Title of article :
ApplicationofeddycurrentinversiontechniquetothesizingofdefectsinInconelweldswithroughsurfacesOriginalResearchArticle
Author/Authors :
NoritakaYusa، نويسنده , , EijiMachida، نويسنده , , LadislavJanousek، نويسنده , , MihaiRebican، نويسنده , , ZhenmaoChen، نويسنده , , KenzoMiya، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2005
Abstract :
ThispaperevaluatestheapplicabilityofeddycurrentinversiontechniquestothesizingofdefectsinInconelweldswithroughsurfaces.Forthispurpose,aplateInconelweldspecimen,whichmodelstheweldingofastubtubeinaboilingwaternuclearreactorisfabricated,andartificialnotchesmachinedintothespecimen.Eddycurrentinspectionsusingsixdifferenteddycurrentprobesareconductedandefficiencieswereevaluatedforthesixprobesforweldinspection.Itisrevealedthatifsuitableprobesareapplied,anInconelwelddoesnotcauselargenoiselevelsduringeddycurrentinspectionseventhoughthesurfaceoftheweldisrough.Finally,reconstructionofthenotchesisperformedusingeddycurrentsignalsmeasuredusingtheuniformeddycurrentprobethatshowedthebestresultsamongthesixprobesinthisstudy.Asimplifiedconfigurationisproposedinordertoconsiderthecomplicatedconfigurationoftheweldedspecimeninnumericalsimulations.Whilereconstructedprofilesofthenotchesareslightlylargerthanthetrueprofiles,quitegoodagreementsareobtainedinspiteofthesimpleapproximationoftheconfiguration,whichrevealsthateddycurrenttestingwouldbeanefficientnon-destructivetestingmethodforthesizingofdefectsinInconelwelds.
Journal title :
Nuclear Engineering and Design Eslah
Journal title :
Nuclear Engineering and Design Eslah
