Quote:
Originally Posted by JulianEdgar
Versus the standard rim (wind tunnel results):
- fully blanked - Cd change of -0.013
- 85mm annular outer ring - Cd change of -0.012
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I already noted these data points in the OP. But you get the number wrong here. The wind tunnel results for the 85mm ring were -0.009. You are mistakenly quoting the CFD number of -0.012. It's on p.248, table 18.3.