The mechanical engineer's pocket-book. A reference-book of rules, tables, data, and formulæ, for the use of engineers, mechanics, and students (1910)
Kent, William, 1851-1918 · New York, J. Wiley & sons · leaf 787
(In practice a\ islarger than a,) 0-2 = gh, the arc subtending one bucket at exit, K = bf, normal section of passage, it being assumed that the passagesand buckets are very narrow. k\ = bd, initial normal section of bucket,ki = gi, terminal normal section,ion — velocity of initial rim,wr2 =… … Fig. 143. Fig. 144. Three simple systems are recognized, n < r2, called outward flow;ri > r2, called inward flow: n = r2, called parallel flow. The first andsecond may be combined with the third, making a mixed system. Value of 72 {the quitting angle).—The efficiency is increased as…
Mechanical engineering
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