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Posts Made By:
MeteorGray
Forum:
Aerodynamics
11-17-2022, 05:25 PM
Replies:
19
Who was “ amateur aerodynamics?”
Views:
1,648
Posted By
Vman455
Apologies for not replying here sooner. I haven't...
Apologies for not replying here sooner. I haven't had much interest the last few months in commenting on this forum, but I've been checking in from time to time to see what's going on. And it's...
Forum:
Success Stories
11-05-2022, 02:29 PM
Replies:
66
'97 Passat TDI Build
Views:
11,295
Posted By
Caddylackn
Fall mileage updates
I finally have my Scan Gauge II calibrated correctly. With my new injector nozzles, I was able to calibrate it correctly to match my fill-up gas mileage calculations. My old injectors leaked so I...
Forum:
EcoModding Central
08-27-2022, 05:33 PM
Replies:
7
Effects of extensive aeromodding.
Views:
1,103
Posted By
basjoos
Effects of extensive aeromodding.
From 2005 to 2020, I drove and commuted year around in a 1992 Honda Civic (Aerocivic) that I extensively modified to reduce its Cd from it original 0.34 to a low of 0.17. Here are a couple of things...
Forum:
Aerodynamics
07-08-2022, 10:23 PM
Replies:
43
75 mpg Geo Metro
Views:
4,663
Posted By
Phase
when people claim 75mpg, it means nothing. 75mpg...
when people claim 75mpg, it means nothing. 75mpg at what speed? 45mph? what temperature? 80 degrees outside versus 40?
Forum:
Fossil Fuel Free
06-26-2022, 07:44 PM
Replies:
103
Nuclear power
Views:
8,280
Posted By
oil pan 4
Nuclear power
The mindless argument I always hear is nuclear costs too much.
Which is a hilarious argument when money is the ultimate renewable resource, governments simply "print" as much as they want.
As we...
Forum:
Success Stories
06-05-2022, 03:46 PM
Replies:
65
The X-Prize Sonata
Views:
4,803
Posted By
mpgmike
I thought I'd share some of the Roush Testing...
I thought I'd share some of the Roush Testing process with you.
32314
Testing takes 2 days per test. When we arrive, they drain the fuel tank of pump gas. They then pump about 5 gallons of...
Forum:
Success Stories
06-04-2022, 12:59 PM
Replies:
65
The X-Prize Sonata
Views:
4,803
Posted By
pgfpro
This head in the pics hasn't been tested yet. One...
This head in the pics hasn't been tested yet. One thing to keep in mind is I built the Talon to be a multi-purpose car.
It had to be fast, 0 to 60 mph in less then 2.7 seconds and low 9 second...
Forum:
DIY / How-to
05-04-2022, 05:48 PM
Replies:
143
New Fuel Economy Information site
Views:
11,425
Posted By
mpgmike
New Fuel Economy Information site
Frustrated by bad publicity about good technologies that work well when done right — but almost never are…
Frustrated by exaggerated claims about good technologies that almost always work — to a...
Forum:
Aerodynamics
04-17-2022, 08:04 AM
Replies:
58
Side Mirrors...
Views:
4,800
Posted By
Vman455
Do you actually want to know if your...
Do you actually want to know if your modifications work, or not? Because every time I've suggested testing something on this and your other thread you've come back with excuses why you can't. You're...
Forum:
Hypermiling / EcoDriver's Ed
04-09-2022, 06:53 AM
Replies:
1
Engine off hypermiling & tailpipe emissions
Views:
1,230
Posted By
Drifter
Engine off hypermiling & tailpipe emissions
While lurking, I came across a couple of ~10 year old threads expressing concern that certain engine-off hypermiling techniques might actually increase emissions:
...
Forum:
Hypermiling / EcoDriver's Ed
04-07-2022, 01:34 AM
Replies:
183
Speed vs. MPG charts (post 'em if you got 'em)
Views:
185,785
Posted By
Drifter
Bone stock 2018 Mazda CX9 Grand Touring front...
Bone stock 2018 Mazda CX9 Grand Touring front wheel drive (the Grand Touring has 20" wheels vs 18" on the base) loaded with 500 lbs of people, pets & gear:
...
Forum:
Aerodynamics
04-06-2022, 09:04 AM
Replies:
8
Optimizing Aerodynamics of a Truck: Part 1
Views:
2,294
Posted By
Vman455
Optimizing Aerodynamics of a Truck: Part 1
Read original here (https://www.amateuraerodynamics.com/2022/04/optimizing-aerodynamics-of-truck-part-1.html), and follow this truck's progress as I test more changes.
***
I’ve written before...
