Results 91 to 100 of about 9,820 (165)

Numerical study of turbulent Rayleigh-Benard convection

open access: yes, 2007
Turbulent Rayleigh-Benard convection (RBC) - the thermally driven fluid motion between a lower heated horizontal plate and an upper cooled plate - is one of the classical problems in fluid dynamics and is closely related to many astrophysical ...
Shishkina, Olga
core  

Rayleigh-Benard : Simulation vs. Experimental Results

open access: yes, 2017
Color poster with text, images, and graphs.The Rayleigh-Benard convection model describes convection currents that organize in fluid that is heated from below; a regular pattern of convention cells, known as Benard cells, are characteristic of this model.
Thomas, Paul Jonathan   +2 more
core  

A Multi-Relaxation-Time Lattice Boltzmann Method on Non- Uniform Grids for Large Eddy Simulation of Rayleigh-Bénard Convection Using Two Sub-Grid Scale Models

open access: yesJournal of Applied Fluid Mechanics, 2014
In the present work, for the first time, the application of a Multi-Relaxation-Time Lattice Boltzmann (MRT-LB) model for large-eddy simulation (LES) of turbulent thermally driven flows on non-uniform grids is considered.
Ahmad Reza Rahmati   +2 more
doaj  

Measuring the Onset of Turbulence in Rayleigh-Benard Convection

open access: yes, 2009
Rayleigh-Benard convection occurs in fluids in enclosed containers under circumstances where heat is applied from below. For cylindrical cells, we define aspect ratio as cell diameter divided by cell height.
Ackermann, Erik
core  

Rotating Rayleigh-Benard convection: The Kueppers-Lortz transition

open access: yes, 1990
Rayleigh-Benard convection with rotation about a vertical axis is investigated for small dimensionless rotation rates 0 < {Omega} < 50. The convection cell is cylindrical with aspect ratio {Gamma} = 10 and the convecting fluid is water with a Prandtl ...
Steinberg, V., Zhong, F., Ecke, R.
core  

Fluid Convection, Constraint and Causation [PDF]

open access: yes, 2011
Complexity–nonlinear dynamics for my purposes in this essay–is rich with metaphysical and epistemological implications but is only recently receiving sustained philosophical analysis.
Bishop, Robert
core  

DINAMIKA RAKIT DI ATAS KONVEKSI RAYLEIGH-BENARD RAFT DYNAMICS ON THE RAYLEIGH-BENARD CONVECTION

open access: yes, 2013
Convection is a phenomenon widely observed in nature. To study the phenomenon of convection in a laboratory scale is commonly used fluid observation device.
, Dr. Eng. Fahrudin Nugroho, M.Si.   +1 more
core  

Temperature Modulation in Rayleigh-Benard Convection

open access: yes, 2009
The parametric instability of an infnite horizontal fluid layer excited by time periodic oscillation of the wall temperatures, has been investigated numerically, using the Floquet analysis.
Singh, Jitender, Bajaj, Renu
core  

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