Liquid water is heated inside the tubes of a shell and tube heat exchanger as shown in the figure below.. The inlet temperature is 30 °C and the outlet temperature is 50 °C. The tube inside and outside diamters are 16 mm and 18 mm respectively. The mass flow rate in each tube is 0.25 kg/s. Refrigerant Gas Water Out Water In Refrigerant Liquid Estimate: a) The average velocity in each tube: b) The Reynolds number in each tube: c) The Nusselt Number of the flow inside each of the tubes: m/s

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
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Chapter10: Heat Exchangers
Section: Chapter Questions
Problem 10.45P
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Liquid water is heated inside the tubes of a shell and tube heat exchanger as shown in the figure below. The inlet temperature is 30 °C
and the outlet temperature is 50 °C. The tube inside and outside diamters are 16 mm and 18 mm respectively. The mass flow rate in
each tube is 0.25 kg/s.
Refrigerant Gas
Water Out
Water In
Refrigerant Liquid
Estimate:
a) The average velocity in each tube:
b) The Reynolds number in each tube:
c) The Nusselt Number of the flow inside each of the tubes:
m/s
Transcribed Image Text:Liquid water is heated inside the tubes of a shell and tube heat exchanger as shown in the figure below. The inlet temperature is 30 °C and the outlet temperature is 50 °C. The tube inside and outside diamters are 16 mm and 18 mm respectively. The mass flow rate in each tube is 0.25 kg/s. Refrigerant Gas Water Out Water In Refrigerant Liquid Estimate: a) The average velocity in each tube: b) The Reynolds number in each tube: c) The Nusselt Number of the flow inside each of the tubes: m/s
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