Ripper, William, 1853-1937 · London, New York [etc.] : Longmans, Green and co. · leaf 415
turbine wheel, as in the case of the De Laval turbine; or(l*) the steam may act by a series of successive small reductions ofpressure upon a number of successive alternating fixed guide-bladesand turbine wheels upon a single axis, each separate wheel dealingwith a limited portion of the pressure… … PRESSURE IN ATMOSPHERES Fia. 43G. In the De Laval turbine, in consequence of the whole of theliberated heat energy of the steam being converted into velocity inthe nozzle, the steam enters the wheel at from 3000 ft. to 4000 ft. persecond, depending on the exhaust pressure. Since the…
Steam-engines
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