电动车辆动力总成扭矩响应时间试验方法及其试验装置

本发明公开了一种电动车辆动力总成扭矩响应时间试验方法及其试验装置，包括试验部件设置、DBC文件编写、CAN通道配置、原始试验数据设置、实际扭矩数据信息获取、数据信息处理后获得动力总成扭矩响应时间，且通过试验台架上的堵转装置，安装在堵转装置与驱动桥输出端扭矩传感器、用于控制驱动电机工作的电机控制器、与电机控制器连接的直流电源模块和试验控制单元来实现。本发明解决了目前电动车辆没有关于动力总成扭矩响应时间试验方法的问题，能够对电动车辆的动力总成的扭矩响应时间进行试验，为电动车辆的动力性能、驾驶性能以及紧急情况下的车辆响应等提供了有力的数据参考。 The invention discloses an electric vehicle power assembly torque response time test method and a test device thereof. The method comprises the steps of test part setting, DBC file writing, CAN channel configuration, original test data setting, actual torque data information obtaining, and power assembly torque response time obtaining after data information processing. The method is realized through a locked rotor device on a test bench, torque sensors installed at the locked-rotor device and the output end of the drive axle, a motor controller for controlling a drive motor to work, and a direct-current power module and a test control unit which are connected with the motor controller. The problem that no method for testing the torque respon