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Who knows about hydrogen cars?

R6MGS

Yoda
Offline
I read a very general article about them and it got me kinda curious. I am not really an engineer type but this got me kinda interested, how does it work? /ubbthreads/images/graemlins/cheers.gif
 
well, if you're specifically thinking of a "Fuel Cell" type power plant (also hydrogen powered), this Fifth Gear clip might help a little:

https://youtube.com/watch?v=20ElDOGs3TY

They cover from the making of the hydrogen, to refueling the car, to a rudimentary explanation on how it works.
 
The video was great but can you imagine the Kaboom of hydrogen the way they want to market it. Quantified means marketable = $. An enclosed renewable system is what needs to be developed but as of yet it is not very effecient and without organic fuels, It actually doesn't work. Try the link below it is another basic but thorough explanation of the fuel cell which is the base component needed to get the actual hydrogen car concept to actually work. The actual engine varies in design depending on whether it's electric or organic fuel based. As far as I understand simplified the fuel based engine resembles a very high tech diesel concept with an ignitor and injectors.

I wish I had me the brains to devlop something like this but my hydrogen osmosis processor attached to my cranial brain function center is not quite up to the task. This closed renewable energy cell system in my opinion is on the scale of cold fusion and if you cannot regulate it like organic fuels and make money on it then it isn't going to happen. Hence the hydrogen system you saw in the video.

https://en.wikipedia.org/wiki/Hydrogen_fuel_cell
 
Everyone wants to over-complicate it. You're right Harry: If it can't be "controlled" or "regulated" we'll not see it. Closest thing to what is ~desireable~ that I've seen so-far is the few intrepid folk foolin' around with diesel engines burning left-over cooking oil and what are referred to as "grease cars."

It's really a direct route from liquid petroleum fuel to liquid hydrogen fuel... but the "Hindenburg Syndrome" and the lack of R&D funding have put that on a side rail. Storage and transfer issues of hydrogen (as fuel) are the 'hurdles' we need to address.


LP gas is a viable fuel NOW in some road-going vehicles. Hydrogen is SO much more Bang fer th' Buck.

HooBoi! I could go on a real rampage here. /ubbthreads/images/graemlins/jester.gif
 
Hydrogen cars are extremely lightweight. So light, in fact, that they generally can't stay planted on the road for very long. Also, they are very hard to find in the local Mall parking lot owing to the fact that they are invisible, unlike their steel counterparts. Oh, and whatever you do, don't SMOKE in your hydrogen car! /ubbthreads/images/graemlins/jester.gif
 
YOU!!!

GO to your room.

NOW.

NO tea. And don't come out 'till you're ready to seriously discuss a hydrogen powered JAGUAR!!!
 
Hmmmm Not much info on Hydrogen powered cars (how's that Basil?) except that almost all the major car companies are playing with some kind of fuel cell car right now.
Now grease cars, I know a bit about. And Toyota hybrids, Waddya want to know?. I'm factory certified on those babies. That's my favorite part of working at a Toyota dealer.(now if I could just afford to buy one)
 
On the other hand...I've got different fingers /ubbthreads/images/graemlins/rolleyes.gif
 
That'd be the THIRD hand, I'm assumin'.
 
Although hydrogen can be burned in a modified piston engine, many hydrogen applications these days involve fuel-cells used to generate current.
Many hydrogen cars are really electric cars.
The hydrogen is a reactant in anode-side of the fuel cell (O2 is used on the cathode side).

A friend of mine (and, like me, an ardent supporter of FIRST Robotics) owns this fuel cell company:

https://www.firstfuelcells.com
 
[ QUOTE ]
LP gas is a viable fuel NOW in some road-going vehicles.

[/ QUOTE ]

It sure as heck is. Although, I see far more CNG vehicles on the road than LPG. A lot of the buses (if not all) in my area are CNG. I remember driving the Separations Company car pool van, when I came back from Okinawa back in '96, and it was a CNG power vehicle.

Even though it's still explosive enough to generate decent power in a piston engine and remain environmentally friendly, it is still considered a 'non-renewable' resource.
 
As Nial points out, the "hybrid" cars we see touting "hydrogen fuel" are really electric cars. I think it's a step too far into complexity. Modifying induction on most of our piston engines would be easier than reinventing the wheel, as it were. H has a pretty good bang factor, and the only thing lacking in a supply-chain system is the storage and transfer of it as liquid.
 
[ QUOTE ]
H has a pretty good bang factor, and the only thing lacking in a supply-chain system is the storage and transfer of it as liquid.

[/ QUOTE ]

Exactly, the technology already exists, the issue is cost. An LHY cryogen tank truck costs roughly $1million to produce. The only way to make it work en mass is to engage the oil companies who own the corner real estate (same challenge the telcos have with the last mile of wire).

Contrary to popular belief, it is actually safer to transport liquid hydrogen that gasoline or liquid oxygen.
 
Indeed. But the "chicken little" crowd are still in the Hindenberg mindset. The oil companies do little to dissuade them. As long as there's an available supply of dinosaur poop, hydrogen will be a 'stepchild' fuel. That'll change, but not soon.
 
I find it relatively insulting, actually. The second paragraph contains:

[ QUOTE ]
An automatic clasp closes automatically around the tank opening.

[/ QUOTE ]

That verbage oughta be insight enough for inducing a deeper understanding of the REASONS the piece ran in "popular" German press... We'll all be walking to save the Amazon rainforests soon enough. All we gotta do is keep drinkin' th' bilgewater... and go vegan. It'll be FINE then. We're promised.

feh. Tell it to Andrew Carnegie, J.P. Morgan or Prossor Mellon. Mebbe toss in Henry Ford, A.G. Bell, T.A. Edison and I.K. Brunell for laughs.

...Or Walt Kelley.
 
Henry Ford's first car ran on corn squeezins too, IIRC.
 
Thanks for all the great info guys, nice stuff! /ubbthreads/images/graemlins/cheers.gif
 
[ QUOTE ]
... and go vegan. It'll be FINE then...

[/ QUOTE ]

See, we can't all go vegan. Sorry, but if we do we'd end up with a surplus of cattle and as a result a surplus of methane entering the atmosphere, and methane is a green house gas! So, if we end up with a surplus of cattle and methane, then 1 of two things must happen. The gov't will have to come up with legislation to regulate the methane production by cattle, and said cattle will have to submit to annual 'smog tests', OR we'd have to develop a way to capture said methane for practical use... /ubbthreads/images/graemlins/jester.gif
 
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