天津高银117大厦结构体系设计研究

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42320123BuildingStructureVol.42No.3Mar.2012117100020117597m1179.5。、-。、、。、、、、、、。117TU318A1002-848X201203-0001-09StructuralsystemdesignandstudyofTianjinGoldin117megatowerLiuPengYinChaoKevinLeeLiuGuangleiHuangXiaoyunGomanHoAlexisLeeArupBeijing100020ChinaAbstractTianjinGoldin117megatowerhasanarchitecturalheightof597mwithtotal117storeiesandthecoronationofhavingthehighestroofamongallthebuildingsunderconstructioninChina.Structuralheight-widthratioisapproximately9.5exceedingtheexistingregulationcodessignificantly.Inordertosatisfytheearthquakeandwind-resistingrequirementsastructureconsistingofaperimeterframeincludingmegacompositecolumnmegabraceandtransfertrussesandreinforcedconcretecorecontainingcompositesteelplatewallwasadoptedtoformamegaframesteelconcretecompositestructuralsystem.Thetowerkeepstherecordsforstructuralheightheight-widthratioandmega-columnsectionaldimensionsamongcurrentChineseengineeringprojects.ComplementedbysomeofthenewrequirementsinthelatestChinesebuildingseismicdesigncodesdesignofthesuperhigh-risebuildinginhigh-intensityseismicareaexhibitsanumberofnewfeaturesandsolutionstoprofessionalrequirementsinresponsespectrumselectionoverallstiffnesscontrolmaterialandcomponenttypeselectionseismicperformancebaseddesignmega-columndesignanti-collapseandstabilityanalysisaswellaselastic-plastictime-historyanalysis.KeywordsTianjinGoldin117megatowersuperhigh-risebuildingmegaframehighintensityseismiczonemegacolumncompositesteelplatewallEmailpeng.liu@arup.com。11117137m2597m117、126。。65m×65m45m×45m。37m×37m、。2584m61.24m9.5271-3B74。70.15gⅢ~Ⅳ20122。。。33.1365m45m1∶1。3。、。。3.2。1400m。。2。3。。。。。4、。。5。15。2423.11745———6“”。3.3。7634m×32m67。700mm、、、。7、8。5。320126。、。8。1400mm300mm600mm300mm。35mm3225mm。。。。。3.4、。45m25.4m21。1/m2/%/mm/%MC10116M~11731250-C50MC9108~116M5.4630-C50MC897~108115300.5C50MC781~97115300.5C50MC666~81184.5300.8C50MC550~66274300.8C60MC435~50364400.8C60MC321~35414400.8C70MC29~21454400.8C70MC11~9456600.8C70。7。。896、。945m24%~6%4423.117Q345GJQ390GJ。C70~C50。0.5%~0.8%。。9。。、、、、、、。3.5。。。5312~15。、。3.66~13m3m、、、、120mm、130mm。120mm。、、、、200~300mm。。3.72。。2h/500-h/100、111。44.15010070.15g0.6s0.035。“10050”10。4.2ETABS、MIDAS。52012LS-DYNAABAQUS。。10、。101~39.068.973.46s2110.38。。4.3、1170.15g。。109MN128MN100108MN。114.412501/6671/5161/614971/500。13。600mm50650mm。12134.5P-Δ3EJd≥1.4H2Σni=1Gi。EJdH。EJd/H2Σni=1Gi=1.441.42.7。2.7。。4.61415。、、。XY166423.1171441565%80%。。164.7。70%30%。、。1780%。17117-“”。、。。。4.8BMT0.203m/s2。5FEMA35611“”、ATC4012。LS-DYNA。、-。+。、。、ETABS。72012。。、、、。。187XY1/100。1866.1600m。50、、4“”。。。-。6.213。。6s。300m6s9.0s。。6s10s。6s。。5s。6.3、、。。。。DODDepartmentofDefense14GSAGeneralServicesAdminstration15。。6.430%8423.117。C60、、300m。6.5+、、-。。。6.6。、、。、、80%。8。。400m。、、、、0.2Q0、“”。。6.7。、。、、。6.8。、、。。。。。201010。、、、、、、、、、、、、、、、、、、、199423.149。5。Y。CP1。51。。2。3。。4。5。。1.MIDAS/GenM.2010.2.-J.20093941-6.3.J.200636847-52.4.-J.20093947-9.5ATC40SeismicevaluationandretrofitofconcretebuildingsS.AppliedTechnologyCouncil1996.6FEMA273FEMA356.NEHRPguidelinesfortheseismicrehabilitationofbuildingsS.WashingtonDCFederalEmergencyManagementAgency1996.7.M.2003.91GB50011—2001S.2008.2008.2GB50011—2010S.2010.3JGJ—2002S.2002.4S.20101092010.5.AJ.200930S18-13.6.-J.20083861-510.7.J.201043811-20.8.J.20073791-534.9.M.3.2003.10.117R.2010.11FEMA356PrestandardandcommentaryfortheseismicrehabilitationofbuildingsS.WashingtonD.C.FederalEmergencyManagementAgency2000.12ATC40SeismicevaluationandretrofitofconcretebuildingsS.AppliedTechnologyCouncil1996.13.D.2002.14UnifiedFacilitiesCriteria.DesignofstructurestoresistprogressivecollapseS.U.S.DepartmentofDefence2005.15ProgressivecollapseanalysisanddesignguidelinesfornewfederalofficebuildingsandmajormodernizationprojectsS.U.S.GeneralServiceAdministration2003.91

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