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Forum: Fossil Fuel Free Yesterday, 08:36 PM
Replies: 1,046
Views: 744,397
Posted By MetroMPG
Epilogue...

Last flight of the ForkenSwift...

https://ecomodder.com/forum/attachment.php?attachmentid=35282&stc=1&d=1732149261

I've held on to the shell for all these years because I really wanted to turn...
Forum: Introductions 11-19-2024, 10:50 PM
Replies: 6
Views: 114
Posted By jclars
Well, not exactly a body swap, more like a body...

Well, not exactly a body swap, more like a body frame and wrap! Very interesting concept, especially as states are starting to prohibit motorhome/RV sales!
Forum: The Unicorn Corral 11-19-2024, 08:55 PM
Replies: 115
Views: 7,786
Posted By Logic
Not real piston rings but whats interesting here...

Not real piston rings but whats interesting here is you can see the blowby in the circumferential movement in the oil between each ring.
Faster between the top and middle ring than between the...
Forum: Off-Topic Tech 11-19-2024, 06:43 PM
Replies: 81
Views: 8,180
Posted By Xist
Well, that was about a third as long. Yay. I...

Well, that was about a third as long.
Yay.
I had an interview with a skilled nursing facility 50 minutes away and worried what questions they would ask, since I don't have any hands-on experience....
Forum: Off-Topic Tech 11-19-2024, 06:07 PM
Replies: 81
Views: 8,180
Posted By Xist
It's another time, let me esplain.... no not...

It's another time, let me esplain.... no not enough time, let me sum up.
I'll tell you, I don't know.

I believe that I was upset with my Autism professor, who seemed to teach in a way that would...
Forum: Fossil Fuel Free 11-19-2024, 02:26 PM
Replies: 31
Views: 1,454
Posted By JSH
Old Testament tithes were not optional and the...

Old Testament tithes were not optional and the church and state were one and the same. You didn't get to choose a charity to donate to.

Some countries carry that same tradition forward to today...
Forum: EcoModding Central 11-19-2024, 02:09 PM
Replies: 504
Views: 144,195
Posted By freebeard
newsroom.aaa.com: AAA: Not All Gasoline Created...

newsroom.aaa.com: AAA: Not All Gasoline Created Equal (https://newsroom.aaa.com/2016/07/aaa-not-gasoline-created-equal/)
Forum: EcoModding Central 11-19-2024, 09:45 AM
Replies: 504
Views: 144,195
Posted By pgfpro
Yes. It's the first thing I noticed when I...

Yes. It's the first thing I noticed when I started my waste solvent tests after a tear down of the engine for inspection. Today's pump fuel in the USA is garbage IMHO. Plus, it doesn't work very well...
Forum: EcoModding Central 11-18-2024, 10:36 PM
Replies: 3
Views: 115
Posted By me and my metro
Pulse Width Modulation is how the OEM’s soften...

Pulse Width Modulation is how the OEM’s soften electric clutch application. I do not know how to do that with aftermarket components, but this group is amazingly smart. Someone will have an Arduino...
Forum: Introductions 11-18-2024, 06:47 PM
Replies: 6
Views: 114
Posted By jclars
Hi Freebeard! I am looking at both options...

Hi Freebeard!

I am looking at both options and may not know until I have bodies removed from both cars, sitting side by side. I am leaning toward drivetrain swap however, as I have performed...
Forum: EcoModding Central 11-18-2024, 06:04 PM
Replies: 504
Views: 144,195
Posted By Logic
Ah! Yes; everyone's favorite type of mod. :) ...

Ah! Yes; everyone's favorite type of mod. :)
Thx.


That's a pity.

I NB that MIT etc's SynGas producing Plasmatrons are little more than giant spark plugs, fed with a tiny bit of water and...
Forum: The Unicorn Corral 11-18-2024, 12:44 PM
Replies: 115
Views: 7,786
Posted By aerohead
' Ghia '

Right after Christmas, two guys are coming from Arkansas with a truck and trailer, and taking both Volkswagens, and both CRXs. Grandad's '61 Dodge is going to the shredder.
Forum: Aerodynamics 11-18-2024, 11:01 AM
Replies: 9
Views: 412
Posted By Piotrsko
On wings, the sharper the leading edge the more...

