Propane is to be burned with 15.0% excess air.

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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]?

    • 10 years ago
    Propane is to be burned with 15.0% excess air.
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      propane_burning.doc