Development of subchannel thermal-hydraulic analysis code for dual cooled annular fuel

An inter-channel mixing model based on the void distribution in a rod bundle

M He, S Liu, H He, L Pan, T Ye, Z Ma, L Zhu - Progress in Nuclear Energy, 2024 - Elsevier
Turbulent mixing effect is crucial for coolant subchannels in a nuclear reactor, as it directly
influences flow distribution and cooling capacity. The enthalpy in the hottest channel is …
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Experimental study on flow split and pressure drop characteristics in a 3× 3 dual-cooled annular rod bundle

M Gui, J Shan, Y Liu, P Wu, Y Liang, F Zhang - Annals of Nuclear Energy, 2023 - Elsevier
In this paper, flow split and pressure loss experiments were performed in a 3× 3 dual-cooled
annular rod bundle. A novel experimental methodology was developed to obtain the flow …
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Numerical study on the effect of lateral vibration frequency on the flow and heat transfer characteristics inside annular fuel elements

Y Zhou, M Wu, N Huang, J Yang - Thermal Science and Engineering …, 2024 - Elsevier
Lateral vibrations, commonly experienced in oceanic environments, exert a significant
impact on offshore nuclear power platforms. Therefore, it is crucial to investigate the thermal …
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Sub-channel analysis of the influence of the ATF cladding corrosion on thermal hydraulic behaviors

M Kai, J Cai - Nuclear Engineering and Design, 2024 - Elsevier
Accident-tolerant fuel (ATF) enhances the accident tolerance of the fuels by improving its
thermal properties and antioxidant radiation performance, thereby enabling the reactor to …
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Flow distribution analysis of annular fuel with spacer grid

S Wang, Q Zhang, M Li, Z Li, BW Yang - Annals of Nuclear Energy, 2025 - Elsevier
The annular fuel has internal and external channels, whose flow distribution is an important
issue in fuel design. And compared with the traditional solid fuel rods, the gap between …
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Investigation on heat split in a vertical 3× 3 dual-cooled annular rod bundle

M Gui, J Wang, S Zhou, Y Liu, J Shan, Y Liang… - Annals of Nuclear …, 2025 - Elsevier
Single-phase heat transfer experiment in a 3× 3 dual-cooled annular rod bundle was
performed to study the heat split behavior and evaluate the applicability of heat transfer …
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