The invention relates to a bus voltage control method and device, electronic equipment, a storage medium and a vehicle, and relates to the technical field of hybrid electric vehicles, and the method comprises the following steps: controlling a generator to enter a bus voltage control mode; obtaining the required torque of the generator according to the pre-obtained rotating speed feedback value of the generator and the total power generation power finally required by the generator; determining a control target torque value of the generator according to a current bus voltage actual value obtained in advance, a rotating speed feedback value of the generator and external characteristics of a current engine obtained through a whole vehicle CAN network; and controlling the output torque of the generator according to the control target torque value of the generator, the FOC algorithm and the SVPWM algorithm. The bus voltage is controlled by controlling the output torque of the generator, stable and rapid control over the direct-current bus voltage is achieved, it is guaranteed that a vehicle can stably run for a long time in the power battery fault disconnection state, and the driving safety is improved.
本发明涉及一种母线电压控制方法、装置、电子设备、存储介质及车辆,涉及混合动力汽车技术领域,该方法包括:控制发电机进入母线电压控制模式;根据预先获取的发电机的转速反馈值和发电机最终所需的发电总功率,得到发电机的需求转矩;根据预先获取的当前母线电压实际值,发电机的转速反馈值,以及,通过整车CAN网络获取的当前发动机的外特性,确定发电机的控制目标转矩值;根据发电机的控制目标转矩值,FOC算法,SVPWM算法,对发电机的输出转矩进行控制。本发明通过对发电机的输出转矩进行控制进而实现对母线电压控制,实现对直流母线电压的稳定快速控制,保障了车辆在动力电池故障断开状态下可长时间平稳运行,提高了行车安全。
Bus voltage control method and device, electronic equipment, storage medium and vehicle
母线电压控制方法、装置、电子设备、存储介质及车辆
2023-08-29
Patent
Electronic Resource
Chinese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern |
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