Quote:
Originally Posted by JulianEdgar
All correct!
Incorrect - as about a million streamline pics show. Here's one:
Note the airflow wrapping around those upper curves. Note how the streamlines get closer together. Note how this indicates higher airflow speed and lower pressure.
How you can seamlessly segue from correct material to absolute rubbish is beyond me.
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You're looking at the wrong part of the car!
At the rear, the streamlines are diverging, velocity dropping, pressure rising.
That high pressure is associated with the high base pressure/ low pressure drag, low total drag, no vorticity. Cd 0.19.
You can't see the forest for the trees!