廣義線性系統(tǒng)的非脆弱控制.pdf

1、西安電子科技大學(xué)碩士學(xué)位論文廣義線性系統(tǒng)的非脆弱控制姓名：張碩申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：運(yùn)籌學(xué)與控制論指導(dǎo)教師：李俊民20090101ABSTRACTManypracticalprocessescaIlbemodeledassingularsystems，suchaSconstrainedcomrolproblems，electricalcircuits，ceIrtainpopulationgr0、礬hmodelsandsingularp

2、erturbationsInthepastseVeraldecades，stabilityandcontrolproblemsofsingularsystemshaVebeenextensiVelystudiedduetothefactthatthesingularsystembetterdescribesphysicalsystemsthantheno肌alsystemsComparedwithnonnalsystems，thesin

3、gulaursystemhasamorecomplicatedyetricherstmctureConsideringtheeabctoftimedelayanduncertaint)，onthedynamicalperfomanceofthesystems，robuststabilityandcontrolproblemshaVebeenmorerecentlyinVestigatedfortheuncertainsingularsy

4、stemswithtimedelayHoweVer，mostresultsareundertheaSsumptionthatthedesignedcontrollercanbeexactlyimplementedWhenthecontrollercaIl’tbeexactlyimplemented，weshoulddesignnonfragilecontrollerforuncenainsingularsystems，thisisthe

5、maincontentofthisp印er，speci：ficallyasfollows：Wedealwiththedesignproblemofrobustandnonfragile日。statefeedbackcontmllerforaclassofuncertainsingularlinearsystemwithstatedelayOneclassofperturbationisconsidered，namely，additiVe

6、Designofthestatefeedbacknon仔agilecontrollerfor，乇controlundertheclassofgainperturbationisgiVenintennsoflinearmatrixinequalitiesThedesignedcontroIlercanguar鋤teetheclosedloopsystemisregular，stableandimpulse矗eeaSwellashasofa

7、日口’no咖boundThispaperdealswiththedesignofdelaydependentrobustandnon一矗agileJLstatefeedbackcontrollerforaclassofsingularlinearsystemwithtimeV叫ingdelayLesslimitationforthederivativeoftime—dela弘usingtheSchurcomplementlemmaall

8、dtransfonIledvariables，foundasuitableLy叩unoVfhnction，theobtainedsu仃icientconditioncanbe、witteninaLMIfo咖Thedesignedcontrollerscanguaranteethattheclosed—loopsystemisregularstable，impulse舶eanddisturbaIlceattenuationinspiteo