Elementary lessons in steam machinery and the marine steam engine, with a short description of the construction of a battleship (1893)
Langmaid, Joseph, Gaisford, H · London, New York : Macmillan · leaf 247
ference between thevacuum obtained in the cylinder and a perfect vacuum. This diagram assumes: that the full pressure of steam actssuddenly on the piston at the beginning of the stroke; thatthis pressure remains constant up to the point of cut off; thatthe expansion is continued to the end of the… … Fig. 93.—Practical Indicator Diagram. (Page 229.) 2-J 7 lesson xxin WORK AND HORSE POWER 229 that communication is suddenly opened to the condenser at theend of the forward stroke, the pressure falling at once in thecylinder, and that the cylinder is open to the condenser duringthe whole of the…
Steam-engines · Marine engines
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