The invention relates to the technical field of data processing, and discloses a commercial vehicle road adhesion coefficient calculation method, device and equipment and a storage medium, and the commercial vehicle road adhesion coefficient calculation method comprises the steps: firstly building a vehicle dynamics model and a Dugoff tire model, then carrying out the state estimation through the measurement data of a sensor, the method comprises the following steps: acquiring state estimation data, acquiring tire stress information by using the state estimation data to obtain a road adhesion coefficient estimation equation, performing parameter calibration by the estimator by using a Kalman filtering algorithm, and operating to obtain an accurate road adhesion coefficient estimation result. Through the method, the measurement cost of road adhesion coefficient estimation can be effectively reduced, more accurate information is provided for vehicle control through the state estimator and the adhesion coefficient estimator, the active safety performance of a commercial vehicle is improved, and therefore the driving stability and safety of the whole vehicle are improved.

    本发明涉及数据处理技术领域,公开了一种商用车路面附着系数计算方法、装置、设备及存储介质,商用车路面附着系数计算方法包括:通过先构建车辆动力学模型与Dugoff轮胎模型,然后利用传感器测量数据进行状态估计,然后利用状态估算数据获取轮胎受力信息,进而得到路面附着系数估计方程,然后该估计器利用卡尔曼滤波算法进行参数校准,运行后即可得到准确的路面附着系数估计结果。通过该方法,可以有效地降低路面附着系数估计的测量成本,通过状态估计器和附着系数估计器为车辆控制提供更为精准的信息,提高商用车的主动安全性能,从而提升整车的驾驶稳定性和安全性。


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    Title :

    Commercial vehicle road adhesion coefficient calculation method, device and equipment and storage medium


    Additional title:

    商用车路面附着系数计算方法、装置、设备及存储介质


    Contributors:
    LI CHAO (author) / LING WENQUAN (author) / HE SHUILONG (author) / WANG SHANCHAO (author)

    Publication date :

    2024-08-16


    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 / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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