Handbook of mechanical and electrical cost data, giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles and data relating to engineering economics (1918)
Gillette, Halbert Powers, 1869-, Dana, Richard Turner, 1876-1928, joint author · New York, McGraw-Hill · leaf 447
, which can be accurately calculated from therecord of inlet and outlet temperatures at the heater and theamount of water delivered to the heater from the softener, a recordof daily water evaporated in the boilers is obtained. This quantityis corrected for the amount of water blown out of the… … y/////////////////////////////////yy//y^y/yy/yyy- Fig. 35. Settling tank, chemical proportioning- and feeding deviceof water-treating plant.The mixing tank shown at 1 is installed on the ground level,provided with a hand-operated stirring paddle and a steam siphonfor lifting the chemical solution…
