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Optimal design of H2/H∞ based robust PID controller by constrained extremal optimization and differential evolution

  • Guoqiang ZENG*
  • , Lu DONG
  • , Zhengjiang ZHANG
  • , Shipei HUANG
  • , Xiaoqing XIE
  • , Jie CHEN
  • , Kangdi LU
  • , Jingliao SUN
  • , Huan WANG
  • *Corresponding author for this work

Research output: Book Chapters | Papers in Conference ProceedingsConference paper (refereed)Researchpeer-review

Abstract

How to design an optimal mixed H2/H∞ robust FID controller for a complex control system is of great practical importance, but it is still an open issue. From the perspective of evolutionary algorithm, this paper formulates this issue firstly as a typical constrained optimization problem by minimizing a weighted objective function consisting of the robust stability performance, disturbance attenuation performance and tracking error, and then presents a novel a novel optimal design method of mixed H2/H∞ robust FID controllers based on a constrained evolutionary algorithm called CEO-DE by combining constrained extremal optimization and differential evolution. The simulation results on two typical multi-variable control systems have demonstrated the proposed CEO-DE based design method performs better than some reported popular methods such as intelligent genetic algorithm and multi-objective particle swarm optimization.
Original languageEnglish
Title of host publication2017 8th International Conference on Intelligent Control and Information Processing, ICICIP 2017
PublisherIEEE
Pages68-73
Number of pages6
ISBN (Electronic)9781538611685
ISBN (Print)9781538611692
DOIs
Publication statusPublished - 2017
Externally publishedYes
Event2017 Eighth International Conference on Intelligent Control and Information Processing, ICICIP 2017 - Hangzhou, China
Duration: 3 Nov 20175 Nov 2017

Conference

Conference2017 Eighth International Conference on Intelligent Control and Information Processing, ICICIP 2017
Country/TerritoryChina
CityHangzhou
Period3/11/175/11/17

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

Funding

This work was partially supported by Zhejiang Provincial Natural Science Foundation of China (Nos. LY16F030011 and LZ16E050002), and the National Natural Science Foundation of China (No. 51207112).

Keywords

  • constrained evolutionary algorithm
  • differential evolution
  • extremal optimization
  • mixed H2/H∞
  • Robust PID controller

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