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1、武漢理工大學(xué)碩士學(xué)位論文高強(qiáng)冷彎薄壁型鋼墻架結(jié)構(gòu)“蒙皮效應(yīng)”研究姓名：李犁申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：谷倩20091201武漢理工大學(xué)碩士學(xué)位論文AbstractTheHigh—strengthcold-formedthin—wallsteelstructuralsystembehavesasenesofadvantagesforthelow—riseresidentialbuildings，includinglightweight，materialsaving，shortdesignandconstructiond
2、uration，energysaving，environmentalprotection，industrializedproductioneasilyandetc—ThisstructuralsystemhaswidelyusedabroadmanyyearsbutusedinChinajustinrecentyears．Domesticenterprisesaremostlyusedabroadsetsoftechnologies，skillandbuildingmaterialsproductionmachines．Since
3、therearegreatdifferencesbetweenabroadandChinainthedesignanditsapplication，SOthatitisessentialtodotheresearchofstressedskindiaphragmonthisstructuresystem．Inthispaper,High··strengthlow·-risecold·-formedthin--wallsteelstructuralsystemofMetFrameConstructionTechnologyCO．LT
4、Dforengineeringbackground，thewallflameistakenasallobjecttoresearchoftheAnti．forcebehavior,stressedskindiaphragmandultimatebearingcapacity．Themainlyresearchstodoarefollowed：(1)UsingANSYSfmiteelementmethodforhigh-strengthcold-formedsteelwallflamestructureoftheindependen
5、teffectsofskinresearch，takingintoaccountthematerialnonlinearityandgeometricnonlinearity,theentireskinstructure，modalanalysis．eigenvaluebucklinganalysisandnonlinearbucklinganalysis．Thecalculatedresultsbasedonfmiteelementanalysisofindependentdestructionofthewallframesha
6、pe，deformationcharacteristicsandultimatestrengthandSOon．(2)Therightcombinationofcold—formedsteelflamingwall”skineffect”toexplore，analyze，’’skineffect”ofthemaindesignmethods，designassumptions，structuralconditions，finiteelementmodeltoestablishprinciplesandfailuremodes，e
7、tc．Analysis¨stressedskindiaphragm”onthecombinationofcold-formedsteelflamingshearwallperformance．(3)Collectandsummarizeoncetheskintestandtheory,dataresearch，getsomehelptothefiniteelementmodelingandanalysismethods．(4)T0explodeandunderstandthemaindesignmethod、designassum
8、ptions、structuralconditions、principleoffiniteelementmodelandfailuremodesof‘‘stressedskindiaphragm”，andresearchinfluenceonshe
