汽车工程 ›› 2021, Vol. 43 ›› Issue (5): 721-729.doi: 10.19562/j.chinasae.qcgc.2021.05.011
收稿日期:
2020-10-14
修回日期:
2021-01-04
出版日期:
2021-05-25
发布日期:
2021-05-18
通讯作者:
彭育辉
E-mail:pengyuhui@fzu.edu.cn
基金资助:
Longfei Zhong,Yuhui Peng(),Ming Jiang
Received:
2020-10-14
Revised:
2021-01-04
Online:
2021-05-25
Published:
2021-05-18
Contact:
Yuhui Peng
E-mail:pengyuhui@fzu.edu.cn
摘要:
为提高分布式驱动电动汽车的操纵稳定性,提出一种基于相平面法的行驶稳定性控制策略。首先,建立非线性车辆2自由度模型,获得不同路面附着系数下车辆质心侧偏角相平面稳定域边界模型。其次,基于质心侧偏角相平面设计分区域控制器,当车辆处于稳定域内时,采用模糊神经网络控制器来决策横摆力矩,使车辆跟随目标变量;当车辆处于稳定域外时,设计失稳度和模糊神经网络联合控制器决策总横摆力矩,使车辆恢复稳定。最后,基于Simulink和CarSim仿真平台在蛇行绕桩和双移线工况下对稳定性控制方法进行仿真,并进行实车测试验证,结果证明了本文中所提控制策略的可行性和有效性。
钟龙飞,彭育辉,江铭. 基于相平面的分布式驱动电动汽车稳定性控制[J]. 汽车工程, 2021, 43(5): 721-729.
Longfei Zhong,Yuhui Peng,Ming Jiang. Stability Control of Distributed Driven Electric Vehicle Based on Phase Plane[J]. Automotive Engineering, 2021, 43(5): 721-729.
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