Air at 20 °C blows over a hot plate 50 by 75 cm maintained at 250 °C. The convection heat-transfer coefficient is 30 W/m2·K. Find: Calculate the convective heat transfer rate. Assuming that the plate is made of carbon steel (1% C) 2 cm thick and that additional 300 W is lost from the plate surface by radiation besides convection heat transfer, calculate the plate temperature on the other side. (Note: the thermal conductivity of carbon steel (1% C) is about 43 W/m·K)

Air at 20 °C blows over a hot plate 50 by 75 cm maintained at 250 °C. The convection heat-transfer coefficient is 30 W/m2·K. Find: Calculate the convective heat transfer rate. Assuming that the plate is made of carbon steel (1% C) 2 cm thick and that additional 300 W is lost from the plate surface by radiation besides convection heat transfer, calculate the plate temperature on the other side. (Note: the thermal conductivity of carbon steel (1% C) is about 43 W/m·K)

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.

Chapter3: Transient Heat Conduction

Section: Chapter Questions

Problem 3.16P: 3.16 A large, 2.54-cm.-thick copper plate is placed between two air streams. The heat transfer...

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