Results 1 to 10 of about 943,909 (392)

Transition to finger convection in double-diffusive convection [PDF]

open access: yesPhysics of Fluids, 2014
Finger convection is observed experimentally in an electrodeposition cell in which a destabilizing gradient of copper ions is maintained against a stabilizing temperature gradient.
Kellner, M., Tilgner, A.
core   +6 more sources

A benchmark study on mantle convection in a 3‐D spherical shell using CitcomS [PDF]

open access: yesGeochemistry, Geophysics, Geosystems, 2008
As high-performance computing facilities and sophisticated modeling software become available, modeling mantle convection in a three-dimensional (3-D) spherical shell geometry with realistic physical parameters and processes becomes increasingly feasible.
Shijie Zhong, Eh Tan, Louis Moresi
exaly   +3 more sources

Sub-mesoscale observations of convective cold pools with a dense station network in Hamburg, Germany [PDF]

open access: yesEarth System Science Data, 2022
From June to August 2020, an observational network of 103 meteorological ground-based stations covered the greater area (50 km × 35 km) of Hamburg (Germany) as part of the Field Experiment on Sub-mesoscale Spatio-Temporal variability at Hanseatic city ...
B. Kirsch   +11 more
doaj   +1 more source

Coupled simulation of convection section and the fluid flow in the furnace tubes H-151 of Distillation Unit of Esfahan Refinery by CFD [PDF]

open access: yesمجله مدل سازی در مهندسی, 2022
In this paper, the simulation of the displacement enclosure of the H-151 furnace unit of the distillation unit in the Isfahan refinery is carried out by using computational fluid dynamics (CFD).
fatemeh karimiyan   +2 more
doaj   +1 more source

Weak Temperature Gradient Modeling of Convection in OTREC

open access: yesJournal of Advances in Modeling Earth Systems, 2021
Convection observed in the OTREC field program in the tropical east Pacific and southwest Caribbean is simulated using a cloud‐resolving model employing the weak temperature gradient approximation.
D. J. Raymond, Ž. Fuchs‐Stone
doaj   +1 more source

Determination of the heat transfer coefficient by convection, according to shape of the baffles (solar air collector)

open access: yesRevue des Énergies Renouvelables, 2022
This experimental study and mathematical modelling aim to improve the heat transfer by convection in different cases of transversal baffles inside a duct of a solar air collector.
Zouhair Aouissi   +5 more
doaj   +1 more source

Lightning Distribution in Tropical Cyclones Making Landfall in China

open access: yesFrontiers in Earth Science, 2022
Lightning data from the World Wide Lightning Location Network (WWLLN) are used to document the lightning characteristics in tropical cyclones (TCs) making landfall in China. The landfall period is confined to 48 h prior to and after landfall (t-24∼t+24).
Wenjuan Zhang   +6 more
doaj   +1 more source

Theories of convection and the spectrum of turbulence in the solar photosphere [PDF]

open access: yes, 2006
Classical theories of turbulence do not describe accurately inertial range scaling laws in turbulent convection and notably fail to model the shape of the turbulent spectrum of solar photospheric convection.
Calzavarini   +6 more
core   +3 more sources

On angular momentum transport in convection-dominated accretion flows [PDF]

open access: yes, 2002
Convection-dominated accretion flow (CDAF) is a promising model to explain underluminous accreting black holes in X-ray binaries and galactic nuclei. I discuss effects of angular momentum transport in viscous hydrodynamical and MHD CDAFs.
Igumenshchev, Igor V.
core   +2 more sources

Velocity and Passive Scalar Cross Spectra in Stably and Unstably Stratified Grid Turbulence

open access: yesJournal of Fluid Science and Technology, 2007
The effects of stable and unstable thermal stratifications on the cross spectra between passive scalar (dye concentration) fluctuation c and vertical velocity fluctuation υ in shear-free grid turbulence are investigated using previously published
Kouji NAGATA   +3 more
doaj   +1 more source

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