适用于轮毂电机驱动电动汽车的ABS控制逻辑研究Study on ABS Control Logic for In-Wheel-Motor Electric Vehicle
李敏;杨坤;王杰;田昭贤;李鹏程;
摘要(Abstract):
以用于轮毂电机驱动电动汽车的ABS控制逻辑为研究对象,通过SPSS软件设计了正交试验,并用L9(33)正交表对门限值进行了方差分析,得到了车轮转动惯量增加对门限值设置的影响规律,同时确定了最佳门限。基于MATLAB/Simulink搭建了7自由度整车模型,分析了车轮转动惯量增加对ABS控制效果的影响。仿真结果表明,在路面附着系数为0.85、制动初速度为90 km/h的条件下,利用提出的分析方法调整门限值后,制动距离最大缩短了5 m,制动时间减少了0.15 s,ABS控制效果显著提升。
关键词(KeyWords): 轮毂电机;制动防抱死系统;车轮转动惯量;逻辑门限值控制;正交试验
基金项目(Foundation): 国家自然科学基金项目(51605265);; 山东省重点研发计划项目(2018GGX105010)
作者(Authors): 李敏;杨坤;王杰;田昭贤;李鹏程;
DOI: 10.19620/j.cnki.1000-3703.20181068
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