Temperature and Heat Flux Distributions in Sodium Receiver Tubes

William Logie, Charles-Alexis Asselineau, John Pye, Joe Coventry

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    This paper presents an analysis of tube wall heat transfer using a simplified two-dimensional model. Wall conduction is modelled using the laplacianFoam solver from OpenFOAM R with boundary conditions representing internal/external convection and radiation. Using this model, the effect of sodium as a working fluid is compared with molten salt, and tube performance is characterised through the use of tube efficiency. Fouling has a significant effect on the efficiency with molten salt as a heat transfer fluid. Variation in fluid flow parameters and tube dimensions also have a significant impact on the efficiency tubes using molten salt. Tubes using liquid sodium are effectively insensitive to tube diameter and flow velocity.
    Original languageEnglish
    Title of host publication2015 Asia-Pacific Solar Research Conference
    EditorsR. Egan, R. Passey
    Place of PublicationCanberra
    PublisherAustralian Photovoltaic Institute
    Pages10pp
    Editionpeer reviewed
    ISBN (Print)9780646950167
    Publication statusPublished - 2015
    Event2015 Asia-Pacific Solar Research Conference - Bridsbane
    Duration: 1 Jan 2015 → …
    https://www.researchgate.net/publication/286780010_Prospecting_solar_energy_in_Australia_accounting_for_temperature_losses

    Conference

    Conference2015 Asia-Pacific Solar Research Conference
    Period1/01/15 → …
    OtherDecember 8-10 2015
    Internet address

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