Receiveddate:20071002
Biography:ZHOUJing(1978),Female,Ph.D.,nowsheisaresearchfelowatDepartmentofEngineeringCybernetics,NorwegianUniver
sityofScienceandTechnology,Norway.Herresearchinterestsincludeadaptivecontrol,robustcontrol,nonlinearcontrol,flow
control,unstableoilcontrol,drilingcontrol,andactuatorandsensornonlinearities.
Emial:jing.zhou@itk.ntnu.no
Correspondingauthor:WENChangyun(1963),male,Ph.D.,Professor.Hehasbeenactivelyinvolvedinresearchactivitiesinadap
tivecontrol,switchingandimpulsivesystems,iterativelearningcontrol,opticalsignalprocessingandsoon.
Email:ecywen@ntu.edu.sg
文章编号:16723961(2007)05000110
ControlofMIMOsystemsusingadaptiveinternalmodelprinciplewith
backsteppingapproach
ZHOUJing1, WENChangyun2
(1.FacultyofInformationTechnology, MathematicsandElectricalEngineering, NorwegianUniversityof
ScienceandTechnology, Trondheim7491, Norway;
2.SchoolofElectricalandElectronicEngineering, NanyangTechnologicalUniversity,
NanyangAvenue639798, Singapore)
Abstract:Adaptiveoutputfeedbackcontrolofaclassofmultipleinputmultipleoutputsystemsisconsidered
inthepresenceofunknowndisturbances.Exceptthesignsofthetermmultiplyingthecontrolareassumed,no
otherknowledgeontheunknownparametersisrequired.Thecontroldesignisachievedbyusingbackstepping,
tuningfunctions,SDUfactorizationandestimatingparameters.Itisshownthattheproposedcontrolercan
guaranteeglobaluniformultimateboundedness.
Keywords:backstepping;adaptivecontrol;MIMOsystems;tuningfunction;factorization
基于反推方法的自适应内模原理的
多输入多输出系统控制
周靖1,温长云2
(1.挪威科技大学 信息技术、数学和电气工程系, 挪威 特隆赫姆 7491;
2.南洋理工大学 电气与电子工程学院, 新加坡 南洋大街 639798)
摘要:研究了一类有未知扰动的多输入多输出系统的自适应输出反馈控制.除控制系数的符号已知外,不需要其
它未知参数的任何信息.通过综合应用反推、调节函数、SDU分解和估计参数,得到了控制器的设计.所设计的控
制器能够确保全局一致最终有界性.
关键词:反推;自适应控制;多输入多输出系统;调节函数;分解
中图分类号:TP273
文献标志码:A
0 Introduction
AdaptivecontrolhasseensignificantdevelopmentsincetheappearanceofaLyapunovbasedrecursivedesignprocedure
第37卷 第5期
Vol.37 No.5
山 东 大 学 学 报 (工 学 版)
JOURNALOFSHANDONGUNIVERSITY(ENGINEERINGSCIENCE)
2007年10月
Oct.2007
knownasbackstepping[1].Agreatdealofatentionhasbeenpaidtos