Shape Optimization of NREL S809 Airfoil for Wind Turbine Blades Using a Multiobjective Genetic Algorithm

Table 3

Computed fully turbulent drag coefficients and experimental drag coefficients.

AoA [deg.]	Comp.	Exp.
0.0	0.012006	0.0022
2.1	0.012824	0.0037
4.1	0.015248	0.005
6.1	0.017615	0.0063
8.2	0.021507	0.0096
10.1	0.027757	0.0231
11.2	0.03413	0.0236