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Bioethanol, new car fuel?

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vrakita@gmail.com
 
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Default Bioethanol, new car fuel? - 05-14-2007 , 04:39 PM






The principle fuel used as a petrol substitute for road transport
vehicles is bioethanol. Bioethanol fuel is mainly produced by the
sugar fermentation process, although it can also be manufactured by
the chemical process of reacting ethylene with steam.

http://ethanolbiofuel.blogspot.com/


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Depresion
 
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Default Re: Bioethanol, new car fuel? - 05-15-2007 , 06:29 PM







<vrakita (AT) gmail (DOT) com> wrote

Quote:
The principle fuel used as a petrol substitute for road transport
vehicles is bioethanol. Bioethanol fuel is mainly produced by the
sugar fermentation process, although it can also be manufactured by
the chemical process of reacting ethylene with steam.
Hardly new, it's been around for a very long time. The only there are some
slight downsides, one, that we burn more fissile fuel calories in agriculture
than we grow in food & bio fuels and have done since the 70's. Ethanol is a
fantastic fuel to use though as it's got a nice high octane and a high latent
heat absorption so you can run big boost/high compression and good advance to
get nice power. Unfortunately you also need quite a lot of it compared to
petrol (the Lotus Exige designed with E85 in mind for example uses 6
injectors when on bio fuel rather than 4 on normal petrol) due to the
inherent oxygen content in ethanol, and it's hydroscopic so you can't store
it for any length of time without it becoming useless oh and it can corrode
aluminium alloys as used in fuel systems and engines.




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Douglas Payne
 
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Default Re: Bioethanol, new car fuel? - 05-17-2007 , 09:51 AM



Depresion wrote:
Quote:
vrakita (AT) gmail (DOT) com> wrote in message
news:1179178790.787361.303320 (AT) h2g2000hsg (DOT) googlegroups.com...

The principle fuel used as a petrol substitute for road transport
vehicles is bioethanol. Bioethanol fuel is mainly produced by the
sugar fermentation process, although it can also be manufactured by
the chemical process of reacting ethylene with steam.
<snip>

Quote:
...and it's hydroscopic...
Handy if you want to use it to look at things underwater.

--
Douglas


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Pete M
 
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Default Re: Bioethanol, new car fuel? - 05-17-2007 , 07:43 PM



In news:ndpp43ps1n3mbdcnej6mp3jr6t3nb337ln (AT) 4ax (DOT) com,
Peter Hill <peter.usenet1 (AT) nospam (DOT) demon.co.uk> wittered on forthwith;
<stuff about bioethanol>

Quote:
You use about 25%-30% more so it's only really worth looking at if you
tune motor for expensive 104 octane race fuel. Or are so green you are
willing to pay what is effectively £1.20ish/L to save the planet.
Though at 2p/L less than normal petrol some people may just see the
£1/fill saving and not notice they fill more often.
Hmm, if someone had a large-ish say 3500cc engine with forced induction, for
example a large turbocharger and an intercooler the size of Wales, would
this someone see a bit of an improvement in power using a bit of this fancy
fuel?

Just wondering, idle speculation, you know how it is.

--
Pete M - Using the Scouse Side of the Force -
Golf GTi Mk2 2.0 8v
Wood and Pickett *Range Rover V8 Turbo*
Golf GTi Mk1 (For Sale)
OMF#9

Currently listening to The White Stripes




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