Creighton, William Henry Paul, 1859- · New York, J. Wiley & sons; [etc., etc.] · leaf 237
Fig. 117. constant back pressure equal to the final pressure of expansion,the line cd corresponding to x2t2. Velocity of Steam Passing Through a Nozzle.—The above for-mulas apply to steam flowing through nozzles as used in steam-turbines. The sum of all the different forms of energy on one sideof a… … Fig. 118. three different forms of energy, viz., heat or intrinsic energy, E, pvexternal work, —, and kinetic energy or energy of motion; hence, Fig. 118, at any two sections, AB and CD, I T7i2\ / V22\ wyEl+plv1+^-J=iv{E2+V2v2 + ^-~). The velocity of approach, Vi, in a large vessel is inappreciable…
Steam-engines · Heat-engines
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