The UMIST-N Near-Wall Treatment Applied to Periodic Channel Flow

FIGURES 142
k
(U 2 τ ) ss
k
(U 2 τ ) ss
5
10 0
0
5
10 0
0
phase angle = π
10 1
10 2
y +
phase angle = 3π
2
10 1
10 2
y +
Low-Re k-ε
Subgrid k-ε
✄✂ ✁ DNS [29]
k
(U 2 τ ) ss
k
(U 2 τ ) ss
5
10 0
0
10 0
0
Subgrid k-ω
k-ε log law
5
phase angle = 5π
4
10 1
10 1
10 2
10 2
y +
phase angle = 7π
4
Figure 5.32: k vs y + snapshots through time (prescribed U) - part 2
y +