Motor control system and method for electric cars

The present invention provides an electric vehicle motor control system, comprising: a controller unit, a first driving unit, a second drive unit, the first and second motors; said controller means receives a vehicle speed signal and the throttle signal, the accelerator signal is active, depending on whether the size of the vehicle speed signal is greater than a predetermined vehicle speed value, the controller unit controls the first driving unit and the second operating state of the drive unit to achieve a first motor or the second motor operation. The present invention achieves the dual-motor operation switching, thereby achieving time-sharing, functions as both the protection of the motor, and the maximum energy savings.