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Experimental Investigation of Wind-Tunnel Interference on the Downwash Behind an Airfoil (1937)
NASA Technical Reports Server (NTRS) · leaf 8
INVESTIGATION OF WIND-TUNNEL INTERFERENCE ON THE DOWNWASH BEHIND AN AIRFOIL 0 4 8 12 16 20 24 28 8 12 16 20 24 28 32 36 40 Longitudino/ distonce from quarter- chord point, in. Longitudinal distance from quarter-chordpoint in. (a) 5- by 30-inch airfoil; c -3.8°; CV.,0.25. (d) 10- by 30-inch airfoil;… … 4 8 /2 /6 20 24 2° 4 8 /2 /6 20 24 28 32 36 40 Longitudino/ distance from quorter-chord point, ir, Longitudino/ distance from quorter-chord point, in. (b) 5- by 30-inch airfoil; a, 3.2°; CL, 0.74. (e)10-by 30-inch airfoil; 5.0°; CL, 0.59. 20 24 28 4 8/2/6 8 12 16 20 24 28 32 36 40 chord point, in.…NASA Technical Reports Server (NTRS)
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