Title of article :
FeasibilitystudyoftheIE-SASWmethodfornondestructiveevaluationofcontainmentbuildingstructuresinnuclearpowerplantsOriginalResearchArticle
Author/Authors :
D.SKim، نويسنده , , H.WKim، نويسنده , , W.SSeo، نويسنده , , K.CChoi، نويسنده , , S.KWoo، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2003
Abstract :
TheIE-SASWmethod,acombinationofimpact-echo(IE)acousticswithspectralanalysisofsurfacewaves(SASW),isproposedasanewlydevelopednondestructivetestingmethodinconcretestructures.ThisfeasibilitystudyexaminestheIEtechniqueanduseselasticP-wavevelocitydataasmeasuredfromtheSASWmethodonconcretemembersinnuclearpowerplantcontainmentstructures.Itwasshownthatboththethicknessoftheconcretespecimensusedinthisstudyandthedepthoftheintroduceddefects(i.e.voids)couldbeidentifiedbytheIE-SASWmethod.Incontrast,thereinforcedsteelbaritselfcouldnotbeidentifiedbytheIE-SASWmethod.Additionally,GPR(groundpenetratingradar)techniqueswereusedtoexaminethesamespecimensinordertoestablishsomelevelofperformanceandreliabilitytocomparewiththeperformanceoftheIE-SASWmethod.TheGPRmethodprovidesanobjectiveandreliableimagecorrespondingtothereinforcedsteelbars.TheexperimentalstudiesshowthatitismorefeasibletousetheIE-SASWmethodratherthanGPRtodetectvoidsthatwerepositionedbeneaththesteelreinforcingbarsintheconcretespecimens.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
