Investigation of air flow in open-throat wind tunnels (1930)
NASA Technical Reports Server (NTRS) · leaf 5
curves in the horizontal columns represent different degrees of leakage beginning with minimum leakage at the left.. The last vertical column in Figures 3 and 4 gives the results of the test with tabs on the month of the entrance cone. <-oTt as £R. 138P EM. 79 ER. 128\ ER. .99 E.R. 132 S.V.… … SV 24.0-18.5 S.V. 27.0-20.2 S. V Spi/Z/ng velocity h ff.fsec^ B. W. 2.0-i^ &W. 36-4.0. B.W. 7.8-78, ' B. W. 80/ance windage h - 'V.A..6I ' \V.A. t.52 t. V.A. .40 F& . VA. Vibration amp/ifude ex- pressed os a frocfibn of i * ■the dynamic pressure.-\— <o 0 e.r:.97 , CL ER. EJ?. L42 ~SV. 0.6=3% 20…
NASA Technical Reports Server (NTRS)
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