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Search: Posts Made By: hotrodfeguy
Forum: Aerodynamics 01-28-2013, 06:52 AM
Replies: 776
Views: 282,804
Posted By Tesla
Not side view, nor plan, but radius.

I've been playing with this a bit more, I stumbled on this earlier then discounted it till today when I had a flashback,
Those words, over and over,
Body of rotation in free air, ground effect,...
Forum: Aerodynamics 01-27-2013, 04:02 PM
Replies: 776
Views: 282,804
Posted By Vekke
I have noticed in my lupo 3L that it more...

I have noticed in my lupo 3L that it more unstable at highspeeds 80-100mph in crosswinds with 800mm long kammback spoiler. On slower speeds no problems whatsoever. My car is light about 900 kg with...
Forum: Aerodynamics 01-26-2013, 04:56 PM
Replies: 776
Views: 282,804
Posted By aerohead
crosswind stability

Your concern for crosswind stability is something which has attracted attention since the 1920s.
Depending upon the position of a cars center of gravity,and center of pressure,gusts and crosswinds...
Forum: Aerodynamics 01-26-2013, 04:52 PM
Replies: 776
Views: 282,804
Posted By freebeard
Put the top half of this: ...

Put the top half of this:
http://i.imgur.com/05BBv.jpg

into this:
http://i.imgur.com/n67oH.jpg



There's a lot of that lately. Here's my perspective: I bought my first Mac 'in the first...
Forum: Aerodynamics 01-25-2013, 07:07 PM
Replies: 776
Views: 282,804
Posted By Sven7
Here's what I was talking about as far as...

Here's what I was talking about as far as preserving the radius. Really hastily sketched up in photoshop

http://farm9.staticflickr.com/8087/8415646550_4f8b319d67_z.jpg...
Forum: Aerodynamics 01-25-2013, 06:09 PM
Replies: 776
Views: 282,804
Posted By Tesla
The first thing is you are not driving the...

The first thing is you are not driving the vehicle sideways into a crosswind, there is no argument regarding crosswind effects, but you also need to consider the overall effects of crosswinds....
Forum: Aerodynamics 01-25-2013, 03:53 AM
Replies: 776
Views: 282,804
Posted By freebeard
I don't think so. The question is of 'fineness...

I don't think so. The question is of 'fineness ratio'. The best example of crosswind performance may be Morelli's Banana car.

Thinking along that line led me to this one, on the left:...
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