Steel (AISI 1010) plates of thickness δ = 8 mm and length L = 1.3 m on a side are conveyed from a heat treatment process and are concurrently cooled by atmospheric air of velocity u∞ = 11 m/s and T∞ = 23°C in parallel flow over the plates. For an initial plate temperature of Ti = 329°C, what is the rate of heat transfer from the plate? What is the corresponding rate of change of the plate temperature? The velocity of the air is much larger than that of the plate.

Steel (AISI 1010) plates of thickness δ = 8 mm and length L = 1.3 m on a side are conveyed from a heat treatment process and are concurrently cooled by atmospheric air of velocity u∞ = 11 m/s and T∞ = 23°C in parallel flow over the plates. For an initial plate temperature of Ti = 329°C, what is the rate of heat transfer from the plate? What is the corresponding rate of change of the plate temperature? The velocity of the air is much larger than that of the plate.

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 7.8P

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