# In-line tube bundle array: 3.6x2.1 array # Experiments by S. Balabani # Rms v' velocity profiles at x/d= 2.1 # # y/d v' (m/s) 1.8 0.06 1.6 0.07 1.4 0.07 1.2 0.08 1 0.1 0.9 0.15