The steam engine and turbine; a text-book for engineering colleges (1911)
Heck, Robert Culbertson Hays, 1870- · New York, D. Van Nostrand company · leaf 463
he shape of the vane 448 ACTION OF THE STEAM IN THE TURBINE. [Chap. IX. to a proposed velocity diagram, is illustrated by Fig. 317. In Case Ithe conditions are those for maximum efficiency in an impulse turbine,the vane velocity T being half of the effective entrance velocity XJ\ theconcave… … Fig. 317. — Vanes to Fit Various Speeds. have an approximately constant width, the vane must, of course, bethickened toward the middle — see Fig. 319. This effect is muchexaggerated at II, where the vanes are proportioned so as to receiveand sjTiimetrically reverse the full entrance velocity, when…
Steam-engines · Steam-turbines
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