The steam engine and turbine; a text-book for engineering colleges (1911)
Heck, Robert Culbertson Hays, 1870- · New York, D. Van Nostrand company · leaf 294
orfriction horse-power. With AAthis difference is constant, withAB it increases at a moderaterate. The efficiency, got by di-viding the ordinate of the loadline AA or AB by that of thepower line OM (or by the ab- 1.0 0.5 / MA B i n C D y // / /? ; U.O / ll 1 / 0.5 .HP. 1.0 Fig. 143. — Efficiency… … Fig. 144. — Machine Efficiency of Sibley College Engine: see reference under Fig.95. Whole engine rated 150 h.p. at about 90 r.p.m. Output measured bybrakes. (d) Examples of Performance. — In Fig. 144 the scheme of Fig.143 is modified so as to give a more compact diagram. The first ordi-nate AF is…
Steam-engines · Steam-turbines
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