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FLOW AROUND A CYLINDER - istiarto

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x<br />

[cm]<br />

– 3.32 –<br />

Table 3.2 Estimated bed shear-stresses based on the vertical distributions of the<br />

measured velocities and Reynolds stresses downstream of the cylinder.<br />

U<br />

[m/s]<br />

U/U ∞<br />

[–]<br />

� o,1<br />

[Pa]<br />

� o,1 � o,cr<br />

[–]<br />

� o,2<br />

[Pa]<br />

� o,3<br />

[Pa]<br />

u �,1<br />

[m/s]<br />

u �,2<br />

[m/s]<br />

u �,3<br />

[m/s]<br />

10 0.014 0.030 0.200 0.147 0.189 0.001 0.014 0.014 0.001<br />

12 0.043 0.096 0.179 0.131 0.300 0.009 0.013 0.017 0.003<br />

14 0.076 0.168 0.098 0.072 0.584 0.028 0.010 0.024 0.005<br />

16 0.091 0.202 0.138 0.102 0.616 0.040 0.012 0.025 0.006<br />

18 0.108 0.239 0.181 0.133 0.487 0.057 0.013 0.022 0.008<br />

22 0.152 0.337 0.214 0.157 0.453 0.113 0.015 0.021 0.011<br />

26 0.099 0.220 0.263 0.193 0.243 0.048 0.016 0.016 0.007<br />

30 0.103 0.229 0.372 0.274 0.026 0.052 0.019 0.005 0.007<br />

34 0.125 0.279 0.542 0.399 0.193 0.077 0.023 0.014 0.009<br />

38 0.139 0.309 0.376 0.277 0.099 0.095 0.019 0.010 0.010<br />

42 0.165 0.366 0.204 0.150 0.212 0.133 0.014 0.015 0.012<br />

46 0.191 0.425 0.258 0.190 0.312 0.179 0.016 0.018 0.013<br />

50 0.207 0.459 0.428 0.315 -0.076 0.209 0.021 -0.009 0.014<br />

60 0.243 0.540 0.481 0.353 0.086 0.289 0.022 0.009 0.017<br />

70 0.279 0.620 0.426 0.313 -0.018 0.382 0.021 -0.004 0.020<br />

80 0.290 0.644 0.397 0.292 0.000 0.412 0.020 0.000 0.020<br />

90 0.307 0.682 0.584 0.429 0.022 0.462 0.024 0.005 0.021<br />

100 0.336 0.747 0.646 0.475 -0.028 0.554 0.025 -0.005 0.024

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