UNCERTAIN_NONLINEAR_SYSTEMS

作品数：69被引量：219H指数：9
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Multiple-event-triggered adaptive fuzzy output-feedback control for MIMO uncertain nonlinear systems
《Science China(Technological Sciences)》2025年第2期216-226,共11页Shuai SUI Yu YANG Shaocheng TONG C.L.Philip CHEN 
supported by the National Natural Science Foundation of China(Grant Nos.62176111,62333004,62173172);the Excellent Young Scientists Fund Program(Overseas);the"Xingliao Talent Plan"for young top talents(Grant No.XLYC2203188).
The article addresses the output-feedback control issue for a class of multi-input multi-output(MIMO)uncertain nonlinear systems with multiple event-triggered mechanisms(ETM).Compared to previous event-triggering stud...
关键词：event-triggered control(ETC) dynamic surface control(DSC) output-feedback control fuzzy adaptive control 
A Practical Predefined-Time Stability Criterion and Its Application to Uncertain Nonlinear Systems
《Journal of Systems Science & Complexity》2024年第6期2556-2578,共23页XU Hao YU Dengxiu SUI Shuai XU Bowen CHEN C.L.Philip 
supported in part by the National Natural Science Foundation of China under Grant Nos.92267203,62373302,62333009,62176111,and 62333004;in part by the Key-Area Research and Development Program of Guangdong Province under Grant No.2023B0303030001;in part by the Program for Guangdong Introducing Innovative and Entrepreneurial Teams under Grant No.2019ZT08X214;in part by the Natural Science Foundation of Shaanxi Province under Grant No.2024JC-YBQN-0663;in part by Innovation Foundation for Doctor Dissertation of Northwestern Polytechnical University under Grant No.CX2023084。
In this paper,the singularity-free predefined-time fuzzy adaptive tracking control problem is studied for non-strict feedback(NSF)nonlinear systems considering mismatched external disturbances.An innovative practical ...
关键词：Fuzzy adaptive control nonlinear systems practical predefined-time stability predefinedtime control singularity-free control 
Practical fixed-time adaptive fuzzy control of uncertain nonlinear systems with time-varying asymmetric constraints: a unified barrier function based approach
《Frontiers of Information Technology & Electronic Engineering》2024年第9期1282-1294,共13页Zixuan HUANG Huanqing WANG Ben NIU Xudong ZHAO Adil M.AHMAD 
Project supported by Institutional Fund Projects(No.IFPIP:131-611-1443)。
A practical fixed-time adaptive fuzzy control strategy is investigated for uncertain nonlinear systems with time-varying asymmetric constraints and input quantization. To overcome the difficulties of designing control...
关键词：Unified barrier function Time-varying asymmetric state constraints Fuzzy logic systems Fixed-time control Command filter 
Global adaptive output-feedback tracking with prescribed performance for uncertain nonlinear systems
《Science China(Information Sciences)》2024年第5期146-160,共15页Yuan WANG Yungang LIU 
supported in part by National Natural Science Foundation of China (Grant No. 62033007);Taishan Scholars Climbing Program of Shandong Province;Major Fundamental Research Program of Shandong Province (Grant No. ZR2023ZD37)
At present,one typical control strategy for guaranteeing transient and steady-state performance is funnel control and prescribed performance control.The strategy features completely discarding the system nonlinearitie...
关键词：uncertain nonlinear systems output feedback prescribed performance unknown control direction dynamic high gain global tracking 
Disturbance observer based actor-critic learning control for uncertain nonlinear systems
《Chinese Journal of Aeronautics》2023年第11期271-280,共10页Xianglong LIANG Zhikai YAO Yaowen GE Jianyong YAO 
supported by the National Key R&D Program of China(No.2021YFB2011300);the National Natural Science Foundation of China(No.52075262).
This paper investigates the disturbance observer based actor-critic learning control for a class of uncertain nonlinear systems in the presence of unmodeled dynamics and time-varying disturbances.The proposed control ...
关键词：Actor-critic structure Composite adaptation Disturbance observer Robot manipulator Uncertain nonlinear system 
A Data-Based Feedback Relearning Algorithm for Uncertain Nonlinear Systems被引量：1
《IEEE/CAA Journal of Automatica Sinica》2023年第5期1288-1303,共16页Chaoxu Mu Yong Zhang Guangbin Cai Ruijun Liu Changyin Sun 
supported in part by the National Key Research and Development Program of China(2021YFB1714700);the National Natural Science Foundation of China(62022061,6192100028)。
In this paper,a data-based feedback relearning algorithm is proposed for the robust control problem of uncertain nonlinear systems.Motivated by the classical on-policy and off-policy algorithms of reinforcement learni...
关键词：Data episodes experience replay neural networks reinforcement learning(RL) uncertain systems 
Simplified prescribed performance tracking control of uncertain nonlinear systems被引量：2
《Science China(Information Sciences)》2022年第8期287-288,共2页Shanling DONG Guanrong CHEN Meiqin LIU Zheng-Guang WU 
supported in part by National Natural Science Foundation of China(Grant Nos.61803305,61803274,61933010);in part by Natural Science Foundation of Shaanxi Province(Grant No.2020JQ-213);in part by China Postdoctoral Science Foundation(Grant No.2020M673486);in part by Fundamental Research Funds for the Central Universities(Grant No.3102020ZDHKY02)。
Dear editor,In practical engineering,some certain transient and steady performance,such as overshoot,adjustment time,and steady-state error,need to meet specific requirements.In order to ensure that the system state o...
关键词：PRESCRIBED PERFORMANCE ERROR 
Active Disturbance Rejection Control of Second-Order Nonlinear Uncertain Systems with Guaranteed Transient and Steady State Tracking Error Bounds被引量：2
《Journal of Systems Science & Complexity》2022年第4期1293-1309,共17页CHEN Zhixiang 
supported by the Key Laboratory of Systems and Control,Chinese Academy of Sciences。
This paper presents an active disturbance rejection control(ADRC)method for a class of second-order nonlinear uncertain systems with guaranteed transient and steady state tracking error bounds.To deal with the trackin...
关键词：Active disturbance rejection control output feedback control prescribed performance uncertain nonlinear systems 
Adaptive Control With Guaranteed Transient Behavior and Zero Steady-State Error for Systems With Time-Varying Parameters被引量：2
《IEEE/CAA Journal of Automatica Sinica》2022年第6期1073-1082,共10页Hefu Ye Yongduan Song 
supported by the National Natural Science Foundation of China(61991400,61991403,61860206008,61933012)。
It is nontrivial to achieve global zero-error regulation for uncertain nonlinear systems.The underlying problem becomes even more challenging if mismatched uncertainties and unknown time-varying control gain are invol...
关键词：Adaptive control global property guaranteed performance uncertain nonlinear systems 
Gaussian mixture model based adaptive control for uncertain nonlinear systems with complex state constraints被引量：1
《Chinese Journal of Aeronautics》2022年第5期361-373,共13页Yuzhu BAI Rong CHEN Yong ZHAO Yi WANG 
supported by the National Natural Science Foundation of China(Nos.61690210,61690213,12002383)。
This paper addresses an uncertain nonlinear control system problem with complex state constraints and mismatched uncertainties.A novel Gaussian Mixture Model(GMM)based adaptive PID-Nonsingular Terminal Sliding Mode Co...
关键词：Gaussian mixture model Nonlinear systems State constrained Terminal sliding mode control UNCERTAIN 
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