Compound wall treatment for RANS computation of complex turbulent flows and heat transfer
M Popovac, K Hanjalic - Flow, turbulence and combustion, 2007 - Springer
We present a generalised treatment of the wall boundary conditions for RANS computation
of turbulent flows and heat transfer. The method blends the integration up to the wall (ItW) …
of turbulent flows and heat transfer. The method blends the integration up to the wall (ItW) …
Numerical simulations of flow and heat transfer in a wall-bounded pin matrix
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 …
a staggered arrangement, representative of industrial configurations designed to enhance …
URANS of flow and endwall heat transfer in a pinned passage relevant to gas-turbine blade cooling
This paper presents some results of URANS study of flow and heat transfer in a matrix of
wall-bounded 8× 8 round pins, mimicking internal cooling passage of gas-turbine blades …
wall-bounded 8× 8 round pins, mimicking internal cooling passage of gas-turbine blades …
Reconstruction of Nusselt number in RANS computations with wall function approach
M Hadžiabdić, B Ničeno - Nuclear Engineering and Design, 2023 - Elsevier
Two novel methods for reconstruction of Nusselt number (Nu) are proposed when the wall
function approach is used in the RANS framework for defining wall boundary conditions for …
function approach is used in the RANS framework for defining wall boundary conditions for …
Benchmarking of three different CFD codes in simulating natural, forced, and mixed convection flows
In this study, three different CFD codes are assessed in simulating two distinct flow problems
with heat transfer. The first case consists of an ascending forced and mixed convection flow …
with heat transfer. The first case consists of an ascending forced and mixed convection flow …
Comparison of RANS and IDDES solutions for turbulent flow and heat transfer past a backward-facing step
EM Smirnov, AA Smirnovsky, NA Schur… - Heat and Mass …, 2018 - Springer
Numerical simulations were carried out under conditions of the benchmark-quality
experiments of Vogel&Eaton (1985), where nominally 2D fluid dynamics and heat transfer …
experiments of Vogel&Eaton (1985), where nominally 2D fluid dynamics and heat transfer …
Stabilized finite element methods to predict ventilation efficiency and thermal comfort in buildings
The non‐isothermal, incompressible Navier–Stokes equations with Boussinesq
approximation are considered as a model of turbulent indoor air flows. The transient …
approximation are considered as a model of turbulent indoor air flows. The transient …
DNS Scrutiny of the ζ-f Elliptic-Relaxation Eddy-Viscosity Model in Channel Flows with a Moving Wall
In this paper we present a Direct Numerical Simulations (DNS) of channel flow with
stationary and moving walls. Three cases, Poiseuille-type with UW/U b= 0.75, intermediate …
stationary and moving walls. Three cases, Poiseuille-type with UW/U b= 0.75, intermediate …
[PDF][PDF] A new formulation of the v2-f model using elliptic blending and its application to heat transfer prediction
The present paper proposes a new uncoupled formulation of the v2 f model that addresses
numerical issues usually arising with such models without any loss in prediction accuracy …
numerical issues usually arising with such models without any loss in prediction accuracy …
Unsteady RANS and Large Eddy Simulation of the flow and heat transfer in a wall bounded pin matrix
S Benhamadouche, I Afgan, F Dehoux… - … -12. Proceedings of …, 2012 - dl.begellhouse.com
Four calculations, two using LES with respectively 18 and 76 million computational cells and
two utilizing a URANS approach on a 2 million mesh with sophisticated first and second …
two utilizing a URANS approach on a 2 million mesh with sophisticated first and second …