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 274
ythe weir diminishes with the distance up-stream from the weirmust now be investigated. This can be referred to the theoryof steady flow with variable motion or non-uniform motionin an open channel, as given on pp. 768, etc., of M. of E.Suppose the stream above the weir to be divided into… … .1 w**«*?«C2>L — r> a short length of the stream above the weir, the flow being steady.Let the depth at A be yi ft., thearea of cross-section F\ sq. ft., andthe mean velocity v\ (of stream-lines passing that section); alsoWi = the mean wetted perimeterof portion AC of stream. For sec-tion C,…
Hydraulic machinery
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