Water (cp=4.182 kJ/kg.K, k=0.6405 W/m.K, Pr=3.57, ν=0.5537x10-6 m2/s, ρ=998 kg/m3) flows through a tube (D=0.5 cm) with an average velocity of 0.2 m/s. The average temperatures of the water at the inlet and outlet cross-sections are 20 oC and 79,87 oC, respectively. The uniform heat flux of 0,69 W/cm2 is subjected to the surface of the tube for heating process. Determine the maximum surface temperature [oC] of the tube.

Water (cp=4.182 kJ/kg.K, k=0.6405 W/m.K, Pr=3.57, ν=0.5537x10-6 m2/s, ρ=998 kg/m3) flows through a tube (D=0.5 cm) with an average velocity of 0.2 m/s. The average temperatures of the water at the inlet and outlet cross-sections are 20 oC and 79,87 oC, respectively. The uniform heat flux of 0,69 W/cm2 is subjected to the surface of the tube for heating process. Determine the maximum surface temperature [oC] of the tube.

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 7.38P

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