Numerical investigation of flow boiling characteristics in narrow rectangular channels using two-fluid Eulerian CFD model covering a wide range of pressures

J Han, W He, Y Liu, D Gao, C Zhao, H Bo - Applied Thermal Engineering, 2024 - Elsevier
Narrow channel heat exchange technology is one of the key technologies for the
development of integrated small modular reactors (SMR). The 'wall heat flux …

Numerical investigation on characteristics of the onset of nucleate boiling in petal-shape fuel rod bundle assembly

L Du, Z Jiang, W Zhang, J Sun, G Jin, W Cai - Annals of Nuclear Energy, 2024 - Elsevier
The helical structure of the petal-shape fuel element results in a high heat transfer
performance. Therefore, it is crucial to analyze its thermal–hydraulic characteristics …

Fluid-to-fluid similarity and CFD predictions of surrogate fluid as a replacement for R11 refrigerant used in a subcooled flow boiling analysis: Validation against …

F Ayad, Y Bouaichaoui, H Aboshighiba - … Journal of Heat and Mass Transfer, 2024 - Elsevier
In this study, we present the possibility of substituting the primary fluid Freon 11 (CCl 3 F,
R11) used in the experimental thermohydraulic test facility which offers the advantage to …

Mathematical modeling and experimental validation of heat transfer during upward subcooled flow boiling in a vertical annulus

M Dashtban, SM Peyghambarzadeh… - Journal of Thermal …, 2023 - Springer
In this paper, subcooled flow boiling heat transfer was experimentally and numerically
investigated to determine the temperature distribution, outlet temperature, and heat transfer …