Title of article
Leak-before-breakbehaviorofstaticallyindeterminatepipingsystemOriginalResearchArticle
Author/Authors
Y.SYoo، نويسنده , , KAndo، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
11
From page
253
To page
263
Abstract
Structuralintegrityconsideringthefatiguehavebecometobeimportant,asenergy-relatedstructuressuchasnuclearpipingsystemsespeciallyhavebeenusuallyoperatingundercyclicloads.Thisstudyisconcernedabouttheleak-before-break(LBB)behaviorwhenpipeincludingacircumferentialcrackissubjectedtoacyclicload.AttentionswerepaidtotheproposalofassessmentmodelsandconditionsontheLBBbehaviorconsideringacrackshapeatwallpenetrationunderacyclicload,thecomparisonofLBBconditionbetweenastaticloadandacyclicload,andthecharacteristicofthefatigueLBBbehaviorunderstaticallyindeterminatesystem.ItisconcludedthatLBBbehaviorismorelikelytobeoccurredinstaticallyindeterminatepipingsystem,asthereductionofultimatestrengthduetoasufficientredistributionofbendingmomentinthissystemwasrelativelysmall.ThisbenefitonstructuralintegrityofstaticallyindeterminatesystemwasappliedtothefatigueLBBbehaviorenvisionedthevalidityandthesuperiorityofthefatigueLBBbehaviorinstaticallyindeterminatepipingsystem.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2003
Journal title
Nuclear Engineering and Design Eslah
Record number
894586
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