Buffer layer (Environmental Law & Policy)

Graph illustrating the buffer sublayer by plotting the dimensionlees velocity by the wall coordinate). Source: Aoko Moriuta

Buffer layer

Published: March 30, 2010, 12:00 am

Updated: July 7, 2012, 11:03 am

Topics:

Oceans and seas (main) Physics & Chemistry (main) Environmental & Ecological Modeling (main)

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,
• BorisA. Kagan. Ocean-Atmosphere Interaction and Climate Modelling Cambridge Univ. Press, 1995.

Citation

Baum, S. (2012). Buffer layer. Retrieved from http://editors.eol.org/eoearth/wiki/Buffer_layer_(Environmental_Law_&_Policy)