The invention discloses an uncertain flexible active suspension system optimal control design method based on UDE, relates to the field of active suspension systems, and is used for improving the smoothness of a vehicle. Comprising the steps of 1, constructing an automobile active suspension system model; step 2, establishing an automobile active suspension system state space model based on the system model in the step 1; and 3, aiming at the state space model of the automobile active suspension system, designing an LQ controller based on UDE. Experimental results show that the comfort and the safety of the suspension are remarkably improved through the UDE-LQR controller provided by the invention.

    本发明公开了一种基于UDE的不确定性柔性主动悬架系统最优控制设计方法,涉及主动悬架系统领域,用于提高车辆的平顺性。包括步骤1:构建汽车主动悬架系统模型;步骤2:基于步骤1的系统模型建立汽车主动悬架系统状态空间模型;步骤3:针对汽车主动悬架系统状态空间模型,设计基于UDE的LQ控制器。实验结果表明本发明中所提的UDE‑LQR控制器显著提高了悬架的舒适性和安全性。


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    Title :

    Uncertain flexible active suspension system optimal control method based on UDE


    Additional title:

    基于UDE的不确定性柔性主动悬架系统最优控制方法


    Contributors:
    WANG GANG (author) / ZHOU TINGTING (author) / LI KUNPENG (author) / DENG JIAFAN (author) / LIU SUQI (author)

    Publication date :

    2024-09-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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