The invention relates to the technical field of intelligent driving, and discloses an energy-saving control method, device and system for an intelligent driving vehicle, and the method comprises the steps: taking energy consumption cost as an optimization target, and building a future vehicle speed planning model considering the dynamic interaction characteristics of a driving scene; based on the interaction strength of the driving scene, the vehicle speed planning model is solved through vehicle speed planning rolling optimization oriented to the multi-mode long period-short time domain, and an optimal vehicle speed curve is obtained; according to the planned vehicle speed, the traction power requirement is calculated, power distribution between an engine and a motor in the hybrid power system is optimized, and the optimal track of the working torque and the rotating speed of the engine and the motor is obtained. According to the method, the vehicle driving energy consumption and the driving scene interaction strength are comprehensively considered, the energy consumption of the intelligent driving vehicle can be reduced in the urban complex driving scene, and meanwhile, the driving safety is guaranteed.

    本申请涉及智能驾驶技术领域,公开一种智能驾驶车辆节能控制方法、装置及系统,该方法以能耗成本为优化目标,建立考虑行驶场景动态交互特性的未来车速规划模型;基于行驶场景的交互强弱,利用面向多模式长周期‑短时域的车速规划滚动优化求解车速规划模型,得到最优车速曲线;根据规划车速计算牵引功率需求,优化混动系统中发动机和电机之间的功率分配,得到发动机和电机工作转矩、转速的最优轨迹。本申请综合考虑了车辆行驶能耗、行驶场景交互强弱,能够在城市复杂行驶场景下降低智能驾驶车辆的能源消耗,同时保障行车安全。


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    Title :

    Intelligent driving vehicle energy-saving control method, device and system


    Additional title:

    智能驾驶车辆节能控制方法、装置及系统


    Contributors:
    WANG YING (author) / LI WEILIANG (author) / WANG JINXIN (author) / LIU FUZHE (author)

    Publication date :

    2025-03-18


    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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