#   position  x=   20 mm      configuration-> multiple hills                                            
# Exp Almeida et al.
# y/hmax  uu/U0^2
0.964286 0.0397139
1 0.0340607
1.07143 0.0291141
1.14286 0.0272768
1.21429 0.0264289
1.28571 0.0252982
1.35714 0.0248742
1.53571 0.0230369
1.71429 0.0211996
1.89286 0.0185143
2.07143 0.0141048
2.42857 0.00805585
2.78571 0.00450845
3.14286 0.00258635
3.5 0.00137091
3.85714 0.00149811
4.21429 0.00186557
4.57143 0.00224716
4.92857 0.00233196
5.28571 0.00241676
5.64286 0.003717