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 344
fy the elaboration of the apparatus. It is useful to find the number of pounds of anhydrous perminute per ton of refrigerating effect and to compare this withthe amount theoretically required as tabulated in handbooks orcalculated from heat contents under prevailing conditions. 64 TESTING… … 62.3 60.0 57.5 5 Q. Z i z a 52.5 0.86 0.87 0.88 0.89 0.90 0.91 0.92 0.93 0.94 0.95 096 0.97 0.9dSPECIFIC GRAVITY Fig. 105.—Concentration of Aqua Ammonia at 60° F., and Density Variation. cific gravity is fixed at any one temperature, say 60°. At anyhigher temperature the solution occupies more…
Mechanical engineering
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