Airfoil Section Characteristics as Affected by Variations of the Reynolds Number (1937)
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oefficient clapt.—The optimum lift 41 (b) for comparison. The comparison of the results coefficients are presented in figure 42. This character- from the various tunnels should serve to indicate the istic is of importance mainly in relation to cdf) values at limitations of accuracy that must be… … 100,000 Effective Reynolds Number (a) Symmetrical airfoils of varying thickness; cj=0.8. 1,000.000 2 3 4 5 6 10,000,000 4 5 6 100.000 Effective Reynolds Number (b) Camber series; ci=0. Figure 41.—Profile-drag coefficient. the accuracy of the experimental data is not sufficient The determination of…
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