Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO Systems

This paper proposes a linear matrix inequality (LMI)-based fuzzy fast terminal sliding mode control (FFTSM) approach for a multi-input multi-output (MIMO) system. This design aims to achieve the finite-time convergence of system trajectories to their desired values, while at the same time eliminatin...

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Main Authors: Zahra Mokhtare, Mai The Vu, Saleh Mobayen, Afef Fekih
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/10/8/1236
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author Zahra Mokhtare
Mai The Vu
Saleh Mobayen
Afef Fekih
author_facet Zahra Mokhtare
Mai The Vu
Saleh Mobayen
Afef Fekih
author_sort Zahra Mokhtare
collection DOAJ
description This paper proposes a linear matrix inequality (LMI)-based fuzzy fast terminal sliding mode control (FFTSM) approach for a multi-input multi-output (MIMO) system. This design aims to achieve the finite-time convergence of system trajectories to their desired values, while at the same time eliminating the chattering problem. Finite-time stability is proven using the Lyapunov theory and the control parameters are obtained using the LMI approach. The fuzzy logic approach is considered to fine tune the controller parameters and reduce the tracking error and control signal amplitude. The performance of the proposed approach is assessed using a simulation study of a direct current (DC) motor. The obtained results confirm the effectiveness of the proposed control design. Simplicity of the design, robustness, finite-time convergence, and chattering-free dynamics are among the features of the proposed approach.
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spelling doaj.art-7a8f821657094c10ae19c882d4434b032023-12-01T21:12:01ZengMDPI AGMathematics2227-73902022-04-01108123610.3390/math10081236Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO SystemsZahra Mokhtare0Mai The Vu1Saleh Mobayen2Afef Fekih3Department of Electrical Engineering, University of Zanjan, Zanjan 45371-38791, IranSchool of Intelligent Mechatronics Engineering, Sejong University, Seoul 05006, KoreaDepartment of Electrical Engineering, University of Zanjan, Zanjan 45371-38791, IranDepartment of Electrical and Computer Engineering, University of Louisiana at Lafayette, Lafayette, LA 70504-3890, USAThis paper proposes a linear matrix inequality (LMI)-based fuzzy fast terminal sliding mode control (FFTSM) approach for a multi-input multi-output (MIMO) system. This design aims to achieve the finite-time convergence of system trajectories to their desired values, while at the same time eliminating the chattering problem. Finite-time stability is proven using the Lyapunov theory and the control parameters are obtained using the LMI approach. The fuzzy logic approach is considered to fine tune the controller parameters and reduce the tracking error and control signal amplitude. The performance of the proposed approach is assessed using a simulation study of a direct current (DC) motor. The obtained results confirm the effectiveness of the proposed control design. Simplicity of the design, robustness, finite-time convergence, and chattering-free dynamics are among the features of the proposed approach.https://www.mdpi.com/2227-7390/10/8/1236fuzzy logicsliding mode controlMIMO systemsuncertaintyLMIfinite-time control
spellingShingle Zahra Mokhtare
Mai The Vu
Saleh Mobayen
Afef Fekih
Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO Systems
Mathematics
fuzzy logic
sliding mode control
MIMO systems
uncertainty
LMI
finite-time control
title Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO Systems
title_full Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO Systems
title_fullStr Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO Systems
title_full_unstemmed Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO Systems
title_short Design of an LMI-Based Fuzzy Fast Terminal Sliding Mode Control Approach for Uncertain MIMO Systems
title_sort design of an lmi based fuzzy fast terminal sliding mode control approach for uncertain mimo systems
topic fuzzy logic
sliding mode control
MIMO systems
uncertainty
LMI
finite-time control
url https://www.mdpi.com/2227-7390/10/8/1236
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AT maithevu designofanlmibasedfuzzyfastterminalslidingmodecontrolapproachforuncertainmimosystems
AT salehmobayen designofanlmibasedfuzzyfastterminalslidingmodecontrolapproachforuncertainmimosystems
AT afeffekih designofanlmibasedfuzzyfastterminalslidingmodecontrolapproachforuncertainmimosystems