PI Tuning and Optimization for Speed Control of PMSM Based on Multivariable Sliding-Mode Extremum Seeking

Fan Li, Wei Shen*, Chuanyu Ge

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Citations (Scopus)

Abstract

The PI controller is the most basic and widely used for the permanent magnet synchronous motor speed control. The cumbersome parameter adjustment process makes it difficult for the PI controller to balance convenience and performance. To this end, this paper presents a new PI tuning and optimization scheme based on multivariable sliding-mode extremum seeking. Firstly, by analyzing the frequency domain model of permanent magnet synchronous motor, the analytical calculation formulas of controller parameters and motor parameters are derived as the initial value of PI parameter optimization. Then, a multivariable sliding-mode extremum seeking optimizer is designed to optimize the control parameters by minimizing the cost function based on the feedback error term. The feasibility of the above scheme is proved by theoretical derivation, and the simulation and experimental results also verify the feasibility and effectiveness of the proposed method.

Original languageEnglish
Title of host publicationProceedings of the 34th Chinese Control and Decision Conference, CCDC 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages364-369
Number of pages6
ISBN (Electronic)9781665478960
DOIs
Publication statusPublished - 2022
Event34th Chinese Control and Decision Conference, CCDC 2022 - Hefei, China
Duration: 15 Aug 202217 Aug 2022

Publication series

NameProceedings of the 34th Chinese Control and Decision Conference, CCDC 2022

Conference

Conference34th Chinese Control and Decision Conference, CCDC 2022
Country/TerritoryChina
CityHefei
Period15/08/2217/08/22

Keywords

  • multivariable sliding mode extremum seeking(MSME)
  • parameter optimization
  • permanent-magnet synchronous motor(PMSM)
  • self-tuning

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