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 278
l mean velocity, by k. If the foregoing treatment of successive finite reaches alongthe stream above the weir be applied to vertical slices orlamina of horizontal thickness dx, the areas of the two faces of §142. AMPLITUDE OF BACKWATER. EXAMPLE. 233 each such lamina being by and b(y — dy), a… … Fig. 111. equation to the curve of backwater in this case, L . . . Y, orprofile of water surface after the erection of the weir, viz.: (sma)x=y0-y + (d0-2k)((j)-(j)o); . . . (18) x and y being the two coordinates of any point M on the curve,and 2/0 the depth of the water immediately above the…
Hydraulic machinery
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