Forum:
Aerodynamics
04-04-2022, 09:22 AM
Replies:
2
Adding a TPS Display for Aerodynamic Testing
Views:
620
Posted By
Vman455
Adding a TPS Display for Aerodynamic Testing
Read original here (https://www.amateuraerodynamics.com/2022/03/adding-tps-display-for-aerodynamic.html), along with other articles on aerodynamics and testing.
To test for changes in drag...
Forum:
EcoModding Central
04-01-2022, 01:42 PM
Replies:
25
19bonestock88 becomes the custodian of the legendary AeroCivic!
Views:
3,972
Posted By
basjoos
Here’s the Aerocivic data from the Speed vs. MPG...
Here’s the Aerocivic data from the Speed vs. MPG charts thread. These are the results that you need to match or exceed as you restore and further mod the Aerocivic.
QUOTE=basjoos;427984]I finally...
Forum:
Aerodynamics
03-27-2022, 08:15 PM
Replies:
1
Books
Views:
1,075
Posted By
Vman455
Books
Another post from my new website; read the original here (https://www.amateuraerodynamics.com/2022/02/books.html). If you're at all serious about aerodynamics, don't bother with most of the crap that...
Forum:
EcoModding Central
03-23-2022, 02:05 PM
Replies:
248
Rising Fuel Prices
Views:
16,927
Posted By
basjoos
If you want to minimize the effects of headwinds...
If you want to minimize the effects of headwinds and tailwinds on your car, install an airspeed indicator so that you can compare your airspeed to your ground speed. This lets you determine when you...
Forum:
Aerodynamics
03-21-2022, 09:34 AM
Replies:
1
Measuring Aerodynamic Pressures
Views:
1,058
Posted By
Vman455
Measuring Aerodynamic Pressures
Read the original article here. (https://www.amateuraerodynamics.com/2022/03/measuring-aerodynamic-pressures.html)
A few weeks ago, I covered the benefits of tuft testing...
Forum:
Aerodynamics
03-13-2022, 10:06 PM
Replies:
0
Tuft Testing: A How-To Manual
Views:
627
Posted By
Vman455
Tuft Testing: A How-To Manual
Another from my new website; read the original here. (https://www.amateuraerodynamics.com/2022/02/tuft-testing-how-to-manual.html)
...
Forum:
Aerodynamics
01-06-2022, 03:08 PM
Replies:
54
MB EQXX Cd=0,1716 1000km in one charge
Views:
5,794
Posted By
aerohead
grill
The battery is air-cooled.
Nothing is said about the power electronics or motor.
If nothing else, the grille opening would supply air to the air conditioning condenser coil.
Positioning the...
Forum:
Aerodynamics
01-04-2022, 05:26 AM
Replies:
54
MB EQXX Cd=0,1716 1000km in one charge
Views:
5,794
Posted By
Vekke
Found a great wind tunnel video:...
Found a great wind tunnel video: https://www.youtube.com/watch?v=7MioALN0Nkk
You can download official materials from here:...
Forum:
Fossil Fuel Free
01-01-2022, 11:09 PM
Replies:
242
Engineering Explained:Why Tesla's Are Bad at Towing
Views:
17,169
Posted By
JSH
There is a mixed group here on EcoModder. ...
There is a mixed group here on EcoModder.
There are those were maximizing MPG is the goal. They will spend $500 to save 0.25 mpg and burn more gas than they save doing ABA test runs to prove the...
Forum:
Fossil Fuel Free
12-28-2021, 07:32 AM
Replies:
141
Economics and politics finally have a nuclear bond.
Views:
9,164
Posted By
Hersbird
Well there wouldn't be a Colstrip Montana without...
Well there wouldn't be a Colstrip Montana without a massive strip of coal running on or near the surface there. The community was built there because of good paying mining and power plant jobs. There...
Forum:
EcoModding Central
12-26-2021, 03:19 PM
Replies:
61
Modern Diesel Fueling Strategies
Views:
5,874
Posted By
cRiPpLe_rOoStEr
Even though the emissions credit seems to be...
Even though the emissions credit seems to be worth, destroying such an engine which could be still operating somewhere else, eventually not within the United States and mayve repurposed as a...
Forum:
EcoModding Central
12-24-2021, 02:49 PM
Replies:
21
90 corolla diesel engine flush yay or nay
Views:
2,087
Posted By
skyking
flushing is not something I would do. It will not...
flushing is not something I would do. It will not magically fix MPG issues. It may possibly kill your running engine.
1) clean oil and filter
2) new fuel filters
3)check pump timing
4) replace...
Forum:
EcoModding Central
12-24-2021, 02:42 PM
Replies:
61
Modern Diesel Fueling Strategies
Views:
5,874
Posted By
skyking
The clean oil in the Cummins is a function of a...
The clean oil in the Cummins is a function of a properly broken in engine that is running a light fixed load. Throttling up/down for load induces more overfueling opportunities.
I worked as a deck...
Showing results 1 to 25 of 275
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