From: RANS and hybrid LES/RANS simulations of flow over a square cylinder
Model | Mesh | St | -Cpb | CD | CL′ | CD′ |
---|---|---|---|---|---|---|
URANS | 2D Mesh | 0.137 | 1.35 | 2.07 | 1.37 | 0.06 |
Gieseking | 3D Mesh-B | 0.127 | 1.28 | 2.02 | 1.24 | 0.180 |
original IDDES | 3D Mesh-B | 0.122 | 1.4 | 2.13 | 1.27 | 0.272 |
modified IDDES | 3D Mesh-B | 0.128 | 1.28 | 2.02 | 1.18 | 0.189 |
Experiments | 0.122~0.133 | 1.3~1.6 | 2.02~2.22 | 1.18~1.32 | 0.207~ 0.245 |