Table 5 Lift, drag coefficients, and Strouhal numbers of the four cases from LES
From: Aerodynamic characteristics of a square cylinder with corner fins
Cases | \( \overline{C_d} \) | St | \( {C}_l^{RMS} \) | ||||||
|---|---|---|---|---|---|---|---|---|---|
LES | EXP | Difference | LES | EXP | Difference | LES | EXP | Difference | |
Plain cylinder | 2.37 | 2.30 | 3.0% | 0.122 | 0.115 | 6.1% | 1.37 | 1.52 | 9.8% |
Leading fins | 3.68 | 3.46 | 6.3% | 0.101 | 0.090 | 12% | 2.25 | 2.68 | 16% |
Trailing fins | 2.01 | 2.02 | 0.5% | 0.118 | 0.110 | 7.2% | 0.87 | 1.01 | 14% |
Four Fins | 3.06 | 3.08 | 0.6% | 0.093 | 0.090 | 3.3% | 1.93 | 2.26 | 15% |