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

FIGURES 126
〈U〉
(Uτ ) ss
〈U〉
(Uτ ) ss
30
20
10
10 0
0
30
20
10
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]
〈U〉
(Uτ ) ss
〈U〉
(Uτ ) ss
30
20
10
10 0
0
30
20
10
10 0
0
Subgrid k-ω
k-ε log law
Figure 5.16: 〈U〉 vs y + snapshots through time (prescribed
phase angle = 5π
4
10 1
10 1
10 2
10 2
y +
phase angle = 7π
4
∂〈P 〉
) - part 2
∂x
y +