Civil Engineering Reference
In-Depth Information
Figure 1.7.
Inverse of the “diagnostic” function depending on the distance
to the wall in a turbulent channel flow using direct numerical simulations,
taken from [BAU 14]
Consider the so-called “diagnostic” function
−
1
⎛
dU
+
⎞
[1.27]
ℑ=
y
+
⎜
⎟
+
dy
⎝
⎠
Figure 1.8.
“Diagnostic” function based on the wall-normal distance in
wall scales, according to [OST 00]. The data are averaged over different
profiles in the inner layer
y
δ <
0.15
, where
δ
is the thickness of the
boundary layer
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