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-   -   Diesel exhausts do cause cancer, says WHO (http://forum.fulqrumpublishing.com/showthread.php?t=32640)

Bewolf 06-15-2012 11:03 AM

Quote:

Originally Posted by swiss (Post 435118)
Doesn't matter, given the fact we don't have alternatives.

...and don't even consider mentioning the prius.

Read the thread, swiss. This debate was about the "development" of alternatives for exactly the reasons cited above.

In regards to Bliss still lacking an answer:

http://www.sciencephoto.com/image/23...alloon-SPL.jpg

'nough said.

ATAG_Bliss 06-15-2012 11:06 AM

Quote:

Originally Posted by Bewolf (Post 435122)
Read the thread, swiss. This debate was about the "development" of alternatives for exactly the reasons cited above.

In regards to Bliss still lacking an answer:

http://www.sciencephoto.com/image/23...alloon-SPL.jpg

'nough said.

You got me. I know absolutely nothing about engines. :rolleyes:

Osprey 06-15-2012 11:20 AM

Quote:

Originally Posted by ATAG_Bliss (Post 435081)
I use the truck to pull/haul anything from my race car to farm equipment. 10-30k pounds. You're not gonna do that with a car. But 20mpg for the size and weight is really good. I understand karma. Trust me, I'm never the instigator.

[/url]

Over here we leave that for the truckers and farmers ;)

In fact you should be cheering for alternatives. Sounds like you need torque and no motor produces more torque than electric - way way more than diesel. You know those big diesel locomotives for pulling freight? The engine only drives a generator and not the wheels. That 'leccy gets piped straight to multiple motors on the wheels, and no gearing.

Many of the electric cars now are using this approach, batteries supplemented by small petrol motors generating electricity by running at their best power when required. Never driven one but it apparently sounds weird accelerating with the rpm constant.

Bewolf 06-15-2012 11:37 AM

Quote:

Originally Posted by ATAG_Bliss (Post 435123)
You got me. I know absolutely nothing about engines. :rolleyes:

Nothing at least of any substance but "I know about engines and you do not!"
....yet.

raaaid 06-15-2012 12:19 PM

Quote:

Originally Posted by Bewolf (Post 435112)
Please, by all means, I am bowing to your expert knowledge. Enlighten me, what is the energy effiency of a regular combustion engine?

18%

electric 90%*karnot elecric factory40%=40%eficiency globally

18% eficiency of petrofuels cars and 40% electric vars

ACE-OF-ACES 06-15-2012 01:42 PM

Quote:

Originally Posted by ATAG_Bliss (Post 435056)
You are the definition of a hypocrite and your holier than thou attitude is laughable.

Bingo

MadBlaster 06-15-2012 02:40 PM

Quote:

Originally Posted by ATAG_Bliss (Post 435026)
Notice how the pistons were hitting the valves. Hilarious to find out that a Shelby Cobra 5.4 32v valve springs not only fit perfectly on this Navistar diesel, but also give enough seat pressure to stop the floating at high RPM. Retainers, keepers, etc., all matched up perfectly lol.

did you swap your camshaft?

Kongo-Otto 06-15-2012 02:48 PM

Quote:

Originally Posted by raaaid (Post 435140)
18%

electric 90%*karnot elecric factory40%=40%eficiency globally

18% eficiency of petrofuels cars and 40% electric vars

¿Habla inglés?
Parla inglese?
Sprechen sie Englisch?
Do you speak english?
Parlez-vous anglais?
If not go and learn it! plonker!
:rolleyes:

raaaid 06-15-2012 03:30 PM

oh im learning my studied were based on feminist literature and why is wrong to be a man but im learning the language now ;)

the term plonker started out as a reference to someone who was forever drunk on cheap wine (cheap wine is nicknamed plonk)

edit:

i meant that globally electric cars have an eficiency of 40% while combustion engine 18%

edit:

but well this is political nonsense im brainwashed

http://www.youtube.com/watch?v=CwUgK2Vy_kk

edit:

also the real reason cause the electric car is supressed is that they are very silent, so to not make them dangerous IT WOULD BE MANDATORY GO WITH VERY LOUD MUSIC

if the hippies acore that point the end of the world will be a comune of hippies dressed in psicodelic clothes and playing pink floyd at full volume

Kurfürst 06-15-2012 05:04 PM

Diesel is for people having a secret fetish for driving a tractor anyways.

ACE-OF-ACES 06-15-2012 05:53 PM

Quote:

Originally Posted by Kurfürst (Post 435256)
Diesel is for people having a secret fetish for driving a tractor anyways.


raaaid 06-15-2012 05:59 PM

oh thats an outstanding troll lfmao

5./JG27.Farber 06-15-2012 06:06 PM

Quote:

Originally Posted by Skoshi Tiger (Post 434524)
Hmmm, I've been driving motor cycles (and other vehicles including Diesel 4WD's) for thirty something years, I can't say diesel spills have been something I've noticed or worried about too much in my nick of the woods. Do you mean at petrol stations around the Diesel bowser?

Then again when I'm on my bike I might be too preoccupied with all the wallies hooning about in their cars trying to kill ME to notice?

I had an experience of a diesel spill on my er5, on a round about, back end went all over the place. Wibble wobble, kinda like a high side tank slapper... I managed to stay on although I had no idea wtf was going on...

Diesel is very hard to see and extremely slippery. What happens is you get a hol car drivers that lose or break their fuel cap so just drive without one. When they go round a corner the diesel rushes to one side then the other and squirts out of the filling cap... The major problem is its just so hard to see! Its not like a squased tin can on a corner or wet iron works on drains... Its practically invisable.

