钢结构用混凝土空腔楼盖受力性能分析

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1、ABSTRACTInordertoinvestigatethemechanicalanddeformationbehaviorofthehollowfloor-slabwithsteelbeammoreprecisely,thispaperwhichisbasedonafull—scaletestwaswritten．Throughtheoreticalanalysisandsoftwarecalculation，researchhasbeendoneasfollowing．Accordingtothet

2、estdataandananalysisofthehollowfloor-slab’Sfailuremode，thisPaperdeterminesthesignofthehollowfloor-slabwithsteelbeam’Sfailure．Aswell．failureloadinvariouskindsofconnectionmethodwascalculatedbyplastichingedlineway．Comparedwithtestresult，test’Sconnectionstyle

3、couldbeconfirmed．FiniteelementmodelwasbuiltinthisP印er．Analyzethemoderesult，whentheconcreteamountremainunchanged，thehollowfloor-slabworksbettercomparedtoribbedfloorandbeamlessfloorinviewofmechanicalanddeformationbehavior．Atieracomparisonofmodelresultandeng

4、ineeringexample，thisPaperanalyzetheinfluenceofthemainmember’Ssizetothemechanicalanddeformationbehaviorofthehollowfloor-slabwithsteelbeam．themainmember’sreasonablevalue，suchasdistanceofribbeam，heightofribbeam．heightofsteelbeamandplatethickness，etc．Theelast

5、iccalculationofthehollowfloor-slabCanbeclassifiedas，simulatingplatemethod，simulatingsandwichplatemethod，simulatingbeammethod，tablemethod，etc．ThisPaperderivedbasicprocessofabovemethods．Throughacomparisonofmodelresultandtheoreticalcalculation，thisP印ersummar

6、izedcharacteristicsandaccuracyofabovemethods．Aswell，propermethodshadbeenrecommendedinthisP印er．KEYWORDS：hollowfloor-slabwithsteelbeam，plastichingedlineway,simulatingplatemethod，simulatingbeammethod，torsionstiffnessII目录第一章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11

7、．1空腔楼盖结构简介⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．2传统楼盖结构分类及特点⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．3空腔楼盖分类及特点⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯31．4国内外研究发展现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。81．4．1国外研究发展现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。81．4．2国内研究发展现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．81．5本文研究内容⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

8、⋯⋯⋯9第二章钢结构用空腔楼盖足尺试验简介及破坏形态讨论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ll2．1钢结构用宅腔楼盖足尺试验简介⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．1l2．1．1试验目的⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ll2．1．2试验方案及过程⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯ll2．1．3试验结果简述⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯142．2空腔楼盖破坏形态讨论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