Mechanical equipment of buildings; a reference book for engineers and architects (1916)
Harding, Louis Allen, Willard, Arthur C. (Arthur Cutts), 1878-1960 · New York Wiley · leaf 433
of air to be circulated per hour is: M = = ^^^^^^^ = 70,000 lb. (nearly) 0.24(<d-0 0.24(145-60) The required free area of the heater is: 70,000 ,^„„ , A = = 12.96 sq. ft. 60 X 0.075 X 1200 The nearest size section from Table 5 is 5 - 0 x 6 - 6. Total hneal ft. 1 pipe forfive sections is, 5 X 742… … FiQ. 55. HOT BLAST HEATING 415 Weight of Steam Required per Hour. heater, 5 lb. gage pressure, will be: The weight of steam condensed per hour in the W 0.24 X 70,000 X 156 - 60)962.2 (latent heat at 5 lb. gage) or 1675 lb. Design of Duct. The round tlut-ts wiU be designed for equal friction…
Building · Heating · Ventilation
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