电动汽车线控转向系统操纵稳定性研究

Study on the Handling and Stability of Electric Vehicle Steering by Wire System

随着电动汽车的快速发展,线控转向系统作为电动汽车的重要组成部分,对于提升驾驶稳定性和操控性具有重要意义。本文通过对电动汽车线控转向系统操纵稳定性研究分析,总结了相关研究的现状和发展趋势。首先,介绍了电动汽车线控转向系统的基本原理和结构,然后重点讨论了影响操纵稳定性的关键因素,包括车辆动力学特性、控制算法和传感器技术等。接着,对不同电动汽车线控转向系统操纵稳定性研究方法和实验手段进行了比较和分析,包括仿真模拟、试验台架和实车试验等。最后,对未来电动汽车线控转向系统操纵稳定性研究的方向进行了展望。

With the rapid development of electric vehicles,the wire controlled steering system,as an important component of electric vehicles,is of great signifi cance for improving driving stability and handling.This article summarizes the current status and development trends of related research by analyzing the handling and stability of electric vehicle steering by wire systems.Firstly,the basic principle and structure of the electric vehicle steering by wire system are introduced,and then the key factors aff ecting the handling and stability,including Vehicle dynamics characteristics,control algorithms and sensor technology,are emphatically discussed.Subsequently,a comparison and analysis were conducted on the research methods and experimental methods for handling and stability of diff erent electric vehicle wire controlled steering systems,including simulation,test bench,and actual vehicle tests.Finally,the direction of future research on the handling and stability of electric vehicle steering by wire systems is prospected.