Cold water (c p = 4180 J/kg K) enters the tubes of a heat exchanger with 2-shell
Question:
Cold water (cp = 4180 J/kg· K) enters the tubes of a heat exchanger with 2-shell passes and 20-tube passes at 20°C at a rate of 3 kg/s, while hot oil (cp = 2200 J/kg · K) enters the shell at 130°C at the same mass flow rate and leaves at 60°C. If the overall heat transfer coefficient based on the outer surface of the tube is 220 W/m2 · K, determine
(a) The rate of heat transfer
(b) The heat transfer surface area on the outer side of the tube.
Transcribed Image Text:
Hot oil 130°C 3 kg/s Cold water 20°C->>> 3 kg/s 60°C (20-tube passes)
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To determine the rate of heat transfer Q in a heat exchanger and the heat transfer surface area on the outer side of the tube A you can use the follow...View the full answer
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Related Book For
Heat And Mass Transfer Fundamentals And Applications
ISBN: 9780073398181
5th Edition
Authors: Yunus Cengel, Afshin Ghajar
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