Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence Methods

The paper presents the result of a study that can be included in the broader field of research aimed at increasing the performance of automatic motion control systems. The main contribution of the article is the comparative study of three control methods from the domain of computational intelligence...

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Main Author: Constantin Volosencu
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/10/7/1157
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author Constantin Volosencu
author_facet Constantin Volosencu
author_sort Constantin Volosencu
collection DOAJ
description The paper presents the result of a study that can be included in the broader field of research aimed at increasing the performance of automatic motion control systems. The main contribution of the article is the comparative study of three control methods from the domain of computational intelligence—state feedback fuzzy control, neural predictive control, and neural model reference control—and three linear control methods—error feedback control, digital control, and state feedback control, in the case of positioning a rotating object around a central axis. The developed control structures were modeled and simulated using MATLAB/Simulink. The paper presents the chosen control structures; how to dimension them; the parameters of the linear, fuzzy, and neural regulators; the training parameters of the neural networks; and the characteristics of the variables of the control systems in the transient regime and the steady-state regime. Transient characteristics obtained for the six control structures are compared from the point of view of their control efficiency criteria. The differences in performance criteria between the control methods studied are small. All these studied methods make the regulated system to be carried on various state trajectories, short response times are obtained with aperiodic and asymptotic behavior, and the differences between the values of the efficiency indicators are small.
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spelling doaj.art-ec540f4144004a978821aea9b1c201112023-11-30T23:37:59ZengMDPI AGMathematics2227-73902022-04-01107115710.3390/math10071157Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence MethodsConstantin Volosencu0Department of Automation and Applied Informatics, Faculty of Automation and Computers, “Politehnica” University Timisoara, 300223 Timisoara, RomaniaThe paper presents the result of a study that can be included in the broader field of research aimed at increasing the performance of automatic motion control systems. The main contribution of the article is the comparative study of three control methods from the domain of computational intelligence—state feedback fuzzy control, neural predictive control, and neural model reference control—and three linear control methods—error feedback control, digital control, and state feedback control, in the case of positioning a rotating object around a central axis. The developed control structures were modeled and simulated using MATLAB/Simulink. The paper presents the chosen control structures; how to dimension them; the parameters of the linear, fuzzy, and neural regulators; the training parameters of the neural networks; and the characteristics of the variables of the control systems in the transient regime and the steady-state regime. Transient characteristics obtained for the six control structures are compared from the point of view of their control efficiency criteria. The differences in performance criteria between the control methods studied are small. All these studied methods make the regulated system to be carried on various state trajectories, short response times are obtained with aperiodic and asymptotic behavior, and the differences between the values of the efficiency indicators are small.https://www.mdpi.com/2227-7390/10/7/1157motion controlangular positioninglinear controldigital controlstate feedback controlcomputational intelligence
spellingShingle Constantin Volosencu
Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence Methods
Mathematics
motion control
angular positioning
linear control
digital control
state feedback control
computational intelligence
title Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence Methods
title_full Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence Methods
title_fullStr Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence Methods
title_full_unstemmed Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence Methods
title_short Study of the Angular Positioning of a Rotating Object Based on Some Computational Intelligence Methods
title_sort study of the angular positioning of a rotating object based on some computational intelligence methods
topic motion control
angular positioning
linear control
digital control
state feedback control
computational intelligence
url https://www.mdpi.com/2227-7390/10/7/1157
work_keys_str_mv AT constantinvolosencu studyoftheangularpositioningofarotatingobjectbasedonsomecomputationalintelligencemethods