Numerical Simulation of Tower Rotor Interaction for Downwind Wind Turbine

Table 1

Summary of mesh study parameters.

Mesh Data	Coarse	Med (4x)	Fine (8x)	Rel.Err Coarse./Exp.${}^{*}$
Cell Count	24,000	96,000	216,000	—
Drag Coeff.	1.461	1.290	1.270	21.8%
Lift Coeff.	0	0	0	0.0%
Strouhal	0.175	0.168	0.167	6.1%

${}^{*}$Experimental of Panton et al. cited in Incompressible fluid Ronald Panton [17] for $C_D$ and $C_L$, and Braza et al. [18] for Str.