Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched Disturbance

In this paper, an adaptive output sliding mode fault tolerant control (AOSMFTC) strategy is proposed for a class of nonlinear systems with actuator fault and mismatched disturbance. A composite observer is initially proposed to estimate the state, disturbance, and actuator fault efficiency factor. S...

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Main Authors: Bin Guo, Yong Chen
Format: Article
Language:English
Published: IEEE 2018-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8490810/
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author Bin Guo
Yong Chen
author_facet Bin Guo
Yong Chen
author_sort Bin Guo
collection DOAJ
description In this paper, an adaptive output sliding mode fault tolerant control (AOSMFTC) strategy is proposed for a class of nonlinear systems with actuator fault and mismatched disturbance. A composite observer is initially proposed to estimate the state, disturbance, and actuator fault efficiency factor. Subsequently, by introducing a sliding mode observer, the bias actuator fault is reconstructed. Furthermore, in accordance with the estimated information, the AOSMFTC scheme is presented to tolerate the fault, meanwhile the disturbance is attenuated. The <inline-formula> <tex-math notation="LaTeX">$H_{\infty } $ </tex-math></inline-formula> performance is considered for the robustness of the system. Finally, a B747-100/200 aircraft model and an electric circuit system are simulated; the simulation results illustrate the effectiveness of the proposed method.
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spelling doaj.art-3141c6408f7043fa9e050897d7f791f12022-12-21T20:30:02ZengIEEEIEEE Access2169-35362018-01-016593835939310.1109/ACCESS.2018.28750278490810Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched DisturbanceBin Guo0Yong Chen1https://orcid.org/0000-0003-4580-8655School of Automation Engineering, University of Electronic Science and Technology of China, Chengdu, ChinaSchool of Automation Engineering, University of Electronic Science and Technology of China, Chengdu, ChinaIn this paper, an adaptive output sliding mode fault tolerant control (AOSMFTC) strategy is proposed for a class of nonlinear systems with actuator fault and mismatched disturbance. A composite observer is initially proposed to estimate the state, disturbance, and actuator fault efficiency factor. Subsequently, by introducing a sliding mode observer, the bias actuator fault is reconstructed. Furthermore, in accordance with the estimated information, the AOSMFTC scheme is presented to tolerate the fault, meanwhile the disturbance is attenuated. The <inline-formula> <tex-math notation="LaTeX">$H_{\infty } $ </tex-math></inline-formula> performance is considered for the robustness of the system. Finally, a B747-100/200 aircraft model and an electric circuit system are simulated; the simulation results illustrate the effectiveness of the proposed method.https://ieeexplore.ieee.org/document/8490810/Actuator faultfault tolerant control (FTC)composite observerAOSMFTCmismatched disturbance
spellingShingle Bin Guo
Yong Chen
Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched Disturbance
IEEE Access
Actuator fault
fault tolerant control (FTC)
composite observer
AOSMFTC
mismatched disturbance
title Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched Disturbance
title_full Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched Disturbance
title_fullStr Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched Disturbance
title_full_unstemmed Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched Disturbance
title_short Output Integral Sliding Mode Fault Tolerant Control for Nonlinear Systems With Actuator Fault and Mismatched Disturbance
title_sort output integral sliding mode fault tolerant control for nonlinear systems with actuator fault and mismatched disturbance
topic Actuator fault
fault tolerant control (FTC)
composite observer
AOSMFTC
mismatched disturbance
url https://ieeexplore.ieee.org/document/8490810/
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AT yongchen outputintegralslidingmodefaulttolerantcontrolfornonlinearsystemswithactuatorfaultandmismatcheddisturbance