Hydraulic motors, with related subjects, including centrifugal pumps, pipes, and open channels, designed as a text-book for engineering schools (1905)
Church, Irving Porter, 1851-1931 · New York : J. Wiley & Sons; [etc, ] · leaf 62
he radius drawnto that point, V\. Similarly, at the exit-point,N, of a wheel-channel, the abso-lute velocity wn can be decom-posed into a tangential compo-nent un and a radial componentVn, at right angles to eachother. If a and p denote theangles that the absolute veloci-ties make with their… … * / 7 • \ Fig. 23. n, Power = L 9 {Uin-unrn), Hence the moment of the couple would be P0a0 = I (Pa) = — =-~[u1r1- unrn].co g (9) (9a) 48 HYDRAULIC MOTORS. § 35- Again, since the product, angular velocity X radius, gives thelinear velocity of the outer end of that radius, ojti may be re-placed by…
Hydraulic machinery
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