Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic Systems

This article presents a synchronization control method based on poles' placement, disturbances, and uncertainty estimation (DUE) for a pair of Takagi-Sugeno fuzzy systems. First, a 3-D chaotic system was completely converted into a Takagi-Sugeno (T-S) fuzzy model by applying the nonlinearity se...

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Main Authors: Van Nam Giap, Shyh-Chour Huang, Quang Dich Nguyen, Te-Jen Su
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9296757/
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author Van Nam Giap
Shyh-Chour Huang
Quang Dich Nguyen
Te-Jen Su
author_facet Van Nam Giap
Shyh-Chour Huang
Quang Dich Nguyen
Te-Jen Su
author_sort Van Nam Giap
collection DOAJ
description This article presents a synchronization control method based on poles' placement, disturbances, and uncertainty estimation (DUE) for a pair of Takagi-Sugeno fuzzy systems. First, a 3-D chaotic system was completely converted into a Takagi-Sugeno (T-S) fuzzy model by applying the nonlinearity sector method, which consists of if-then rules and sub-linear systems. Second, two identical T-S fuzzy systems with different initial conditions were synchronized by applying the linear matrix inequality (LMI) to place the eigenvalues of the state error equations in the stable region. Third, the sum of the time-varying disturbances and uncertainties of two nonidentical T-S fuzzy systems were deleted by a disturbance and uncertainty estimation. The given output signals confirmed that the proposed method is suitable and ideal for synchronizing T-S fuzzy systems. The ideas of control theory were implemented by using two experimental scenarios in MATLAB Simulink for two computers connected via an internet router and an electronics circuit's communication.
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spelling doaj.art-e63eea9c0c444bdaa48f0d461d38efb02022-12-21T20:33:28ZengIEEEIEEE Access2169-35362020-01-01822580522582110.1109/ACCESS.2020.30454169296757Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic SystemsVan Nam Giap0https://orcid.org/0000-0002-6230-278XShyh-Chour Huang1https://orcid.org/0000-0002-7158-3720Quang Dich Nguyen2https://orcid.org/0000-0001-5301-7058Te-Jen Su3Department of Mechanical Engineering, National Kaohsiung University of Science and Technology, Kaohsiung, Taiwan, R.O.CDepartment of Mechanical Engineering, National Kaohsiung University of Science and Technology, Kaohsiung, Taiwan, R.O.CInstitute for Control Engineering and Automation, Hanoi University of Science and Technology, Hanoi, VietnamDepartment of Electronic Engineering, National Kaohsiung University of Science and Technology, Kaohsiung, Taiwan, R.O.CThis article presents a synchronization control method based on poles' placement, disturbances, and uncertainty estimation (DUE) for a pair of Takagi-Sugeno fuzzy systems. First, a 3-D chaotic system was completely converted into a Takagi-Sugeno (T-S) fuzzy model by applying the nonlinearity sector method, which consists of if-then rules and sub-linear systems. Second, two identical T-S fuzzy systems with different initial conditions were synchronized by applying the linear matrix inequality (LMI) to place the eigenvalues of the state error equations in the stable region. Third, the sum of the time-varying disturbances and uncertainties of two nonidentical T-S fuzzy systems were deleted by a disturbance and uncertainty estimation. The given output signals confirmed that the proposed method is suitable and ideal for synchronizing T-S fuzzy systems. The ideas of control theory were implemented by using two experimental scenarios in MATLAB Simulink for two computers connected via an internet router and an electronics circuit's communication.https://ieeexplore.ieee.org/document/9296757/Disturbance and uncertainty estimationlinear matrix inequalitysynchronizationT-S fuzzy systems
spellingShingle Van Nam Giap
Shyh-Chour Huang
Quang Dich Nguyen
Te-Jen Su
Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic Systems
IEEE Access
Disturbance and uncertainty estimation
linear matrix inequality
synchronization
T-S fuzzy systems
title Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic Systems
title_full Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic Systems
title_fullStr Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic Systems
title_full_unstemmed Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic Systems
title_short Disturbance Observer-Based Linear Matrix Inequality for the Synchronization of Takagi-Sugeno Fuzzy Chaotic Systems
title_sort disturbance observer based linear matrix inequality for the synchronization of takagi sugeno fuzzy chaotic systems
topic Disturbance and uncertainty estimation
linear matrix inequality
synchronization
T-S fuzzy systems
url https://ieeexplore.ieee.org/document/9296757/
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AT quangdichnguyen disturbanceobserverbasedlinearmatrixinequalityforthesynchronizationoftakagisugenofuzzychaoticsystems
AT tejensu disturbanceobserverbasedlinearmatrixinequalityforthesynchronizationoftakagisugenofuzzychaoticsystems