Buoyancy length scale: Difference between revisions
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<div class="definition"><div class="short_definition">A measure of the suppression of vertical turbulent motions by [[statically stable]] air.</div><br/> <div class="paragraph">Defined as: <div class="display-formula"><blockquote>[[File:ams2001glos-Be27.gif|link=|center|ams2001glos-Be27]]</blockquote></div> where σ<sub>''w''</sub> is the [[standard deviation]] of [[vertical velocity]], and ''N'' is the [[Brunt–V& | <div class="definition"><div class="short_definition">A measure of the suppression of vertical turbulent motions by [[statically stable]] air.</div><br/> <div class="paragraph">Defined as: <div class="display-formula"><blockquote>[[File:ams2001glos-Be27.gif|link=|center|ams2001glos-Be27]]</blockquote></div> where σ<sub>''w''</sub> is the [[standard deviation]] of [[vertical velocity]], and ''N'' is the [[Brunt–Väisälä frequency]]. It is a useful length [[scale]] for the [[stable boundary layer]].</div><br/> </div> | ||
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Revision as of 13:46, 20 February 2012
buoyancy length scale[edit | edit source]
A measure of the suppression of vertical turbulent motions by statically stable air.
Defined as: where σw is the standard deviation of vertical velocity, and N is the Brunt–Väisälä frequency. It is a useful length scale for the stable boundary layer.
