Title of article :
ReliabilityanalysisofpipewhipimpactsOriginalResearchArticle
Author/Authors :
GintautasDundulis، نويسنده , , RobertasAlzbutas، نويسنده , , RonaldF.Kulak، نويسنده , , PaulV.Marchertas، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2005
Pages :
12
From page :
1897
To page :
1908
Abstract :
Aprobability-basedapproachispresentedastheintegrationofprobabilisticmethodsanddeterministicmodellingbasedonthefiniteelementmethod.Anexistingfiniteelementsoftwarepackagewaslinkedtoanexistingprobabilisticpackagetoanalysethecomplexmechanicsthatoccurduringthetransientnon-linearanalysisofimpactproblems.Thismethodologyisappliedtoapipewhipanalysisofagroup-distribution-header,whichresultsfromaguillotinebreak,andsubsequentimpactwiththeadjacentbuildingwall;thisisapostulatedaccidentfortheIgnalinaNuclearPowerPlantRBMK-1500reactors.Theuncertaintiesofmaterialproperties,componentgeometrydataandloadsweretakenintoconsideration.Theprobabilitiesoffailureoftheimpactedheaderandoftheheadersupport-wallwereestimatedgivenuncertaintiesinmaterialproperties,geometricalparametersandloading.ThesoftwareProFESwasusedfortheprobabilisticanalysisandthefiniteelementsoftwareNEPTUNEfordeterministicstructuralintegrityevaluation.TheMonteCarloSimulation,FirstOrderReliabilitymethodandResponseSurfacemethodwereusedintheprobabilisticanalysis.
Journal title :
Nuclear Engineering and Design Eslah
Serial Year :
2005
Journal title :
Nuclear Engineering and Design Eslah
Record number :
895914
Link To Document :
https://search.isc.ac/dl/search/defaultta.aspx?DTC=10&DC=895914
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