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Search took 0.01 seconds. Search: Posts Made By: MTrenk
Forum: Aerodynamics 09-12-2012, 10:14 PM
Replies: 154
Views: 61,906
Posted By MTrenk
The Toyota is underwhelming, but it sure as hell...

The Toyota is underwhelming, but it sure as hell made the business people happy I'm sure. That's the only way that car would make it to market. Toyota probably came up with a version of that car...
Forum: Aerodynamics 09-10-2012, 01:48 PM
Replies: 154
Views: 61,906
Posted By MTrenk
I don't believe that bumps would work. Dimples...

I don't believe that bumps would work. Dimples create low pressure zones that keep the boundary layer attached for as long as possible. Bumps won't really create that effect.

aerohead:
I know...
Forum: Aerodynamics 09-08-2012, 05:49 PM
Replies: 49
Views: 11,079
Posted By MTrenk
CigaR007: --> VG's work, but you need to be an...

CigaR007:
--> VG's work, but you need to be an engineer or have a lot of time and money to make them work properly unless you have a lucky guess.
--> The deck lid could work just fine, but this...
Forum: Aerodynamics 09-04-2012, 10:03 AM
Replies: 49
Views: 11,079
Posted By MTrenk
"Bigger" and "smaller" wakes don't really matter,...

"Bigger" and "smaller" wakes don't really matter, it's the measured turbulence, which... you have to measure through trial and error or CFD. :) Smaller wakes can create more turbulence than big...
Forum: Aerodynamics 09-02-2012, 11:59 PM
Replies: 13
Views: 3,456
Posted By MTrenk
christofoo, The blinkers are located in the sides...

christofoo, The blinkers are located in the sides of the headlights, and I believe the lower 'lights' are just reflectors, but I'm not sure.

Moving lights to the bullnose = extending the wires...
Forum: Aerodynamics 09-02-2012, 10:35 PM
Replies: 13
Views: 3,456
Posted By MTrenk
Those open sides mean that you're creating a huge...

Those open sides mean that you're creating a huge low pressure area on the front behind your addition, and air is certainly rushing into that low pressure area. I would recommend covering the whole...
Forum: Aerodynamics 09-02-2012, 10:11 PM
Replies: 154
Views: 61,906
Posted By MTrenk
oil pan 4, after going through the list of aero...

oil pan 4, after going through the list of aero mods you guys have on the forum, I've come up with a solution that may be the optimum for ecomodding.

--> Front air dam to move the air around the...
Forum: Aerodynamics 09-02-2012, 09:34 PM
Replies: 154
Views: 61,906
Posted By MTrenk
If you have to make a flat underbody, then yes,...

If you have to make a flat underbody, then yes, there should be some sort of golfball effect like what is used on that Toyota.

EDIT: Another example of the dimple used... (Audi A8)...
Forum: Aerodynamics 09-02-2012, 06:51 PM
Replies: 154
Views: 61,906
Posted By MTrenk
The Underbody (flat belly pan is suboptimal - explanation & solutions offered)

I've met both opposition and curiosity to my info on underbodies, and MetroMPG kindly asked me for a new thread on it, so here we go.

I will discuss why:

A flat underbody probably does no...
Forum: Introductions 08-25-2012, 12:22 AM
Replies: 81
Views: 12,416
Posted By MTrenk
There's this cool thing in math and science,...

There's this cool thing in math and science, where you perform a test, and fit the data to a certain type of function.

Is the effect of velocity on drag really exponential (i.e. some constant a...
Forum: Aerodynamics 08-23-2012, 01:49 AM
Replies: 71
Views: 12,495
Posted By MTrenk
Hahahaha, the fights between the real aero guys...

Hahahaha, the fights between the real aero guys and the black magic aero guys never cease. I think I shall start a Sensible Aerodynamics thread so perhaps we can enlighten the black magic guys, and...
Showing results 1 to 11 of 11

 
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