On wings, the sharper the leading edge the more violent the stall. Very bad juju high speed close to the ground. Worse on laminar wings profiles. Nasa recommended a 2" radius on full size profiles...
Forum: Aerodynamics 11-18-2024, 10:55 AM
Replies: 8
Views: 464
Posted By Piotrsko
Alzheimer's seems to be related to heredity AND...

Alzheimer's seems to be related to heredity AND lack of significant daily challenge to the thought process. Currently cant do anything about heredity, CAN over drug the subject suppressing symptoms,...
Forum: EcoModding Central 11-18-2024, 10:48 AM
Replies: 2
Views: 81
Posted By Piotrsko
Some success with a sine/cosine sensor on the...

Some success with a sine/cosine sensor on the output shaft, but thats 20 year ago tech. The stuff I see today reads the lag angle directly from the power magnets via current sensing. Does require...
Forum: EcoModding Central 11-18-2024, 10:43 AM
Replies: 504
Views: 144,195
Posted By pgfpro
On the injectors I came up with a plastic...

On the injectors I came up with a plastic injector cap that directs the fuel spray towards the pre-chamber feed slot. It made a major improvement at a low cost. My favorite type of modification. :)
...
Forum: EcoModding Central 11-18-2024, 10:36 AM
Replies: 3
Views: 115
Posted By Piotrsko
High amp long duration engage generally requires...

High amp long duration engage generally requires silicon switching, MOSFET, TRIAC or IGBT, your choice but generally PWM. some delay can be gained with discretes, but only for short duration because...
Forum: EcoModding Central 11-18-2024, 10:17 AM
Replies: 3
Views: 101
Posted By Piotrsko
Since I always double heat the F250 when there's...

Since I always double heat the F250 when there's snow on the ground, I say go.for.it. turning the key off and on seems like such a waste, but my system apparently leaves them on for a bit after it...
Forum: Motorcycles / Scooters 11-18-2024, 12:19 AM
Replies: 556
Views: 77,654
Posted By cRiPpLe_rOoStEr
Americans may not understand why this model is...

Americans may not understand why this model is quite relevant in Brazil. Its earlier versions enabled Honda to stand its ground when the Chinese dumping was stronger in the early 2000s....
Forum: Aerodynamics 11-17-2024, 06:35 PM
Replies: 1,370
Views: 186,067
Posted By j-c-c
Since items you noted were primarily on fronts,...

Since items you noted were primarily on fronts, any ground effects were likely only an afterthought.
Forum: Aerodynamics 11-17-2024, 06:32 PM
Replies: 1,370
Views: 186,067
Posted By j-c-c
Rocks piercing internal wing tanks?

Rocks piercing internal wing tanks?
Forum: Aerodynamics 11-17-2024, 02:39 PM
Replies: 9
Views: 412
Posted By freebeard
Fuller's Dymaxion vehicles, in a crosswind, would...

Fuller's Dymaxion vehicles, in a crosswind, would yaw into the wind rather than drift sideways like a conventional four-wheel car.
Forum: EcoModding Central 11-17-2024, 11:20 AM
Replies: 504
Views: 144,195
Posted By Logic
Details! We need details! :) Injectors...

Details! We need details! :)
Injectors modified how? Just for a start!
Pistons? Just lower compression to give more volume at TDC?

You might try a HHO cell, NOT for economy, but to increase...
Forum: EcoModding Central 11-17-2024, 09:45 AM
Replies: 504
Views: 144,195
Posted By pgfpro
Just wanted to give a big thanks to this forum. ...

Just wanted to give a big thanks to this forum.

Got a new PB 72mpg on the Talon this year and learned a ton from these last three mpg tests.

1) New mpg injectors that I modified, and flow...
Forum: Aerodynamics 11-17-2024, 02:55 AM
Replies: 9
Views: 412
Posted By freebeard
This is a RC model, but it presents an...

This is a RC model, but it presents an interesting take on tadpole aerodynamics.
RC Top Speed Record Car Prototype V1 (https://www.youtube.com/watch?v=QLqIZ4RLGQE)
The aluminum tube tail boom...
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