Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 170
Fig. 93. on the shaft, the angle of advance will become larger, and all ofthe events will occur earlier. An indicator diagram showing theresults of too great angle of advance is illustrated in Fig. 93.Too early release is shown at 3, 4, by the sharp toe of the diagram.Early admission, the result of… … Fig. 93a. 1, by the backward pointing beak. The cut-oif, 2, is evidentlytoo early for a slide valve engine, although, in general, theposition of the cut-off does not give a good indication of thevalve setting. The early compression, 5, agrees with the earlycut-off, as it should with a slide valve.…
Steam-engines
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