly connected with the battery, contravariant bridge drive circuit is connected to form by six field effect transistor, a field effect transistor is connected synchronous generator winding A interface with the bridge arm output that fourth field effect transistor forms, the 2nd field effect transistor is connected synchronous generator winding B interface with the bridge arm output that the 5th field effect transistor forms, the 3rd field effect transistor is connected synchronous generator winding C interface with the bridge arm output that the 6th field effect transistor forms, freewheeling circuit includes six freewheeling diode, and each freewheeling diode and a field effect transistor are parallelly connected, battery and steady voltage capacitance parallel connection, the utility model discloses combine motor -drive circuit and recti