微特电机 ›› 2023, Vol. 51 ›› Issue (6): 45-50.

• 驱动控制 • 上一篇    下一篇

基于自适应龙伯格观测器的PMSM无位置传感器研究

肖盼盼, 赵世伟, 邱小华   

  1. 华南理工大学 电力学院,广州 510640
  • 收稿日期:2023-01-16 出版日期:2023-06-28 发布日期:2023-06-27
  • 基金资助:
    广东省自然科学基金项目(2018A0303130221)

Research on PMSM Position Sensorless Based on Adaptive Luenberger Observer

XIAO Panpan, ZHAO Shiwei, QIU Xiaohua   

  1. School of Electric Power Engineering,South China University of Technology,Guangzhou 510640,China
  • Received:2023-01-16 Online:2023-06-28 Published:2023-06-27

摘要: 基于龙伯格观测器原理,提出了自适应极点三阶龙伯格观测器,与固定极点三阶龙伯格观测器进行了对比。自适应极点三阶龙伯格观测器可以随着转速的变化而自动调整滤波的效果,在较大转速范围内均有较小的观测误差。仿真和实验验证了自适应极点三阶龙伯格观测器具有更好的观测效果。

关键词: 三阶龙伯格观测器, 无位置传感器, 锁相环, 自适应极点

Abstract: Based on the principle of Luenberger observer,an adaptive pole three-order Luenberger observer was proposed and was compared with a fixed pole three-order Luenberger observer. The adaptive pole third-order Luenberger observer could automatically adjust the filtering effect as the speed changes, and had small observation error in a large speed range. The simulation and experiment verify that the adaptive pole three-order Luenberger observer has better observation effect.

Key words: third-order Luenberger observer, position sensor less, phase locked loop(PLL), adaptive pole

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