A 0.5-m-diameter pipe (e = 0.9) carrying steam has a surface temperature of 500 K (see Fig. 1.25). The pipe is located in a room at 300 K, and the convection heat trans- fer coefficient between the pipe surface and the air in the room is 20 W/m2 K. Calculate the combined heat transfer coefficient and the rate of heat loss per meter of pipe length. Room temperature = 300 K Pipe surface temperature = 500 K Pipe Steam e=0.9 FIGURE 1.25 Schematic diagram of steam pipe for Example 1.10.

A 0.5-m-diameter pipe (e = 0.9) carrying steam has a surface temperature of 500 K (see Fig. 1.25). The pipe is located in a room at 300 K, and the convection heat trans- fer coefficient between the pipe surface and the air in the room is 20 W/m2 K. Calculate the combined heat transfer coefficient and the rate of heat loss per meter of pipe length. Room temperature = 300 K Pipe surface temperature = 500 K Pipe Steam e=0.9 FIGURE 1.25 Schematic diagram of steam pipe for Example 1.10.

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 7.24P

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