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gradient de célérité

velocity gradient

sciences naturelles et appliquées - iate.europa.eu

La qualité de bille est évaluée selon les différentes vitesses d’impulsion, avec création d’un gradient de célérité radiale de la bille.

The log quality is evaluated based on the different impulse velocities, forming a radial impulse velocity gradient of the log.

industrie mécanique - wipo.int

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An experimental investigations of the oscillations of an airfoil near a sharp velocity gradientThe purpose of this study was to make an experimental investigation of the effect of a sharp velocity gradient on the oscillations of an airfoil....

général - core.ac.uk - PDF: thesis.library.caltech.edu

Characteristics of turbulent linear shear flow and the effect of velocity gradient on the flow around a circular cylinderThe experimental study described in this paper are designed to clarify the characteristics of turbulent linear shear flow and the effect of velocity gradient on the flow around a circular cylinder in the cross flow with four various velocity gradients at Reynolds numbers in the range of 2.67x10^3...

PDF: ir.lib.ibaraki.ac.jp

On the velocity gradient tensor and fluid feature extractionThis paper discusses how the velocity gradient tensor has been used in the visualization of CFD results....

PDF: citeseerx.ist.psu.edu

Myocardial velocity gradient as a new indicator of regional left ventricular contraction: detection by a two-dimensional tissue doppler imaging technique ... Subsequently, the myocardial velocity gradient between the endocardium and epicardium was determined from the velocity profile along each radial line from the center of contraction by using least squares ...

Seismic refraction interpretation with velocity gradient and depth of investigation... The resulting velocity gradient style of interpretation presents very different representations of the subsurface compared to traditional interpretations....

PDF: www.ce.memphis.edu

Publications scientifiques

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Comparison of some methods used for prediction of atmospheric sound propagation

... On traite les cas de la propagation en présence d’un gradient de célérité négatif et d’un gradient de célérité positif, en présence de turbulence et sans turbulence....

... Calculations made using the Green’s function implementation are considerably faster, making it the method of choice when large numbers of calculations (as when many realizations o f turbulence are required) are necessary...

Europe - core.ac.uk - PDF: jcaa.caa-aca.ca