WIT Press

Predicting The Planetary Boundary Layer Height From Wind And Temperature Measurements

Price

Free (open access)

Volume

6

Pages

6

Published

1994

Size

478 kb

Paper DOI

10.2495/ENV940032

Copyright

WIT Press

Author(s)

J.L. Casanova, J. Sanz, J. Dommguez & A. Vegas

Abstract

In this study an algorhythm for calculating the mixing height h is presented, using wind speed and temperature measurements u and t, taken in a meteorolo- gical tower 100 m height. The numerical integration of the equations is performed in real time, so that the h value for each new set of values of u and t is obtained. The correlation between the results of the calculation and the measurements of a Radian Sodar Doppler taken in Trillo I Nuclear Power Plant reached 0.97. 1 Introduction The mixing layer is the turbulent region close to the ground where atmospheric properties are well mixed; its thickness is usually expressed in terms of the height of the first inversion. At night, the first inversion is situated near the ground and the thickness of this inversion is not a good measur

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