An hybrid finite volume–finite element method for variable density incompressible flows

C Calgaro, E Creusé, T Goudon - Journal of Computational Physics, 2008 - Elsevier
This paper is devoted to the numerical simulation of variable density incompressible flows,
modeled by the Navier–Stokes system. We introduce an hybrid scheme which combines a …

Non-Boussinesq convection in a square cavity with surface thermal radiation

M Bouafia, S Hamimid, M Guellal - International Journal of Thermal …, 2015 - Elsevier
The interaction of natural convection with surface radiation in a differentially heated square
cavity filled with air is considered under large temperature differences. The study has been …

Nonequilibrium-diffusion limit of the compressible Euler-P1 approximation radiation model at low Mach number

S Jiang, Q Ju, Y Liao - SIAM Journal on Mathematical Analysis, 2021 - SIAM
We rigorously show the nonequilibrium-diffusion limit of the compressible Euler-P1
approximation model arising in radiation hydrodynamics as the Mach number tends to zero …

Time-independent hybrid enrichment for finite element solution of transient conduction–radiation in diffusive grey media

MS Mohamed, M Seaid, J Trevelyan… - Journal of Computational …, 2013 - Elsevier
We investigate the effectiveness of the partition-of-unity finite element method for transient
conduction–radiation problems in diffusive grey media. The governing equations consist of a …

Critical assessment of numerical algorithms for convective-radiative heat transfer in enclosures with different geometries

M Parmananda, S Khan, A Dalal… - International Journal of …, 2017 - Elsevier
The present work elucidates a comparative analysis to investigate the discrepancies
between the incompressible and low Mach number approximations for numerically solving …

An enriched finite element model with q-refinement for radiative boundary layers in glass cooling

MS Mohamed, M Seaid, J Trevelyan… - Journal of Computational …, 2014 - Elsevier
Radiative cooling in glass manufacturing is simulated using the partition of unity finite
element method. The governing equations consist of a semi-linear transient heat equation …

The influence of partitions on predicting heat transfer due to the combined effects of convection and thermal radiation in cubical enclosures

M Parmananda, A Dalal, G Natarajan - … Journal of Heat and Mass Transfer, 2018 - Elsevier
The present work numerically investigates the influence of partitions on buoyancy induced
convection with thermal radiation in a differentially heated cubical enclosure. Four distinct …

Diffusion limits in a model of radiative flow

B Ducomet, Š Nečasová - ANNALI DELL'UNIVERSITA'DI FERRARA, 2015 - Springer
We consider asymptotic regimes for a simplified model of compressible Navier–Stokes-
Fourier system coupled to the radiation, when the radiative intensity is driven either to …

A consistent approach for the coupling of radiation and hydrodynamics at low Mach number

B Dubroca, M Seaïd, I Teleaga - Journal of Computational Physics, 2007 - Elsevier
We present a consistent numerical model for coupling radiation to hydrodynamics at low
Mach number. The hydrodynamical model is based on a low-Mach asymptotic in the …

Low Mach number limit for a model of radiative flow

B Ducomet, Š Nečasová - Journal of Evolution equations, 2014 - Springer
We consider a simplified model of compressible Navier–Stokes–Fourier coupled to the
radiative transfer equation introduced by Seaïd, Teleaga and al., and we study its low Mach …