Title of article
StabilityanalysisofauniformlyheatedchannelwithsupercriticalwaterOriginalResearchArticle
Author/Authors
T.OrtegaG?mez، نويسنده , , A.Class، نويسنده , , RichardT.LaheyJr.، نويسنده , , T.Schulenberg، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
10
From page
1930
To page
1939
Abstract
Thethermal-hydraulicstabilityofauniformlyheatedchannelatsupercriticalwaterpressurehasbeeninvestigatedtohelpunderstandthesysteminstabilityphenomenawhichmayoccurinsupercriticalwaternuclearreactors(SCWRs).Wehaveextendedthemodelingapproachoftenusedforthestabilityanalysisofphasechangesystemstosupercriticalpressureoperationconditionsandhavedevelopedrigorousnewnon-dimensionalgroupsforthestabilitymaps.Wehavealsoshownthatwhiledensity-waveoscillations(DWO)canoccur,Ledineggexcursiveinstabilitiesandpressuredroposcillations(PDO)willnotoccurinsupercriticalwatersystems.Thelinearstabilitycharacteristicsofatypicaluniformlyheatedchannelwerecomputedbyevaluatingtheeigenvaluesofaone-dimensionalmodel.Ananalysisofnon-linearinstabilityphenomenawasalsoperformedinthetimedomainandthedynamicbifurcationswereevaluated.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
895147
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