The dynamics of mechanical flight; lectures delivered at the Imperial college of science and technology, March, 1910 and 1911 (1912)
Greenhill, G. (George), Sir, 1847-1927 · London, Constable & Company Ltd. · leaf 112
THE SCEEW PEOPELLEE 103 2,ri (50) Fi = = IV 9 V or, expressed in terms of the tip velocity U, and slip s, (51) P^^^'^Y (^)'^" ^' " ''^ ^ '" ^ S"^' ~ ''^' agreeing with formula (1) with / = 1, and assuming that the screw wake receives a uniform swirl. … Fig. 53. In a paddle steamer p should represent the circumference of the pitch circle through the centre of the floats, S the area of a float, and T =fiuSu '-^ =fwS ~s (1 - s). (52) The vessel advances as if a circumference of length — engaged in a horizontal rack, to give it a velocity u (Fig.…
Aerodynamics · Aeronautics
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