The structure and dynamics characteristics of an electric power steering system (EPS) was analyzed, and a 3 DOFs linear mathematical model of vehicle combined with EPS was set up.

• 摘要分析了汽车电动助力转向(EPS)系统的结构及其动力学特性，建立了线性三自由度汽车模型及其与EPS系统的集成数学模型；