The invention discloses a sliding energy recovery control method and system, a vehicle and a readable storage medium, and belongs to the technical field of automobiles. The method comprises the steps that preset parameters and effective acceleration of a target vehicle are obtained; according to preset parameters and the effective acceleration, estimation processing is carried out through a vehicle mass estimation model; judging whether at least one effective mass exists in a preset duration or not, and if the at least one effective mass exists in the preset duration, calculating a mass estimation value of the target vehicle; based on the mass estimation value and a preset target deceleration, determining a feedback torque of the driving motor; determining the maximum feedback torque allowed by the battery according to the battery parameters; the maximum feedback torque allowed by the motor is determined according to the parameters of the driving motor, the final feedback torque of the motor is determined according to the feedback torque of the driving motor, the maximum feedback torque allowed by the battery and the maximum feedback torque allowed by the motor, and sliding energy recovery is carried out, and the purpose that the target vehicle has relatively consistent deceleration under different loads can be achieved.

    本申请公开了一种滑行能量回收控制方法、系统、车辆和可读存储介质,属于汽车技术领域,方法包括获取目标车辆的预设参数和有效加速度;根据预设参数和有效加速度,通过车辆质量估算模型进行估算处理;判断预设时长内是否存在至少一个有效质量,若判定预设时长内存在至少一个有效质量,计算目标车辆的质量估算值;基于质量估算值和预设的目标减速度,确定驱动电机回馈扭矩;根据电池参数确定电池允许的最大回馈扭矩;根据驱动电机参数确定电机允许的最大回馈扭矩,根据驱动电机回馈扭矩、电池允许的最大回馈扭矩和电机允许的最大回馈扭矩,确定电机最终回馈扭矩进行滑行能量回收,本申请能够实现目标车辆在不同载荷下都有相对一致的减速度。


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    Titel :

    Sliding energy recovery control method and system, vehicle and readable storage medium


    Weitere Titelangaben:

    滑行能量回收控制方法、系统、车辆和可读存储介质


    Beteiligte:
    HU BIN (Autor:in) / XIE MINGRUI (Autor:in) / LI XIAOTING (Autor:in) / ZHONG WEIWEI (Autor:in)

    Erscheinungsdatum :

    27.12.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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