A (fluid 1) at the rate of 145 Ib/min is heated 75 °F to 150 °F by another fluid (fluid 2) enters the exchanger at 215 °F and leaves at 159 °F.(Fluid 2)making one shell pass and the (fluid 1) making two tubes pass. Due to fouling the heat transfer drops by 7% and the value of fouling factor is 0.0012. Calculate the outlet temperatures, I f the Cp to the both fluids are = 0.98 Btu/ Ib .° F, flow is counter current. Area of the heat exchanger is 98 ft2 and the

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
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Chapter7: Forced Convection Inside Tubes And Ducts
Section: Chapter Questions
Problem 7.14P
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A (fluid 1) at the rate of 145 Ib/min is heated 75 °F to 150 °F by another fluid (fluid 2) enters the exchanger at 215 °F and leaves at 159 °F.(Fluid 2)making one shell pass and the (fluid 1) making two tubes pass. Due to fouling the heat transfer drops by 7% and the value of fouling factor is 0.0012. Calculate the outlet temperatures, I f the Cp to the both fluids are = 0.98 Btu/ Ib .° F, flow is counter current. Area of the heat exchanger is 98 ft2 and the
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