Hartmann, Francis M., 1870- · New York, McGraw-Hill · leaf 261
on the motorper pound of air, n-l w=-p-lV-\< > n — 1 r +* n-l n 1 (Pa n-r \pi 1_ n-l Wi — pinViPa n ft.-lbs. (46) Since the temperature in the mains is practically atmospheric,pivi is the product of pressure and volume, for one pound of airunder ordinary conditions, and may be replaced by the… … and CD the expulsion. The work done on the piston duringadmission and expansion, is measured by the area ABCGF; andthe work done by the piston, during exhaust, is measured by thearea CGFD. Hence, the net work done, by the air, is measuredby the area ABCD. COMPRESSED AIR AND COMPRESSORS 251 Equation…
Heat · Thermodynamics
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