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Uncertainty Quantification of SST k-ω Turbulence Model Parameters for Flow in the Reactor Upper Plenum

Li Xiaobin, Guo Liqi, Xiaobin Li
2025-07-12 ChinaXiv: chinaxiv-202507.00120 Mixed Source

The temperature oscillation phenomenon in the upper plenum of a lead-based reactor core constitutes one of the critical factors influencing the safe and stable operation of nuclear power plants, and its accurate depiction holds significant importance for analyzing thermal pulsation mechanisms. Numer…