电动助力转向转矩传感器研究现状及发展趋势

Research status and tendency of torque sensor for electric power steering system

介绍了汽车电动助力转向系统转矩传感器的基本原理,对现阶段出现的各类型的转矩传感器进行了结构及原理分析,并对各类转矩传感器的优缺点进行了总结。提出了现阶段最适合用于汽车电动助力转向系统的转矩传感器,展望了转矩传感器未来的发展趋势,为设计开发性价比高的传感器提供一个理论基础。

The basic principle of torque sensor for electric power steering system is introduced in this paper and the types and principle of torque sensor are analyzed. The merit and demerit of torque sensor are summarized and the most suitable torque sensor for the electric power steering system is proposed. Moreover, the expected tendency of the torque sensor is discussed.and the theory basis is offered.