On May 7, 7:25=A0pm, Sam the Bam <samtheb...@[EMAIL PROTECTED]
> wrote:
> On May 6, "travis...@[EMAIL PROTECTED]
" <travis...@[EMAIL PROTECTED]
> wrote:
>
>
>
>
>
> > > > I hope you how hybrid cars work...the increased mileage
> > > > comes from the decrease in wastage of kinetic energy
> > > > through regenerative braking.
>
> > > Only a small part of the overall increased
> > > efficiency. =A0It's mostly from operating at
> > > constant, optimal engine speed. =A0Also
> > > from the energy saved on the transmission,
> > > engine cooling, and emissions control.
>
> > Totally wrong, but don't let that ****ing stop you, man.
>
> > Hybrid cars operating on the highway do NO BETTER
> > than non hybrids with equivalent drag coefficients and
> > powertrains.
>
> > The hybrid drive system is a kinetic energy recapture
> > device...that is ALL IT IS.
>
> It's basic mechanics - an engine has
> an optimal rpm, a hybrid is designed
> to run that speed continually, charging
> the battery.
>
> Braking is only a fraction of overall
> losses (though significant in city
> driving), and regenerative recovery is
> only about 30% of that. =A0The engine
> efficiency is the main thing.
>
> Savings on water pump is probably
> as much as regenerative recovery.
>
> > They coast downhill with the engine off and do not use
> > compression braking, which adds a few mpg. =A0I've
> > tested this **** in a non hybrid car, btw, coasting downhill
> > or on flats versus running against the engine's compression.
> > You can recover 10% mpg just by aggressive coasting.
>
> > But, again, the hybrid system, the batteries and motors,
> > are there to reclaim kinetic energy and then reapply that.
> > That is BY FAR the largest advantage, and it is moronic
> > to claim otherwise, especially
> > when you can SEE the city/hwy mpg splits.
>
> Sam- Hide quoted text -
>
> - Show quoted text -
There is no such thing as free energy. Nor is it possible to create
energy from nothing. We can only transform it from one source to
another.
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