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Current injection vortex promoter for heat transfer enhancement in a magnetohydrodynamic duct flow

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Abstract

The quest for cleaner, cheaper and reliable energy has motivated the development of magnetic confinement fusion reactor technology as a possible means of harnessing the energy produced by nuclear fusion for power generation. However, the magnetohydrodynamic effects act to reduce the thermal-hydraulic performance of the duct flows within the cooling blankets. The present paper reports the investigation of the duct flow with current injection as a vortex promoter for the enhancement of the convection heat transfer.The results indicate a maximum enhancement of approximately 70% over the duct flow without current injection for the highest current amplitude investigated. The competing effects of the Lorentz force and Hartmann damping result in a non-monotonic trend of Nusselt number with respect to friction parameter, while increasing Reynolds number results in a monotonic increase of Nusselt number.
Original languageEnglish
Title of host publicationProceedings of the 5th International Conference on Advances in Civil, Structural and Mechanical Engineering (ACSM 2016)
Subtitle of host publication25-26 September, 2016, Bangkok, Thailand
EditorsRakesh Kumar
Place of PublicationNew York, NY
PublisherInstitute of Research Engineers and Doctors
Pages14-18
Number of pages5
ISBN (Print)9781632481054
Publication statusPublished - 2016
EventInternational Conference On Advances in Civil, Structural and Mechanical Engineering ACSM 2016 - Bangkok, Thailand
Duration: 25 Sept 201626 Sept 2016
Conference number: 5th
https://conferencealerts.com/show-event?id=172766

Conference

ConferenceInternational Conference On Advances in Civil, Structural and Mechanical Engineering ACSM 2016
Abbreviated titleACSM 2016
Country/TerritoryThailand
CityBangkok
Period25/09/1626/09/16
Internet address

Keywords

  • MHD
  • Quasi-2-d
  • Heat transfer
  • Vortex promoter

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