基于动态目标调整的汽车全轮纵向力分配的研究

被引:7
作者
刘力
罗禹贡
李克强
机构
[1] 清华大学汽车安全与节能国家重点实验室
关键词
动态目标调整; 全轮纵向力分配; 车辆稳定性控制;
D O I
10.19562/j.chinasae.qcgc.2010.01.014
中图分类号
U461.6 [汽车的操纵性和稳定性];
学科分类号
080204 ; 082304 ;
摘要
针对现有汽车稳定性控制系统中,汽车全轮纵向力分配算法在极端工况下出现轮胎力饱和,导致滑移率控制器过多介入而出现控制振荡和对控制目标的调整不合理等问题,提出了一种新的主动动态目标调整的全轮纵向力分配算法。该算法在极端工况下,根据车辆运动状态和路面附着状态,对直接横摆力矩控制目标Mzd和纵向驱动/制动力控制目标Fxd进行主动动态的调节。仿真结果表明,采用该算法解决了现有全轮纵向力分配算法的上述问题。
引用
收藏
页码:60 / 64+72 +72
页数:6
相关论文
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