The invention provides a torque estimation method and device, a vehicle and a storage medium, the method is applied to the vehicle, and the method comprises the following steps: identifying a non-failure motor sensor in a three-phase current sensor and a rotor position sensor; determining state parameters of the motor at the current moment according to the detection parameters of the non-failure motor sensor; and estimating the output torque of the motor at the current moment according to the state parameters of the motor at the current moment. According to the method, torque estimation precision can be maintained under the condition that the sensor fails, stable operation of the system is maintained, and the vehicle safety and performance requirements are met.
本申请提供了扭矩估算方法、装置、车辆和存储介质,该方法应用于车辆,该方法包括:识别三相电流传感器和转子位置传感器中的非失效电机传感器;根据所述非失效电机传感器的检测参数确定当前时刻电机的状态参数;根据所述当前时刻电机的状态参数估算当前时刻电机的输出扭矩。该方法能够在传感器失效情况下保持扭矩估算精度,维持系统稳定运行,满足车辆安全性和性能要求。
Torque estimation method and device, vehicle and storage medium
扭矩估算方法、装置、车辆和存储介质
2024-11-12
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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