Effect of periodic changes of angle of attack on behavior of airfoils (1922)
NASA Technical Reports Server (NTRS) · leaf 15
/ .05 7l0~ '"-15 .20 7Z5%. Fig.7- Airfoil G413. Oscillations per minute =. n. . i -.31 35 CD 0 .05 -10 .15 .20 Fig. 5 - Airfoil G189. Angle of attack = a Angle of oscillation = 3 L Wind pressuro,-^ of -rater =p. … \ i'ig. B - Airfoil G.189. Oscillationo per climate = n.
NASA Technical Reports Server (NTRS)
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