Quote:
Originally Posted by kach22i
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According to the almighty template, the 911 sucks. And yet it's one of the most aerodynamic sports cars at 0.28 Cd. You know why? Because the roof and rear window are
sloped shallow enough that airflow remains attached and doesn't detach until the rear spoiler. Those angles are what matter here. If you made the 911 look like the template, there would be no advantage for flow attachment, and the cross section of the rear end would be much bigger.
This is a perfect example of the arbitrary and nonsensical nature of the template.
Forget templates and just make sure the curves of the body allow attached airflow all the way back at the desired speed! BTW, you notice there aren't different versions of the template for different speeds?