The invention discloses an automatic driving vehicle speed limiting device and method, and relates to the technical field of automatic driving. The device comprises a braking system, a driving system, a control system and a whole vehicle controller, the braking system comprises a braking controller and a braking executing mechanism, and the braking controller can control the braking executing mechanism to achieve vehicle braking; the driving system comprises a driving controller and a driving motor, and the driving controller can control the driving motor to drive and brake the vehicle; the control system is used for determining the speed limit demand of the vehicle according to the road condition and the speed limit sign of the road; the vehicle control unit is used for determining a speed limiting target value of the vehicle according to the vehicle gear, the vehicle state and the speed limiting requirement, and controlling the driving system to conduct vehicle acceleration control and vehicle speed control or controlling the braking system to conduct braking according to the speed limiting target value so as to achieve speed limiting of the vehicle. According to the automatic driving vehicle speed limiting device, the vehicle speed limiting requirements under different working conditions can be met.

    本发明公开了一种自动驾驶车辆限速装置和方法,涉及自动驾驶技术领域。该装置包括刹车系统、驱动系统、控制系统和整车控制器;刹车系统包括刹车控制器和刹车执行机构,刹车控制器能够控制刹车执行机构实现车辆刹车;驱动系统包括驱动控制器和驱动电机,驱动控制器能够控制驱动电机实现车辆的驱动和制动;控制系统用于根据道路状况和道路的限速标志,确定车辆的限速需求;整车控制器用于根据车辆档位、车辆状态、及限速需求,确定车辆的限速目标值,并根据该限速目标值,控制驱动系统进行车辆加速度控制和车速控制,或者控制刹车系统进行刹车,实现对车辆的限速。根据本发明实施例的自动驾驶车辆限速装置,能够实现不同工况下的车辆限速需求。


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    Title :

    Speed limiting device and method for automatic driving vehicle


    Additional title:

    自动驾驶车辆限速装置和方法


    Contributors:
    MENG SHUXING (author) / QIU DONGHAI (author) / DONG YAJUN (author) / ZHONG YUNBING (author) / YANG HONG (author)

    Publication date :

    2022-11-29


    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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