Modeling turbulent flows in porous media

BD Wood, X He, SV Apte - Annual Review of Fluid Mechanics, 2020 - annualreviews.org
Turbulent flows in porous media occur in a wide variety of applications, from catalysis in
packed beds to heat exchange in nuclear reactor vessels. In this review, we summarize the …

Experimental and numerical investigation of fluid flow hydrodynamics in porous media: Characterization of pre-Darcy, Darcy and non-Darcy flow regimes

P Kundu, V Kumar, IM Mishra - Powder Technology, 2016 - Elsevier
In the present study, incompressible single phase fluid percolation through different types
(homogeneous and mixed isotropic) of porous media was investigated experimentally. The …

Numerical investigation of the possibility of macroscopic turbulence in porous media: a direct numerical simulation study

Y Jin, MF Uth, AV Kuznetsov, H Herwig - Journal of Fluid Mechanics, 2015 - cambridge.org
When a turbulent flow in a porous medium is determined numerically, the crucial question is
whether turbulence models should account only for turbulent structures restricted in size to …

Direct numerical simulation of convective heat transfer in porous media

X Chu, G Yang, S Pandey, B Weigand - … Journal of Heat and Mass Transfer, 2019 - Elsevier
Convective heat transfer in turbulent flow in porous media is, in general, less understood
compared to laminar and creeping flows. It is broadly integrated into industrial applications …

[HTML][HTML] Turbulence modeling for flows in wall bounded porous media: an analysis based on direct numerical simulations

Y Jin, AV Kuznetsov - Physics of Fluids, 2017 - pubs.aip.org
Various models are available for simulating turbulent flows in porous media. Models based
on the eddy viscosity assumption are often adopted to close the Reynolds stress term. In …

Flow turbulence topology in regular porous media: from macroscopic to microscopic scale with direct numerical simulation

X Chu, B Weigand, V Vaikuntanathan - Physics of Fluids, 2018 - pubs.aip.org
Microscopic analysis of turbulence topology in a regular porous medium is presented with a
series of direct numerical simulation. The regular porous media are comprised of square …

Mechanics of fluid flow through a porous medium

DA Nield, A Bejan, DA Nield, A Bejan - Convection in porous media, 2017 - Springer
By a porous medium we mean a material consisting of a solid matrix with an interconnected
void. We suppose that the solid matrix is either rigid (the usual situation) or it undergoes …

A direct numerical simulation study on the possibility of macroscopic turbulence in porous media: Effects of different solid matrix geometries, solid boundaries, and two …

MF Uth, Y Jin, AV Kuznetsov, H Herwig - Physics of fluids, 2016 - pubs.aip.org
In this study, we address the question of whether turbulent structures in a porous medium
are restricted in size by the pore scale or whether the size of eddies may exceed the pore …

Multiscale simulation of turbulent flow interacting with porous media based on a massively parallel implementation of the cumulant lattice Boltzmann method

K Kutscher, M Geier, M Krafczyk - Computers & Fluids, 2019 - Elsevier
Flow noise during takeoff and landing of commercial aircrafts can be substantially reduced
by the use of porous surface layers in suitable sections of wing profiles. On the other hand …

On the Beavers–Joseph interface condition for non-parallel coupled channel flow over a porous structure at high Reynolds numbers

G Yang, E Coltman, K Weishaupt, A Terzis… - Transport in Porous …, 2019 - Springer
A channel flow coupled with a transversal stream through porous structures is investigated
numerically in this study. Velocity profiles are obtained on the pore scale and averaged to …