Parameterization of Convective Boundary Layer Turbulence and Clouds
99
in agreement with the theory of Driedonks (1982). However, in both resolutions,
there is a slight underestimation of these fl uxes.
Figure 4.14 depicts the total fl ux of potential temperature, and the values of the
ED and MF terms contributing to the vertical fl ux of potential temperature. It can be
2.0
Ini
2
4
6
8
10
1.5
1.0
0.5
0.0
298
299
θ (K)
300
301
Height (km)
FIGURE 4.11 Temporal evolution of the potential temperature. Hourly mean profi les, with
the EDMF-EMP scheme with a vertical resolution of 20 m.
2.0
5 h
10 h
1.5
1.0
Height (km)
θ (K)
0.5
0.0
299.0
299.5
300.0
300.5
301.0
LES
ar
br
FIGURE 4.12 Vertical profi les of the potential temperature. Hourly average of the 5th and
10th hour. Results of the new scheme, (hr) 20 m resolution and (cr) ecmwf-40 levels resolution, and LES model.
© 2010 by Taylor and Francis Group, LLC
99
in agreement with the theory of Driedonks (1982). However, in both resolutions,
there is a slight underestimation of these fl uxes.
Figure 4.14 depicts the total fl ux of potential temperature, and the values of the
ED and MF terms contributing to the vertical fl ux of potential temperature. It can be
2.0
Ini
2
4
6
8
10
1.5
1.0
0.5
0.0
298
299
θ (K)
300
301
Height (km)
FIGURE 4.11 Temporal evolution of the potential temperature. Hourly mean profi les, with
the EDMF-EMP scheme with a vertical resolution of 20 m.
2.0
5 h
10 h
1.5
1.0
Height (km)
θ (K)
0.5
0.0
299.0
299.5
300.0
300.5
301.0
LES
ar
br
FIGURE 4.12 Vertical profi les of the potential temperature. Hourly average of the 5th and
10th hour. Results of the new scheme, (hr) 20 m resolution and (cr) ecmwf-40 levels resolution, and LES model.
© 2010 by Taylor and Francis Group, LLC