Relaxed eddy accumulation: Difference between revisions

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<div class="definition"><div class="short_definition">Method of measuring fluxes of [[trace gases]]; similar to [[eddy accumulation]]  except that the volume rate at which the [[sample]] is collected is constant.</div><br/> <div class="paragraph">The [[flux]] is estimated as the product of the [[standard deviation]] of the [[vertical velocity]], the  difference in the concentration in each [[reservoir]], and a scaling [[parameter]]. The technique has  been applied to the measurement of the fluxes of [[heat]], [[water vapor]] and some chemical species.</div><br/> </div><div class="reference">Businger, J. A., and S. P. Oncley 1990. Flux measurement with conditional sampling. J. of Atmos. Oceanic  Technol.. 7. 349&ndash;352. </div><br/>  
<div class="definition"><div class="short_definition">Method of measuring fluxes of [[trace gas|trace gases]]; similar to [[eddy accumulation]]  except that the volume rate at which the [[sample]] is collected is constant.</div><br/> <div class="paragraph">The [[flux]] is estimated as the product of the [[standard deviation]] of the [[vertical velocity]], the  difference in the concentration in each [[reservoir]], and a scaling [[parameter]]. The technique has  been applied to the measurement of the fluxes of [[heat]], [[water vapor]] and some chemical species.</div><br/> </div><div class="reference">Businger, J. A., and S. P. Oncley 1990. Flux measurement with conditional sampling. J. of Atmos. Oceanic  Technol.. 7. 349&ndash;352. </div><br/>  
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Latest revision as of 16:46, 25 April 2012



relaxed eddy accumulation[edit | edit source]

Method of measuring fluxes of trace gases; similar to eddy accumulation except that the volume rate at which the sample is collected is constant.

The flux is estimated as the product of the standard deviation of the vertical velocity, the difference in the concentration in each reservoir, and a scaling parameter. The technique has been applied to the measurement of the fluxes of heat, water vapor and some chemical species.

Businger, J. A., and S. P. Oncley 1990. Flux measurement with conditional sampling. J. of Atmos. Oceanic Technol.. 7. 349–352.


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