A novel control approach: Combination of Self-tuning PID and PSO-Based ESO

Yanchun Chang, Feng Pan, Junyi Shu, Weixing Li, Qi Gao*

*Corresponding author for this work

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

Abstract

This study focuses on the steady speed control of brushless DC motor with load torque disturbance from the cam and spring mechanism. Due to the nonlinearity and complexity of the load torque, the control system proposed in this paper is divided into the inner-loop compensator, which is to feed-forward compensate the disturbance, and the outer-loop controller. The inner-loop compensator uses a nonlinear extended state observer (ESO) to compensate the actual system as a nominal model, and the outer-loop pole assignment self-tuning PID controller is used to stabilize the nonlinear nominal model. Since a set of suitable nonlinear ESO parameters are difficult to get normally, particle swarm optimization (PSO) is employed to optimize the observer. The simulation results with high precision verify the effectiveness of the proposed control system.

Original languageEnglish
Title of host publicationAdvances in Swarm and Computational Intelligence - 6th International Conference, ICSI 2015 held in conjunction with the 2nd BRICS Congress, CCI 2015, Proceedings
EditorsYing Tan, Fernando Buarque, Andries Engelbrecht, Alexander Gelbukh, Swagatam Das, Yuhui Shi
PublisherSpringer Verlag
Pages189-199
Number of pages11
ISBN (Print)9783319204710
DOIs
Publication statusPublished - 2015
Event6th International Conference on Swarm Intelligence, ICSI 2015 held in conjunction with the 2nd BRICS Congress on Computational Intelligence, CCI 2015 - Beijing, China
Duration: 25 Jun 201528 Jun 2015

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9141
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference6th International Conference on Swarm Intelligence, ICSI 2015 held in conjunction with the 2nd BRICS Congress on Computational Intelligence, CCI 2015
Country/TerritoryChina
CityBeijing
Period25/06/1528/06/15

Keywords

  • Brushless DC motor
  • Nonlinear extended state observer
  • Particle swarm optimization
  • Self-tuning PID

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