DEM simulations in nuclear engineering: a review of recent progress
R Li, G Duan, M Sakai - Journal of Nuclear Science and …, 2024 - Taylor & Francis
In nuclear engineering, solid particles are associated with numerous processes, such as
solid–fluid flows in pebble bed reactors, coating during fuel fabrication, and debris bed …
solid–fluid flows in pebble bed reactors, coating during fuel fabrication, and debris bed …
Parameter analysis and wall effect of radiative heat transfer for CFD-DEM simulation in nuclear packed pebble bed
In the heat transportation of core of high temperature gas-cooled nuclear reactor (HTGR),
radiative heat transfer plays a significant role in the CFD-DEM simulations. The numerical …
radiative heat transfer plays a significant role in the CFD-DEM simulations. The numerical …
A tree-based automated machine learning approach of the obstructed view factor of thermal radiation in nuclear pebble beds
For the nuclear pebble bed of the high temperature gas-cooled reactor (HTGR), a tree-
based automated machine learning approach is developed to discuss the complicated …
based automated machine learning approach is developed to discuss the complicated …
A data-driven deep learning model of radiative heat transfer in dense granular systems
Radiative heat transfer has attracted increasing research interest in various dense granular
systems, including large-scale nuclear pebble-bed reactors, fusion breeder blankets …
systems, including large-scale nuclear pebble-bed reactors, fusion breeder blankets …
Analysis and evaluations of four models of thermal radiation for densely packed granular systems
Thermal radiation is an important part of heat transfer in granular systems, such as the
packed pebble bed of high-temperature gas-cooled reactor (HTGR), bubbling fluidized bed …
packed pebble bed of high-temperature gas-cooled reactor (HTGR), bubbling fluidized bed …
GPU-DEM-based heat transfer model for an HTGR pebble bed
Q Zou, N Gui, X Yang, J Tu, S Jiang - International Journal of Thermal …, 2024 - Elsevier
Based on the discrete element method (DEM) and GPU parallel computing, a particle heat
transfer model is developed to simulate the heat transfer in a pebble bed of the high …
transfer model is developed to simulate the heat transfer in a pebble bed of the high …
[HTML][HTML] Numerical simulation on fluid flow and temperature prediction of motorcycles based on CFD
L Tan, Y Yuan, L Tang, C Huang - Alexandria Engineering Journal, 2022 - Elsevier
The temperature distributions of solid parts in motorcycle is of significance to give an
quantitative cooling performance evaluation for assuring the feasible running of motorcycles …
quantitative cooling performance evaluation for assuring the feasible running of motorcycles …
Numerical simulation for the determination of the radiative properties of spherical packed bed porous media: A COMSOL Multiphysics Study
C Bouraoui, F Ben Nejma - Advances in Mechanical …, 2023 - journals.sagepub.com
The determination of the radiative properties of porous media has become a critical issue in
various industrial and engineering applications. The aim of this paper is to characterize the …
various industrial and engineering applications. The aim of this paper is to characterize the …
An enhanced and optimized Monte Carlo method to calculate view factors in packed beds
E Cortés, D Gaviño, I Calderón-Vásquez… - Applied Thermal …, 2023 - Elsevier
Comprehensive radiation studies on packed beds require the estimation of view factors
between the surfaces, which often computationally expensive. This paper proposes a novel …
between the surfaces, which often computationally expensive. This paper proposes a novel …
A thermal resistance model of conduction–thermal radiation heat transfer in pebble-bed nuclear reactors
The pebble-bed high-temperature gas-cooled reactor (HTGR) is an advanced nuclear
system with inherent safety. The nuclear reactor is operated in high-temperature ranges and …
system with inherent safety. The nuclear reactor is operated in high-temperature ranges and …