輕鋼密立柱墻體的抗剪性能研究

1、西安建筑科技大學(xué)碩士學(xué)位論文輕鋼密立柱墻體的抗剪性能研究姓名：郭麗峰申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：何?？?0040301ShearBehaviorofLightGuageSteelStudWallsinResidentiaIBuildingsSpecialty：NameInstructorStructuralEngineeringGuoLifengProfessorHeBaokangABSTRACTTheshearbehav

2、ioroflightguagesteelstudwallsinresidentialsystemispresentedhereThethesisconsistsoftwopartsOneisexperimentalstudyonlightguageshearwallsandtheotherisfiniteelementanalysisTheheigthsofspecimensare3meter，andthewidthsofspecime

3、nsare2meteror4meterrespectivelySizesofspecimensarethesameasthoseinpracticalengineexingprojectThelippedchannelsectionisusedaswallstudsanditsspaceis500millimeterThewallsheathingsarescrewedoncold—formedsteelstuds，with12mmgy

4、psumboardOnonesideand9mmorientedstrandboard(OSB)onanotherside，BothstaticandcyclicloadtestsareconductedforasamesizespecimenThepurposeistofindtheeffectonshearstrengthfromdifferentheight—widthratio，andtogettheshearresistanc

5、elimitbystaticandcyclicloadingAccordingtotestresults，theimprovementsuggestionsforthewalldetailsanddesignarepresentedinthispaperExperimentsresultsshowedthatheight—widthratioisnotamaininfluencingfactoronwallshearbehaviorsT

6、hewallshearstrengthbycyclicloadingislower10％thanthatofstaticloadingTestresultsalsoshowedthattheductilitycoefficientsofwallsisequalto308～384consumingcoefficientEisabeut10andshearstrengthofwallspecimensisabout12kNto14kNInt

7、hepaper，twokindsoffiniteelementanalysisareusedformodelingstaticloadingonthespecimensthroughsoftwareANSYSOneiscomplexmodelwhichhasconsideredthewallpracticalconstructdetails，andtheotherissimplifiedmodelLoaddeflectioncurves

8、anddeformedshapesaregotbyfiniteelementanalysisThroughcomplexmodel，WealsogetVon—MisesstressclouddiagramofspecimencomponentsANSYSresultsarecomparedwithtestresultsBycompareddata，welearnedthatthecomplexmodelimitatesclosetoex