厦门国际会展中心三期大跨屋盖和楼盖结构设计

43320132BuildingStructureVol．43No．3Feb．201310008999m72m。。27mTMD。、、、、。、TMD。TMDTU393.3A1002-848X201303-0001-04StructuraldesignonlargespanroofandfloorofXiamenInternationalConferenceandExhibitionCenterphaseⅢZhangTongyiWangLiqunZengQingpengChinaIPPRInternationalEngineeringCorporationBeijing100089ChinaAbstractChord-tensiontrusseswith99mand72mspanwereadoptedforlargespanroofofXiamenInternationalConferenceandExhibitionCenterphaseⅢ．Concretecounterweightwasusedtopreventthegreatwinduplift．Two-waytrussandcombinationfloorsystemwithTMDsystemswereusedtoreducethefloorvibrationforthelocal27mspanacrossfloor．Thenewroofsystemroofwindtunneltestresultsandwindloadfordesignparameterselectionmethodoftemperatureeffectanalysisthecalculationresultsofchord-tensiontrussandtheconcreterooftheconstructioncontrolrulesandotherkeydesigncontentswereintroducedforlargespanroof．ThecombinationfloorsystemfloorvibrationcalculationandTMDvibrationreductionwereintroducedforlargespanfloor．Keywordslargespanrooffloorchor[e-mail]。1。105687m2168000m278000m290000m2。1。143.2m×406.45m2ABC32。1C。12、、23.95m。A143.2m×155m99mB93.5m×72m72mC84.5m×178.5m63m×81m23。20133A～C2BA72mA99mA。、。2.1A99m。4。4。。2.2150w0=0.80kN/m2A。AB、。、5。M1－1.47N1－1.17。1.922kN/m2。M1M3M10M12N1N3N10N12－2.36。4A51.2mM11M120.9mM10.6m。2433．2.320℃125℃15℃。2、0.351.08.75℃0.351.05.25℃10℃。315℃10℃。2.41、SAP20006。ANSYS。2、144mm1/688256mm1/387。119mm。4603.6kN12791kN36%2。0.85。2500kN250kN60.02rad±150mmPTFE1%。3、Solid457。130MPa。489。。40m、。7/Pa8/N/mm29/mm32013102.5。、、。、、。33.1C212。63m。27m18m+27m+18m4m27m3m9m。。10。113.2TMD227mETABSIABSE65kg2.15Hz11。12。27mTMDTMD0.625t42415t3。TMD12TMD50%0.05m/s2。12。1R．2010．2JGJ257—2012S．2012．3R．2011．4