Commercial engineering for central stations; a compilation of papers dealing with subjects of particular interest to those engaged in central station commercial engineering work (1912)
Williams, Arthur, 1868-, Tweedy, Edmund Francis, 1876- joint author · New York [etc.] McGraw-Hill Book Company · leaf 33
ture by horizontalline corresponding to final temperature; from point of intersection drop aline to the scale to find the number of tons for cooling the air. Find thediagonal line correspond-ing to the weight of vaporpresent in the incomingair supply; intersect thisdiagonal by a vertical… … 1 5 4 3 2 1 Tons of Refrigerating Capacity forCooling Air per 1000 Cu. Ft. per Min. Fig. 4.—Chart for determining approximately the amount of refrigerationrequired for a given case of air cooling. rated air at 55° F., if warmed to 75° F., will have a final relativehumidity of approximately 50 per…
Electrical engineering · Refrigeration and refrigerating machinery · Electric power-plants
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