Measurements of the Air-flow Velocity in the Cylinder of an Airplane Engine (1939)
NASA Technical Reports Server (NTRS) · leaf 27
N.A.C.A. Technical Memorandum No. 923 Pigs.7,20,21,22 J! £ng/ne speecj n Figure 20. Eng/rre speed ft Figure 21. a, suction, b, compression. c, expansion, d, exhaust. et cycle, f, mean piston speed. Figures 20 to 22.. Mean values of the air veloci- ties over the separate strokes and over the… … Figure 7.- Mounting of the measuring apparatus.
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