# Staggered tube bundle array: 3.6x2.1 array # Experiments by S. Balabani # Rms u' velocity profiles at x/d= 4.2 # # y/d u' (m/s) 0.6 0.448 0.8 0.337 1 0.4 1.1 0.45 1.2 0.43 1.3 0.455 1.4 0.452 1.5 0.44 1.6 0.391 1.7 0.359 1.8 0.325