豎向荷載作用下輕鋼柱板體系破壞模式的研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文豎向荷載作用下輕鋼柱板體系破壞模式的研究姓名：閆磊申請學(xué)位級別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：陳廷國司炳君20050601豎向荷載作用下輕鋼柱板體系破壞模式的研究Failuremodelresearchoflightweightsteelwall—columnssystemunderverticalloadAbstractLightweightsteelresidenceisonekindofstcclstruct

2、uralresidences，whichhasbeenadoptedwidelyinoutsideworldasakindofarchitectureformandjnsthasbeendevelopedlatelyinOUrcountrytheseyearsDependingonthewholeseriesoftechniqueandbuildingmaterialproductlineofoccidentcountries，most

3、ofdomesticcorporationsproductandassembletheresidencesathomeItissignificanttodotheoreticandexp耐mentalresearchesontheloadbearingperformanceofthiskindofstructure1hereasonsaleasfollowsAsamaindirectionoftheresidenceindustrial

4、izationforourcountryithasmanymeritsOntheotherhandtheemendationofdesigncodeisurgentTheworkpresentedinthispaperfocusesonthreeaspects：1Firsttherelationsbetweencolumn’Sheightweb’swidthwall’sthicknessandcriticalloadWereresear

5、chedwhenthecoldformedthinwallsteelcolumnofC—sectionwassubjectedtoverticalaxialloadUnderthiscircumstance，failuremodelsofthecolumnswereanalyzed2SecondthefiniteelementnumericalcalculationOnitsfailuremodelandcriticalloadWasd

6、onewhenthewallcolumnssystemWassubjectedtoverticalloadComparisonsoncalculadonresultsofsectioneffectivewidtheffectiveareaandallowableaxial10adweredonewhichreferredto(TechnicalcodeofcoldformedthinwaUsteelstructures))(GB5001

7、81andAmerican《Specificationforthedesignofcoldformedsteelstructuralmembers))，whencomponentsweresubjectedtoverticalloads3Last，verticalbeatingcapacityofthesingleCsectioncolumnandthewall—columnssystemWasanalyzedbyexperimentb

8、asedontheoreticanalysisandfiniteelementnumericalcalculationComparisonsbetweenabovetwostructureswe鶘doneforcriticalloadandfailuremodelFunctionoftheboardinthewall—columnssystemwasf1krtherstudiedandareasonablesuggestionWasgi