Hydraulic engineering; a practical treatise on the principles of water pressure and flow and their application to the development of water power, including the calculation, design and construction of water wheels, turbines, and other details of hydraulic power plants (1909)
American School (Chicago, Ill.), Black, Adolph, Turneaure, Frederick Eugene, 1866- · Chicago American School of Correspondence · leaf 184
WATER-POWER DEVELOPMENT 95 milling the amount of leakage will vary with the particular circum-stances of the case in hand. If it be very small, it may be caught inpails and directly weighed. If large in quantity, the gates whichadmit water to the wheel may be closed, and the leakage being thenled… … Fig. 72. Weir for Modern Power Plant. w^ater, the wheel being still, and then observing the fall of the waterlevel at regular intervals of time. In designingconstructions to bringwater, to a motor, it is best, of course, so to arrange them that all leak-age will be avoided; but this cannot often be…
