定子磁链的准确估计是无传感器直接转矩控制系统的关键，本文通过仿真和实验深入研究了基于新型改进低通滤波器的永磁同步电机无传感器直接转矩控制系统的动静态性能。仿真结果和实验结果表明了该系统具有良好的动静态性能。%The high performance flux estimator is the key of sensorless PMSM direct torque control system . This paper carried on a further research on the dynamic and static peformance of sensorless PMSM DTC base on the NMLPF by simulation and experiment .The simulation and experimental results show that the sensor-less PMSM DTC system has good dynamic and static performance.
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