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The characteristics of 78 related airfoil sections from tests in the variable-density wind tunnel (1933)

NASA Technical Reports Server (NTRS) · leaf 52

An illustration from The characteristics of 78 related airfoil sections from tests in the variable-density wind tunnel, 1933, leaf 52
CHARACTERISTICS OP AIRFOIL SECTIONS FROM TESTS IN VARIABLE-DENSITY "WIND TUNNEL 51 and for the highly cambered sections a definite increase it is not primarily dependent upon the shape of the accompanies a forward movement of the camber. mean line. Nevertheless it is interesting to compare … an airfoil section. The variation of this ratio with Figure 04.—Additional profile drag as a function or CL— CloVu Results are for air- thickness is shown in figure 95. The curves of this foils having normal camber positions (0.3c to 0.5c). figure indicate that the highest values of the ratio are…

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