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Old 07-25-2016, 05:37 PM   #257 (permalink)
aerohead
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possible

Quote:
Originally Posted by orengomotors View Post
Well, This year the rules had changed and it's compulsory having a bottom,belly on the car to prevent driver feet or legs to touch the ground.

So, i have to build a " flat bottom" before august 16 to be able to compete.
My question is, it's possible to build a bottom for the car that also improves the aerodynamics?

any tips?

this is going to be like another little subproject, like the nose and the suspension.

thank you!

edit:



i have designed that so far, it's ok? the diffuser has to be 5 degrees for optimum drag?
*McLAREN claims an advantage with having the entire belly inclined (raked),with ground clearance increasing slightly as it proceeds aft.They offer no specifics.
*Otherwise,for a diffuser,starting where your illustration shows,the lowest drag is at 4-degrees upslope.
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