SV: Fuel injection plugs

Arentz-Grastvedt Tom tom.arentz-grastvedt at osl.no
Fri Apr 30 12:42:43 GMT 1999


Hello I'm a newbie...

..But what about en electric gearbox? Swap the original box with an
generator, and then put an electromotor near the driving wheels. Drawback is
the added weight, but it could be a cool hybrid thing.

What is wot by the way?

Tom.Arentz-Grastvedt at osl.no

> -----Opprinnelig melding-----
> Fra:	Espen Hilde [SMTP:mwichstr at online.no]
> Sendt:	30. april 1999 10:43
> Til:	diy_efi at efi332.eng.ohio-state.edu
> Emne:	Re: Fuel injection plugs
> 
> Hi!
> I agree with using a variable transmition to keep the rpm at max torque
> but
> we have to have a variable size engine to, to get max torque we have to
> have wot.if we drive at wot the output will be to high for our use.
> Variable stroke is a help but it will be a ineffichent combustion camber
> with
> the short stroke and the compression ratio will not be good still running
> wot.
> VW made a variable compression ratio combustion camber, dont ask me how
> they did it.....variable combustion camber and variable stroke would 
> do the trick .....easy uh....Ore several independant engines coupled
> together
> Espen   
> 
> ----------
> > From: James Ballenger <jballeng at vt.edu>
> > To: diy_efi at efi332.eng.ohio-state.edu
> > Subject: Re: Fuel injection plugs
> > Date: 30. april 1999 04:47
> > 
> > 
> > 
> > Howard Wilkinson wrote:
> > 
> > >     The most reasonable way to control engine power output is by
> > > gearing so that RPM is controlled by load.  A continuously variable
> > > transmission system could allow an engine to operate at full throttle
> > > all the time except at idle when it would need to be throttled.
> > > Allowing the engine to always operate at WOT would greatly increase
> > > efficiency.           H.W.
> > 
> >     Ok, I know this isnt right.  If we had continously variable
> transmissions,
> > we would be running them at peak torque not at wot.  VE is greatest at
> peak
> > torque, the reason we rev engines higher to acheive high horsepower is
> to
> combat
> > inefficient gearing.  At wot, there is significantly reduced ve and not
> enough
> > time to get good mixture and combustion, therefore lower torque.  The
> reason
> > this is an asset is because it produces more torque per unit time, ie
> power.
> > With a continuously variable transmission we could run the engine all
> day
> long
> > at peak torque and get double or triple the gas mileage, more power, and
> reduced
> > wear.  Again, im just a student so tell me where i goofed but I have
> discussed
> > this with others before and feel somehat confident that this is right.
> > 
> > James Ballenger



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