樓板位于鋼梁下翼緣的組合結構平面剛度及承載力研究

1、西安建筑科技大學碩士學位論文樓板位于鋼梁下翼緣的組合結構平面剛度及承載力研究姓名：王俊峰申請學位級別：碩士專業(yè)：結構工程指導教師：郝際平丁維20040301StudiesOilPlaneStiffnessandBearingCapacityofCompositeS弧ctureForSlabOiltheLowerFlange’Specialty：StructureEngineeringName：WangJunfengInstructor：

2、HaoJiping(Professor)聯(lián)鹋Wei(seniorengineer)ABST欺ACTThispaperresearchestheplanestiffnessofnewcompositestructureforslabonthelowerflange。whichiscomparedwi瞧thetraditionalstructurefortheslab奪蛙thetopflange。Testisdoneontheconditi

3、onofverticalloadandleveltoadaregivenTestresultsuggests，intheserviceabilitylimitstates，displacementislittleertheplanestiffnessinfiniteassumptionmaybeestablishedIntheelasticttaIrgthetwoloaddisplacementCUrVesslopea跫similart

4、henewStlalcturesslopeismoregreatlyStiffnessisbetterthanthetraditionalstructureButthenewjointScrackloadislittleers蜘埔洳stepshouldbetakentoimprovethecrackloadNewjointSfailingloadislittleerbutthetraditionaljointiscompletelybr

5、ittlenessdamage，consulneenergytemlalmostdoesnotexist，notbenefitforantiseismiccapabilityThenewjointhasalittleplate01“adescentlengthItSconsumeenergycapabilityisbetterthanthetraditionaljointantiseismiccapabilityisbetterInte

6、nsityandstiffnessa把obviouslystrengthened。ducticityraisesgreatlyItisagoodantiseismicstructure，Onthefactoftheconclusion，theappearanceintheprocessoftestandthespecializedtheory。base，thepaperproposesanewkindofcompositenodeEla

7、stictheoryandplastictheoryareadoptedintheanalysisofthetwosectioncompositebeamElastictheorysuggestsontheconditionofthe5awlesteelbeamsectionsize，thecompositebeamforthefloorslabissuitedlowerflangeSconvertionseetioltstiffnes

8、scutsdownby75。j％elasticlimitbendingresistantcapabilitycutsdownby479‰thahthecompositebeamfortIlefloorslabissuitedonthetopflangeItSconversionsectionstiffnessislifted80％elasticlimitbendingresistantcapabilityisliftedO20％，tha

9、nthesteelbeamPlastictheorysuggests，thecompositebeamforthefloorslabissuitedlowerflangeitSplasticlimitmomentcutsdownby52，4％thanthecompositebeamforthefloorslabissuitedonthetopflange。ItSplasticlimitmomentlifts8。3％thanthestee