The steam engine and turbine; a text-book for engineering colleges (1911)
Heck, Robert Culbertson Hays, 1870- · New York, D. Van Nostrand company · leaf 48
main controlling valve (a double-seated valve of the form II inFig. 280) is at Vi, and normal steam admission at Ai. Under overloadthe by-pass valve V2 opens, and steam enters directly the larger through-vane channel at A2; this throws the first step Ri pretty thoroughly outof action, its vanes… … Fig. 26. — Half Section of the Sulzer Turbine. or casing) and the surface of ths other part, for it would not do to haveactual contact and rubbing. This leaves a passage for leakage fromstage to stage, which may be of considerable relative amount at the high-pressure end of the machine. For this…
Steam-engines · Steam-turbines
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