So won't the trip fence make the boundary layer even thicker?
JB
----- Original Message -----
From: "John Goodman" <ggl205@yahoo.com>
To: <land-speed@autox.team.net>
Sent: Friday, December 03, 2004 11:49 AM
Subject: Re: streamliner design split 1a
> "I have read that the longer the distance the air
> travels along the body, the thicker the boundary layer
> gets and the more unstable it becomes."
>
> If you can get a hold of the SAE paper done on The Goldenrod
> streamliner, wind tunnel tests on that car used trip fences to move
> boundary layer above the body. It may take some fine reading but you
> will be amazed at the vertical measurement of the trip fences tested
> in this study (I won't tell because it will ruin the surprised look on
> your face when you find out). Modern glider aircraft now use wing
> surface patterning to accomplish this but trip fences are easy and
> cheap to use. The only problem is how high is too high.
>
> John
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