Design of a fuzzy servo-controller

M. S. Ahmed*, U. L. Bhatti, F. M. Al-Sunni, M. El-Shafei

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

A design method of a fuzzy servo-controller for nonlinear plants has been presented. The proposed method is an error feedback scheme, where the controller also receives signals representing the plant operating points. Integrator is used in the control loop to ensure setpoint following, low-frequency disturbance rejection, and to enhance the robustness of the closed-loop system. A training scheme for the fuzzy controller is derived that minimizes the output error between a reference model and the plant. The training is conducted off-line for a class of setpoints conforming to the normal operating condition of the plant. Results of simulation studies are also presented.

Original languageEnglish
Pages (from-to)231-247
Number of pages17
JournalFuzzy Sets and Systems
Volume124
Issue number2
DOIs
StatePublished - 1 Dec 2001

Keywords

  • Control theory
  • Engineering
  • Optimization

ASJC Scopus subject areas

  • Logic
  • Artificial Intelligence

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