Turbulent rotating rayleigh–bénard convection

RE Ecke, O Shishkina - Annual Review of Fluid Mechanics, 2023 - annualreviews.org
Rotation with thermally induced buoyancy governs many astrophysical and geophysical
processes in the atmosphere, ocean, sun, and Earth's liquid-metal outer core. Rotating …

Heat transfer and large scale dynamics in turbulent Rayleigh-Bénard convection

G Ahlers, S Grossmann, D Lohse - Reviews of modern physics, 2009 - APS
The progress in our understanding of several aspects of turbulent Rayleigh-Bénard
convection is reviewed. The focus is on the question of how the Nusselt number and the …

Connections between nonrotating, slowly rotating, and rapidly rotating turbulent convection transport scalings

JM Aurnou, S Horn, K Julien - Physical Review Research, 2020 - APS
In this paper, we investigate and develop scaling laws as a function of external
nondimensional control parameters for heat and momentum transport for nonrotating, slowly …

Radial boundary layer structure and Nusselt number in Rayleigh–Bénard convection

RJAM Stevens, R Verzicco, D Lohse - Journal of fluid mechanics, 2010 - cambridge.org
Results from direct numerical simulation (DNS) for three-dimensional Rayleigh–Bénard
convection in a cylindrical cell of aspect ratio 1/2 and Prandtl number Pr= 0.7 are presented …

Comparison between two-and three-dimensional Rayleigh–Bénard convection

EP Van Der Poel, RJAM Stevens… - Journal of fluid …, 2013 - cambridge.org
Two-dimensional and three-dimensional Rayleigh–Bénard convection is compared using
results from direct numerical simulations and previous experiments. The phase diagrams for …

Rotating convective turbulence in Earth and planetary cores

JM Aurnou, MA Calkins, JS Cheng, K Julien… - Physics of the Earth and …, 2015 - Elsevier
An accurate description of turbulent core convection is necessary in order to build robust
models of planetary core processes. Towards this end, we focus here on the physics of …

How surface roughness reduces heat transport for small roughness heights in turbulent Rayleigh–Bénard convection

YZ Zhang, C Sun, Y Bao, Q Zhou - Journal of Fluid Mechanics, 2018 - cambridge.org
Rough surfaces have been widely used as an efficient way to enhance the heat-transfer
efficiency in turbulent thermal convection. In this paper, however, we show that roughness …

Current trends and future directions in turbulent thermal convection

KQ **a - Theoretical and Applied Mechanics Letters, 2013 - Elsevier
The system of turbulent thermal convection is introduced. Progresses in recent decades in
the four major areas of research in turbulent convection are briefly reviewed. Some of the …

Heat transfer by rapidly rotating Rayleigh–Bénard convection

EM King, S Stellmach, JM Aurnou - Journal of Fluid Mechanics, 2012 - cambridge.org
Turbulent, rapidly rotating convection has been of interest for decades, yet there exists no
generally accepted scaling law for heat transfer behaviour in this system. Here, we develop …

Scaling regimes in spherical shell rotating convection

T Gastine, J Wicht, J Aubert - Journal of Fluid Mechanics, 2016 - cambridge.org
Rayleigh–Bénard convection in rotating spherical shells can be considered as a simplified
analogue of many astrophysical and geophysical fluid flows. Here, we use three …