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| Ev Archive for October 1999 |
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| 1670 messages, last added Wed Aug 08 18:46:35 2001 |
[Date Index][Thread Index]
Re: Power production
--- Peter VanDerWal <peter_v@primenet.com> wrote:
> I've been doing a little online research and found
> some interesting things.
>
> Only a small portion(5%) of the electricity in the
> US is produced from fuel
> oil (desiel fuel). However I'm going to use it for
> comparison since I know
> what kind of milage cars get running desiel fuel and
Most power plants using oil use bunker c, a fuel
you have to heat to 260 deg f. to get it to flow.
Fuel oil is kerosene , a slightly better fuel than
diesel and rarely used in power plants.
>
> Anyway one gallon of fuel oil produces 14.29 kwh of
> electricity, after
> transmission losses (7%) that's 13.29 kwh of power
> at your outlet.
An electric car puts this energy to use at 70%
eff. A hybrid eff. is only 20 to 50% eff. with the
same energy, re the Prius only getting 37 to 50 mpg
when tested by real people.
>
> Now we've had this discussion on the list several
> times and as I recall the
> best full sized EV gets about 5 miles to the kwh
> (from the outlet) and the
> worst gets about 2 miles.
Most production built ev's get under 150 whrs/
mile. Mine should get under 100 whrs/ mile. On 14kw
that's 140 miles. Try that with a Prius type hybrid.
>
> So that means that EV's that draw power from
> companies that burn fuel oil
> get between 26 and 66 miles per gallon of fuel.
> That's prety much exactly
> the same as you'll see on current production ICEs
> running desiel.
No , see above.
>
> Nice to know items:
> While our nation has pretty much maxed out our
> hydro production
> capabilities there are vast amounts of untapped wind
> power available.
Wind is a good way to go as it only cost 6 cents/
kw. Hemp and other biomass is another good source.
>
Household electricity use only accounts for
> about 34% of electricity
> consumtion, this means that if everybody switched to
> EVs power demand would
> only increase 25-30% (not everybody owns a car).
Less than 10% as most will be charged off peak
>
> P.S. None of the power in this country is produced
> by burning crude oil.
Most power plants run on bunker c, it,s whats
left after taking all the good stuff out of crude oil.
I'm building a hybrid now but will try to rarely use
the ice. You do this best by having a ev with 60 to
100 mile range and a small ice dc genorator of about 5
hp/ 1000 lbs. This also eleminates the need for a
second car saving much money. A Prius type hybrid
shutting on and off will have a hard time passing
emissions as it has had. jerry dycus
=====
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