T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation

This paper investigates the output feedback tracking control for a fuzzy-model-based (FMB) control system when the control input is saturated, where the FMB is developed based on a T-S fuzzy model and a fuzzy controller. The controller is employed to close the feedback loop and generate the system t...

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Main Authors: Yu, Y., Lam, H., Chan, Kit Yan
Format: Journal Article
Published: IEEE 2018
Online Access:http://hdl.handle.net/20.500.11937/70049
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author Yu, Y.
Lam, H.
Chan, Kit Yan
author_facet Yu, Y.
Lam, H.
Chan, Kit Yan
author_sort Yu, Y.
building Curtin Institutional Repository
collection Online Access
description This paper investigates the output feedback tracking control for a fuzzy-model-based (FMB) control system when the control input is saturated, where the FMB is developed based on a T-S fuzzy model and a fuzzy controller. The controller is employed to close the feedback loop and generate the system to trace the trajectory of the states of a stable reference model subject to H∞ performance. To enhance the fuzzy controller design flexibility, the number of rules and premise membership functions can be adjusted. Stability analysis for the FMB control system is performed based on Lyapunov stability theory. To address the control input saturation problem, linear sectors are created by local linear upper and lower bounds to include the possible control area. Hence, the nonlinear saturation problem can be tackled by the stability analysis of linear sectors. The membership-functions-dependent technique is used to bring the information and address the nonlinearity of embedded membership functions into the stability analysis. The numerical simulation example demonstrates the effectiveness of the proposed approach and discusses the effect of H∞ performance and control input saturation rate according to the tracking result.
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format Journal Article
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institution Curtin University Malaysia
institution_category Local University
last_indexed 2025-11-14T10:43:48Z
publishDate 2018
publisher IEEE
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spelling curtin-20.500.11937-700492019-01-10T06:56:35Z T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation Yu, Y. Lam, H. Chan, Kit Yan This paper investigates the output feedback tracking control for a fuzzy-model-based (FMB) control system when the control input is saturated, where the FMB is developed based on a T-S fuzzy model and a fuzzy controller. The controller is employed to close the feedback loop and generate the system to trace the trajectory of the states of a stable reference model subject to H∞ performance. To enhance the fuzzy controller design flexibility, the number of rules and premise membership functions can be adjusted. Stability analysis for the FMB control system is performed based on Lyapunov stability theory. To address the control input saturation problem, linear sectors are created by local linear upper and lower bounds to include the possible control area. Hence, the nonlinear saturation problem can be tackled by the stability analysis of linear sectors. The membership-functions-dependent technique is used to bring the information and address the nonlinearity of embedded membership functions into the stability analysis. The numerical simulation example demonstrates the effectiveness of the proposed approach and discusses the effect of H∞ performance and control input saturation rate according to the tracking result. 2018 Journal Article http://hdl.handle.net/20.500.11937/70049 10.1109/TFUZZ.2018.2835761 IEEE restricted
spellingShingle Yu, Y.
Lam, H.
Chan, Kit Yan
T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation
title T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation
title_full T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation
title_fullStr T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation
title_full_unstemmed T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation
title_short T-S Fuzzy Model Based Output Feedback Tracking Control with Control Input Saturation
title_sort t-s fuzzy model based output feedback tracking control with control input saturation
url http://hdl.handle.net/20.500.11937/70049