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1、AbstractResearchonInteractionbetweenSuperstructureandBaseofUltrahigh-riseTube-intubeStructureDisciplineDisasterPreventionandReductionEngineeringandProtectiveEngineeringAuthornameWenJianjunSignatureTutornameProfessorZhangJunfaSignatureAssociateprofessorLiuY
2、unheSignatureAbstractAsthenumberofthetall-buildingandcomputertechnologyweredevelopedrapidlyandemerged,interactionbetweensuperstructureandfoundationbecomesajumped-upresearchsubject.Atpresent,thequestionofinteractionbetweensuperstructureandfoundationispaidat
3、tentiontomoreandmorebyprojectcircle.Inthestructuraldesignofthebuildingatpresent,regardthesuperstructureasthetopofcolumnberootthebaseofindependentstructure,whichdoesnotconsiderinteractionbetweensuperstructureandfoundation.Itcausedabigdiscrepancyintheresulto
4、fcalculationandreality.Theunreasonablephenomenonismoreobvious,especiallyintall-building.Superstructureintall-building,baseandfoundationareanorganicwhole.Thethreeconnectingeachotherandinfluencingeachother.Inthestructuraldesignofthebuilding,influenceofintera
5、ctioncannotbeignored.Thispaperlookedatthepracticalproject—thebuildingofpostandtelecommunicationandadministrationofnetworksinShanxiastheresearchexample.Thepaperusedlarge-scalefiniteelementprogram(ANSYS),lookedgroupedpilesfoundationasthecompositematerial,est
6、ablishedreasonableandefficientanalysismodel,andmaderesearchoninteractionstructurestaticanddynamicbehavior.Thecontentsandresultsofthispaperwereasfollows:(1)Thebasemodelwasestablished,somepiletensilephenomenonforwhichthethrowIII西安理工大学硕士学位论文equivalentthermall
7、oadsimulatedstoppeddewatering,andthephenomenonwasexplainedinqualityandinquantity.(2)Thesinglepilefiniteelementmodelwassimplified,andthepile-soilsystemingroupedpilesfoundationwaslookedasonekindofcompositematerialintermsoftheequivalentcontinuummethod,onthisb
8、ase,thepile-soilcompositematerial’sconstitutiverelationandequivalentcomplexmodelwereestablished.Theresultshowedtheequivalentcomplexmodelreflectedthegroupedpilesfoundation’sloadtransfermechanismwell,whichreduc
