The wall of a furnace is made up of a material which has thermal conductivity of 3.5 W/m◦C and a thicknesses 400 mm. The inner side of the furnace wall is exposed to hot gases at 1000 ⁰C with a convection coefficient of 40 W/m2⁰C and the inside the surface of the wall is at 600 ⁰C. The air outside the furnace is at 18 ⁰C with a convection coefficient of 15 W/m2⁰C. Draw a clear diagram representing the system Determine the temperature of the outside surface of the furnace The rate of heat loss from the furnace.

The wall of a furnace is made up of a material which has thermal conductivity of 3.5 W/m◦C and a thicknesses 400 mm. The inner side of the furnace wall is exposed to hot gases at 1000 ⁰C with a convection coefficient of 40 W/m2⁰C and the inside the surface of the wall is at 600 ⁰C. The air outside the furnace is at 18 ⁰C with a convection coefficient of 15 W/m2⁰C. Draw a clear diagram representing the system Determine the temperature of the outside surface of the furnace The rate of heat loss from the furnace.

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.

Chapter1: Basic Modes Of Heat Transfer

Section: Chapter Questions

Problem 1.1P: 1.1 On a cold winter day, the outer surface of a 0.2-m-thick concrete wall of a warehouse is exposed...

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