搜索
JournalofBuildingStructures31320103Vol31No3Mar2010013:10006869(2010)03008908黄泰赟1,蔡健2(1.广州珠江外资建筑设计院,广东广州510600;2.华南理工大学土木工程系,广东广州510640):,,,,,,,,,,:;;;:TU393304:ADesignoflargespanspatialdeformedsteelstructureoftheGuangzhouOperaHouseHUANGTaiyun1,CAIJiang2(1.GuangzhouPearlRiverForeignInvestmentArchitecturalDesignInstitute,Guangzhou510600,China;2.DepartmentofCivilEngineering,SouthChinaUniversityofTechnology,Guangzhou510640,China)Abstract:ThearchitecturalshapeoftheGuangzhouOperaHouseisuniqueandirregularwithitsbuildingenvelopeformedbyirregularspatialfoldedplates.Thispaperintroducesabrandnewtypeofstructure,calledspatialfoldedplatetriangularlatticestructure,whichisappliedinthedesignoftheGuangzhouOperaHouse.Detailsofstructuralsystem,shapeconstituents,principleofstructurelayout,andjointdesignarepresented.Deformationandmemberstressundergravity,windload,earthquakeandtemperatureactionarediscussed.Keyproblemssuchasoverallstability,jointanalysisandfullscaleexpermientalresearchtestofcaststeeljointsarereported,andtheworkingmechanismandcharacteristicsofthestructuresystemaresummarized.Thenewstructuresystemhasgreatapplicabilitytoirregularshapedbuildings,offersgreatsidewayrigidityandantiearthquakeperformance,whereaspossesslittlemembranerigidity.Themainworkingmechanismistheframeaction,overallstabilityproblemisnotcriticaltothiskindofstructure,anditisnotsensitivetoinitialdeformation.Keywords:spatialfoldedplatetriangularmeshstructure;caststeeljoint;postbucklingstrengthofwebplate;overallstability作者简介:黄泰赟(1974),男,广东汕头人,工学博士,高级工程师Emai:ltyhuang@163com收稿日期:2009年8月8911800400,70000m2,43mZahaHadid,,(1),,!1Fig.1PerspectiveviewoftheGuangzhouOperaHouse6437,,,,23180m29440m2,,18m,1359m,1285m;88m62m2Fig.2Photoofconstructionsite2005,(2),,201052,,,,,,,,343Fig.3Structuralviewofoperahouse4Fig.4Structuralviewofmultipurposehall2164,,500mm79∀1775∀,104,41!,,(),,,6m,!45∀~60∀,15∀~30∀70m53m37,90500mm439∀1741∀,54,18,,902∀,15∀508m423m,,,,,22+4250m,,65400mm,,569(),14,,,,,,,,,(5118m,5),,10m,08m300mm#1000mm,300mm#800mm,400mm,,08~145m,,14~50mm,,,:16mm,10mm,20mm,12mm20mmQ345GJB,Q345B5Fig.5Uppersupportsofoperahouse6Fig.6Uppersupportsofmultipurposehall,54400mm,468()4(6),250mm#750mm,400mm,,076m,18m(439∀)12~50mm,16mm10mm20mmQ345GJB,Q345B,4050t1520t()23:∃,;%,;&,,,,,,7917Fig.7Sketchdrawingsofjoints:6,10;,10∀;,;,,,,,GS20Mn5N,DIN17182CECS235:2008∋([1]!,,,869,48,21,1100t,39t8Fig.8Sketchdrawingsofcaststeeljoints331,,,,,34kN/m2;()17kN/m2,,03kN/m2,2kN/m2,1232100a,w0=06kN/m2,C,,1)150[2],,,;,;,,,,24,26kPa,-506kPa,20,8,33,50a63%max=00917,II,Tg=032s,=002100a,100a63%,50a63%135,,,10%34,∗25+,10,074SAP2000,ANSYS,92,,,41910,12XY,31,23,,,,,()9Fig.9Firsttwomodeshapesofoperahouse10Fig.10Firsttwomodeshapesofmultipurposehall42,,,,,,L,L/300(),()l/400(l)11,116mm93mm,85%~90%(a)(b)11Fig.11Verticaldeformationunderserviceabilitylimitstates,,30%(03),1,15%,5%,1()Table1Comparisonofjointrigidity(multipurposehall)935mm1072mm147%99mm111mm13%1061s064s5%432,100a9375,,,,,,,12(X,,56)2Table2ComparisonofseismicactionandwindloadQ0/kN6667697227752750Q0/Ge59%61%59%59%/H1/50001/41841/40381/5676!/mm15613290144/kN377045411072682/H1/87231/74551/161541/12353!/mm1651698899:Ge(a)135∀(X)(b)0∀(X)12Fig.12Lateraldisplacementunderwind7(220cm/s2),ElCentroTaft10+05+10,,,7,06(),2%10(13),935mm,7,,!137Fig.13Bucklingstressratioofmembersinopearhouseunderrareseismicaction44,,,,,,∗25+,50%,10000kN,:∃,,,,;%,,,,;&,25+14,,25+,129MPa14Fig.14Memberstressundertemperatureaction45,(22),,,94GB500172003∋([3]543,,15,,95%08,20%03,(a)(b)15Fig.15Bucklingstressratioofmembersinmultipurposehall,,45%,55%,46,JGJ612003∋([4],1,1/300,10+10,1,1161,44495,210mm,80,,374(16),1717,8010,8,3,1,24,5,40,,,,161(44495)Fig.16Firsteigenvaluebucklingmodeofmultipurposehall17374YFig.17Timedisplacementcurveofnode37447,ANSYS,,;,,,,1/50,vonMises1895(8),,,(279MPa),,Q345,(a)(b)18Fig.18Equivalentstressoftypicalcaststeeljoints,,(19),,1219Fig.19Schemeofexperimentloadingdevice[5],,,,,,,,,;,,5,,:(1),,(2),,,,(3),(4),(5),(6)[1]CECS235:2008[S].(CECS235:2008Technicalspecificationforapplicationofconnectionsofstructuralsteelcasting[S].(inChinese))[2].[R].:,2005.[3]GB500172003[S].(GB500172003Codefordesignofsteelstructures[S].(inChinese))[4]JGJ612003[S].(JGJ612003Technicalspecificationforlatticedshells[S].(inChinese))[5].[R].:,2007.96