A long solid bar (k=30 W/m.K) of rectangular cross section is exposed to a constant heat flux on one surface and is subjected to convection on the opposite surface. The other two surfaces are maintained at constant temperatures as shown. Using a uniform mesh size Ar=Ay=1 cm, 6.1 express the finite difference equations for nodes 1, 2 and 3, and 6.2 solve for the nodal temperatures. 100 °C q=5,000 W/m² 300 °C Ax 3 ду h-150 W/m²K Too = 25 °C

A long solid bar (k=30 W/m.K) of rectangular cross section is exposed to a constant heat flux on one surface and is subjected to convection on the opposite surface. The other two surfaces are maintained at constant temperatures as shown. Using a uniform mesh size Ar=Ay=1 cm, 6.1 express the finite difference equations for nodes 1, 2 and 3, and 6.2 solve for the nodal temperatures. 100 °C q=5,000 W/m² 300 °C Ax 3 ду h-150 W/m²K Too = 25 °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.

Chapter4: Numerical Analysis Of Heat Conduction

Section: Chapter Questions

Problem 4.46P

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