Title of article
Safetydesignmaps:anearlyevaluationofsafetytosupportreactordesignOriginalResearchArticle
Author/Authors
PZanocco، نويسنده , , MGiménez، نويسنده , , DDelmastro، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
13
From page
271
To page
283
Abstract
Anewtendencyinnuclearreactorconceptualdesignistoincludesafetycriteriathroughaccidentanalysistoaddresstheselectionoftheengineeringsolutionsandthevalueofthemaindesignparameters.Inthiswork,theconceptofdesignmapisusedtocorrelatereactorsafetyperformancewiththedesignparameters.Theeffectofdifferentdesignparametersoncharacteristicsafetyvariables,referredtoas“observablevariables,”extractedfromreactorevolutionduringaccidents,isanalyzed,andtheconceptof“safetydesignmaps”isintroduced.Thesensitivityofthese“observablesvariables”regardingchangesindesignparametersisvisualized.
Severalsafetydesignmapsarebuiltfromtheperformanceofanintegraltypereactorduringlossofheatsink(LOHS)andmainsteamlinebreaksequenceswithoutSCRAMtoshowthetechniquepotentiality.Maximumreactorpressurevessel(RPV)pressureandminimumdeparturefromnucleateboilingratioarechosenas“observablevariables”andtheirsensitivitytogeometry-relatedparametersandreactivitycoefficientisstudied.Multiple-parametersingledesignmapsandcombineddesignmapsforbothaccidentalsequencesarebuiltasexamples.Theresultsshowtheusefulnessofthistechniquetobalanceandoptimizereactordesignthroughanearlyengineeringstep.
Acomputercode(HUARPE)hasbeendevelopedinordertosimulatethesetransients.Thecoolingcircuit,thesteamdome,thepressurevesselstructuresandcoremodelsareconsidered
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2003
Journal title
Nuclear Engineering and Design Eslah
Record number
894610
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