組合桁架夾芯板受力性能研究.pdf

1、（內(nèi)蒙古自治區(qū)教育廳資助項(xiàng)目?jī)?nèi)蒙古自治區(qū)教育廳資助項(xiàng)目二○○七年五月二○○七年五月題目：組合桁架夾芯板受力性能研究目：組合桁架夾芯板受力性能研究英文題目：英文題目：TheStudyofMechanicalPropertiesforaCompositeTrusswithSandwichPanel研究生：賈國(guó)強(qiáng)研究生：賈國(guó)強(qiáng)學(xué)科專業(yè)：結(jié)構(gòu)工程學(xué)科專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：曹喜教授指導(dǎo)教師：曹喜教授碩士學(xué)位論文碩士學(xué)位論文分類號(hào):學(xué)校代碼:10

2、128分類號(hào):學(xué)校代碼:10128UDC:學(xué)號(hào):S20041213學(xué)號(hào):S20041213AbstractWedonotconsiderthemtarthesteeltrussinteractionwkingbehaviwhenwedesigntheJianqiangpanel.HoweverAccdingtothedesigntheyofcompositestructureifcanmakethesteeltrussthemtarco

3、mbinewktogetheritmustimprovethemechanicalpropertiesofJianqiangpanel.Accdingtothetheyofcompositestructuretwokindsofdifferentmaterialscancombinetowktogethermainlyowetothedependableconnectionbetweentwokindsofmaterials.Thewi

4、despreadmethodistosetshearconnectsatthematerialsinterface.Thefunctionofconnectismainlytotransfershearingfceatthesametimecaneffectivelyresist“l(fā)iftfce”whichmaketwokindsofmaterialsseparate.Sofirstlythispaperameliatestheprod

5、uctionprocessesofJianqiangpanelmakethesteeltrussthemtarcombinetogetherthenitbecamethecompositetrusswithswichpanelofthispaper.Secondlythroughtheexperimentsthispaperanalyzestheflexuralstrengthimpactcapabilitydeflectionslip

6、liftdisplacementofcompositepanel.Finallybasedonthetestresultstheeticalanalysisresearchfcompositepanelaredoneinthispaper.Atthetheiespartthispaperstudiestheflangeplateeffectivewidthofcompositetruss.Throughintroducingconcep

7、tofstraingradsmakeameobjectiveevaluationtowardthechangeofstrainwhichalongtwokindsofdifferentwidthofpanel.Byanalyzingtodatacombiningexperimentresultsthispaperputfwardamethodonusingeffectivewidthcoefficienttocomputeflangep

8、lateeffectivewidth.Intheelasticanalysisprocessthispaperputfwardamethodonusingtransfmedareatocomputethestrengththedeflectionofcompositepanelbecauseoftheinterfaceslipbetweenthemtarthesteeltrussderivesafmulaaboutcomputingth