Title of article
Transientanalysisofthick-walledpipingunderpolynomialthermalloadingOriginalResearchArticle
Author/Authors
A.E.Segall، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
9
From page
183
To page
191
Abstract
Thetransientresponseofathick-walledpipesubjectedtoageneralizedexcitationoftemperatureontheinternalsurfacewasderivedusingDuhamel’srelationship.Generalizationofthetemperatureexcitationwasachievedbyusingapolynomialcomposedofintegral-andhalf-orderterms.Inordertoavoidtheevaluationofrecurringfunctionsinthecomplexdomain,Laplacetransformationanda10-termGaver–Stehfestinversionformulawereusedtoperformpartofthenecessaryintegrations.Excellentagreementbetweenthederivedrelationshipsandexistinganalyticalandfinite-elementsolutionswasseenforathick-walledcylindersubjectedtoanasymptotictemperatureriseontheexposedsurface.Asintended,theuseofasmoothedpolynomialallowstheincorporationofempiricaldatenoteasilyrepresentedbystandardfunctions.Moreover,theresultingrelationshipsareeasilyprogrammedandcanbeusedforawiderangeofnuclear,piping,andcylindricalvesselapplications.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2003
Journal title
Nuclear Engineering and Design Eslah
Record number
894624
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