Bewolf 06-15-2012 10:17 PM

Quote:

Originally Posted by ACE-OF-ACES (Post 435273)

Keep the tractor, I will take the meat :D

bongodriver 06-15-2012 10:45 PM

Tractor?

swiss 06-15-2012 10:54 PM

that meat is already a tad too dark for my taste, i prefer bleu.
...I would also never touch a Brazilian, then again that's just me.

ATAG_Bliss 06-15-2012 11:14 PM

Quote:

Originally Posted by Bewolf (Post 435131)
Nothing at least of any substance but "I know about engines and you do not!"
....yet.

Yeah, you're right. Building a high performance engine from the ground up, fabricating anything from the intake to the plumbing, valve covers, fly cutting the pistons, and then of course, being able to tune it electronically.

Nah, I don't know anything about engine theory let alone a retarded question asking how efficient a combustion engine is.

Another hint for the hopeless: You kinda gotta know an engine's efficiency before you ever think you can some how tune it to run, let alone tune it for maximum safe horsepower.

I'm honestly starting to think you are a complete imbecile. I really do feel sorry for you. You just don't have the 1st clue and you prove it time and time again.

ATAG_Bliss 06-15-2012 11:18 PM

Quote:

Originally Posted by MadBlaster (Post 435204)
did you swap your camshaft?

No. There's no point. It's just a matter of weak seat pressure and high rpm's that wouldn't allow the valves to close fast enough to clear the oncoming compression/exhaust stroke.

The good thing about that engine is the valve seat is parallel to the piston. So the only thing that happens when the piston hits it is it slammed back into the seat/guide.

Any other engine and all there would've been a catastrophe.

ATAG_Bliss 06-15-2012 11:34 PM

Quote:

Originally Posted by Osprey (Post 435127)
Over here we leave that for the truckers and farmers ;)

In fact you should be cheering for alternatives. Sounds like you need torque and no motor produces more torque than electric - way way more than diesel. You know those big diesel locomotives for pulling freight? The engine only drives a generator and not the wheels. That 'leccy gets piped straight to multiple motors on the wheels, and no gearing.

Many of the electric cars now are using this approach, batteries supplemented by small petrol motors generating electricity by running at their best power when required. Never driven one but it apparently sounds weird accelerating with the rpm constant.

My family has been farming for generations. We're what you call the midwest corn/soybean producers.

I don't understand how you would hire a trucker to move your car though? I'm sure there's gotta be race teams in Europe that surely own their own tow equipment? It wouldn't exactly be cost effective to call up said trucker and say "load up all these tools, spare parts, get the car ready" and then drive (depending on where the race is) 200-2500mi and then have him sit there all weekend long while you qualify, race, possibly get tore down, etc.

Every single drag racer I know owns some sort of truck and trailer to haul to the race. Some guys have 18 wheelers. Some have enclosed trailers they pull with the diesels (what I do) and some guys have open trailers they pull with a lighter gas truck.

As far as electrical power, the majority of it is still being made by the burning of fossil fuels. It doesn't matter if it's in the form of a battery, capacitor, or alternate current. You're not saving much. Obviously the trains need the huge gear reduction motors or they couldn't pull themselves. There's many smaller applications for this on many modern cars today. Fly by wire throttle bodies have an electric reduction motor (direct current) and my diesel for instance has the VGT controlled by the same principle. But you're not going to get that setup in a car anytime soon. We're still in the maximize profits in the shortest amount of time stage.

I'm well aware we are going to run out of oil, but when you have businesses that fill tankers up with milk in china to ship it have way across the world just so that said business can undercut a dairy in the same country by 10c a gallon, in other words, wasting more fossil fuels in one trip than I could possible burn for 20 years, there's not much you or I is going to do about it.

I'm not about to stop my joy, because I extended the end of oil production by 0.00003 seconds.

MadBlaster 06-16-2012 01:17 AM

Quote:

Originally Posted by ATAG_Bliss (Post 435379)
No. There's no point. It's just a matter of weak seat pressure and high rpm's that wouldn't allow the valves to close fast enough to clear the oncoming compression/exhaust stroke.

The good thing about that engine is the valve seat is parallel to the piston. So the only thing that happens when the piston hits it is it slammed back into the seat/guide.

Any other engine and all there would've been a catastrophe.

sure. non interference engine they call it. thought I would point it out just in case changing springs wasn't enough. changing the cam profile to steeper slope will shorten the time the valve is held open. if you end up needing a valve job, well you'll know soon enough. good luck. ;)

Kongo-Otto 06-16-2012 06:49 AM

Quote:

Originally Posted by Kurfürst (Post 435256)
Diesel is for people having a secret fetish for driving a tractor anyways.

Yeah sure. :rolleyes:
Sorry couldn't find pic with hot babe. :grin:
Audi R18 tdi
http://3.bp.blogspot.com/-9Vx_D0hTe-...+R18+TDI+2.jpg

pencon 06-18-2012 08:30 PM

What does bewolf know about cars? Well he knows his is red.

WTE_Galway 06-18-2012 11:38 PM

Speaking of tractors ...

... and Porsche Diesels ...


Aside from the current tractor-like 2012 Porsche Cayenee Diesel 4x4, the Porsche company also dabbled with a tractor lineup for a while ...

http://upload.wikimedia.org/wikipedi...esel_Super.jpg

Kongo-Otto 06-19-2012 12:01 PM

Quote:

Originally Posted by WTE_Galway (Post 435924)
Speaking of tractors ...

... and Porsche Diesels ...


Aside from the current tractor-like 2012 Porsche Cayenee Diesel 4x4, the Porsche company also dabbled with a tractor lineup for a while ...

http://upload.wikimedia.org/wikipedi...esel_Super.jpg

Rare Collectors piece nowadays this 1960 Super 308. ;)


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