Fluoride salt coolant properties for nuclear reactor applications: A review

Fluoride salts are crucial to achieving the benefits of Fluoride-salt-cooled High-temperature Reactors (FHRs). Intensive studies and modeling are being performed in different countries aimed at FHR technology development. Better understanding of liquid fluoride salt coolant properties and their unce...

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Main Authors: Romatoski, Rebecca R. (Rebecca Rose), Hu, Lin-Wen
Other Authors: MIT Nuclear Reactor Laboratory
Format: Article
Language:en_US
Published: Elsevier BV 2020
Online Access:https://hdl.handle.net/1721.1/123988
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author Romatoski, Rebecca R. (Rebecca Rose)
Hu, Lin-Wen
author2 MIT Nuclear Reactor Laboratory
author_facet MIT Nuclear Reactor Laboratory
Romatoski, Rebecca R. (Rebecca Rose)
Hu, Lin-Wen
author_sort Romatoski, Rebecca R. (Rebecca Rose)
collection MIT
description Fluoride salts are crucial to achieving the benefits of Fluoride-salt-cooled High-temperature Reactors (FHRs). Intensive studies and modeling are being performed in different countries aimed at FHR technology development. Better understanding of liquid fluoride salt coolant properties and their uncertainties are needed for design and analysis of nuclear facilities. The main objective of the present study is to perform a literature survey of the experimental data, numerical studies, reports, and other review compilations for the main thermophysical properties of liquid fluoride salts. The review recommends density, heat capacity, thermal conductivity, and viscosity properties for potential primary coolants LiF-BeF₂ (flibe) and NaF-ZrF₄ (nafzirf) and secondary coolant LiF-NaF-KF (flinak). It is found that there is a dearth of experimental data. Thus recommended property uncertainties are included, which range from 2 to 20%, complete with a discussion on the recommended definition of the uncertainties. The recommended properties and their uncertainties provide a reference point for incorporating uncertainty in modeling to understand its impacts and for code benchmarking and validation. Keywords: FHR; Fluoride salt; Thermophysical properties; Flibe; Nafzirf; Flinak
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spelling mit-1721.1/1239882022-10-01T12:04:10Z Fluoride salt coolant properties for nuclear reactor applications: A review Romatoski, Rebecca R. (Rebecca Rose) Hu, Lin-Wen MIT Nuclear Reactor Laboratory Massachusetts Institute of Technology. Department of Nuclear Science and Engineering Rebecca Romatoski Fluoride salts are crucial to achieving the benefits of Fluoride-salt-cooled High-temperature Reactors (FHRs). Intensive studies and modeling are being performed in different countries aimed at FHR technology development. Better understanding of liquid fluoride salt coolant properties and their uncertainties are needed for design and analysis of nuclear facilities. The main objective of the present study is to perform a literature survey of the experimental data, numerical studies, reports, and other review compilations for the main thermophysical properties of liquid fluoride salts. The review recommends density, heat capacity, thermal conductivity, and viscosity properties for potential primary coolants LiF-BeF₂ (flibe) and NaF-ZrF₄ (nafzirf) and secondary coolant LiF-NaF-KF (flinak). It is found that there is a dearth of experimental data. Thus recommended property uncertainties are included, which range from 2 to 20%, complete with a discussion on the recommended definition of the uncertainties. The recommended properties and their uncertainties provide a reference point for incorporating uncertainty in modeling to understand its impacts and for code benchmarking and validation. Keywords: FHR; Fluoride salt; Thermophysical properties; Flibe; Nafzirf; Flinak 2020-03-03T19:59:11Z 2020-03-03T19:59:11Z 2017-06 2017-06 Article http://purl.org/eprint/type/JournalArticle 0306-4549 https://hdl.handle.net/1721.1/123988 Romatoski, R. R. and L.W. HU. "Fluoride salt coolant properties for nuclear reactor applications: A review." Annals of Nuclear Energy 109 (November 2017): 635-647 en_US http://dx.doi.org/10.1016/j.anucene.2017.05.036 Annals of Nuclear Energy Creative Commons Attribution-NonCommercial-NoDerivs License http://creativecommons.org/licenses/by-nc-nd/4.0/ application/pdf Elsevier BV Rebecca Romatoski
spellingShingle Romatoski, Rebecca R. (Rebecca Rose)
Hu, Lin-Wen
Fluoride salt coolant properties for nuclear reactor applications: A review
title Fluoride salt coolant properties for nuclear reactor applications: A review
title_full Fluoride salt coolant properties for nuclear reactor applications: A review
title_fullStr Fluoride salt coolant properties for nuclear reactor applications: A review
title_full_unstemmed Fluoride salt coolant properties for nuclear reactor applications: A review
title_short Fluoride salt coolant properties for nuclear reactor applications: A review
title_sort fluoride salt coolant properties for nuclear reactor applications a review
url https://hdl.handle.net/1721.1/123988
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