Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 223
rrangement lends itself easily to automatic adjust-ment of cut-off, since the release and compression are providedfor at fixed points by the lower or main valve, and admissioncan be varied within very wide limits without affecting theseexhaust functions. It may be a solid block, or in two sep-arate… … riG. 145. 145). Steam from the boiler passes to the main valve belowthe partition when the cut-off valve uncovers the opening.The objection to this arrangement is that the steam whichsurrounds the main valve partakes of the expansion after theadmission is cut off by the upper valve, and the work of…
Mechanical engineering · Steam power plants
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