The invention relates to the field of vehicle control systems, and discloses a dynamic switching control system for improving the lateral stability of a vehicle, which comprises the following steps of: 1, constructing a vehicle follow-up model under multi-source interference; and 2, designing a dynamic switching control strategy. Aiming at the safety challenge of vehicle lateral movement under the condition of multi-source disturbance, the invention provides a vehicle lateral stability dynamic switching control method under the condition of multi-source disturbance, a follow-up model under the condition of multi-source disturbance is constructed, and the movement of a vehicle under various extreme working conditions and multi-source disturbance can be accurately simulated; and multi-mode dynamic switching control is designed to adapt to different driving conditions, and control parameters are adjusted in real time by utilizing an estimated control gain and an automatic switching mechanism, so that the coping capacity of the vehicle in a complex environment and the safety of the vehicle under an unexpected condition are improved while the transverse stability is ensured.

    本发明涉及车辆控制系统领域,且公开了一种用于提高车辆侧向稳定性的动态切换控制系统,步骤一:构建多源干扰下的车辆随动模型;步骤二:设计动态切换控制策略。针对在多源扰动条件下车辆侧向运动的安全挑战,本项发明提出了一种多源干扰下的车辆侧向稳定性动态切换控制方法,构建了多源干扰下的随动模型,能够精确地模拟车辆在各种极端工况以及多源扰动下的运动;并设计了多模式动态切换控制以适应不同驾驶条件,利用估计的控制增益和自动切换机制,实时调整控制参数,从而在确保横向稳定性的同时,提高车辆在复杂环境中的应对能力和非预期情况下的安全性。


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    Title :

    Vehicle lateral stability dynamic switching control method under multi-source interference


    Additional title:

    一种多源干扰下的车辆侧向稳定性动态切换控制方法


    Contributors:
    WANG JIE (author) / LIU ZEFU (author)

    Publication date :

    2024-10-25


    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 / G05B Steuer- oder Regelsysteme allgemein , CONTROL OR REGULATING SYSTEMS IN GENERAL



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    Klyde, David H. / Szostak, Henry T. / Owens, Keith J. et al. | SAE Technical Papers | 1991