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Novel non-singular terminal sliding mode observer based on support vector regression parameters optimization for PMSM sensorless control

  • Yue Zhang
  • , Jiewen Si
  • , Bo Hu
  • , Zhiming Liang
  • , Ling Liu
  • , Yishan Ma
  • , Qilian Lin
  • Ltd. of Dongfang Electric Corporation
  • Xi'an Jiaotong University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

In order to improve the stability and dynamic performance on the sensorless control system of permanent magnet synchronous motor, a novel nonsingular terminal sliding mode observer is proposed in this paper. It discards the differential term with the integral term which avoids the noise caused by the differential signal and the singular problem that may occur in the sliding mode process. Then, a support vector regression machine is used to optimize the most important parameters which affect novel nonsingular terminal sliding mode observer's performance. Simulation results show that sensorless control system using novel nonsingular terminal sliding mode observer has high tracking accuracy and small error in rotor position and speed, and has advanced dynamic performance and robustness.

Original languageEnglish
Title of host publicationProceedings of the 33rd Chinese Control and Decision Conference, CCDC 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1348-1353
Number of pages6
ISBN (Electronic)9781665440899
DOIs
StatePublished - 2021
Event33rd Chinese Control and Decision Conference, CCDC 2021 - Kunming, China
Duration: 22 May 2021 → 24 May 2021

Publication series

NameProceedings of the 33rd Chinese Control and Decision Conference, CCDC 2021

Conference

Conference33rd Chinese Control and Decision Conference, CCDC 2021
Country/TerritoryChina
CityKunming
Period22/05/21 → 24/05/21

Keywords

  • Nonlinear saturation function
  • Permanent magnet synchronous motor
  • Sliding mode observer
  • Support regression machine

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