空間桁架組合樓蓋的研究.pdf

1、山東建筑大學(xué)碩士學(xué)位論文空間桁架組合樓蓋的研究姓名：劉秋玲申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：趙永生20080401山東建筑大學(xué)碩士學(xué)位論文ResearchofSpaceTrussCompositeFloorLiuQliuling(StructuralEngineering)Dir擾tedbyZhaoYongshengABSTRACTInthispapertheresearchesanddevelopmentsofcomposit

2、ebeamswereintroducedindetailfirstathomeandabroad，Anditwaspointedoutthatthecompositesteel—concretetrussespossessextensiveapplicationforegroundandeminenteconomicbenefitinthefieldofbridgeengineerandhighrisebuildingbecauseof

3、thebestmechanicalandapplicablequalities，ThenthepracticalvalueofspacetrusscompositefloorwasdescribedatlargeFollowingthesework，theprincipalfeaturewithsignificanceofthistopicandthecapitalworkofthispaperwerepresentedTheanaly

4、sismodelofspacetrusscompositefloorWasestablishedonthebasisofconcreteprojectbeforeTheresultsfromFEAanalysisshowedthattheFEMresultwasgreatlycoincident、ⅣiththecomputedresultThisarticlecarriedonthedesignconstructionandthethe

5、oreticalanalysisinviewoftheactualprojecttothespacetrusscompositefloordiscussedtheshearlageffectofconcreteflange，andproposedthevalueofeffectivewidthofconcreteflangeintheprojectFollowingthiswork，theworkingmechanismofcompos

6、itespacetrussWasexpounded，andthennaileddowntheinfluenceextentofallkindsoffactorsastheconcreteslabthickness，concreteintensitycompositebeamwidthcrossratio，andspacetrussrigidityuponthespacetrusscompositebeam’Sstiffnessthrou

7、ghtheFEmethodItWasexplicitall“kindsofthepossibledamageformofcompositespacetruss，andproposedtheplanthatthewebmemberwereusedcircularmemberformtoguaranteewebmember’Sstabilitywebmembersupsidewaspouredintotheconcreteflooracte

8、dastheshearingforceconnectortoavoidtheupperchorddestructioninthisprojectcombiningthenewtypesofcompositestructurewithdifferentcompositetypes，poutingwaysandspanform，itobtainedthenewtypesofcompositestructurecanconservesteel