NACA 64(4)-421 AIRFOIL


Reynolds number = 3.0 x 10^6

Measurements by Abbott and von Doenhoff

More details on computations and experimental facilities can be found in the Wind Turbine Airfoil Catalogue.




DATA AVAILABLE:

- Airfoil shape

Experiments:
 - Lift and Drag Coefficients
- Moment Coefficient

XFOIL Computations:
 - Lift, Drag and Moment Coefficients

- Skin Friction and Pressure Distributions - Angle of Attack = 06.0 deg.
- Skin Friction and Pressure Distributions - Angle of Attack = 10.0 deg.
- Skin Friction and Pressure Distributions - Angle of Attack = 12.0 deg.
- Skin Friction and Pressure Distributions - Angle of Attack = 14.0 deg.
- Skin Friction and Pressure Distributions - Angle of Attack = 16.0 deg.
- Skin Friction and Pressure Distributions - Angle of Attack = 18.0 deg.

EllipSys2D Computations:

* With transition model:
 - Lift, Drag and Moment Coefficients

- Pressure Distribution - Angle of Attack = 06.0 deg.
- Pressure Distribution - Angle of Attack = 10.0 deg.
- Pressure Distribution - Angle of Attack = 12.0 deg.
- Pressure Distribution - Angle of Attack = 14.0 deg.
- Pressure Distribution - Angle of Attack = 16.0 deg.
- Pressure Distribution - Angle of Attack = 18.0 deg.

- Skin Friction Distribution - Angle of Attack = 06.0 deg.
- Skin Friction Distribution - Angle of Attack = 10.0 deg.
- Skin Friction Distribution - Angle of Attack = 12.0 deg.
- Skin Friction Distribution - Angle of Attack = 14.0 deg.
- Skin Friction Distribution - Angle of Attack = 16.0 deg.
- Skin Friction Distribution - Angle of Attack = 18.0 deg.




FIGURES AVAILABLE: (PostScript files)

- Airfoil shape

- Lift Coefficient
- Drag Coefficient
- Moment Coefficient

- Pressure Distribution - Angle of Attack = 06.0 deg.
- Pressure Distribution - Angle of Attack = 10.0 deg.
- Pressure Distribution - Angle of Attack = 12.0 deg.
- Pressure Distribution - Angle of Attack = 14.0 deg.
- Pressure Distribution - Angle of Attack = 16.0 deg.
- Pressure Distribution - Angle of Attack = 18.0 deg.

- Skin Friction Distribution - Angle of Attack = 06.0 deg.
- Skin Friction Distribution - Angle of Attack = 10.0 deg.
- Skin Friction Distribution - Angle of Attack = 12.0 deg.
- Skin Friction Distribution - Angle of Attack = 14.0 deg.
- Skin Friction Distribution - Angle of Attack = 16.0 deg.
- Skin Friction Distribution - Angle of Attack = 18.0 deg.





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