The invention relates to the technical field of automobile systems, and discloses an intelligent chassis state parameter estimation system based on a vehicle dynamics model, which comprises the following steps: 1) acquiring chassis state related data such as vehicle speed, acceleration and brake pressure through a vehicle sensor; 2) preprocessing the collected data, including filtering, calibration, denoising and the like; 3) establishing a dynamic model of the vehicle, and considering parameters such as mass, suspension characteristics and tire characteristics of the vehicle; 4) estimating chassis state parameters, such as transverse acceleration and longitudinal acceleration, by using a parameter estimation algorithm based on the acquired data and the dynamic model; and 5) analyzing and predicting the state of the chassis, such as evaluating the control performance and the stability of the vehicle. In conclusion, the intelligent chassis state parameter estimation system based on the vehicle dynamics model has the beneficial effects of improving the driving safety, improving the driving experience, optimizing the vehicle performance, saving energy, realizing personalized driving setting and the like.

    本发明涉及汽车系统技术领域,且公开了一种基于车辆动力学模型的智能底盘状态参数估算系统,包括以下步骤:1)通过车辆传感器采集底盘状态相关数据,如车速、加速度、刹车压力等;2)对采集到的数据进行预处理,包括滤波、校准、去噪等;3)建立车辆的动力学模型,考虑车辆的质量、悬挂特性、轮胎特性等参数;4)基于采集数据和动力学模型,使用参数估计算法对底盘状态参数进行估算,如横向加速度、纵向加速度等;5)分析和预测底盘状态,如评估车辆的操控性能和稳定性;综上所述,基于车辆动力学模型的智能底盘状态参数估算系统具有提升行车安全性、改善驾驶体验、优化车辆性能、节约能源和个性化驾驶设置等多个有益效果。


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    Titel :

    Intelligent chassis state parameter estimation system based on vehicle dynamics model


    Weitere Titelangaben:

    一种基于车辆动力学模型的智能底盘状态参数估算系统


    Beteiligte:
    ZENG DEQUAN (Autor:in) / HU YIMING (Autor:in) / WU YAQI (Autor:in) / ZHANG PEIZHI (Autor:in) / LI YISHUAI (Autor:in) / SHI YAKUN (Autor:in) / LIU WEIDONG (Autor:in) / SUN ZHIPENG (Autor:in) / LIU DENGCHENG (Autor:in)

    Erscheinungsdatum :

    2024-03-08


    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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