Mechanical and marine engineering science ... Specially written as a handbook to the Board of Trade examinations for extra-first-class engineers (1909)
Somerscales, A. N · Glasgow : J. Munro; London, Simpkin, Marshall, Hamilton, Kent · leaf 310
lapwe must mark the compression point M, at 50 degs. from the bottomcentre and draw the exhaust line MR parallel to the steam line,which enables the exhaust lap to be measured {^ in. positive).Also the exhaust line shows the release at R, which, when trans-ferred to the piston diagram, figure 111,… … 19>—Indicator Diagrams. 1. To make a diagram of effective pressures for the npand down strokes of the engine, from the indicatordiagrams given in figure Hi. We have to consider that in order to obtain the effective-pressure npon a piston, it is necessary to subtract the back pressure-acting upon…
Naval architecture
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