Elliptic relaxation for near wall turbulence models
Elliptic relaxation for near wall turbulence models
Elliptic relaxation for near wall turbulence models
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Cp<br />
0.8<br />
0.6<br />
0.4<br />
0.2<br />
0<br />
Test cases<br />
Separated flows: Asymmetric plane diffuser (Exp: Buice<br />
and Eaton, 1997)<br />
Exp<br />
k-ε<br />
k - ω<br />
ϕ model<br />
-20 0 20 40 60<br />
x/h<br />
y/H<br />
y/H<br />
4<br />
3<br />
2<br />
1<br />
0<br />
4<br />
3<br />
2<br />
1<br />
Profiles at x/H = 16.14<br />
0 0.1 0.2 0.3 0.4 0.5<br />
U/Ub<br />
0<br />
0 0.005 0.01<br />
vv/Ub<br />
0.015 0.02<br />
y/H<br />
y/H<br />
4<br />
3<br />
2<br />
1<br />
ϕ model<br />
k-ε<br />
k-ω<br />
0<br />
0 0.005 0.01<br />
uu/Ub<br />
0.015 0.02<br />
4<br />
3<br />
2<br />
1<br />
0<br />
-0.004 -0.002 0 0.002 0.004<br />
uv/Ub<br />
<strong>Elliptic</strong> <strong>relaxation</strong> <strong>for</strong> <strong>near</strong> <strong>wall</strong> <strong>turbulence</strong> <strong>models</strong> – p. 18/22
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