Q2-A tube bank uses an aligned arrangement of 30 mm diameter tubes with S = S= 50 mm and a tube length of 1 m. There are 12 tube rows in the flow direction (N 12) and 6 tubes per row (N = 6). Air with upstream conditions of T 27 °C and V = 10 m/s is cross flow over the tubes, while a tube wall temperature of 90 °C is maintained by steam condensation inside the tube. Determine: a The temperature of air leaving the tube bank. b- The drop in the pressure across the bank.

Q2-A tube bank uses an aligned arrangement of 30 mm diameter tubes with S = S= 50 mm and a tube length of 1 m. There are 12 tube rows in the flow direction (N 12) and 6 tubes per row (N = 6). Air with upstream conditions of T 27 °C and V = 10 m/s is cross flow over the tubes, while a tube wall temperature of 90 °C is maintained by steam condensation inside the tube. Determine: a The temperature of air leaving the tube bank. b- The drop in the pressure across the bank.

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.

Chapter6: Forced Convection Over Exterior Surfaces

Section: Chapter Questions

Problem 6.21P

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