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自动化学报 2010
线性多胞型不确定连续系统故障检测滤波器设计DOI: 10.3724/SP.J.1004.2010.00742, PP. 742-750 Keywords: Faultdetection,polytopicuncertainty,Kalman-Yakubovich-Popov(GKYP)lemma,linearmatrixinequality(LMI) Abstract: ？Thepaperstudiestheproblemoffaultdetectionfilterdesignforuncertainlinearcontinuous-timesystems.Adesignproceduredealingwithparameteruncertaintiesisproposedforresidualgeneration,thesensitivitytofaultandtherobustnessagainstdisturbancesarebothenhancedonresidualoutputsthroughsatisfyingsomeperformanceindexes.BytheaidofthegeneralizedKalman-Yakubovich-Popov(GKYP)lemma,thefaultsensitivityperformanceindexcanbedealtwithinthegivenfrequencyrangedirectly,whichavoidsapproximationsassociatedwithfrequencyweightsoftheexistingtechniques.Aniterativealgorithmbasedonlinearmatrixinequality(LMI)isgiventoobtainthesolutions.Anumericalexampleisgiventoillustratetheeffectivenessoftheproposedmethods.
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