The steam engine and turbine; a text-book for engineering colleges (1911)
Heck, Robert Culbertson Hays, 1870- · New York, D. Van Nostrand company · leaf 195
the effect of thesesecondary changes. In any particular engine, the controlling conditions are the twolimiting pressures, the ratio of cut-off, and the speed. Variation ofcut-off with load is the commonest change, in power service at least,and that type of variation will be considered first. (e)… … 10 20 30 Fig. 90. — Steam Diagrams from a 17 by 30 inch Noncondensing Engine, meanclearance 0.071, tests plotted in Figs. 86 and 87. Mean indicator diagrams at a,unit diagrams at 6: in regard to layout of the latter, see § 21 (l). under H; while AU Is the indicated work output per pound of steam,or…
Steam-engines · Steam-turbines
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