水平地震激励下立式储罐与地基相互作用动力响应分析

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1、哈尔滨工程大学博士学位论文水平地震激励下立式储罐与地基相互作用动力响应分析姓名：周利剑申请学位级别：博士专业：固体力学指导教师：梁立孚20060601哈尔滨工程大学博士学位论文AbstractGroundsupposed，verticalliquid—storagetanksareimportantfacilitiesinoilstorageandtransportation．Sincethe1930’g，aimedatverticalstoragetanks，manyresearcheshavebeencarfiedthOU

2、【啦tbythescholarshomeandabroad．Sosomeconclusionswhicharebeneficialtoengineeringdesignareobtained，andthecriterionsareestablishedbydifferentcountriesaccordingtotheseresearches．However,thedynamicresponseofthetanksistendingtocomplicationbecauseofitsthinwall，basefloating，

3、largevolume．SotheverticalstoragetanksthatdesignedbythecriterionaredestroyedjntheseismicdisasteLTheperformanceofliqnid．storagetanksinthesepastearthquakesindicatesthattheseismicbehavioranddynamicresponsemechanismisstillneededstudyingfuttheLAtpresent，therearefouraspect

4、sineludedinthestudyofdynamicresponsebehavior：(1)theoryresearch；(2)shakingtabletestresearch；(3)numericalanalysis；(4)earthquakedisasterinvestigation．Inordertoestablishthenumericalanalysismethodandobtainabetterunderstandingonthedynamicbehavioranddynamicresponse，anumeri

5、calanalysis．combiningwithshakingtabletestresearch，iSmainlycarriedoutinIhisthesis，whichCanaffordsciencewalTanttoengineeringdesign．ThemainresearchandachievementaregivenasfoUows：Part1：Onthebaseofthesummaryofelastic．plastictheoryandtheanalysisofdifferentelastic—plasticc

6、onstitntivemodels，theelastic—plasticconstitutiverelationswhichisfitforsoil-tanksystemisconfirmed．Part2：1’11efiniteelementanalysismethodusedIosolvetheinteractionbetweenstoragetanksandsoildynamicpowerisconfirmed．Thefiniteelementanalysismethodmodelconsideringtheinterac

7、tionbetweenstoragetanksandsoilandthefluid．solidcoupling,thefiniteelementroodelisbuilt．Part3：TheshakingtabletestoftIle1×10’m’storagetankandthecomparisonandcheckinganalysisbetweenthetestandnumericalanalysisarecarriedout，whichValidatedthereliabilityofthefiniteelementmo

8、delofthestoragetanks．Part4：Themodalanalysisjsproceededforthepopulareightkindsoftanksintheengineering，andthefoloftierthree—levelmodeoftheei