Neural-Based Decentralized Adaptive Finite-Time Control for Nonlinear Large-Scale Systems with Time-Varying Output Constraints

Peihao Du, Hongjing Liang, Shiyi Zhao, Choon Ki Ahn

    Research output: Contribution to journalArticlepeer-review

    176 Citations (Scopus)

    Abstract

    This paper addresses the adaptive finite-time decentralized control problem for time-varying output-constrained nonlinear large-scale systems preceded by input saturation. The intermediate control functions designed are approximated by neural networks. Time-varying barrier Lyapunov functions are used to ensure that the system output constraints are never breached. An adaptive finite-time decentralized control scheme is devised by combining the backstepping approach with Lyapunov function theory. Under the action of the proposed approach, the system stability and desired control performance can be obtained in finite time. The feasibility of this control strategy is demonstrated by using simulation results.

    Original languageEnglish
    Article number8736293
    Pages (from-to)3136-3147
    Number of pages12
    JournalIEEE Transactions on Systems, Man, and Cybernetics: Systems
    Volume51
    Issue number5
    DOIs
    Publication statusPublished - 2021 May

    Bibliographical note

    Funding Information:
    Manuscript received March 4, 2019; accepted May 10, 2019. Date of publication June 13, 2019; date of current version April 15, 2021. This work was supported in part by the National Natural Science Foundation of China under Grant 61703051, in part by the Department of Education of Liaoning Province under Grant LZ2017001, and in part by the National Research Foundation of Korea through the Ministry of Science, ICT and Future Planning under Grant NRF-2017R1A1A1A05001325. This paper was recommended by Associate Editor J. Sarangapani. (Corresponding authors: Hongjing Liang; Choon Ki Ahn.) P. Du and S. Zhao are with the School of Mathematics and Physics, Bohai University, Jinzhou 121013, China (e-mail: [email protected]; [email protected]).

    Publisher Copyright:
    © 2013 IEEE.

    Keywords

    • Finite time
    • input saturation
    • neural network (NN)
    • nonlinear large-scale systems
    • time-varying output constraints

    ASJC Scopus subject areas

    • Software
    • Control and Systems Engineering
    • Human-Computer Interaction
    • Computer Science Applications
    • Electrical and Electronic Engineering

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