UNCERTAIN_NONLINEAR_SYSTEMS

作品数：69被引量：219H指数：9
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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 
Adaptive estimation and control for uncertain nonlinear systems and full actuation control
《Science China(Information Sciences)》2023年第11期165-180,共16页Fei YAN Mingyuan ZHANG Guoxiang GU 
supported in part by National Natural Science Foundation of China(Grant No.61873215);Natural Science Foundation of Sichuan Province(Grant No.2022NSFSC0470)。
We study adaptive control for a family of nonlinear systems,involving unknown and uncertain parameters.The proposed control law estimates the system parameters adaptively and stabilizes the closedloop system asymptoti...
关键词：adaptive control asymptotic stabilization full actuation and under actuation LEAST-SQUARES NONLINEARSYSTEMS 
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 
Global practical tracking via disturbance rejection control for uncertain nonlinear systems with quantized input and output
《Science China(Information Sciences)》2022年第1期275-277,共3页Debao FAN Xianfu ZHANG Yanjie CHANG Xiaodong LU 
supported by National Natural Science Foundation of China(Grant Nos.61973189,61873334,61573215);Research Fund for the Taishan Scholar Project of Shandong Province of China(Grant No.ts20190905);Foundation for Innovative Research Groups of National Natural Science Foundation of China(Grant No.61821004)。
Dear editor,With the rapid development of digital control systems and other fields,quantized control has attracted increasing attention[1].Although considerable research has been conducted on the analysis of quantized...
关键词：QUANTIZED nonlinear DISTURBANCE 
Adaptive output regulation of uncertain nonlinear systems with unknown control directions被引量：4
《Science China(Information Sciences)》2019年第8期206-208,共3页Jingyu CHEN Zhenhong LI Zhengtao DING 
Dear editor, The output regulation problem for nonlinear systems with unknown exosystems has been an important research topic over the last few decades [1]. The early results commonly assume that the sign of the high-...
关键词：ADAPTIVE OUTPUT regulation UNCERTAIN nonlinear systems UNKNOWN control DIRECTIONS 
Sampled-data feedback and stability for a class of uncertain nonlinear systems based on characteristic modeling method被引量：5
《Science China(Information Sciences)》2016年第9期137-151,共15页Tiantian JIANG Hongxin WU 
supported by National Natural Science Foundation of China(Grant No.61333008);National Key Basic Research and Development Program of China(973)(Grant No.2013CB733100)
In this paper, we investigate the tracking problem for a class of second-order uncertain nonlinear systems using sampled-data output feedback. Our controller is designed based on the characteristic modeling method. We...
关键词：uncertainty nonlinear system characteristic model golden-section adaptive control sampled-data feedback 
Global practical tracking via adaptive outputfeedback for uncertain nonlinear systems with generalized control coefficients被引量：4
《Science China(Information Sciences)》2016年第1期185-197,共13页Shaoli JIN Yungang LIU 
supported by National Natural Science Foundation of China(Grant Nos.61325016;61273084;61233014);Natural Science Foundation for Distinguished Young Scholars of Shandong Province of China(Grant No.JQ200919);the Independent Innovation Foundation of Shandong University(Grant No.2012JC014)
This paper investigates the global practical tracking via adaptive output-feedback for a class of uncertain nonlinear systems with generalized control coefficients. Notably, the system in question has the function-of-...
关键词：uncertain nonlinear systems function-of-output control coefficients global practical tracking dy-namical high-gain adaptive output-feedback 
Rejection of nonharmonic disturbances for a class of uncertain nonlinear systems with nonlinear exosystems
《Science China(Information Sciences)》2013年第3期186-197,共12页JIANG Yuan LIU ShuTang WANG RuLiang 
supported by National Natural Science Foundation of China(Grant Nos.61164015,60864001);Foundation for the Author of National Excellent Doctoral Dissertation of China(Grant No.200444);Project Sponsored by the Scientific Research Foundation for the Doctors of Nanchang Hangkong University(Grant No. EA201104184)
This paper proposes an asymptotic rejection algorithm for rejecting exotic disturbances in nonlinear systems. Disturbances produced by nonlinear exosystems are nonharmonic and periodic. A new internal model is propose...
关键词：disturbance rejection adaptive control nonharmonic periodic signal van der Pol oscillator GLOBALSTABILITY 
A dynamical inequality for the output of uncertain nonlinear systems被引量：4
《Science China(Information Sciences)》2013年第1期108-116,共9页LI ChanYing GUO Lei 
supported by National Natural Science Foundation of China (Grant No. 60821091);Committee on Research and Conference Grants of The University of Hong Kong (HKU CRCG) (Grant No. 201007176047)
An important task in control theory is to study the limitations of feedback principle in dealing with uncertainties. Although some progresses have been achieved in this area, they are all focused on some special class...
关键词：dynamical systems uncertain parameters feedback control Cramer-Rao bound 
Numerical optimization method for HJI equations derived from robust receding horizon control schemes and controller design被引量：1
《Science China(Information Sciences)》2012年第1期214-227,共14页SONG ChongHui BIAN ChunYuan ZHANG Xie SHI ChengLong 
supported by National Natural Science Foundation of China(Grant Nos.60974141,60504006,60621001,60728307,60774093);Natural Science Foundation of Liaoning Province(Grant No.20092007);Fundamental Research Funds for the Central Universities(Grant Nos.N100404015,N100404012)
This paper addresses how to numerically solve the Hamilton-Jacobin-Isaac （HJI） equations derived ffom the robust receding horizon control schemes. The developed numerical method, the finite difference scheme with si...
关键词：dynamic programming uncertain nonlinear systems numerical method robust receding horizoncontrol differential game 
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