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Old 03-07-2008, 09:41 PM   #10 (permalink)
donee
EcoModding Apprentice
 
Join Date: Jan 2008
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Hi All,

Very neet to apply this to wind turbine blades. But how does one apply it to cars?

I do not see a real obvious eco-modder applications. But it certainly would be a great thing for these big wings they put on ricer cars. They could generate more downforce for less drag.

One possible drag reduction application might be as some sort of aero device to improve drag in a side-wind situation.

Not sure if this is precisely a vortex generator. The protrusions would make a high and low pressure pattern across the span of the wing. The vortex might not be a vortex, but a planar back and forth oscillation that prevents the boundary layer from breaking up. As the protrusions do not stick up they do not create additional cross section area, like a VG does. Nor would they then cause a rotational flow perpendicular to the plane of the wing.
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