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Search took 0.06 seconds. Search: Posts Made By: oldtamiyaphile
Forum: Introductions 09-27-2021, 07:26 AM
Replies: 21
Views: 2,309
Posted By oldtamiyaphile
That's only true of a relatively eco car, for a...

That's only true of a relatively eco car, for a gas guzzler the fuel CO2 will far outweigh production CO2.
Forum: Success Stories 12-19-2020, 08:34 PM
Replies: 9
Views: 2,313
Posted By oldtamiyaphile
If you do a good job integrating the panels, they...

If you do a good job integrating the panels, they won't add much aero drag.

On my last small van, I needed the roof rack at least once a week so decided to leave it on permanently. I mounted a...
Forum: EcoModding Central 12-07-2020, 10:50 PM
Replies: 3
Views: 890
Posted By oldtamiyaphile
Eco modding the Jeep TJ to 5.5l/100 (42MPG)

I finally go serious about my TJ Jeep Wrangler's fuel economy and decided to do something about it:

https://ecomodder.com/forum/attachment.php?attachmentid=29720&stc=1&d=1607399595
...
Forum: Success Stories 12-07-2020, 10:19 PM
Replies: 9
Views: 2,313
Posted By oldtamiyaphile
Solar panel results

I had to remove the solar panels from my van earlier this year. 2x180W panels. 180A Smart alt, stop-start, 1.6 diesel.

So I've compared the last six fill ups from this year without panels vs same...
Forum: Aerodynamics 11-23-2020, 09:11 PM
Replies: 51
Views: 5,506
Posted By oldtamiyaphile
All modern cars have this feature to some extent....

All modern cars have this feature to some extent. Even my 84 Celica has a fence along the side. My Renault has it's fences about an inch deep. There's probably a point where too deep adds drag.
Forum: Fossil Fuel Free 11-01-2020, 08:11 PM
Replies: 49
Views: 3,588
Posted By oldtamiyaphile
Same old GM in EV clothing, LOL GM's battery...

Same old GM in EV clothing, LOL

GM's battery pack is nearly a foot tall, (See EE video), so the sills are level with the tops of the tyres.

The low slung CT has it's sills level with the top...
Forum: Aerodynamics 10-29-2020, 11:43 PM
Replies: 39
Views: 2,922
Posted By oldtamiyaphile
Racecar gearing is not a brag on this forum...

Racecar gearing is not a brag on this forum though :rolleyes:

Your engine capacity to weight ratio is about the same as my Jeep (4.0), but even that can't pull 6th until ~40mph.
Forum: Aerodynamics 10-11-2020, 04:04 AM
Replies: 17
Views: 1,791
Posted By oldtamiyaphile
Global examples: USA: ...

Global examples:

USA:

https://upload.wikimedia.org/wikipedia/commons/thumb/5/5e/1991_Ford_Taurus_GL_sedan_--_09-07-2009.jpg/330px-1991_Ford_Taurus_GL_sedan_--_09-07-2009.jpg

Europe:
...
Forum: Success Stories 04-14-2020, 09:03 PM
Replies: 6
Views: 1,857
Posted By oldtamiyaphile
I had an LPG car a long time ago. Basically...

I had an LPG car a long time ago.

Basically LPG made (some) sense when cars had carbs or single point EFI. Most of today's cars cannot be aftermarket converted. Converting my '05 Jeep to LPG would...
Forum: Alternative Transportation 04-07-2020, 10:40 PM
Replies: 386
Views: 106,163
Posted By oldtamiyaphile
This wasn't the fault of carbon fibre, but a...

This wasn't the fault of carbon fibre, but a fault in modification or repair. Open wheelers regularly crash much more spectacularly and far less comically.
Forum: Fossil Fuel Free 02-27-2020, 08:28 PM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
Remember folks that Semi, Plaid, Roadster and CT...

Remember folks that Semi, Plaid, Roadster and CT all require a new battery technology. Trucking companies simply won't buy a Semi with the current battery life (and replacement cost of a 1MWh...
Forum: Fossil Fuel Free 02-11-2020, 07:09 PM
Replies: 18
Views: 1,771
Posted By oldtamiyaphile
Pretty sure that car's being returned to OEM to...

