The invention relates to a vehicle torque control system and method fused with active-disturbance-rejection feedback control, in particular to the technical field of vehicle engineering.The vehicle torque control system comprises a feedforward module used for conducting driving force calculation and theoretical torque calculation on a vehicle to obtain engine output torque, and the engine output torque serves as a feedforward value; the feedback module is used for calculating a feedback value of the torque through observation of a tracking differentiator, an expansion state observer and an error feedback controller; the correction module is used for correcting the feedforward value according to the feedback value to obtain a target torque value; and the control module is used for transmitting the target torque value T'to a vehicle engine management system and controlling the vehicle to operate at the target torque value T '. According to the vehicle torque control system and method fusing active-disturbance-rejection feedback control, the influence caused by errors of a theoretical formula and sensor measurement in the process of converting the acceleration into the torque value is solved, and the result accuracy and the control efficiency are improved.

    本发明涉及一种融合自抗扰反馈控制的车辆扭矩控制系统和方法,尤其涉及车辆工程技术领域,包括前馈模块,用以对车辆进行驱动力计算和理论扭矩计算得到发动机输出扭矩,将发动机输出扭矩作为前馈值;反馈模块,用以通过跟踪微分器、扩张状态观测器和误差反馈控制器的观测,计算得到扭矩的反馈值;校正模块,用以根据所述反馈值对所述前馈值进行校正,以获取目标扭矩值;控制模块,用以将所述目标扭矩值T’传输至车辆发动机管理系统,控制车辆以所述目标扭矩值T’运行。本发明提供的融合自抗扰反馈控制的车辆扭矩控制系统和方法解决加速度转为扭矩值的过程中,理论公式与传感器测量的误差带来的影响,提高结果的准确性和控制效率。


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    Title :

    Vehicle torque control system and method fused with active disturbance rejection feedback control


    Additional title:

    一种融合自抗扰反馈控制的车辆扭矩控制系统和方法


    Contributors:
    JIANG ZIMING (author) / LYU YING (author) / QU BAIXUE (author) / FU RENTAO (author) / QI XU (author) / PEI LISHAN (author)

    Publication date :

    2023-08-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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