# In-line tube bundle array: 3.6x2.1 array # Experiments by S. Balabani # Mean V velocity profiles at x/d= 0.4 # # y/d V (m/s) 1.8 0.06 1.6 0.07 1.4 0.11 1.2 0.15 1 0.18 0.9 0.2 0.8 0.21