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Search took 0.05 seconds. Search: Posts Made By: MrMiata
Forum: Aerodynamics 03-27-2011, 03:21 PM
Replies: 31
Views: 8,135
Posted By Tango Charlie
Tuft Testing Smooth Wheel Covers

Tuft test #1 (http://www.youtube.com/watch?v=2dzus4uTVZg)

http://www.youtube.com/watch?v=UVpxq7irG8o&feature=mfu_in_order&list=UL
Forum: EcoModding Central 12-22-2010, 02:33 PM
Replies: 45
Views: 23,967
Posted By akwroclaw
in the subject of tyres - the more "slick" they...

in the subject of tyres - the more "slick" they are, the better:

so-so ones
http://www.milweb.net/classifieds/classpics/54735s.jpg

Michelin XTE2 365/80/R20 160 K
...
Forum: Forum News & Feedback 12-04-2010, 11:32 AM
Replies: 265
Views: 59,992
Posted By TimRogers
Thanks for keeping this great resource going!

Thanks for keeping this great resource going!
Forum: Aerodynamics 11-21-2010, 12:00 PM
Replies: 62
Views: 39,755
Posted By 3-Wheeler
Actually, saying a wider tire alone decreases...

Actually, saying a wider tire alone decreases rolling resistance is half the story.

Any tire shape that increases the contact patch with the road decreases rolling resistance.

The main reason...
Forum: Aerodynamics 11-17-2010, 12:36 PM
Replies: 101
Views: 47,675
Posted By curv872
MINI Cooper S rear diffuser w/ underpanel

From the rear valance, my design extends back 26" to the rear subframe and is nearly 4ft wide. From the subframe, the underpanel begins a gentle rise at the same angle another 12" back. So we are...
Forum: Aerodynamics 11-09-2010, 02:28 AM
Replies: 206
Sticky: CdA list
Views: 261,338
Posted By Piwoslaw
I added data for the following 75 cars: Audi...

I added data for the following 75 cars:

Audi A3, A4, A6, A8
BMW Compact, 3-, 5-, 7-series
Citroën C8, Saxo, Xantia, XM, ZX
Chrysler Voyager
Daewoo Espero, Nexia
Fiat Bravo, Cinquecento,...
Forum: Aerodynamics 10-31-2010, 01:55 PM
Replies: 3
Views: 5,808
Posted By Otto
I saw similar differences in outflow from various...

I saw similar differences in outflow from various wheel designs when about 30 of us with Porsche 944 cars did a 500 mile ratrace through British Columbia. This was a long line of otherwise identical...
Forum: Aerodynamics 10-30-2010, 09:30 PM
Replies: 55
Views: 31,541
Posted By 3-Wheeler
Well, here's one way of doing it.... ...

Well, here's one way of doing it....

http://ecomodder.com/forum/showthread.php/honda-insight-under-body-smoothing-panels-10638.html

Jim.
Forum: Hypermiling / EcoDriver's Ed 10-29-2010, 04:20 PM
Replies: 505
Views: 111,470
Posted By UFO
Thinking about one of these stickers....

Thinking about one of these stickers....
Forum: EcoModding Central 10-06-2010, 01:04 PM
Replies: 4
Views: 1,402
Posted By mwebb
yes - Bank 1 and Bank 2 are independant

yes bank 1 and bank 2 are independant
they share a common load sensor and fuel supply
but fuel trim correction per bank is unique to the bank

the system will trim on the rear 02 sensors as...
Forum: Aerodynamics 10-03-2010, 04:00 AM
Replies: 62
Views: 9,752
Posted By ShadeTreeMech
I have to disagree with many people here about...

I have to disagree with many people here about this.

The common philosophy is to go alternatorless will save buckets of energy. My question is, if an alternator is drawing no power, how much gas...
Forum: Aerodynamics 10-01-2010, 04:14 PM
Replies: 0
Views: 1,771
Posted By meelis11
Autospeed: Low Drag Car Aerodynamics

Found his old good article, not something new for aero freaks here, but I thing many of us can find it educating
Low Drag Car Aerodynamics (http://www.autospeed.com/cms/A_109778/article.html)
...
Forum: The Lounge 09-21-2010, 11:36 PM
Replies: 39
Views: 21,845
Posted By Bicycle Bob
AFAIR, the only two wheels that were engineered...

