New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification Problems

In the last few years, a new class of fractional-order (FO) systems, known as Katugampola FO systems, has been introduced. This class is noteworthy to investigate, as it presents a generalization of the well-known Caputo fractional-order systems. In this paper, a novel lemma for the analysis of a fu...

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Main Authors: Omar Kahouli, Assaad Jmal, Omar Naifar, Abdelhameed M. Nagy, Abdellatif Ben Makhlouf
Format: Article
Language:English
Published: MDPI AG 2022-05-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/10/11/1814
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author Omar Kahouli
Assaad Jmal
Omar Naifar
Abdelhameed M. Nagy
Abdellatif Ben Makhlouf
author_facet Omar Kahouli
Assaad Jmal
Omar Naifar
Abdelhameed M. Nagy
Abdellatif Ben Makhlouf
author_sort Omar Kahouli
collection DOAJ
description In the last few years, a new class of fractional-order (FO) systems, known as Katugampola FO systems, has been introduced. This class is noteworthy to investigate, as it presents a generalization of the well-known Caputo fractional-order systems. In this paper, a novel lemma for the analysis of a function with a bounded Katugampola fractional integral is presented and proven. The Caputo–Katugampola fractional derivative concept, which involves two parameters 0 < α < 1 and ρ > 0, was used. Then, using the demonstrated barbalat-like lemma, two identification problems, namely, the “Fractional Error Model 1” and the “Fractional Error Model 1 with parameter constraints”, were studied and solved. Numerical simulations were carried out to validate our theoretical results.
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spelling doaj.art-1b4040dda80e428b9ba73795a427ede52023-11-23T14:24:58ZengMDPI AGMathematics2227-73902022-05-011011181410.3390/math10111814New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification ProblemsOmar Kahouli0Assaad Jmal1Omar Naifar2Abdelhameed M. Nagy3Abdellatif Ben Makhlouf4Department of Electronics Engineering, Community College, University of Ha’il, Ha’il 2440, Saudi ArabiaControl and Energy Management Laboratory, National School of Engineering, Sfax University, BP 1173, Sfax 3038, TunisiaControl and Energy Management Laboratory, National School of Engineering, Sfax University, BP 1173, Sfax 3038, TunisiaDepartment of Mathematics, Faculty of Science, Kuwait University, Safat 13060, KuwaitDepartment of Mathematics, College of Science, Jouf University, P.O. Box 2014, Sakaka 72311, Saudi ArabiaIn the last few years, a new class of fractional-order (FO) systems, known as Katugampola FO systems, has been introduced. This class is noteworthy to investigate, as it presents a generalization of the well-known Caputo fractional-order systems. In this paper, a novel lemma for the analysis of a function with a bounded Katugampola fractional integral is presented and proven. The Caputo–Katugampola fractional derivative concept, which involves two parameters 0 < α < 1 and ρ > 0, was used. Then, using the demonstrated barbalat-like lemma, two identification problems, namely, the “Fractional Error Model 1” and the “Fractional Error Model 1 with parameter constraints”, were studied and solved. Numerical simulations were carried out to validate our theoretical results.https://www.mdpi.com/2227-7390/10/11/1814fractional-order systemsbounded Katugampola fractional integralCaputo–Katugampola fractional derivativeidentification
spellingShingle Omar Kahouli
Assaad Jmal
Omar Naifar
Abdelhameed M. Nagy
Abdellatif Ben Makhlouf
New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification Problems
Mathematics
fractional-order systems
bounded Katugampola fractional integral
Caputo–Katugampola fractional derivative
identification
title New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification Problems
title_full New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification Problems
title_fullStr New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification Problems
title_full_unstemmed New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification Problems
title_short New Result for the Analysis of Katugampola Fractional-Order Systems—Application to Identification Problems
title_sort new result for the analysis of katugampola fractional order systems application to identification problems
topic fractional-order systems
bounded Katugampola fractional integral
Caputo–Katugampola fractional derivative
identification
url https://www.mdpi.com/2227-7390/10/11/1814
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