Results 41 to 50 of about 56,085 (166)

Transport coefficients in the one-fluid approximation

open access: yesJournal of Research of the National Institute of Standards and Technology, 1977
Some comments of the justification of writing the viscosity and thermal conductivity coefficients of a mixture in the one-fluid approximation are presented. Anomalous behavior in the critical region is discussed.
openaire   +2 more sources

Wave Instabilities of a Collisionless Plasma in Fluid Approximation [PDF]

open access: yesContributions to Plasma Physics, 2010
AbstractWave properties and instabilities in a magnetized, anisotropic, collisionless, rarefied hot plasma in fluid approx‐imation are studied, using the 16‐moments set of the transport equations obtained from the Vlasov equations. These equations differ from the CGL‐MHD fluid model (single fluid equations by Chew, Goldberger, and Low [5,9]) by ...
Dzhalilov, N. S.   +2 more
openaire   +2 more sources

Assessment of fluid neutral models for a detached ITER case

open access: yesNuclear Materials and Energy, 2017
We compare the plasma sources (particle, parallel momentum and ion energy) due to plasma-neutral interactions computed with different fluid neutral models with the sources from a Monte Carlo simulation of the kinetic neutral equation.
N. Horsten   +3 more
doaj   +1 more source

Lubrication Approximation for Fluids with Shear-Dependent Viscosity [PDF]

open access: yesFluids, 2019
We present dimensionally reduced Reynolds type equations for steady lubricating flows of incompressible non-Newtonian fluids with shear-dependent viscosity by employing a rigorous perturbation analysis on the governing equations of motion. Our analysis shows that, depending on the strength of the power-law character of the fluid, the novel equation can
Pereira, Bruno M. M.   +4 more
openaire   +3 more sources

On the power of (even a little) resource pooling

open access: yesStochastic Systems, 2012
We propose and analyze a multi-server model that captures a performance trade-off between centralized and distributed processing. In our model,a fraction p of an available resource is deployed in a centralized manner (e.g., to serve a most-loaded station)
Kuang Xu, John N. Tsitsiklis
doaj  

Transient generalized Taylor-Couette flow: a semi-analytical approach

open access: yesJournal of Taibah University for Science, 2020
Semi-analytical solution of transient generalized Taylor-Couette flow of a viscous, incompressible fluid between the gaps of concentric rotating cylinders under applied azimuthal pressure gradient ispresented.
Basant Kumar Jha, Yahaya Jibrin Danjuma
doaj   +1 more source

Computational fluid dynamics-based hull form optimization using approximation method

open access: yesEngineering Applications of Computational Fluid Mechanics, 2018
With the rapid development of the computational technology, computational fluid dynamics (CFD) tools have been widely used to evaluate the ship hydrodynamic performances in the hull forms optimization.
Shenglong Zhang   +4 more
doaj   +1 more source

Thermal Convective Instabilities and Chaos in a Rotating Hybrid Nanofluid Layer with Cattaneo–Christov Heat Flux Model

open access: yesComplexity, 2022
The linear and nonlinear dynamics of thermal convection of a rotating hybrid nanofluid layer heated from below with the Cattaneo–Christov heat flux model are studied in this paper. Starting from the flow equations of a hybrid nanofluid and exploiting the
Sèmako Justin Dèdèwanou   +5 more
doaj   +1 more source

Numerical investigation of the flow of a micropolar fluid through a porous channel with expanding or contracting walls

open access: yesPropulsion and Power Research, 2014
In this paper, we study the flow of a micropolar fluid in a porous channel with expanding or contracting walls. First, we use spectral collocation method on the governing equations to obtain an initial approximation for the solution of equations.
M.T. Darvishi   +4 more
doaj   +1 more source

Radiating Fluid Spheres in the Effective Variables Approximation [PDF]

open access: yesAstrophysics and Space Science, 2002
15 pages, 6 eps figures, to appear in Ap.
Barreto, W.   +2 more
openaire   +2 more sources

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