# Staggered tube bundle array: 3.6x2.1 array # Experiments by S. Balabani # Mean U velocity profiles at x/d= 0.0 # # y/d U (m/s) 0.6 1.604 0.8 1.422 1 1.341 1.2 1.284 1.4 1.247 1.6 1.219 1.8 1.208