Creighton, William Henry Paul, 1859- · New York, J. Wiley & sons; [etc., etc.] · leaf 309
should not exceed,normally, 450 feet per minute, that in the discharge-pipe being600 feet per minute. The net area of the valve passagewayshould be calculated at 400 feet per minute. The diameter of thesteam-cylinder is 1.4 to 1.6 times that of the water-cylinder, thusaffording a pressure of 2 to… … Suction Fig. 150. Reciprocating Circulating Pumps (Fig. 18).—The piston speed ofthese pumps may reach 475 feet a minute; their volume may beobtained by allowing— 9 to 10.5 cubic feet per hour per H.P. for compound engines;7 to 9 cubic feet per hour per H.P. for triple- or quadruple-expansion…
Steam-engines · Heat-engines
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