Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 295
s country makes use of the first principle stated above;that is, it has only one running wheel and develops all of itspower in this single wheel. This turbine is called the De Lavalturbine. It is made in small and medium sizes up to about350 horsepower but it is not well adapted for large units.… … Fig. 169. An illustration of a De Laval turbine wheel and nozzles isshown in Fig. 169. This illustration shows the casing of theturbine removed so that the construction of the nozzles andwheel may be seen more clearly. Instead of only one nozzle, itwill be seen that four nozzles are used to direct…
Steam-engines
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