Forum: Aerodynamics
06-12-2019, 02:32 PM
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Replies: 49
Views: 10,910
Vortex Generators
A series of vortex generators do energize the boundary layer but by the energy imparted to it by the VG blade and less from the higher speed outer boundary layer. Inside the vortex filament is a very...
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Forum: Aerodynamics
06-12-2019, 11:23 AM
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Replies: 49
Views: 10,910
Air Tabs
Air Tabs work much like an open air NACA submerged duct inlet. They influence and mix (till if you will) the boundary layer by drawing faster high energy air toward the surface.
26162
Sure there...
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Forum: EcoModding Central
01-23-2018, 03:35 PM
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Replies: 66
Views: 7,956
In addition to all the temperature dependent...
In addition to all the temperature dependent factors of efficiency and seasonal fuel blends, a large factor is simple air density increase. Aerodynamic drag force (F) = 1/2 Cd * rho * V^2 * Aref ....
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Forum: EcoModding Central
02-17-2017, 10:14 AM
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Replies: 144
Views: 23,574
Tire Rolling Resistance
It is no secret that tire rolling resistance decreases as tires age. Mostly this is due to tread wear and overall thinning of the crown. About 2/3 of tire rolling resistance comes from compression...
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Forum: Aerodynamics
11-08-2011, 11:48 AM
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Replies: 11
Views: 3,065
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