In a hydrocarbon processing plant, Fluid A (cp = 4.31 kJ/kg K) entering the tube side is used to heat Fluid B (cp = 2.05 kJ/kg-K) in a heat exchanger with an overall heat transfer coefficient of 150 W/m2.°C. Based on the information given in TABLE Q3, determine the outlet temperatures of Fluid A and Fluid B. If the surface area of the heat exchanger increases 30%, what would be the effect on outlet temperatures? Justify your answer with calculation. Comment your answer. TABLE Q3 Type of heat exchanger Mass flow Inlet Surface temperature, area, A, °C rate, kg/s m2 Fluid Fluid Fluid Fluid A A B 3.0 5.5 150 20 150 Cross flow, both fluid unmixed

In a hydrocarbon processing plant, Fluid A (cp = 4.31 kJ/kg K) entering the tube side is used to heat Fluid B (cp = 2.05 kJ/kg-K) in a heat exchanger with an overall heat transfer coefficient of 150 W/m2.°C. Based on the information given in TABLE Q3, determine the outlet temperatures of Fluid A and Fluid B. If the surface area of the heat exchanger increases 30%, what would be the effect on outlet temperatures? Justify your answer with calculation. Comment your answer. TABLE Q3 Type of heat exchanger Mass flow Inlet Surface temperature, area, A, °C rate, kg/s m2 Fluid Fluid Fluid Fluid A A B 3.0 5.5 150 20 150 Cross flow, both fluid unmixed

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter7: Forced Convection Inside Tubes And Ducts

Section: Chapter Questions

Problem 7.54P

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