Quantitative approach for damage detection of reinforced concrete frames

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    摘要 Theobjectiveofthispaperistoprovideananalyticalbasisforthequantitativeevaluationofdamagetoareinforcedconcretestructurebasedonthevibrationdataobtainedbyusingthedamagedetectiontechnique.Apartialreinforcedconcretesystemofaweakbeam/strongcolumnmomentframeischosenasanexample.Apushoveranalysisiscarriedoutinordertonumericallyexamineboththestoryshear-relativedisplacementcharacteristicsandtheassociateddamagelevel.Intheanalysis,atwodimensionalnonlinearfiniteelementanalysisisemployedconsideringseveralconstitutivemodels.Asaresult,thedegradationofthestiffnessatthedamagedstoryischaracterizedinassociationwiththestoryrelativedisplacement.Itisalsopointedoutthattherotationangleofthecolumn-baseishighlycorrelatedwiththestoryrelativedisplacement.Basedontheanalyticalfindings,quantitativeapproachesforastructuralhealthmonitoringsystemaresuggestedconsideringboththecurrentsensortechnologiesandthoseavailableinthefuture.
    机构地区 不详
    出版日期 2003年01月11日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)
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