Results 21 to 30 of about 92,875 (177)

Rheological Characterization of Bentonite Suspensions and Oil-In-Water Emulsions Loaded With Bentonite

open access: yesApplied Rheology, 2001
With stress controlled rheometer we investigate the behavior for different concentrations, of paraffin oil-in-water emulsions, bentonite suspensions as well as charged bentonite emulsions.
Bekkour K., Ern H., Scrivener O.
doaj   +1 more source

A suitable parametrization to simulate slug flows with the Volume-Of-Fluid method [PDF]

open access: yes, 2012
Diffuse–interface methods, such as the Volume-Of-Fluid method, are often used to simulate complex multiphase flows even if they require significant computation time.
Augier, Frédéric   +3 more
core   +4 more sources

Reliquats en devenir : une approche dynamique de l’écologie documentaire d’un laboratoire de mécanique des fluides

open access: yes, 2013
L’activite d’un laboratoire de physique est abordee au travers des pratiques documentaires qui y sont observees. Nous empruntons a l’archeologie la notion de taphonomie.
Sébastien Plutniak, Dimitri Aguéra
semanticscholar   +1 more source

Nonlinear Dynamics of the Quadratic-Damping Helmholtz Oscillator

open access: yesComplexity, 2020
In this paper, the Helmholtz equation with quadratic damping themes is used for modeling the dynamics of a simple prey-predator system also called a simple Lotka–Volterra system.
R. Fangnon   +4 more
doaj   +1 more source

Flow diagnostics [PDF]

open access: yes, 2015
The measurement of flow properties within fluid handling systems is of utmost importance for efficient operation and control of such systems. For single phase flow systems, extensive research has been carried out world over to diagnose the flow ...
Albarzenji, Dlir   +4 more
core  

Mass or heat transfer inside a spherical gas bubble at low to moderate Reynolds number [PDF]

open access: yes, 2013
Mass (or heat) transfer inside a spherical gas bubble rising through a stationary liquid is investigated by direct numerical simulation. Simulations were carried out for bubble Reynolds number ranging from 0.1 to 100 and for Péclet numbers ranging from 1
Cockx, Arnaud   +3 more
core   +3 more sources

Multi‐objective maritime vessel routing with safety considerations

open access: yesInternational Transactions in Operational Research, EarlyView.
Abstract The routing of maritime vessels is a challenging optimization problem that involves finding an adequate balance between conflicting and multiple objectives. This paper proposes a methodology based on inverse optimization to find appropriate objective weights that account for conflicting objectives. To formulate the inverse optimization problem,
Nazanin Sharif   +4 more
wiley   +1 more source

Effects of the Control Parameters on the Stability of a Laminar Boundary Layer on a Porous Flat Plate

open access: yesInternational Journal of Applied Mechanics and Engineering, 2021
This work is devoted to the analysis of the linear temporal stability of a laminar dynamic boundary layer on a horizontal porous plane plate. The basic flow is assumed to be laminar and two-dimensional.
T.F. Lihonou   +3 more
doaj   +1 more source

"Audacity or Precision": The Paradoxes of Henri Villat's Fluid Mechanics in Interwar France [PDF]

open access: yes, 2010
In Interwar France, Henri Villat became the true leader of theoretical researches on fluid mechanics. Most of his original work was done before the First World War; it was highly theoretical and its applicability was questioned.
David, Aubin
core   +2 more sources

On the stability of large-scale streaks in turbulent Couette and Poiseulle flows [PDF]

open access: yes, 2011
The linear secondary stability of large-scale optimal streaks in turbulent Couette flow at Re_τ = 52 and Poiseulle flow at Reτ = 300 is investigated.
Cossu, Carlo   +2 more
core   +5 more sources

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