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Old 05-06-2014, 05:37 PM   #67 (permalink)
aerohead
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full tail

Quote:
Originally Posted by ecoTex View Post
I guess I will need to step up my game....full boat tail?
Here's my CRX project.I've made it to the center image.From Bonneville,Chrysler Proving Grounds,and mpg she's estimated at Cd 0.235.
I'd like to get to the 3rd iteration,which includes an active,inflatable stinger for the boat tail.



These tails are what Hucho says will help get us to the Cds of basic bodies (0.15).With further integration of the tires into the body,the Cds can approach those of the basic body without wheels (Cd 0.07-0.09).
Cambridge University is getting Cd 0.10 with their 2013 CUER.
The NUNA series cars are down to Cd 0.07 or so.
Here's the development of the 'Kamm' car
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California98Civic (05-06-2014), ecoTex (05-06-2014), HHOTDI (05-29-2014), mikeyjd (01-07-2015)