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Forum: Aerodynamics 06-25-2021, 08:25 PM
Replies: 23
Views: 3,011
Posted By JulianEdgar
https://i.postimg.cc/q7wv1tGz/924-lift.png ...

https://i.postimg.cc/q7wv1tGz/924-lift.png

You can see why they needed to add the rear spoiler for the faster Turbo model.
Forum: Aerodynamics 12-15-2020, 02:42 PM
Replies: 14
Views: 1,651
Posted By JulianEdgar
He has a wide following but I find quite a lot of...

He has a wide following but I find quite a lot of what he says is overly definite compared with the textbooks eg on how diffusers work.

It might just be that he is focused only on racing cars,...
Forum: Aerodynamics 06-06-2020, 07:08 PM
Replies: 42
Views: 4,710
Posted By JulianEdgar
Yes indeed. I do a lot of electronics (been...

Yes indeed.

I do a lot of electronics (been writing for electronics magazines for 25 years) and one thing is for sure - you never, ever publish an electronic project without first testing it.
...
Forum: Aerodynamics 05-22-2020, 12:08 AM
Replies: 24
Views: 4,850
Posted By JulianEdgar
Glue didn't work so I used lots of screws from...

Glue didn't work so I used lots of screws from the other side.

https://i.postimg.cc/76pY6yNr/IMG-0379.jpg

Measured results better than without them, but nowhere as good as with the much deeper...
Forum: Aerodynamics 05-15-2020, 05:42 PM
Replies: 82
Views: 10,423
Posted By freebeard
Can't we all just get along? I think the...

Can't we all just get along?

I think the Unreal 5 Engine demo (https://youtu.be/IIdn6yNdHMY) is awesome. Fight me.
Forum: Aerodynamics 05-15-2020, 03:41 AM
Replies: 82
Views: 10,423
Posted By JulianEdgar
Thanks for that. My guess - and that's all...

Thanks for that.

My guess - and that's all it is - was that the slots were for changing flow patterns to reduce dirt deposition, as you have said.

It's not often mentioned in discussion...
Forum: Aerodynamics 05-14-2020, 08:17 PM
Replies: 82
Views: 10,423
Posted By JulianEdgar
That's pretty typical of trailing vortex...

That's pretty typical of trailing vortex direction - 99 per cent of cars develop lift. However, it's pretty rare to be able to see it so clearly in the rear vision mirror.

I had a look for some...
Forum: Aerodynamics 05-02-2020, 04:36 AM
Replies: 86
Views: 6,846
Posted By JulianEdgar
Beware old and new aero data

Can I put forward an idea?

A preamble: I love historical context. There is nothing in any area of car aerodynamics of the past that I am not interested in. Show me old aero cars and data - and I...
Forum: Aerodynamics 04-12-2020, 04:35 AM
Replies: 14
Views: 2,030
Posted By JulianEdgar
Drop your cooling drag to near zero... with no reduction in cooling!

I'd never seen this mentioned before. Just extraordinary. (Double post, but I think so important.) The incredible trick from Porsche.

https://youtu.be/AAYqrDUxTiY
Showing results 1 to 9 of 9

 
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