一類時(shí)滯混沌系統(tǒng)同步問題的研究.pdf

1、沈陽工業(yè)大學(xué)碩士學(xué)位論文一類時(shí)滯混沌系統(tǒng)同步問題的研究姓名：王智峰申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：控制理論與控制工程指導(dǎo)教師：王向東20050308沈陽工業(yè)大學(xué)碩士學(xué)位論文SynchronizationofaClassofTimedelayChaoticSystemAbstractTherearelorsofchaoticphenomenaintherealworld，suchasLorenzsystemsinthemeteorology，Ch

2、uascircuitsystemandSOonBecausechamicsystemisextremelysensitivetotheinitialconditionwhichmakethesystemoutputnotmeetpeople’Sdemand，WealwaysneedtestrainthechaosinmanypracticalSystemsOntheotherhandthechaoticsystemcanbebenefi

3、cialtoothersystemsduetoitshardpredictionandinnerrandom，Suchas，theapplicationofchaostothesecurecommunicationsSoitisveryimportanttochaoscontrolandapplicationabouthowtestrainchaoswhenitiSharmfuland110WtomakeuseofitwhenitiSu

4、sefulAndtheresearchonitwillhavetheoreticalandrealappliedvalueInthisthesis，wedrawsomeresultsofchaossynchronizationthroughthestudyofchaossystems，methodsofcontrolandsynchronizationFirst，nonlinearsystemisdiscussed，someresear

5、chmethodsaboutitaleintrodutedSecond，somebasicnotionsanddefinitionsaboutchaosstudyaresystematicallyintroduced，thenthemaincharactersofchaos，thewaytochaosandthemethodsofcontrolchaos，thedefmitionofchaossynchronization，thecat

6、egoryandthemethodsofitareintroducedtooFurthermore，somealgorithmsofsystemidentificationaboutchaossystemareintroducedBythediscussionofpersistencyofexcitation，ashortcomingofthealgorithmofanadaptivesynchronizationispointedou

7、tAndthen，theproblemonaclassoftime—delaychaossynchronizationisdiscussed，whentheparameterisunknown，bythedesignofcontrollerthesynchronizationofthistime—delaychaossystemisrealized，thenaparameterestimationconvergestotherealva

8、lue。BasedonthetheoryofLyapunov’S，synchronizationcontrollerisconstructed，throughthetheoryofpersistencyofexcitationinmodelreferenceadaptivecontrol，theconditionthattheparameterconvergestotherealvalueisgiyenFinallytheconclus