Title of article
Two-groupinterfacialareatransportinverticalair–waterflow:I.MechanisticmodelOriginalResearchArticle
Author/Authors
X.YFu، نويسنده , , MIshii، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2003
Pages
26
From page
143
To page
168
Abstract
Thepredictionofthedynamicalevolutionofinterfacialareaconcentrationisoneofthemostchallengingtasksintwo-fluidmodelapplication.Thispaperisfocusedondevelopingtheoreticalmodelsforinterfacialareasourceandsinktermsforatwo-groupinterfacialareatransportequation.Mechanisticmodelsofmajorfluidparticleinteractionphenomenainvolvingtwobubblegroupsareproposed,includingtheshearing-offofsmallbubblesfromslug/capbubbles,thewakeentrainmentofspherical/distortedbubblegroupintoslug/capbubblegroup,thewakeaccelerationandcoalescencebetweenslug/capbubbles,andthebreakupofslug/capbubblesduetoturbulenteddyimpacts.Theexistingone-groupinteractiontermsareextendedinconsideringthegenerationofcapbubbles,aswellasdifferentparametricdependenceswhenthesetermsareappliedtotheslugflowregime.Thecompletesetofmodelingequationsisclosedandcontinuouslycoversthebubblyflow,slugflow,andchurn-turbulentflowregimes.Predictionoftheinterfacialareaconcentrationevolutionusingaone-dimensionaltwo-grouptransportequationandevaluationwithexperimentalresultsaredescribedinacompanionpaper.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2003
Journal title
Nuclear Engineering and Design Eslah
Record number
894484
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