# In-line tube bundle array: 3.6x2.1 array # Experiments by S. Balabani # Mean V velocity profiles at x/d= 2.5 # # y/d V (m/s) 1.8 -0.06 1.6 -0.06 1.4 -0.07 1.2 -0.09 1 -0.11 0.9 -0.13 0.8 -0.13