The dissipation range spectrum

It is shown that the available data for the skewness of velocity derivatives in turbulent flows are consistent with a simple exponential decay in the dissipation range, i.e., ∼exp(−ak), rather than ∼exp(−ak m ), where m≳1.

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Bibliographic Details
Published in:Physics of fluids. A, Fluid dynamics Fluid dynamics, 1992-06, Vol.4 (6), p.1320-1321
Main Author: Manley, Oscar P.
Format: Article
Language:English
Subjects:
CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS
DECAY
ENERGY SPECTRA
Exact sciences and technology
Fluid dynamics
FLUID FLOW
Fundamental areas of phenomenology (including applications)
INCOMPRESSIBLE FLOW
Physics
REYNOLDS NUMBER
SPECTRA 661300 > Other Aspects of Physical Science-- (1992-)
TURBULENT FLOW
Turbulent flows, convection, and heat transfer
VISCOUS FLOW
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Description
Summary:It is shown that the available data for the skewness of velocity derivatives in turbulent flows are consistent with a simple exponential decay in the dissipation range, i.e., ∼exp(−ak), rather than ∼exp(−ak m ), where m≳1.
ISSN:0899-8213
2163-5013
DOI:10.1063/1.858408