作者: Takashi Ikimi , Naoshi Sugawara , Akira Kikuchi , Keizo Shimada
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摘要: An electric drive vehicle having an induction motor for braking or driving wheels, a controller controlling the motor, and mechanical brakes wherein while is in halt state that breaks are not operating, applies DC voltage AC frequency range of −1 Hz to +1 stator make generate torque stopping maintain state.