The steam engine and turbine; a text-book for engineering colleges (1911)
Heck, Robert Culbertson Hays, 1870- · New York, D. Van Nostrand company · leaf 172
eading from 29.9 inches, the standardatmosphere, and reducing 7.7 inches to pounds of absolute pressure;the vacuum is very poor in this case, for it ought to be at least 26 or 27inches with proper working of the condenser. In the notation used todesignate the diagrams, the first letter is for the… … Fig. 79. — Cylinder Arrangement of Tandem Engine. Clearance ratios, high head,0.16, high crank, 0.12, low head, 0.08, low crank, 0.06. (/) Combined Diagrams. — A most useful means of showing theaction of the steam in a compound engine is the combined diagram, inwhich the separate indicator diagrams…
Steam-engines · Steam-turbines
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