基于高频方波电压注入法和改进龙伯格观测器的永磁同步电机转速估计的研究*

巫庆辉, 黄成鑫, 侯元祥

Sensorless FOC of PMSM Based on High Frequency Square-wave Voltage Injection and Improved Luenberger Position Observer

WU Qinghui, HUANG Chengxin, HOU Yuanxiang

图7 无传感器FOC系统结构图