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Old 02-15-2024, 11:52 AM   #1 (permalink)
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Cd 0.17 SONY-HONDA AFEELA concept

There's this Cd 0.17 attribution to the AFEELA, but nothing when you look for it.
https://www.marklines.com/statics/re...2424_001_l.jpg

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Old 02-15-2024, 12:16 PM   #2 (permalink)
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Quote:
Originally Posted by aerohead View Post
There's this Cd 0.17 attribution to the AFEELA, but nothing when you look for it.
https://www.marklines.com/statics/re...2424_001_l.jpg
17 and they didn’t include a wiper blade deflector built into the hood like the brand new Tesla?!?

https://youtu.be/-CV14txxrIs?si=vppmI_W2f2Ia1Bcr
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Old 02-17-2024, 11:14 AM   #3 (permalink)
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' new Tesla '

Quote:
Originally Posted by Phase View Post
17 and they didn’t include a wiper blade deflector built into the hood like the brand new Tesla?!?

https://youtu.be/-CV14txxrIs?si=vppmI_W2f2Ia1Bcr
Franz Von Holzhausen appears to attribute only an 'acoustic' advantage to the trailing edge of the bonnet/hood, not a Cd reduction.
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SPIRIT has the 'hidden wipers' and in the wind tunnel footage you can see how the flow 'jumps' over this region.
With the Dodge Viper windshield installed on SPIRIT, and completely sealing closed this cowl area, it only reduced drag by 5-counts ( Cd 0.005 ).
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From Dr. Hucho's reporting, designers have a tremendous amount of 'shape' latitude down to Cd 0.15, after which options become extremely constrained.
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As to the AFEELA, not only does it's greenhouse 'disappear', the roofline contour continues further rearwards, cutting below the beltline, into the lower body, continuing pressure recovery, along with wake reduction. The surface is as steep as 23.5-degrees to the horizon, walking a knife's edge with separation.

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Last edited by aerohead; 02-17-2024 at 11:21 AM.. Reason: add data
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