The invention relates to a vehicle speed calculation method and device and a vehicle, and relates to the technical field of vehicle speed calculation, and the vehicle speed calculation method comprises the steps: obtaining the acceleration of each wheel according to the obtained wheel speed of each wheel; according to the acceleration of each wheel and the obtained longitudinal acceleration of the whole vehicle, a credible value of each wheel speed is obtained, and the credible values comprise a first credible value representing that the wheel speed is credible and a second credible value representing that the wheel speed is not credible; determining a vehicle speed calculation method according to the credible value, the longitudinal acceleration of the whole vehicle, and the acquired required torque and steering wheel angle of the whole vehicle; outputting a target vehicle speed according to the vehicle speed calculation method; the vehicle speed calculation method comprises a first calculation method adopting integral calculation and a second calculation method adopting equivalent calculation.

    本公开涉及一种车速计算方法、装置及车辆,涉及车速计算技术领域,所述车速计算方法包括:根据获取到的每一车轮的轮速,得到每一车轮的加速度;根据所述每一车轮的加速度和获取到的整车纵向加速度,得到每一所述轮速的可信值,所述可信值包括表征所述轮速可信的第一可信值和表征所述轮速不可信的第二可信值;根据所述可信值、所述整车纵向加速度、获取到的整车需求扭矩和方向盘转角,确定车速计算方法;根据所述车速计算方法,输出目标车速;其中,所述车速计算方法包括采用积分计算的第一计算方法和采用等效计算的第二计算方法。


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    Titel :

    Vehicle speed calculation method and device and vehicle


    Weitere Titelangaben:

    车速计算方法、装置及车辆


    Beteiligte:
    LING HEPING (Autor:in) / WANG NING (Autor:in) / FU LUO (Autor:in) / ZHOU BINHAO (Autor:in) / WU BAOLIANG (Autor:in)

    Erscheinungsdatum :

    02.01.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    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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