A radiator heat exchanger is to be designed for the following specifications. Hot gas at 1145°C, Cold gas temperature 45°C, Unit surface conductance on the hot side, 230 W/m2-K, Unit surface conductance on the cold side 290 W/m2-K, Thermal conductivity of the metal wall 1115 W/m-K. Find the maximum thickness (in mm) of the metal wall between the hot gas and the cold gas so that the maximum temperature of the wall does not exceed 545°C.

A radiator heat exchanger is to be designed for the following specifications. Hot gas at 1145°C, Cold gas temperature 45°C, Unit surface conductance on the hot side, 230 W/m2-K, Unit surface conductance on the cold side 290 W/m2-K, Thermal conductivity of the metal wall 1115 W/m-K. Find the maximum thickness (in mm) of the metal wall between the hot gas and the cold gas so that the maximum temperature of the wall does not exceed 545°C.

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 7.42P

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