柱支承筒芯內?，F(xiàn)澆混凝土空心樓蓋體系整體性能研究.pdf

1、重慶大學碩士學位論文柱支承筒芯內?，F(xiàn)澆混凝土空心樓蓋體系整體性能研究姓名：曹佳燕申請學位級別：碩士專業(yè)：建筑與土木工程指導教師：李英民羅強20091205重慶大學碩士學位論文英文摘要ABSTRACTTheinsituconcretehollowfloorsystemquicklybecomeanewtypeoffloorsystemafterinsitubeam—slabtypefloorsystem，nobeamfloorsystem

2、andribbedfloorsystemoccurred，foritssuperiorbuildingfunction，goodstructureandproperties，superioroveralleconomicefficiencyandSOonTheIn—situconcretehollowfloorsystemwillbemorewidelyusedinmultiplestoryandhigh—risebuildingsan

3、dcivilbuildingsforitsadvantagessuchasthepredominanceofnoiseisolation，heatinsulation，thermalretardationandlowstructuralheightandsmalldeadweightandrelativelyhighstiffnessandconvenientconstructionThemostvulnerablespotofthes

4、tudyofinsituconcretehollowfloorduringapplicationnOWistheoverallperformanceresearchofthein—situconcretehollowfloorsystemThecomputerassistedmodelanalysisofhollowfloorisverycomplicated，SOitisnecessarytosimplifythemodelsAtpr

5、esent，the“averagebendingstiffnessequivalent”simplifiedmodeliscommonlyused。Buttheresearchesoftheimpactofstructuraloverallperformanceareless，SOwhetherthesimplifiedmodelcouldbeusedinthestructureoverallperformanceanalysisnee

6、dsfurtherstudyThispaperwillanalyzetheoverallperformanceofcolumnsupportedin—situconcretehollowfloorstructureandequivalentsolidfloorstructurebyusingtheANSYSelementsoftware，toverifytheeffectivenessofhollowfloorsimplifiedmod

7、elinthestructuraloverallperformanceanalysisTheFiniteElementAnalysis(FBA)methodhasbeenusedtoconducttheanalysisofthesingle—zone鰣dhollowslabsandthehollowflooroverallmodelbyusingfacilitatedthecalculationandresultprocessingun

8、ittypeandthefiniteelementmeshingschemeBycomparingthecomputeresultswithclassicalsolutionandhighprecisionfiniteelementmodelresults，verifythattheaccuracyandapplicabilityofthefiniteelementmodelsfromthecomponentlevelandstruct

9、ureoftheoveralllevel，t0provideabasisforsubsequentanalysisInthispaperamodalanalysisofcolumnsupportedinsituconcretehollowfloorandequivalentsolidslabiscarriedoutbyapplyingfiniteelementanalysisfunction。Bycomparingthemodalcha

10、racteristicsofthehollowfloorandtheequivalentsolidslabmodelprovedthatboardtocolumnconstraintofthehollowfloorhascertaindifferencesinthedegreeinthetransverseandlongitudinaldirections，andalsoprovedmatthehollowfloorstructurea