Buffer layer
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Graph illustrating the buffer sublayer by plotting the dimensionlees velocity by the wall coordinate). Source: Aoko Moriuta
Published: March 30, 2010, 12:00 am
Updated: July 7, 2012, 11:03 am
This article has been reviewed by the following Topic Editor:
C Michael Hogan
A buffer layer, in fluid dynamics, is that part of a boundary layer where the viscous stress and the Reynolds stress have the same order of magnitude and the linear velocity profile turns smoothly into the logarithmic profile.
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This article is written at a definitional level only. Authors wishing to expand this entry are inivited to expand the present treatment, which additions will be peer reviewed prior to publication of any expansion. |
Further Reading
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Physical Oceanography Index
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Le Roux, J.P. (2004), "An integrated law of the wall for hydrodynamically transitional flow over plane beds", Sedimentary Geology 163 (3–4): 311–321, Bibcode 2004SedG..163..311L,
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Lynn Yarris. "A flaw in the law". Berkeley Lab: Highlights 97–98. Lawrence Berkeley National Laboratory, U.S. Department of Energy.
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Barenblatt, G.I. (1993), "Scaling laws for fully developed turbulent shear flows. Part 1. Basic hypotheses and analysis", Journal of Fluid Mechanics 248: 513–520,
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Boris A. Kagan. Ocean-Atmosphere Interaction and Climate Modelling Cambridge Univ. Press, 1995.
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Citation
Steve Baum (Lead Author);C Michael Hogan (Topic Editor) "Buffer layer". In: Encyclopedia of Earth. Eds. Cutler J. Cleveland (Washington, D.C.: Environmental Information Coalition, National Council for Science and the Environment). [First published in the Encyclopedia of Earth March 30, 2010; Last revised Date July 7, 2012; Retrieved June 19, 2013 <http://www.eoearth.org/article/Buffer_sublayer>
The Author
Assistant Research Scientist, Physical Section
Department of Oceanography
Texas A&M University ... (Full Bio)
A buffer layer, in fluid dynamics, is that part of a boundary layer where the viscous stress and the Reynolds stress have the same order of magnitude and the linear velocity profile turns smoothly into the logarithmic profile.
|
This article is written at a definitional level only. Authors wishing to expand this entry are inivited to expand the present treatment, which additions will be peer reviewed prior to publication of any expansion. |
Further Reading
-
Physical Oceanography Index
-
Le Roux, J.P. (2004), "An integrated law of the wall for hydrodynamically transitional flow over plane beds", Sedimentary Geology 163 (3–4): 311–321, Bibcode 2004SedG..163..311L,
-
Lynn Yarris. "A flaw in the law". Berkeley Lab: Highlights 97–98. Lawrence Berkeley National Laboratory, U.S. Department of Energy.
-
Barenblatt, G.I. (1993), "Scaling laws for fully developed turbulent shear flows. Part 1. Basic hypotheses and analysis", Journal of Fluid Mechanics 248: 513–520,
-
Boris A. Kagan. Ocean-Atmosphere Interaction and Climate Modelling Cambridge Univ. Press, 1995.
Are you absolutely sure you want to delete this article? This process cannot be undone and is permanent.
Yes, Delete This Article
Are you absolutely sure you want to remove this article? This process cannot be undone and is permanent.
Yes, Remove This Article
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