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Search: Posts Made By: slowmover
Forum: Fossil Fuel Free 01-16-2020, 09:42 AM
Replies: 242
Views: 17,257
Posted By ldjessee00
Specifically: *The taller Ram,and its turbulent...

Specifically:
*The taller Ram,and its turbulent wake exposes less of Showstar's forebody to dynamic pressure,an advantage lost on the Model X,but not Cybertruck.

But much like the Tesla Model X,...
Forum: Fossil Fuel Free 01-16-2020, 08:46 AM
Replies: 242
Views: 17,257
Posted By Hersbird
I hope the reality of towing the current crop of...

I hope the reality of towing the current crop of trailers with an EV does lead to some better trailers. There is a lot of things that could be done in manufacturing that really wouldn't add much to...
Forum: Fossil Fuel Free 01-15-2020, 04:42 PM
Replies: 242
Views: 17,257
Posted By aerohead
TFLcars Can Electric Cars Tow? discussion begins

I just posted the beginning of observations on the Model X tow testing,at bottom of #1 (permalink)
Forum: Fossil Fuel Free 01-15-2020, 03:09 PM
Replies: 242
Views: 17,257
Posted By aerohead
data addition

I just posted some tow vehicle/trailer relationship data at #1 (permalink)
Forum: Fossil Fuel Free 01-15-2020, 01:41 PM
Replies: 242
Views: 17,257
Posted By redpoint5
I used to "rally" my '69 bug, and going down a...

I used to "rally" my '69 bug, and going down a gravel road and tapping the brakes made the car want to swap ends.



I let off the brake when a light turned green once, and the idle power of the...
Forum: Fossil Fuel Free 01-15-2020, 12:41 PM
Replies: 242
Views: 17,257
Posted By freebeard
I'd been quiet about that. In 2016 I spun out on...

I'd been quiet about that. In 2016 I spun out on a freeway onramp* and nearly totaled the Superbeetle. I hit the guard rail 25-50ft from it's end, else I would have been sitting motionless, facing...
Forum: Aerodynamics 01-15-2020, 11:44 AM
Replies: 1,084
Views: 256,922
Posted By aerohead
Messin' with Dark Aero numbers

Since the debut of the Cybertruck,and the TFLcars 'Gauntlet',Tesla/trailer towing tests I've been running numbers on trailers.
I did a twenty-hour proof,based on the 1969 Dodge Charger Daytona,in a...
Forum: Aerodynamics 01-09-2020, 11:09 PM
Replies: 29
Views: 6,144
Posted By freebeard
Thanks. The 1952 Silver Streak Clipper was 7ft. ...

Thanks. The 1952 Silver Streak Clipper was 7ft.

Don't know, it's been on the county tax roles as long as I've owned it. I might move it someday, but it's in this overlapping Venn diagram of Lane...
Forum: EcoModding Central 01-09-2020, 02:26 PM
Replies: 43
Views: 6,945
Posted By gumby79
Well done I see more progress. The rotating...

Well done I see more progress.
The rotating mass reductions you have pursued add up to ~60#, I'd venture to guess equates to ~500-1000# of static weight reduction

Non EGR CR Cummins duse not...
Forum: Aerodynamics 01-08-2020, 04:40 PM
Replies: 29
Views: 6,144
Posted By aerohead
35-foot Silver Streak

According to one research reported by Hucho,your trailer,at 35-ft is approaching the drag minimum for a lozenge-shaped body,which would occur at 42-feet.:thumbup:
Forum: Aerodynamics 01-08-2020, 02:35 PM
Replies: 29
Views: 6,144
Posted By aerohead
range extender

I believe AeroStealth has found one in Germany,which also provides traction drive,coordinated with the tow vehicle,as Mr.Sharkey (on the original Tesla Roadster team) did with his Porsche 944...
Forum: EcoModding Central 01-08-2020, 10:44 AM
Replies: 152
Views: 77,439
Posted By funkhoss
94 Caprice Wagon project--now 50.55 MPG with "3/4 ton" drivetrain/suspension

I know it’s been awhile (over three years) since the last update on this project, but I thought I’d go ahead and report on the changes I’ve been slowly making.

In short: the car is now...
Forum: Aerodynamics 01-08-2020, 12:46 AM
Replies: 1,307
Views: 163,506
Posted By botsapper
Don't come a knockin when the Citroen is a rockin'

https://www.youtube.com/watch?v=24Mhw-1fVYQ
Forum: Aerodynamics 01-06-2020, 09:36 PM
Replies: 4,211
Views: 1,320,233
Posted By freebeard
It's a Curtis-Wright. ...

