土箱形基礎rc框架結構動力相互作用試驗研究與模擬分析

1、湖南大學碩士學位論文土箱形基礎RC框架結構動力相互作用試驗研究與模擬分析姓名：彭軼君申請學位級別：碩士專業(yè)：結構工程指導教師：尚守平20060510土箱形基礎Rc框架結構動力相互作用試驗研究與模擬分析AbstractAsapartoftheprojectaidedbynatufesciencenationalfhnd，《analysisofsoilfoundation—structuredynamicinteraction》(N0502

2、78033)，someissuesabouttestresearchandsimulationanalysisonsoilboxfoundationRCframestructurearediscussedinthisthesisTheseissuesincludethedeveloDmentincontactmodalofdynamicanalysiswithsoil_boxfoundationinteraction，theef億cto

3、ndynamicinteractionwifhtransfbrlninparameterbothofsuperstructureandsoil，theresearchonseismicisolationbychangingsoilstiffhessandintroducingresearchresulttotheseismicstructuredesignThearticleisdividedintonvechapters，asfbll

4、ows：1Withthereviewofdevelopmentwhichabouttheoryresearchonsoilstructuredynamicinteraction，Variousanalysismethodsandapplications，exceptionallyfbrtheresearchhistoryofsoilf0undationcontactinterfhceareintrOducedTheworkinthisp

5、aperisbasedonfbrmerresearches2Atestoflarge—scaleoutdoormodelofsoil_boxfoundation—RCframestructureisintroduced，includinggeologicalconditions，themodelitselfanddynamictestswiththose10cationsofthetestposmon3Basedonthelarge—s

6、caleoutdoormodel，thethreedimensionfiniteelementmodelisestablishedbyusingMSCMarcprogram，whichincludegriddingpartition，artificialboundarycondition，nonlinearsimulationindvnamicinteractionandcalculationmethodThenthemodeltest

7、saresimulatedandthefiniteelementmodeloftestmodeliscrediblethroughcomparingtheresultsoftestsandcalculation4Someinterfacecontactmodelsofsoil一structureandresolu“onprinciplesofcontactelementinuniVersalFEMprogfamareintroduced

8、Conside“ngtheenergydissipationbetweensoilandtheboxfbundation，amodifiedthreedimensionGoodmancontactelementispresented，anditselementstifmessmatriXisderivatedAlso，someseismicresponseanalysiswhichindif托rentmaxaccelerationfea

9、turesarepresentedbyusingspringjnMarcprogramforsimulatingthemodifiedcontactelement5Theinnuenceofsoil—structuredynamicinteractionisstudied，whichindif托rentmassdistribution，elasticmodulusofconcrete，stiffhessdistributionandso