A pipe is carrying cold water. At a small section of the pipe it was found that the average water temperature is 5°C and its convection coefficient is 20 W/m².K. The pipe is exposed to air outside at 30°C. The air's convection coefficient is 12 W/m².K. The pipe is made of a material whose thermal conductivity of 2 W/m.K. The inner radius of the pipe is 10 cm. The thickness of the pipe is 4 cm. Draw an appropriate schematic with appropriate labels and coordinate system. Write the governing equation and the boundary conditions for finding out the temperature distribution in the pipe material. Find out the outer surface temperature of the pipe.

A pipe is carrying cold water. At a small section of the pipe it was found that the average water temperature is 5°C and its convection coefficient is 20 W/m².K. The pipe is exposed to air outside at 30°C. The air's convection coefficient is 12 W/m².K. The pipe is made of a material whose thermal conductivity of 2 W/m.K. The inner radius of the pipe is 10 cm. The thickness of the pipe is 4 cm. Draw an appropriate schematic with appropriate labels and coordinate system. Write the governing equation and the boundary conditions for finding out the temperature distribution in the pipe material. Find out the outer surface temperature of the pipe.

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.

Chapter2: Steady Heat Conduction

Section: Chapter Questions

Problem 2.38P: 2.38 The addition of aluminum fins has been suggested to increase the rate of heat dissipation from...

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