• Title of article

    Experimentalandempiricalstudyofsteamcondensationheattransferwithanoncondensablegasinasmall-diameterverticaltubeOriginalResearchArticle

  • Author/Authors

    Kwon-YeongLee، نويسنده , , MooHwanKim، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2008
  • Pages
    10
  • From page
    207
  • To page
    216
  • Abstract
    Anexperimentalstudywasperformedtoinvestigatelocalcondensationheattransfercoefficientsinthepresenceofanoncondensablegasinsideaverticaltube.Thedataobtainedfrompuresteamandsteam/nitrogenmixturecondensationexperimentswerecomparedtostudytheeffectsofnoncondensablenitrogengasontheannularfilmcondensationphenomena.Thecondensertubehadarelativelysmallinnerdiameterof13mm(about1/2-in.).Theexperimentalresultsdemonstratedthatthelocalheattransfercoefficientsincreasedastheinletsteamflowrateincreasedandtheinletnitrogengasmassfractiondecreased.Theresultsobtainedusingpuresteamandasteam/nitrogenmixturewithalowinletnitrogengasmassfractionweresimilar.Therefore,theeffectsofnoncondensablegasonsteamcondensationwereweakinsmall-diametercondensertubes.
  • Journal title
    Nuclear Engineering and Design Eslah
  • Serial Year
    2008
  • Journal title
    Nuclear Engineering and Design Eslah
  • Record number

    894995