Steam power plant auxiliaries and accessories; (1922)
Croft, Terrell, 1880- ed, Dufflin, Daniel John, 1911- ed · New York, [etc] McGraw-Hill book company, Inc · leaf 81
pply-pipe. Steam has entered through port S(Fig. 72) and has driven piston P 2 inthe direction of the arrow. Thispiston has moved just far enough totake up the lost-motion at the right-hand end of valve V\. Further move-ment will open steam-port Si.Piston P2 (Fig. 73) has completed a stroke.… … •Aolmission-Ports Fig. 73.—Piston P2 At End Of In-board Stroke And On Point Of Re-versal-Piston Pi Approaching End OfInboard Stroke. Sec. 72] DIRECT-ACTING STEAM PUMPS 61 If the stem of valve V2 had less lost motion, the valve could not havebeen shifted (Fig. 72) far enough to give a full opening…
Steam power plants · Pumping machinery
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