Valve setting: simple methods of setting the plain slide valve. Meyer cut-off. Corliss. and poppet types (1908)
Collins, Hubert Edwin, 1872- · New York [etc.] Hill publishing company · leaf 27
valvemovements. The nearer to the one-half stroke of the crank the cut-off orrelease and compression occur, thegreater the amount of difference in percent, on the two strokes, and thenearer the beginning and end of thestroke the less the percentage. It has been shown that the pre-exhaust angle… … THE SLIDE VALVE EXPLAINED 17 Example Assume the lap to be 30 per cent, of the valve travel or 0.60 radius.The lap being the sine of the angular advance, it will be 6 times the sineof the connnecting-rod angle, 0.60 -^ 6 = 0.10. which is the sine of thelatter, and the angle is 5 degrees 45 minutes.…
Steam-engines
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