Natural convection over vertical and horizontal heated flat surfaces: A review of recent progress focusing on underpinnings and implications for heat transfer and …

Y Fan, Y Zhao, JF Torres, F Xu, C Lei, Y Li… - Physics of …, 2021 - pubs.aip.org
Natural convection arising over vertical and horizontal heated flat surfaces is one of the most
ubiquitous flows at a range of spatiotemporal scales. Despite significant developments over …

Natural convection in an air-filled cavity: Experimental results at large Rayleigh numbers

D Saury, N Rouger, F Djanna, F Penot - International Communications in …, 2011 - Elsevier
A large-scale experimental setup is built and instrumented. It consists in a 4m-high cavity
with a horizontal cross-section equal to 0.86× 1.00 m². Two opposite vertical walls are …

An extended Chebyshev pseudo‐spectral benchmark for the 8: 1 differentially heated cavity

S Xin, PL Quere - … Journal for Numerical Methods in Fluids, 2002 - Wiley Online Library
Our contribution to the benchmark is multifold. In addition to providing accurate unsteady
simulations at the required Ra value of 3.4× 105, we determine accurately the three first …

Étude numérique du couplage de la convection naturelle avec le rayonnement de surfaces en cavité carrée remplie d'air

H Wang, S Xin, P Le Quéré - Comptes …, 2006 - comptes-rendus.academie-sciences …
Résumé Un code numérique est développé pour le couplage de la convection naturelle en
cavité avec le rayonnement de surfaces et des études sont menées pour une cavité carrée …

[HTML][HTML] On the selection of perturbations for thermal boundary layer control

Y Zhao, P Zhao, Y Liu, Y Xu, JF Torres - Physics of Fluids, 2019 - pubs.aip.org
The convective instability of the natural convection boundary layers of air (Pr= 0.7) in the
laminar-to-turbulent transition regime (Ra= 8.7× 10 7–1.1× 10 9) is investigated by stability …

Transitional regimes of natural convection in a differentially heated cubical cavity under the effects of wall and molecular gas radiation

L Soucasse, P Riviére, A Soufiani, S Xin… - Physics of Fluids, 2014 - pubs.aip.org
The transition to unsteadiness and the dynamics of weakly turbulent natural convection,
coupled to wall or gas radiation in a differentially heated cubical cavity with adiabatic lateral …

A dual-mesh hybrid RANS-LES simulation of the buoyant flow in a differentially heated square cavity with an improved resolution criterion

AEA Ali, I Afgan, D Laurence, A Revell - Computers & Fluids, 2021 - Elsevier
In this work, the dual-mesh hybrid RANS-LES approach was applied for the first time to a
natural convection flow, namely a high Rayleigh number differentially heated square cavity …

Global linear instability analysis of thermal convective flow using the linearized lattice Boltzmann method

HK Jiang, K Luo, ZY Zhang, J Wu, HL Yi - Journal of Fluid Mechanics, 2022 - cambridge.org
Modal global linear stability analysis of thermal convection is performed with the linearized
lattice Boltzmann method (LLBM). The onset of Rayleigh–Bénard convection in rectangular …

Investigation of convective heat transfer phenomena in differentially-heated vertical closed cavity: Whole field experiments and numerical simulations

V Kishor, S Singh, A Srivastava - Experimental Thermal and Fluid Science, 2018 - Elsevier
Natural convection in closed cavities has been a subject of intensive research in the past.
Compared to numerical studies, the number of experimental works reported in this area …

Natural convection in a differentially heated cubical cavity under the effects of wall and molecular gas radiation at Rayleigh numbers up to 3× 109

L Soucasse, P Rivière, A Soufiani - International Journal of Heat and Fluid …, 2016 - Elsevier
Numerical simulations are carried out to analyze the effects of wall and molecular gas
radiation on weakly turbulent natural convection in a differentially heated cubical cavity in …