Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 151
ing thisresult. Referring to the typical river-boat engine, Fig. 30, itwill appear that attached to the bottom of the condenser anddriven from the beam of the engine is a lifting-pump havinga valve in its piston or bucket. This pump is called the air-pump, and the plan of driving it from the beam… … SUCTION TAN^ Fig. 74. CONDENSING AND NON-CONDENSING ENGINES. IOI The air-pump must be a lifting or sucking piston-pump.It must meet the difficult condition of withdrawing water andair from a vessel within which the pressure is less than theatmosphere, and therefore atmospheric pressure cannot…
Mechanical engineering · Steam power plants
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