| 主权项 |
1. An electric motor vehicle comprising:
a battery; an inverter; an electric motor configured to be driven by output of the inverter, the electric motor being used to run the electric motor vehicle; a power supply circuit configured to convert alternating current that the electric motor serving as a generator generates into direct current, the power supply circuit including a transformer and a voltage regulator, the transformer including a primary coil and a secondary coil, the primary coil being connected to the electric motor, and the voltage regulator being configured to adjust output of the secondary coil to a predetermined direct-current voltage; and a controller configured to be alternatively supplied with electric power from the battery and the power supply circuit and to control switching elements of the inverter, wherein the controller is configured to be supplied with electric power from the power supply circuit and control the switching elements, when (i) at least one of the switching elements has short-circuit failure, (ii) a neutral range has been selected at a shift selector of the electric motor vehicle, and (iii) the electric motor is rotating. |
