Les Simulation on Heavy Liquid Metal Flow in a Bare Rod Bundle for Assessment of Turbulent Prandtl Number

SSRN Electronic Journal(2022)

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摘要
•Rarely reported LES data are provided for heat transfer in HLM flow.•Prt = 1.5 are suggested for RANS model in HLM simulation through the comparison with the LES data.•The local Prt models are investigated and seems to be a promising approach if we can calibrate the coefficient properly.
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关键词
Turbulent Prandtl number,Low Prandtl number,LES,Lead-cooled Fast Reactor (LFR)
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