• Title of article

    Modellingoflow-pressuresubcooledflowboilingusingtheRELAP5codeOriginalResearchArticle

  • Author/Authors

    Bo?tjanKon?ar، نويسنده , , BorutMavko، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2003
  • Pages
    19
  • From page
    255
  • To page
    273
  • Abstract
    Anewmodelforupwardverticalsubcooledflowboilingatlowpressurehasbeenproposed.Themodelconsidersthemostrelevantclosurerelationshipsofone-dimensionalthermal-hydrauliccodesthatareimportantforaccuratepredictionofvapourcontentsinthechannel:wallevaporationmodel,condensationmodel,flowregimetransitioncriterionanddrift-fluxmodel.ThenewmodelwasincorporatedinthecurrentversionoftheRELAP5code,MOD3.2.2Gamma.Themodifiedcodewasvalidatedagainstanumberofpublishedlow-pressuresubcooledboilingexperiments,andincontrasttothecurrentcode,showsgoodagreementwithexperimentaldata.Thepresentedanalysisalsoleadstoabetterunderstandingofthebasicmechanismsofsubcooledflowboilingatlowpressure.
  • Journal title
    Nuclear Engineering and Design Eslah
  • Serial Year
    2003
  • Journal title
    Nuclear Engineering and Design Eslah
  • Record number

    894503