Title of article
Magnetohydrodynamicinstabilityinannularlinearinductionpump:PartII.SuppressionofinstabilitybyphaseshiftOriginalResearchArticle
Author/Authors
HideoAraseki، نويسنده , , IgorR.Kirillov، نويسنده , , GennadyV.Preslitsky، نويسنده , , AnatolyP.Ogorodnikov، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2006
Pages
10
From page
965
To page
974
Abstract
Inthepreviouswork,theauthorsshowedsomedetailedaspectsofthemagnetohydrodynamicinstabilityarisinginanannularlinearinductionpump:theinstabilityisaccompaniedwithalowfrequencypressurepulsationintherangeof0–10HzwhenthemagneticReynoldsnumberislargerthanunity;thelowfrequencypressurepulsationisproducedbythesodiumvorticesthatcomefromsomeazimuthalnon-uniformityoftheappliedmagneticfieldorofthesodiuminletvelocity.Inthepresentwork,anexperimentandanumericalanalysisarecarriedouttoverifythepumpwindingphaseshiftthatisexpectedasaneffectivewaytosuppresstheinstability.Theexperimentaldatashowsthatthephaseshiftsuppressestheinstabilityunlesstheslipvalueissohigh,butbringsaboutadecreaseofthedevelopedpressure.Thenumericalresultsindicatethatthephaseshiftcausesalocaldecreaseoftheelectromagneticforce,whichresultsinthesuppressionoftheinstabilityandthedecreaseofthedevelopedpressure.Inaddition,itisexhibitedthattheintensityofthedouble-supply-frequencypressurepulsationisinnearlythesamelevelinthecasewithandwithoutthephaseshift.
Journal title
Nuclear Engineering and Design Eslah
Serial Year
2006
Journal title
Nuclear Engineering and Design Eslah
Record number
896050
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