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Forum: EcoModding Central 05-03-2011, 08:55 AM
Replies: 130
Views: 110,486
Posted By MetroMPG
Mythbusters' methodology wasn't great...

See also: http://ecomodder.com/forum/showthread.php/experiment-coast-down-distances-various-tire-pressures-2721.html

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It would be nice to document their methodology (always good to be able...
Forum: Aerodynamics 03-20-2011, 11:51 PM
Replies: 802
Views: 666,819
Posted By fidalgoman
That was the problem. Golf ball dimples don't...

That was the problem. Golf ball dimples don't scale up. It has everything to do with Reynolds numbers. That means how thick the air appears to the object. For example the air seems much thicker (low...
Forum: The Lounge 12-21-2010, 01:23 PM
Replies: 62
Views: 7,900
Posted By dcb
I will say that one benefit of "crappy" mileage...

I will say that one benefit of "crappy" mileage in range extended mode is that people are more likely to plug it in and get as many cheap miles as they can.
Forum: Success Stories 08-07-2010, 10:29 AM
Replies: 84
Views: 11,335
Posted By euromodder
When I started following this list, I was...

When I started following this list, I was surprised at the number of people on it with quite old cars - no offense guys, I just think you're over-represented on this list when compared to the whole...
Forum: Hybrids 08-03-2010, 07:12 AM
Replies: 106
Views: 15,297
Posted By Daox
Toyota did evaluate the impact of the additional...

Toyota did evaluate the impact of the additional environmental impact of the manufacturing process of the Prius vs a conventional vehicle. In fact, they put out some good videos when the 3rd gen...
Forum: EcoModding Central 05-26-2010, 01:13 AM
Replies: 28
Views: 5,893
Posted By roflwaffle
We need a flowchart! ...

We need a flowchart!

http://imgs.xkcd.com/comics/90s_flowchart.png
Forum: Aerodynamics 05-23-2010, 08:47 PM
Replies: 24
Views: 15,210
Posted By skibum540
It's isn't to keep the dirt and snow off, it's...

It's isn't to keep the dirt and snow off, it's designed to blow air down over the rear window to prevent exhaust from coming into the vehicle while the window is down. When you are driving there is...
Forum: Introductions 05-20-2010, 10:27 PM
Replies: 15
Views: 2,791
Posted By MetroMPG
What a ridiculous first post. :D With such an...

What a ridiculous first post. :D With such an attitude, I would encourage mewat to abandon this forum!
Forum: Aerodynamics 03-04-2010, 12:11 AM
Replies: 26
Views: 8,788
Posted By 91lexusES250
nice fab work!

nice fab work!
Forum: Aerodynamics 02-22-2010, 04:40 PM
Replies: 28
Views: 4,735
Posted By MetroMPG
Hi Brett - First: let me say I have huge...

Hi Brett -

First: let me say I have huge respect for what you're doing and I hope you become a zillionaire because of your cap. I praise it to everyone I talk to about pickup truck aero.

The...
Forum: General Efficiency Discussion 01-14-2010, 06:44 PM
Replies: 230
Views: 47,572
Posted By RobertSmalls
I love this car, though its very good aero is...

I love this car, though its very good aero is more important to its success than its light weight. I'm sure a production version would use cheaper materials, resulting in a heavier car, forcing a...
Forum: Hypermiling / EcoDriver's Ed 10-19-2009, 10:40 PM
Replies: 41
Views: 6,956
Posted By jamesqf
Yes, that's exactly my point. You don't have as...

Yes, that's exactly my point. You don't have as much current flowing through a resistor (V = IR, remember?), so less energy flow, so no heat. But don't take my word for it, look at a basic...
Forum: Hypermiling / EcoDriver's Ed 10-19-2009, 11:30 AM
Replies: 41
Views: 6,956
Posted By jamesqf
Sure. I was trying to give a simplistic...

Sure. I was trying to give a simplistic explanation, without invoking Kirchoff's Law &c. But try a simple experiment: take a 12-volt battery, and connect a piece of copper wire (low resistance)...
Forum: EcoModding Central 08-03-2009, 01:58 PM
Replies: 48
Views: 10,153
Posted By Daox
I just wanted to add to this thread for anyone...

I just wanted to add to this thread for anyone searching in the future. Autospeed came up with a great and cheap DC to DC converter that we could use for this very application. I started a new...
Showing results 1 to 14 of 14

 
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