Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 39
isfastened to the shaft. This gives a steam distribution to thecylinder even better than that given by the automatic high speedengine with its slide valve, because release and compressioncan be fixed at the most advantageous points and they remainunchanged when the cut-off is changed. A double… … Fig. 16. short ports which reduce the clearance volume and therebyincrease the economy of the engine. However, at least 6 per cent,clearance is needed for quiet running. In a sHde valve engine the same valve is used both for admissionand exhaust. The exhaust steam, having a lower temperaturethan…
Steam-engines
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