It's a Curtis-Wright.

https://i.pinimg.com/736x/65/ae/42/65ae42a0c93a48792eb4a15b7926cd51--vintage-travel-trailers-vintage-campers.jpg
...
Forum: General Efficiency Discussion 01-05-2020, 01:09 PM
Replies: 1,316
Views: 336,528
Posted By freebeard
https://1.bp.blogspot.com/-p_acBc7vitY/XhD8pOP101I...

https://1.bp.blogspot.com/-p_acBc7vitY/XhD8pOP101I/AAAAAAAF5LA/hHwbOzz8tlEAdOpZbEKduM1fr2M1oahQwCLcBGAsYHQ/s1600/bohemian%2Bhome%2Bairstream%2Bgypsy%2Bdream%2Binterior%2Bdecor.jpg...
Forum: Fossil Fuel Free 01-04-2020, 06:52 PM
Replies: 242
Views: 17,257
Posted By Hersbird
I have watched that video 2 times weeks ago, and...

I have watched that video 2 times weeks ago, and combined with things aerohead has said, they have given me a much better understanding of the physics involved. In my old nuclear power days the...
Forum: Fossil Fuel Free 01-04-2020, 01:58 PM
Replies: 242
Views: 17,257
Posted By aerohead
Engineering Explained:Why Tesla's Are Bad at Towing

The conclusions of this video have far-reaching implications towards consumer attitudes towards battery-electric vehicles and potential bias if considering a purchase.And it deserves its own thread....
Forum: Aerodynamics 12-31-2019, 06:31 PM
Replies: 17
Views: 3,413
Posted By freebeard
The various suspension types have a 'roll...

The various suspension types have a 'roll center'. It can vary from the ground to at least the axle centerline. Were it higher, the vehicle would lean like a motorcycle (desirable but complicated).
...
Forum: Fossil Fuel Free 12-31-2019, 04:25 PM
Replies: 114
Views: 13,290
Posted By hayden55
This reminds me of towing the boat with the...

This reminds me of towing the boat with the Prius. Pretty much all of Arkansas (outdoors) is hick country. It absolutely blows people's minds when I tell them they don't have to get 12mpg towing...
Forum: Aerodynamics 12-30-2019, 11:25 PM
Replies: 17
Views: 3,413
Posted By kach22i
I got mine from the local Tractor Supply store,...

I got mine from the local Tractor Supply store, but last time I checked they changed up what they were carrying to pre-cut lengths of limited depths.

Maybe but now they have changed back to the...
Forum: Aerodynamics 12-28-2019, 02:43 PM
Replies: 12
Views: 1,475
Posted By Frank Lee
Snerodynamics: Not a reliable indicator of what's...

Snerodynamics: Not a reliable indicator of what's optimal.
Forum: Aerodynamics 12-27-2019, 03:06 AM
Replies: 88
Views: 11,873
Posted By gumby79
I'd love to throw a 10.5" 14bolt with 3.08 gears...

I'd love to throw a 10.5" 14bolt with 3.08 gears Detroit locker and disk brakes, if you could send me a link to a sorce For the gears.

85 with 3.08, 31.7" tires , is 1693 in 6th gear,(.61) 1971...
Forum: Hypermiling / EcoDriver's Ed 12-26-2019, 04:47 PM
Replies: 29
Views: 3,349
Posted By freebeard
https://ecomodder.com/forum/member-freebeard-album...

https://ecomodder.com/forum/member-freebeard-albums-my+cars-picture5741-gettin-outa-town.jpg

My Notchback didn't need a radio because the dual Weber 40s with K&Ns and shorty manifolds sounded like...
Forum: The Lounge 12-26-2019, 01:50 PM
Replies: 8,747
Views: 622,863
Posted By redpoint5
Did PBS mention which areas have benefited from...

Did PBS mention which areas have benefited from climate change? Perhaps some mention of crops that once were unsuitable for a particular location now growing?

Delivering only one perspective of...
Forum: Aerodynamics 12-26-2019, 10:56 AM
Replies: 17
Views: 3,413
Posted By aerohead
Ranger mods

* we know that some vehicles aero drag does not respond to lowering.Not a sure thing.
*SCCA racing mirrors cut mirror drag by more than half on my T-100.I'd recommend pursuing this mod.
*While...
Showing results 1 to 25 of 500

 
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