Large eddy simulation of the flow around single and two side-by-side cylinders at subcritical Reynolds numbers

I Afgan, Y Kahil, S Benhamadouche, P Sagaut - Physics of Fluids, 2011 - pubs.aip.org
The flow around single and two side-by-side infinite cylinders is numerically modelled using
dynamic Smagorinsky large eddy simulation (LES). For the single cylinder, the Reynolds …

[HTML][HTML] Cross flow over two heated cylinders in tandem arrangements at subcritical Reynolds number using large eddy simulations

I Afgan, Y Kahil, S Benhamadouche, M Ali… - International Journal of …, 2023 - Elsevier
This study analyses the heat transfer and flow characteristics of cross-flow over two heated
infinite cylinders in a tandem (in-line) configuration. Non-isothermal Large Eddy Simulations …

[图书][B] A comprehensive study of detached eddy simulation

C Mockett - 2009 - books.google.com
Detached-eddy simulation (DES) is a prominent example of a new family of methods that
seek to bridge the gap existing in terms of computational cost and predictive accuracy …

[HTML][HTML] Simulation of subcritical-Reynolds-number flow around four cylinders in square arrangement configuration using LES

Y Kahil, S Benhamadouche, AS Berrouk… - European Journal of …, 2019 - Elsevier
The flow around four infinite cylinders in a square arrangement was numerically modeled
using dynamic Smagorinsky Large Eddy Simulation (LES). For the simulations five different …

Numerical simulations of flow and heat transfer in a wall-bounded pin matrix

S Benhamadouche, I Afgan, R Manceau - Flow, Turbulence and …, 2020 - Springer
A detailed computational study was performed for the case of a wall-bounded pin-fin-array in
a staggered arrangement, representative of industrial configurations designed to enhance …

Risk reassessment of thermal striping due to a macro-crack pre-existent in nuclear reactors at high temperature

M Dougdag, R Fernandez, D Lamberts - Annals of Nuclear Energy, 2022 - Elsevier
Thermal striping phenomenon is a random temperature fluctuation that may cause thermal
fatigue damage of components until their break. These situations can cause the failure of …

Assessment of advanced RANS models against large eddy simulation and experimental data in the investigation of ribbed passages with passive heat transfer

A Keshmiri, K Osman, S Benhamadouche… - … Heat Transfer, Part B …, 2016 - Taylor & Francis
Rough surfaces are widely used to enhance convective heat transfer by the promotion of
higher turbulence levels. The present article reports simulations of the flow and heat transfer …

Proper orthogonal decomposition assisted subfilter-scale model of turbulence for large eddy simulation

V Shinde - Physical Review Fluids, 2020 - APS
In large eddy simulations (LESs), the large scales of turbulent motion are resolved directly,
whereas the small scales that are computationally expensive to solve are modeled. The …

Turbulence statistics analysis of cross flow and heat transfer over an inline tube bundle using DNS

X Xie, Y Luo, H Zhao, X Li, X Wu - International Journal of Heat and Fluid …, 2024 - Elsevier
Helical tube bundles are preferably utilized in high-temperature gas-cooled reactors
(HTGRs) for steam generators (SGs) and intermediate heat exchangers (IHXs). However, to …

Wall-resolved Large Eddy Simulation of a flow through a square-edged orifice in a round pipe at Re= 25,000

S Benhamadouche, M Arenas, WJ Malouf - Nuclear Engineering and …, 2017 - Elsevier
The orifice plate is a pressure differential device frequently used for flow measurements in
pipes across different industries. The present study demonstrates the accuracy obtainable …