AFAIR, the only two wheels that were engineered rather than styled were the tension-spoked (bicycle) wheel, which was actually developed for the still unsuccessful aircraft of the mid-1800s. At...
Forum: Aerodynamics 09-09-2010, 11:51 PM
Replies: 4
Views: 2,364
Posted By Otto
Might could make dimples in Coroplast by laying...

Might could make dimples in Coroplast by laying out on flat concrete floor, then heating a bunch of billiard balls in the oven, and placing them on the Coroplast where you want dimples. Heated balls...
Forum: Aerodynamics 09-08-2010, 11:00 PM
Replies: 148
Views: 296,232
Posted By NeilBlanchard
I stumbled across this page today -- is it done...

I stumbled across this page today -- is it done by someone who is also here on EM?

Car Aerodynamics 101 (http://www.recumbents.com/car_aerodynamics/)
Forum: EcoModding Central 08-26-2010, 11:59 PM
Replies: 290
Views: 131,531
Posted By Zerohour
Well to start, those kits will work. Might not...

Well to start, those kits will work. Might not get too far with it.

You need to remember, fiberglass gets its strength from, you might this, FIBERS. The resin itself is brittle and cracks. But...
Forum: EcoModding Central 08-26-2010, 08:18 PM
Replies: 290
Views: 131,531
Posted By Zerohour
@ Dmac Yes and No on the fiberglass bit. I...

@ Dmac

Yes and No on the fiberglass bit. I have developed extremely secretive ways of making fiberglass parts :-)

If you look back at the photos where you can still see the cereal boxes, those...
Forum: DIY / How-to 08-08-2010, 01:50 PM
Replies: 16
Views: 12,094
Posted By XJguy
] That may be so, but when they make a car...

]

That may be so, but when they make a car they design it so that say for example should you choose to live in the Mojave desert and drive around all day, your car will keep going and wont have...
Forum: DIY / How-to 08-08-2010, 01:42 PM
Replies: 16
Views: 12,094
Posted By XJguy
Most new cars are quite smooth on the underside...

Most new cars are quite smooth on the underside and have at least partial undertrays...you can even fit one to most older cars as well. I was referring to complete belly pans like those found on...
Forum: Aerodynamics 07-17-2010, 09:40 PM
Replies: 100
Views: 195,859
Posted By msd1107
There is a down loadable spreadsheet at...

There is a down loadable spreadsheet at http://www.lotuselan.net/forums/elan-f15/updated-spreadsheets-t18445.html that allows the user to model virtually any vehicle including IC engined vehicles,...
Forum: Aerodynamics 07-12-2010, 10:24 PM
Replies: 25
Views: 14,701
Posted By puddleglum
So, the results are in from my 2557mi. test of my...

So, the results are in from my 2557mi. test of my belly pan. I also removed the roof rails this spring so any improvement from that will factor in. I realize that there are far to many variables to...
Forum: Aerodynamics 06-21-2010, 11:02 PM
Replies: 25
Views: 14,701
Posted By puddleglum
Fuel Economy, Hypermiling, EcoModding News and...

Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - puddleglum's Album: Rondo mods. (http://ecomodder.com/forum/member-puddleglum-albums-rondo-mods.html)

Here is the link,...
Forum: Aerodynamics 06-18-2010, 07:59 PM
Replies: 81
Views: 74,140
Posted By 3-Wheeler
Hi Robert, Now that the rear bumper guard is...

Hi Robert,

Now that the rear bumper guard is off the car, you can get a better view of just how close the muffler is to the foam panels.

This panel survived a 400 mile run to LaCross and back...
Forum: Aerodynamics 06-05-2010, 09:31 PM
Replies: 61
Views: 24,256
Posted By pgmomni
Its almost complete...

Both the Taurus Lip and the garage door gasket/weather strip are not tall enough. More like cosmetic changes then true aero ecomod.

Vinyl siding comes in various heights, what I just added comes...
Forum: DIY / How-to 05-24-2010, 11:50 PM
Replies: 7
Views: 15,535
Posted By Bicycle Bob
BTW, webmasters, Styrospray is something I found...

BTW, webmasters, Styrospray is something I found by clicking an ad on this site, the first time I've responded to a web advert in years. This site is tops in quality flack, too!

Another option...
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