Results 21 to 30 of about 4,739,711 (293)

Single-layer Axisymmetric Model for a Hadley Circulation with Parameterized Eddy Momentum Forcing

open access: yesJournal of Advances in Modeling Earth Systems, 2009
An axisymmetric single-layer model is used to study interactions of the Hadley circulation with extratropical eddies. Eddy momentum fluxes are parameterized using a simple closure motivated by calculations with an idealized dry general circulation model (
Adam Sobel, Tapio Schneider
doaj   +1 more source

Effects of Salinity Variability on Recent El Niño Events

open access: yesAtmosphere, 2019
Ocean salinity variability provides a new way to study the evolution of the the El Niño-Southern Oscillation (ENSO). Comparisons between the salinity variation and related processes responsible for sea surface temperature anomaly (SSTA) were ...
Hai Zhi   +3 more
doaj   +1 more source

Fluid dynamic similarity of circulating fluidized beds

open access: yesPowder Technology, 1992
Abstract The effects of scale-up on the fluid dynamics of circulating fluidized beds (CFB) are investigated using a single cold laboratory facility with the ability to recycle fluidization gas mixtures of adjustable density and viscosity. By matching five dimensionless parameters, experiments employing plastic, glass and steel powders achieve fluid ...
Hongder Chang, Michel Louge
openaire   +1 more source

Validation of actuator disc circulation distribution for unsteady virtual blades model

open access: yesTheoretical and Applied Mechanics Letters, 2021
The actuator disc method is an engineering approach to reduce computer resources in computational fluid dynamics (CFD) simulations of helicopter rotors or aeroplane propellers.
A. N. Kusyumov   +3 more
doaj   +1 more source

CADA Challenge: Rupture Risk Assessment Using Computational Fluid Dynamics [PDF]

open access: yes, 2021
The phase 3 of the cerebral aneurysm detection and analysis (CADA) challenge involved rupture risk estimation of intracranial aneurysms using computational methods.
Jain, Kartik   +4 more
core   +1 more source

Our Fluid Nation: The Impact of Fluid Dynamics in the UK [PDF]

open access: yes, 2021
Fluid dynamics is a major UK industrial and research strength, and is critical to many applications. Fluid dynamics is an enabling technology for industry sectors as diverse as transport, healthcare technologies, marine and energy. It plays a key role in
Lincoln, J   +4 more
core   +1 more source

TO THE QUESTION OF CONTROL OF HYDRAULIC MODES OF THE HEAT NETWORK

open access: yesInternational Journal of Advanced Studies, 2019
The mathematical modeling program Computational fluid dynamics is used. Research allows you to take into account all the factors affecting changes in hydrostatic pressure, to study the interaction process of the circulation pump, make-up unit and the ...
Alexey Andreevich Alekseev   +1 more
doaj   +1 more source

Optimal Design and Operation of Dual-Ejector PEMFC Hydrogen Supply and Circulation System

open access: yesEnergies, 2022
A proton exchange membrane fuel cell (PEMFC) system requires an adequate hydrogen supply and circulation to achieve its expected performance and operating life.
Li Chen   +4 more
doaj   +1 more source

Material derivatives of higher dimension in geophysical fluid dynamics

open access: yesMeteorologische Zeitschrift, 2004
The familiar operator D/Dt in fluid dynamics defines the material derivative for a fluid particle with dimension zero. In this paper we define and use "macroscopic" or multidimensional material derivatives D1/Dt, D2/Dt and D3/Dt.
Heinz Fortak
doaj   +1 more source

Modeling of integrated fluid dynamics of cerebral circulation and cerebrospinal fluid flow [PDF]

open access: yes, 2021
pdfObjectives: In the fluid dynamics of cerebral circulation and cerebrospinal fluid (CSF) motion, the computational simulation model has not been established. We conducted the multi-scale simulation in the cerebral circulation model. Therefore, we would
9102   +29 more
core   +1 more source

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