結(jié)構(gòu)振動(dòng)控制的參考模型自適應(yīng)控制算法研究.pdf

1、武漢理工大學(xué)碩士學(xué)位論文結(jié)構(gòu)振動(dòng)控制的參考模型自適應(yīng)控制算法研究姓名：張凱靜申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：涂建維20100501AbstractThemethodofstructuralvibrationcontrolcanreducethestructuralresponsewhensufferringearthquake，strongwind，vehicles，occ鋤wave，orotherdynamicexcitat

2、ionsIntheexplorationoftheactive，semi—activecontroltechnologycontrolalgorithmisacriticalproblemmustberesearchedProfDPStotenfromtheBristolUniversitydevelopedtheMinimumControlSynthesis(MCS)adaptivecontrolalgorithmTheprocess

3、ofthisalgorithmwillnotdependonthepreciseparametersofstructuralmodelandithasfinerobustperformanceandcontroleffectAsaresult，itovercomethelimitationofclassicalcontroltheorybecauseclassicaltheoryisonlysuitableforlinearstruct

4、urewithslowparametervariationonlineTherefore，MCSadaptivecontrolalgorithmhasbeenwidelyusedinthefieldofmechanics，aerospaceorrobotsPerhapswewillaskcouldtheMCSadaptivecontrolalgorithmalsobewellappliedinthefieldofcivilenginee

5、ringProfW：LQuhascooperatedwithProfDPStotenandintroducedthisalgorithmintothefieldofcivilengineeringOnthebasisoftheirworkasystematicstudyonMCSmodelreferenceadaptivecontrolalgorithmapplyinginstructuralvibrationcontrolisdeve

6、lopedinthisthesisandthemaincontentisasfollowing：1Tworeferencemodels：seismicenergyreductionmodelandlinearquadraticregular(LQR)controlmodelisdesigned，theresponseoftheMCSadaptivecontrolalgorithmcantrackthatofreferencemodels

7、accuratelyandtheexpectedcontroleffectcanbeobtainedThestabilityofMCSmodelreferenceadaptivecontrolalgorithmisconsideredinaddition2TheonlinecontrollingperformanceofMCSreferencemodeladaptivecontrolalgorithmisanalizedwhenthes

8、tructuregoesintothenonlinearstateresultfromthestiffnessdegradationThecontroleffectiscomparedbetweentheMCSadaptivecontrolalgorithmandtheLORcontrolalgorithminthenonlinearstructure，showingtheadvantageofadaptivecontrolalgori