Tests of Large Airfoils in the Propeller Research Tunnel, Including Two with Corrugated Surfaces (1930)
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6 REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS RESULTS The results are given in the form of tables and curves of the absolute nondimensional co- efficients CLl CD) CMl Cv. From the observed readings these coefficients are computed in the usual manner from the equations … Figure 3—Airfoils The results have been corrected for boundary interference in accordance with the method given in References 2 and 3. For the open jet the interference amounts to an added downwash or an increase in the induced drag and induced angle of attack. The corrected test points as plotted,…
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