汽车工程 ›› 2025, Vol. 47 ›› Issue (8): 1559-1572.doi: 10.19562/j.chinasae.qcgc.2025.08.012
• • 上一篇
收稿日期:2024-10-29
修回日期:2025-01-07
出版日期:2025-08-25
发布日期:2025-08-18
通讯作者:
贺湘宇
E-mail:hexiangyu@csust.edu.cn
基金资助:
Yi Chen,Xiangyu He(
),Xiliang Zhou,Houlu Fan,Zhuoyu Wu
Received:2024-10-29
Revised:2025-01-07
Online:2025-08-25
Published:2025-08-18
Contact:
Xiangyu He
E-mail:hexiangyu@csust.edu.cn
摘要:
四轴重载无人车辆是一种新型特种工程车辆,具有多轴、高承载和大转弯半径的特点,因此,全轮转向系统的研究成为一大难点。本文设计了一种新型四轴重载无人车辆的电液全轮转向系统,并开展了路径跟踪方法的研究。首先,构建了四轴重载无人车辆2自由度模型(2-DOF),基于转向阻力和车桥结构的分析,设计了一种新型电液全轮转向系统;然后,提出了一种基于预瞄控制的滑模控制器(PSMC)的路径跟踪方法,实现了对车辆四轴转角的精确控制;最后,基于不同工况,利用联合仿真模型对本文研究内容进行了验证。为验证电液转向系统的稳定性和可行性,搭建了实验平台,展现了该系统良好的动态性能。
陈毅,贺湘宇,周希亮,范厚禄,吴卓禹. 四轴重载无人车辆电液全轮转向系统设计与路径跟踪方法研究[J]. 汽车工程, 2025, 47(8): 1559-1572.
Yi Chen,Xiangyu He,Xiliang Zhou,Houlu Fan,Zhuoyu Wu. Design and Path Tracking Method of Electrohydraulic All-Wheel Steering Systems for Four-Axle Heavy-Duty Unmanned Vehicles[J]. Automotive Engineering, 2025, 47(8): 1559-1572.
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