Title of article
Chokingflowmodelingwithmechanicalnon-equilibriumfortwo-phasetwo-componentflowOriginalResearchArticle
Author/Authors
H.J.Yoon، نويسنده , , M.Ishii، نويسنده , , S.T.Revankar، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
16
From page
1886
To page
1901
Abstract
Amechanisticmodelwhichconsidersthemechanicalnon-equilibriumisdescribedfortwo-phasechokingflow.Thechokingmassfluxisobtainedfromthemomentumequationwiththedefinitionofchoking.Thekeyparameterforthemechanicalnon-equilibriumisaslipratio.Thedependentparametersfortheslipratioareidentified.Inthisresearch,theslipratiowhichisdefinedinthedriftfluxmodelisusedtoidentifytheimpactparametersontheslipratio.Becausetheslipratiointhedriftfluxmodelisrelatedtothedistributionparameteranddriftvelocity,theadequatecorrelationsdependingontheflowregimeareintroducedinthisstudy.Inthismechanisticmodelingapproach,thechokingmassflowrateisexpressedbythefunctionofpressure,qualityandslipratio.Thedevelopedmodelisevaluatedbycomparingwiththeair–waterexperimentaldatatoeliminatethethermaleffect.Thecomparisonofpredictedchokingmodelformechanicalnon-equilibriumwithotherexperimentaldatainhighqualityregion(upto80%)isquitereasonablewithasmallerror.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2006
Journal title
Nuclear Engineering and Design Eslah
Record number
941308
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