Abstract
A local-scale one-dimensional model for the prediction of the thermal structure of the Planetary Boundary Layer (PBL) is presented. Time evolution of the surface-layer and whole boundary-layer thickness is considered, together with an evaluation of the energy balance at the ground. A thin transition layer (TTL) between the soil and the surface boundary layer (SL) is introduced to provide a better definition of the bottom boundary condition for temperatureT=T(t, z). Numerical tests of the model have been performed and compared with measured temperature profiles and observed surface data for two places in different seasons. The results show that the surface temperature controls the evolution of the whole profile. The bottom boundary condition is very important in the description ofT(t, z). Finally it is shown that even a simple model can give realistic results when correct values of the characteristic parameters are used.
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Salerno, R., Gianotti, G. A model for the evolution in rural areas of the temperature profile in the boundary layer and a comparison with measured data. Boundary-Layer Meteorol 73, 255–278 (1995). https://doi.org/10.1007/BF00711259
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DOI: https://doi.org/10.1007/BF00711259