Ultimate Rayleigh-Bénard turbulence
Thermally driven turbulent flows are omnipresent in nature and technology. A good
understanding of the physical principles governing such flows is key for numerous problems …
understanding of the physical principles governing such flows is key for numerous problems …
New perspectives in turbulent Rayleigh-Bénard convection
Recent experimental, numerical and theoretical advances in turbulent Rayleigh-Bénard
convection are presented. Particular emphasis is given to the physics and structure of the …
convection are presented. Particular emphasis is given to the physics and structure of the …
Enhanced heat transport in partitioned thermal convection
Enhancement of heat transport across a fluid layer is of fundamental interest as well as great
technological importance. For decades, Rayleigh–Bénard convection has been a paradigm …
technological importance. For decades, Rayleigh–Bénard convection has been a paradigm …
Simultaneous 3D measurement of the translation and rotation of finite-size particles and the flow field in a fully developed turbulent water flow
We report a novel experimental technique that measures simultaneously in three
dimensions the trajectories, the translation and the rotation of finite-size inertial particles …
dimensions the trajectories, the translation and the rotation of finite-size inertial particles …
Experimental evidence of a phase transition in a closed turbulent flow
We experimentally study the susceptibility to symmetry breaking of a closed turbulent von
Kármán swirling flow from Re= 150 to Re≃ 10 6. We report a divergence of this susceptibility …
Kármán swirling flow from Re= 150 to Re≃ 10 6. We report a divergence of this susceptibility …
Bulk scaling in wall-bounded and homogeneous vertical natural convection
Previous numerical studies on homogeneous Rayleigh–Bénard convection, which is
Rayleigh–Bénard convection (RBC) without walls, and therefore without boundary layers …
Rayleigh–Bénard convection (RBC) without walls, and therefore without boundary layers …
Heat transfer and flow structure in centrally-confined 2-D Rayleigh-Bénard convection
C Sun, J Wu, X Meng, C Liu, W Xu, Y Dong… - Journal of …, 2024 - Springer
Through direct numerical simulations, we investigated the flow structure and heat transfer of
the centrally confined 2-D Rayleigh-Bénard (RB) convection over the Rayleigh number …
the centrally confined 2-D Rayleigh-Bénard (RB) convection over the Rayleigh number …
Steady thermal convection representing the ultimate scaling
S Motoki, G Kawahara… - … Transactions of the …, 2022 - royalsocietypublishing.org
Nonlinear simple invariant solutions representing the ultimate scaling have been discovered
to the Navier–Stokes equations for thermal convection between horizontal no-slip …
to the Navier–Stokes equations for thermal convection between horizontal no-slip …
Heat transfer measurements in an inclined low aspect ratio Rayleigh–Bénard convection cell under feedback control
RH Hernández, M Vial - International Journal of Thermal Sciences, 2023 - Elsevier
We report experimental results on the inclined Rayleigh–Bénard convection of a moderate
aspect ratio convection cell using a high Prandtl aqueous solution of glycerol. The main goal …
aspect ratio convection cell using a high Prandtl aqueous solution of glycerol. The main goal …
Axially homogeneous Rayleigh–Bénard convection in a cylindrical cell
Previous numerical studies have shown that the 'ultimate regime of thermal convection'can
be attained in a Rayleigh–Bénard cell when the kinetic and thermal boundary layers are …
be attained in a Rayleigh–Bénard cell when the kinetic and thermal boundary layers are …