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 188
outwiird when the nutsare loosened. To one of these blocks is attached a cord, which runshorizontally to a small movable pulley over which it passes, and sup-ports a scale pan in which weights are placed. This cord runs in adirection opposite to the motion of the shaft, so that when the brakeis… … Measuring Work of Motor byProny Brake. 100 WATER-POWER DEVELOPMENT shaft, or its lever-arm, is constant; this can be effected by keepingthe small pointer on the brake at a fixed mark established for thatpurpose. 119. To measure the work done by the wheel, the shaft is discon-nected from the…
