研究了EPS 系统助力特性的理想形式与基本特征参数，比较分析了不同形式助力曲线参数的影响。
The ideal form and basic parameters of EPS assist characteristic is studied and the effects of parameters of different form of assist curves were analyzed.
本课题对电动液压助力转向系统的结构组成和工作原理作了分析，应用BP神经网络进行了助力曲线特性仿真。
In the project, the structure and principle of the Electro-Hydraulic Power Steering system are analyzed and BP nerve network is used to simulate its curve.
汽车转向助力叶片泵的定子曲线对降低其噪声起着关键作用。
The stator curve of the power steering vane pump plays an important role in reducing noise.
通过最优化思想设计转向助力泵定子曲线，并和传统曲线进行对比。
The stator curve of power steering bump was redesigned by optimization . Then compared it with the traditional curve.
同时，给出了真空助力器的特征曲线是如何反映助力器回程速度的方法。
The rules of the last balance position is illuminated, and also the way how does the characteristic curve of the vacuum booster reflect the backing velocity of it is presented.
将分段式抛物线作为助力特性曲线，实现了电动助力转向系统的曲线型助力功能，设计了能够实现曲线型助力的单片机控制系统。
The structure and working principle of the electric power steering(EPS) system were summarized and the design method of the assistance characteristic of the EPS system was introduced.
将分段式抛物线作为助力特性曲线，实现了电动助力转向系统的曲线型助力功能，设计了能够实现曲线型助力的单片机控制系统。
The structure and working principle of the electric power steering(EPS) system were summarized and the design method of the assistance characteristic of the EPS system was introduced.
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