# In-line 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) 
     1.8    0.12
     1.6    0.14
     1.4    0.18
     1.2    0.22
       1    0.24
     0.8    0.26
     0.6    0.29