永磁同步电动机无位置传感器矢量控制仿真

Simulation of Permanent Magnet Synchronous Motor Sensorless Vector Control

为了实现永磁同步电动机PMSM无位置传感器矢量控制,针对最常见的矢量控制方法 i d=0控制算法,提出一种基于定子磁链的转速、位置估计方法。对永磁同步电动机无位置传感器控制技术的基本原理进行了论述,建立了永磁同步电动机无位置传感器矢量控制系统的仿真模型。仿真结果表明,无位置传感器矢量控制调速系统具有较好的静动态性能、鲁棒性强的特点,且该无传感矢量控制算法简单、易于实现。

For the purpose of realizing the sensorless vector control of PMSM, a speed and position estimation method was proposed based on the stator flux, targeted on the most common vector control method, id = 0 control algorithm. The basic principles of the sensorless control of PMSM technology was discussed. A PMSM sensorless vector control simulation system was established. Simulation resuhs show that speed sensorless vector control system has good dynamic and static performanee and robustness characteristics and the sensorless control algorithm is simple and easy to implement.