Water is heated in a parallel flow shell and tube heat exchanger from 7° C to 75° C at a rate of 10 000 Ibs./hour. Oil as a heating medium is flowing at a rate of 37 000 Ibs./hour with initial temperature of 127° C. The heat transfer coefficient for oil and water are estimated to be 1499 W/m Kand 2998 Wim? K respectively. Specific heat of water is 4.186 kJ/kg K while that of oil is 2.261 kJ/kg K Neglecting the heat transfer coefficient of the metal, and referring to the reference diagram below: Temp Temp Paralel F The overall heat transfer coefficient in Wim Kis olose to: 782.34 854.78 1467 23 999.33

Water is heated in a parallel flow shell and tube heat exchanger from 7° C to 75° C at a rate of 10 000 Ibs./hour. Oil as a heating medium is flowing at a rate of 37 000 Ibs./hour with initial temperature of 127° C. The heat transfer coefficient for oil and water are estimated to be 1499 W/m Kand 2998 Wim? K respectively. Specific heat of water is 4.186 kJ/kg K while that of oil is 2.261 kJ/kg K Neglecting the heat transfer coefficient of the metal, and referring to the reference diagram below: Temp Temp Paralel F The overall heat transfer coefficient in Wim Kis olose to: 782.34 854.78 1467 23 999.33

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.

Chapter10: Heat Exchangers

Section: Chapter Questions

Problem 10.40P

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