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Search took 0.02 seconds. Search: Posts Made By: Big time
Forum: The Unicorn Corral 07-18-2015, 09:04 PM
Replies: 8
Views: 3,148
Posted By Big time
Did anyone watch Fifth Gear episode on fuel savers?

Fuel line magnets did nothing.

Electric system 'stabilizer' got worse mpg as its electronics got too hot to touch thus wasting alternator power as heat.

Cigarette lighter plug in was ONLY a...
Forum: Aerodynamics 12-03-2014, 05:59 PM
Replies: 17
Views: 4,286
Posted By Big time
Form follows aero function (no aesthetics) for Ferrari and Lamborghini cars

If Ferrari and Lamborghini only focused on low drag and downforce their cars would look like this

http://s27.postimg.org/rc4d64zdv/functional_shape.jpg

This would allow low drag while still...
Forum: Aerodynamics 11-29-2014, 12:04 PM
Replies: 50
Views: 9,552
Posted By Big time
Virtual boat-tailing

The aerodynamicist Hucho once mentioned 'reenergizing the dead wake' in one of his books as a method to reduce rear end drag without the added size of full boattailing.

AFAIK he only mentioned...
Forum: EcoModding Central 11-11-2014, 06:30 PM
Replies: 33
Views: 4,641
Posted By Big time
World oil price depends on cheaper and more efficient tractor-trailers for Fracking?

I heard that there's a huge (sometimes unfilled) demand for truck drivers because of the recently increased fracking oil production in the US.
I heard too many people must drive a semi because they...
Forum: Aerodynamics 10-08-2014, 10:19 PM
Replies: 18
Views: 4,661
Posted By Big time
Once upon a time the car body was designed first...

Once upon a time the car body was designed first (for aesthetic reasons) and then they began thinking how they could fit the passengers, engine, suspension, etc. inside it.

Now they (a lame...
Forum: Aerodynamics 05-03-2014, 04:55 PM
Replies: 16
Views: 4,140
Posted By Big time
I'm lost. Would somebody post a pic to explain...

I'm lost.
Would somebody post a pic to explain on what the OP meant by constant camber?
Forum: Aerodynamics 01-20-2014, 03:41 PM
Replies: 10
Views: 4,990
Posted By Big time
Pivoting roof: fastback converts to hatchback when using the rear seats?

What about a pivoting or sliding roof where it is a fastback when seating only 2 people (in the front seats) then you may rise the rear roof section when you need to seat people in the rear seat?
...
Forum: Aerodynamics 11-30-2013, 09:31 AM
Replies: 9
Views: 4,360
Posted By Big time
What to learn (if anything) from wind tunnel smoke lines images?

Looks like they are becoming marketing tools getting away from aero research.
At the right angle and wind speed any car might look to have a smooth flow.

Besides some obvious and extreme...
Forum: Aerodynamics 11-11-2013, 03:32 PM
Replies: 3
Views: 1,050
Posted By Big time
Horizontal vs vertical vs sliding vs other partial grill closure?

Which one offers the best aero benefits when partially and when fully closed?
Forum: Aerodynamics 08-05-2012, 12:23 AM
Replies: 11
Views: 2,622
Posted By Big time
Standard roof shape vs Kammback with higher frontal area?

Which one offers the lowest overall drag:

A. A standard shaped roof where the roof is mostly parallel to the ground

Or B. a Kamm placed over a standard roof?
The roof continues upward...
Showing results 1 to 10 of 10

 
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