Question: Propane is to be burned with 15.0% excess air. Before entering the furnace, the air is preheated from 32F to 575F. At what rate (Btu/h)

Propane is to be burned with 15.0% excess air. Before entering the furnace, the air is preheated from 32°F to 575°F. At what rate (Btu/h) must heat be transferred to the air if the feed rate of propane is 1.35 x 105 SCFH [ft3 (STP)/h]?

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C3H8 50 3CO 4HO 135x105 SCFH 1 lbmol h 359 ft 376 lbmol ... View full answer

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