Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System

When an electro-optical tracking system (ETS) needs higher control precision, system identification can be considered to improve the accuracy of the system, so as to improve its control effect. The fractional system model of ETS can describe the characteristics of the system better and improve the a...

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Main Authors: Tong Guo, Jiuqiang Deng, Yao Mao, Xi Zhou
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Fractal and Fractional
Subjects:
Online Access:https://www.mdpi.com/2504-3110/7/3/264
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author Tong Guo
Jiuqiang Deng
Yao Mao
Xi Zhou
author_facet Tong Guo
Jiuqiang Deng
Yao Mao
Xi Zhou
author_sort Tong Guo
collection DOAJ
description When an electro-optical tracking system (ETS) needs higher control precision, system identification can be considered to improve the accuracy of the system, so as to improve its control effect. The fractional system model of ETS can describe the characteristics of the system better and improve the accuracy of the system model. Therefore, this paper presents a fractional system identification algorithm for ETS that is based on an improved particle swarm optimization algorithm. The existence of the fractional order system of ETS was verified by identification experiments, and the fractional order system model was obtained. Under the same conditions, PI controllers were designed based on a fractional order system and an integer order system, respectively. The results verify the superiority of fractional order system in ETS.
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spelling doaj.art-a2b90769d77345978e05b6030e1e1b612023-11-17T11:12:36ZengMDPI AGFractal and Fractional2504-31102023-03-017326410.3390/fractalfract7030264Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking SystemTong Guo0Jiuqiang Deng1Yao Mao2Xi Zhou3Key Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, ChinaKey Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, ChinaKey Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, ChinaKey Laboratory of Optical Engineering, Chinese Academy of Sciences, Chengdu 610209, ChinaWhen an electro-optical tracking system (ETS) needs higher control precision, system identification can be considered to improve the accuracy of the system, so as to improve its control effect. The fractional system model of ETS can describe the characteristics of the system better and improve the accuracy of the system model. Therefore, this paper presents a fractional system identification algorithm for ETS that is based on an improved particle swarm optimization algorithm. The existence of the fractional order system of ETS was verified by identification experiments, and the fractional order system model was obtained. Under the same conditions, PI controllers were designed based on a fractional order system and an integer order system, respectively. The results verify the superiority of fractional order system in ETS.https://www.mdpi.com/2504-3110/7/3/264fractional system identificationparticle swarm optimizationelectro-optical tracking system
spellingShingle Tong Guo
Jiuqiang Deng
Yao Mao
Xi Zhou
Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System
Fractal and Fractional
fractional system identification
particle swarm optimization
electro-optical tracking system
title Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System
title_full Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System
title_fullStr Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System
title_full_unstemmed Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System
title_short Improved Particle Swarm Optimization Fractional-System Identification Algorithm for Electro-Optical Tracking System
title_sort improved particle swarm optimization fractional system identification algorithm for electro optical tracking system
topic fractional system identification
particle swarm optimization
electro-optical tracking system
url https://www.mdpi.com/2504-3110/7/3/264
work_keys_str_mv AT tongguo improvedparticleswarmoptimizationfractionalsystemidentificationalgorithmforelectroopticaltrackingsystem
AT jiuqiangdeng improvedparticleswarmoptimizationfractionalsystemidentificationalgorithmforelectroopticaltrackingsystem
AT yaomao improvedparticleswarmoptimizationfractionalsystemidentificationalgorithmforelectroopticaltrackingsystem
AT xizhou improvedparticleswarmoptimizationfractionalsystemidentificationalgorithmforelectroopticaltrackingsystem