Surface Fluxes of Momentum. Heat. and Water Vapor
73
103
102
k-5/3
10'
::J
W
100
10-'
10-2
10-3
10-2
10-'
100
101
k (rad/m)
102 ,
101
100
a:>
W
'0-' 0
10-2 -
10-3 _
'0- 4
10-2
10-'
10°
10'
k (rad/m)
Figure 3.4: (a) Sample power spectrum of longitudinal velocity from one of the measured 3D
sonic files (top). (b) Sample power spectrum of temperature fluctuations (bottom).
unbinned third order structure function based dissipation estimates of Albertson et al. (1996),
resulting in
0.61
- ~ < 0.04
(3.30a)
L
1
0.35 (-1-) -. + 2.28 (-1-) 0.12 < -~ < 1.2
(3.30b)
L
1.81 (-1;)
- ~ > 2.0
(3.30c)
L