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Old 06-13-2022, 05:48 PM   #11 (permalink)
aerohead
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three feet

https://hum3d.com/3d-models/honda-dream-solar-car-1996/
Quote:
Originally Posted by freebeard View Post
Sounds excessive, a six inch tire would need a three foot tail. HVAC is an inverse case. Mair found an l/d of 1.0 gets 80% of the maximum.
Things are what they are.
This is 'wing'/ 'strut'/ 'section' stuff. Two-dimensional flow, where otherwise 'excessive' fineness ratios are king.
Solar racers will put three feet behind a one-inch bicycle tire. Cd 0.10.
Mair's metrics were only for three-dimensional flow. Peregrine falcons.

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Last edited by aerohead; 06-13-2022 at 05:55 PM.. Reason: add image
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