Title of article
Upwardverticaltwo-phaseflowlocalflowregimeidentificationusingneuralnetworktechniquesOriginalResearchArticle
Author/Authors
J.EnriqueJuli?، نويسنده , , YangLiu، نويسنده , , SidharthParanjape، نويسنده , , MamoruIshii، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
14
From page
156
To page
169
Abstract
Traditionally,theflowregimesintwo-phaseflowareconsideredinaglobalsense.However,alocalflowregimeisrequiredtounderstandandmodeltheinterfacialstructurespresentintheflow.Inthiswork,anewapproachhasbeenusedtoidentifybothglobalandlocalflowregimesinatwo-phaseupwardflowina50.8mminternaldiameterpipeunderadiabaticconditions.Inthepresentmethod,thebubblechordlengthdistributions,whicharemeasuredsimultaneouslywiththreedouble-sensorconductivityprobes,havebeenusedtofeedaself-organizedneuralnetwork.Theglobalflowregimeidentificationresultsshowareasonableagreementwiththevisualobservationforalltheflowconditions.Nonetheless,onlythelocalflowregimesmeasuredatthecenterofthepipeagreewiththeglobalones.Thelocalflowregimecombinationsfoundareanalyzedusingtheflowmapinformation,cross-correlationsbetweentheprobesignals,andpreviouscorrelations.Inthisway,itispossibletoidentifyeightdifferentglobalflowregimeconfigurations.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2008
Journal title
Nuclear Engineering and Design Eslah
Record number
894990
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