Use of Multiquadric Functions for Multivariable Representation of the Aerodynamic Coefficients of Airfoils

Figure 8

REL.P versus centers’ combination C(Re,α). (a) Lift coefficient for UBI_03_016 airfoil, (b) drag coefficient for UBI_03_016 airfoil, (c) pitching moment coefficient for UBI_03_016 airfoil, (d) lift coefficient for DAE-21 airfoil, (e) drag coefficient for DAE-21 airfoil, and (f) pitching moment coefficient for DAE-21 airfoil.

(a)

(b)

(c)

(d)

(e)

(f)