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PSO tuning for fuzzy PD + i controller applied to a mobile robot trajectory control

  • Jefferson Campos
  • , Sebastian Jaramillo
  • , Luis Morales
  • , Oscar Camacho
  • , Danilo Chavez
  • , David Pozo
  • Escuela Politecnica Nacional
  • Universidad de las Americas - Ecuador

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

31 Scopus citations

Abstract

This paper presents an optimal fuzzy PD + I controller designed to control the trajectory of a mobile robot. To tune and obtain the best parameters of the controller, the PSO (Particle Swarm Optimization) algorithm is used. This algorithm minimizes an objective function, in this case, the Integral Square Error (ISE) index of the system, parameter that depends on the linear and angular velocity errors for the optimization process. With this algorithm, the parameters to be optimized are the gains and the membership functions of the fuzzy controller in order to obtain an optimal controller and improve its performance. Finally, in order to validate the proposal, a comparative analysis among the results of a classic PID controller, a conventional Fuzzy PD + I controller and the proposed optimal Fuzzy PD + I controller is performed, evaluating trajectories followed by the robot, the position errors and the control actions of each case.

Original languageEnglish
Title of host publicationProceedings - 3rd International Conference on Information Systems and Computer Science, INCISCOS 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages62-68
Number of pages7
ISBN (Electronic)9781538676127
DOIs
StatePublished - 5 Dec 2018
Externally publishedYes
Event3rd International Conference on Information Systems and Computer Science, INCISCOS 2018 - Quito, Ecuador
Duration: 14 Nov 201816 Nov 2018

Publication series

NameProceedings - 3rd International Conference on Information Systems and Computer Science, INCISCOS 2018
Volume2018-December

Conference

Conference3rd International Conference on Information Systems and Computer Science, INCISCOS 2018
Country/TerritoryEcuador
CityQuito
Period14/11/1816/11/18

Keywords

  • Fuzzy Controller
  • Mobile Robot
  • Optimization
  • PSO

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