简介:ThemixedH2/H∞guaranteedcostcontrolproblemviastatefeedbackcontrollawsisconsideredinthispaperforlinearsystemswithnorm-boundedparameteruncertainty.Basedonthelinearmatrixinequality(LMI)approach,sufficientconditionsarederivedfortheexistenceofguaranteedcostcontrollerswhihcguaranteenotonlyaprespecifiedH∞disturbanceattenuationlevelononecontrolledoutputforalladmissibleparameteruncertainties,butalsotheworst-caseH2performanceindexontheothercontrolledoutputtobenomorethanaspecifiedbound.Furthermore,aconvexoptimizationproblemisformulatedtodesignanoptimalH2/H∞guaranteedcostcontroller.
简介:ForaclassofSISOnonlinearcontrolsystemswithparameteruncertaintyanalmostdisturbancedecouplingproblemwithstabilityisdefinedandinvestigated.Backsteppingtechniqueprovidesapractcaldesignmethodofcontroller,underwhichtheL2gainfromthedisturbancetothecontrolledoutputcanbearbitrarilysmallsubjecttononlinearuncertaintiesandtheclose-loopsystemisinternallyasymptoticallystable.
简介:Fivekindsofconesareintroduced,whichareusedtoestablishtheconstraintsqualifications,underwhichthegeneralizedKuhn-Tuckernecessaryconditionsaredevelopedforaclassofgeneralized(h,φ)-differentiablesingle-objectiveandmultiobjectiveprogrammingproblemsbyusingMotzkin'salternativetheoremandBen-Talgeneralizedalgebraicoperations.
简介:ThispaperdealswithH∞controlofa5th-ordermodelofsynchronousgenerators.First,byusingthemethodofexactlinearization,wetransformthe5th-ordermodelintoalinearone.Thenweassignthepoleofthelinearizedmodelintheopenlefthalfplane.Finally,weapplythedesignmethodoflinearH∞controltogetastatefeedbackcontroller.
简介:环境法的调整对象是否独立而有特色,不仅是环境法律部门存在的基础,也是环境法学与其他法律科学联系,区分开来的主要方面,更体现了环境法的本质特点和规律。
简介:摘要本文应用类比法,以实际生活中儿童玩耍的旋转木马作为对比,来解释力矩做功和线量与角量之间的关系这两个知识点,从而说明类比法的优势,突出知识点的形象化。