Pretty sure that car's being returned to OEM to maximize resale.
Forum: Fossil Fuel Free 01-28-2020, 06:49 PM
Replies: 14
Views: 1,487
Posted By oldtamiyaphile
The only way anyone will compete with Cybertruck...

The only way anyone will compete with Cybertruck is to start with a clean sheet design - adapting any current design will result in DIY specs. Even then Tesla have their massive lead in batteries and...
Forum: Fossil Fuel Free 01-21-2020, 08:50 AM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
I expect repair procedures similar to Audi, Lotus...

I expect repair procedures similar to Audi, Lotus (etc) for their alloy chassis. Drill out the rivets, cut through the bonding, then replace with a new piece. More significant damage and you're out...
Forum: Aerodynamics 01-20-2020, 07:05 PM
Replies: 10
Views: 1,699
Posted By oldtamiyaphile
A while back someone on here built an aero...

A while back someone on here built an aero trailer to haul bikes that improved his HWY MPG (also a Jetta owner from memory). That would be my first choice.

I don't really understand how people...
Forum: Fossil Fuel Free 01-18-2020, 07:15 PM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
Any cost associated with the fancy glass will be...

Any cost associated with the fancy glass will be saved by making it flat.

In an exoskeleton glass is 100% structural. We're talking about massive loads that are going through that glass roof. The...
Forum: Off-Topic Tech 01-18-2020, 06:56 PM
Replies: 3
Views: 960
Posted By oldtamiyaphile
I'd rather get reconditioned than cheapo. ...

I'd rather get reconditioned than cheapo.

You just don't know what you're getting from cheap injectors - I'd probably buy six knowing that two might be faulty :eek:

Reco 12 hole aren't that...
Forum: Hybrids 01-13-2020, 07:17 PM
Replies: 25
Views: 4,425
Posted By oldtamiyaphile
Thousands of push trailers in use the world over:...

Thousands of push trailers in use the world over:



https://en.wikipedia.org/wiki/Articulated_bus#Pusher
Forum: Fossil Fuel Free 01-01-2020, 06:28 AM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
https://en.wikipedia.org/wiki/Jeep_Hurricane

https://en.wikipedia.org/wiki/Jeep_Hurricane
Forum: Fossil Fuel Free 12-24-2019, 07:48 AM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
https://www.youtube.com/watch?v=L2nSIDv29HE ...

https://www.youtube.com/watch?v=L2nSIDv29HE

Finally some analysis from someone who understands structual engineering.
Forum: Aerodynamics 12-15-2019, 07:34 PM
Replies: 111
Views: 7,910
Posted By oldtamiyaphile
I bet none of them are honest enough to say 'I...

I bet none of them are honest enough to say 'I bought a Cybertruck so I can make this video, which will pay for the Cybertruck'.
Forum: Fossil Fuel Free 12-14-2019, 09:03 PM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
You've kind on made my point. 2.9 to 60 carries...

You've kind on made my point. 2.9 to 60 carries bragging rights no other truck will come close to. And unlike payload, it's something you can use almost everyday.

99% of trucks are bought for the...
Forum: Fossil Fuel Free 12-14-2019, 08:54 PM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
What current truck owners don't understand is...

What current truck owners don't understand is efficiency :rolleyes:

Going from a floppy ladder frame to a unibody saves 1/2 ton of weight while being much, much stronger. American pickup payloads...
Forum: Fossil Fuel Free 12-14-2019, 12:21 AM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
Truck owners only pretend to care about payload....

Truck owners only pretend to care about payload. Less than 10% of owners use them for work. Maybe 10% of those regularly need full payload.

How well it fits into your ICE categories really is...
Forum: Fossil Fuel Free 12-13-2019, 07:44 PM
Replies: 592
Views: 42,867
Posted By oldtamiyaphile
As was pointed out in the thread, those max...

As was pointed out in the thread, those max payloads are for stripper models (fully loaded versions generally have a laughable payload), Tesla don't sell a stripper model.

Yes, imagine making a...
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