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 …

Small-scale properties of turbulent Rayleigh-Bénard convection

D Lohse, KQ Xia - Annual review of fluid mechanics, 2010 - annualreviews.org
The properties of the structure functions and other small-scale quantities in turbulent
Rayleigh-Bénard convection are reviewed, from an experimental, theoretical, and numerical …

[HTML][HTML] A pencil distributed finite difference code for strongly turbulent wall-bounded flows

EP Van Der Poel, R Ostilla-Mónico, J Donners… - Computers & …, 2015 - Elsevier
We present a numerical scheme geared for high performance computation of wall-bounded
turbulent flows. The number of all-to-all communications is decreased to only six instances …

Low-Prandtl-number effects on global and local statistics in two-dimensional Rayleigh–Bénard convection

Y Zhang, Q Zhou - Physics of Fluids, 2024 - pubs.aip.org
We present global and local statistical properties of turbulent Rayleigh–Bénard (RB)
convection at low Prandtl numbers in this work. A series of high resolution two-dimensional …

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 …

[图书][B] Physics of buoyant flows: from instabilities to turbulence

MK Verma - 2018 - World Scientific
Hydrodynamic flows exhibit turbulent behaviour which is not well understood till date. When
a fluid is in a gravitational field, the flow becomes even more complex due to the gravity …

Current trends and future directions in turbulent thermal convection

KQ Xia - 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 …

Combined measurement of velocity and temperature in liquid metal convection

T Zürner, F Schindler, T Vogt, S Eckert… - Journal of Fluid …, 2019 - cambridge.org
Combined measurements of velocity components and temperature in a turbulent Rayleigh–
Bénard convection flow at a low Prandtl number of are conducted in a series of experiments …

Boundary zonal flow in rotating turbulent Rayleigh-Bénard convection

X Zhang, DPM Van Gils, S Horn, M Wedi, L Zwirner… - Physical review …, 2020 - APS
For rapidly rotating turbulent Rayleigh–Bénard convection in a slender cylindrical cell,
experiments and direct numerical simulations reveal a boundary zonal flow (BZF) that …

Phenomenology of buoyancy-driven turbulence: recent results

MK Verma, A Kumar, A Pandey - New Journal of Physics, 2017 - iopscience.iop.org
In this paper, we describe the recent developments in thefield of buoyancy-driven turbulence
with a focus on energy spectrum andflux. Scaling and numerical arguments show that the …