Mechanical laboratory methods; the testing of instruments and machines in the mechanical engineering laboratory and in practice (1922)
Smallwood, Julian Chase · New York, D. Van Nostrand company · leaf 277
s usually quoted. The methodsof testing are somewhat different, inas-much as a direct measurement of theweight of steam per hour is not neces-sary, this quantity being obtained fromthe heat balance. Fig. 99 shows diagrammatically thearrangement of an injector for test. An expression for the weight… … Feeoi Water Tank- Fig. 99.—Injector Test. heat energy of energy of the water discharged. ments is at 32° F., and of the energy measurements is the level of the injector. Let W = weights, in pounds per minute; /i = heat of the liquid; L = heat of vaporization of the steam supplied;x = quality of the…
Mechanical engineering
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