Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 907
ence. 900 WATER-WHEELS. The -water discharged through this contracted space falls in a large air-tight cylinder, and descends,partially suspended by the tendency of vacuum, to the tail-race. The following is the effect of ihe columii of water on the ■wheel. As mentioned above, the column of action… … The first part of the column operates b} the same laws as in ordinary ■wheels, that is to say. thejuantity of water multiplied by the velocity corresponding to the height of the fall. The second partof the column, that is to say, fiom the turbine to the lower part of the fiill, would, in ordinary…
Mechanical engineering · Mechanics · Engineering
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