Full-Scale Wind-Tunnel Tests of a Series of Metal Propellers on a VE-7 Airplane (1929)
NASA Technical Reports Server (NTRS) · leaf 5
had been made 1 inch shorter than the hub for which the blades had been designed, so that while the drawing shows a 9-foot propeller, the diameter in these tests was actually 8 feet 11 inches. The pitch distribu- tion was unusual and is worthy of note. With the blade set at 13° at the 42-inch… … Fig. 2.—Elevational and plan views of the VE-7 airplane feet. The center Hne of the propeller, as mounted on the airplane, was 5 inches from the front of the radiator. The propeller research tunnel is of the open-jet type with an air stream 20 feet in diameter in which velocities up to 110 M. P. H.…
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