The steam engine and turbine; a text-book for engineering colleges (1911)
Heck, Robert Culbertson Hays, 1870- · New York, D. Van Nostrand company · leaf 174
COMPOUND ENGINE. 157 upon the low-pressure compression curves is strikingly shown by thepeculiar heel on the derived diagram: the indicator piston at first lagsbehind the rising pressure, then swings ahead of it, and keeps oscillatingabout the true pressure until its energy is absorbed in friction… … Fig. 81. — Diagrams Combined on Compression Curves. forming the volume ordinates to their new scales. The first step is todraw a number of similarly spaced abscissa lines on the indicator dia-grams and on the plane of the combined figure, at II. In the propor-tion diagram at III, AB is the actual…
Steam-engines · Steam-turbines
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