Title of article
AnalysisofradioactivityreleasesintheMEGAPIEreferenceaccidentOriginalResearchArticle
Author/Authors
KonstantinMikityuk، نويسنده , , PaulCoddington، نويسنده , , FriedrichGr?schel، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
7
From page
1838
To page
1844
Abstract
AcomputermodelfortheMEGAwattPilotTargetExperiment(MEGAPIE)wasdeveloped,verifiedandappliedtotheanalysisofthereferenceaccident,resultingfromthehypotheticallossofaPb–Biinventoryandsubsequentcoolingdownofthetargetwithfreeconvectionoftheatmosphericair.Theradioactivityreleasescausedbyevaporationofactivationproductsfromthelead–bismuthfilmsonthesurfacesofthetargetinnerstructuresareestimated.Themaximumradioactivityreleaseswerefoundtobefromevaporationofthemercuryandpoloniumestimatedas7.0×1011and6.2×108Bq,respectively.Thermalconductivityandradiationheattransferthroughthegasgapswerefoundtobemoreimportantmechanismofthetargetcoolingdownthantheatmosphericairconvection.ThefinalconclusionmadeonthebasisoftheworkisthatMEGAPIEinthereferenceaccidentmeetsthe1mSvcriterion.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895140
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