Dry and saturated steam at 6 Mpa abs. enters a 40 m length of 11.5 cm O.D. steel pipe at a flow rate of 0.12 kg/s. The pipe is covered with 5 cm thick asbestos insulation (k= 0.022 W/m-k). The pipe is located in a tunnel with stagnant air temperature of 27 degree C. The unit outside convective coefficient is 10 W/m2K. Neglecting steam film and pipe wall resistances, determine the mass of steam.

Dry and saturated steam at 6 Mpa abs. enters a 40 m length of 11.5 cm O.D. steel pipe at a flow rate of 0.12 kg/s. The pipe is covered with 5 cm thick asbestos insulation (k= 0.022 W/m-k). The pipe is located in a tunnel with stagnant air temperature of 27 degree C. The unit outside convective coefficient is 10 W/m2K. Neglecting steam film and pipe wall resistances, determine the mass of steam.

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 7.32P

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