Re: [T3] areodynamics

["Erik Litchy" <litchy@insightbb.com>]

what is your source?  Very interesting the car is that good.



----- Original Message ----- 
From: "John Jaranson" <jaransonT3@comcast.net>
To: <type3@vwtype3.org>
Sent: Saturday, August 30, 2003 6:20 PM
Subject: Re: [T3] areodynamics


>
> >From: "Erik Litchy" <litchy@insightbb.com>
>
> >I want to understand the areodynamics of my fastback.  why are the
louvers
> >where they are?  wouldnt the passing air draw air OUT?  it would almost
make
> >more sense for a small scoop to be there.  or am i off base?
> >
>
> Erik -
>
> I have a page on my website devoted to the aerodynamics of the Type 3.
> Check it out at:
>
> http://mywebpages.comcast.net/jaransonT3/jaransonT3/AeroPage.html
>
>
> Yes, the louvers would probably draw air out of the fender if it weren't
for
> the large, high volume cooling fan sucking air into the fenders.  I
suspect
> that this suction actually helps to lower the drag of the Type 3 by
reducing
> the degree of turbulence behind the car by keeping the airflow attached to
> the surface of the car further reward.  I doubt this is a significant
effect
> due to the relative size of the louvers to the surface area of the
> car....but every little bit helps.
>
>
> Later,
> John Jaranson
> '71 FI AT Fasty (Jane - Darkside Project)
> '66 Square (Sophy - Daily Driver)
> About Half a Late Square (Organ Donor)
> http://mywebpages.comcast.net/jaransonT3/jaransonT3/
> http://mywebpages.comcast.net/jaransonT3/notavwclub/
> http://mywebpages.comcast.net/jaransonT3/2004Invasion/
>
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