Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 229
rresponding to the same angular positionof the valve-crank as is given for the piston of the engine bythe horizontal lines. Such a motion-curve gives the points 174 MECHANICAL ENGINEERING OF POWER PLANTS. of cut-off, exhaust-closure, release, and admission for easystudy. By varying the amount of… … Fig. 135 the effect cf increasing the throw of the valve, which is thechange introduced in Fig. 136; its conditions are otherwise asin Fig. 135. The effect is to make the cut-off later when thethrow is increased. These motion-curves can be experimen-tally drawn by the engine itself. If a board…
Mechanical engineering · Steam power plants
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