Title of article
Referencestressbasedfracturemechanicsanalysisforcircumferentialthrough-wallcrackedpipes:experimentalvalidationOriginalResearchArticle
Author/Authors
Yun-JaeKim، نويسنده , , Nam-SuHuh، نويسنده , , Young-JinKim، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
14
From page
83
To page
96
Abstract
ThispaperpresentsexperimentalvalidationofthereferencestressbasedJestimatesforcircumferentialthrough-wallcracked(TWC)pipes,recentlyproposedbytheauthors.UsingthepipetestdataforcircumferentialTWCpipesgiveninthePipeFractureEncyclopedia[PipeFractureTestData,vol.3,Battelle,1997],thepredictedfractureinitiationandinstabilityloadsaccordingtotheproposedreferencestressmethodarecomparedwithexperimentalonesaswellaspredictionsaccordingtothereferencestressmethodembeddedinR6.TheresultsshowthatboththeR6methodandtheproposedmethodgiveconservativeestimatesofinitiationandmaximummomentsforcircumferentialTWCpipes,comparedtoexperimentaldata.Forlongercracks,theproposedmethodreducestheconservatismembeddedintheestimatedJaccordingtotheR6method,andtheresultingpredictionsarelessconservative,comparedtothosefromtheR6method.Forshortercracks,ontheotherhand,theproposedmethodreducespossiblenon-conservatismembeddedinestimatedJaccordingtotheR6method,andtheresultingpredictionsareslightlymoreconservative.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2003
Journal title
Nuclear Engineering and Design Eslah
Record number
894616
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