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HW4 - m 3/s The convection heat transfer coefficients on...

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ME 426 Homework #4 21.10.2008 A cross-flow heat exchanger consists of a bundle of 32 tubes in a 0.6-m 2 duct. Hot water at 150ºC and a mean velocity of 0.5 m/s enters the tubes having inner and outer diameter of 10.2 and 12.5 mm. Atmospheric air at 10ºC enters the exchanger with a volumetric flow rate of 1.0
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Unformatted text preview: m 3 /s. The convection heat transfer coefficients on the tube inner and outer surfaces are 5376 and 400 W/m 2 ºC, respectively. Estimate the fluid outlet temperatures....
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