Patent ID: 9086333
Filing Date: 2015-07-21
Classification: B60K,B60W,G01M,Y02T

Abstract:
1. An electric vehicle motor examination system, comprising: a dynamometer mechanically coupled to an output shaft of a motor that is used in an electric vehicle or a hybrid electric vehicle; a power supply unit configured to supply power to the motor or the dynamometer; a motor examination circuit configured to selectively supply the power of the power supply unit to the dynamometer and the motor; a battery charge and discharge circuit connected with a battery that is used in the electric vehicle or the hybrid electric vehicle, configured to supply the power of the power supply unit to the battery or discharge the power of the battery; a battery motor connection circuit connecting the battery with the motor and configured to supply the power of the battery to the motor; and a circuit switching mechanism configured to alternately switch among a first motor examination mode, a second motor examination mode, and a battery charge and discharge mode, wherein: