That has always been my theory on emmission. If you have a 100 Cuin engine
that puts out 100 ppm and a 500 cuin engine that pust out 50 ppm the 100
cuin engine is cleaner as ther are 500% less of the millions part of the
equation.
Dave
> -----Original Message-----
> From: owner-land-speed@autox.team.net
> [mailto:owner-land-speed@autox.team.net]On Behalf Of Jason Elias
> Sent: Wednesday, June 15, 2005 1:49 PM
> To: land-speed@autox.team.net
> Cc: jkamo@rushmore.com
> Subject: RE: Hybrid Pioneer Dies
>
>
> At 11:52 AM 15/06/2005, Albaugh, Neil wrote:
>
> >I found this info on that website:
> >
> >" Wouk's car (a Buick Skylark), which he built with Dr. Charles Rosen,
> >had a Mazda rotary engine half the size and power of the Skylark's
> >standard V-8 and an electric motor used for starting and for extra
> >power."
> >
> >A Mazda rotary engine in a low- emission car? I always thought that
> >Wankels were pretty bad on emissions... what's the truth?
> >
> >Regards, Neil Tucson, AZ
>
> Rotaries are pretty clean now but you're right that they have had
> emissions
> troubles. The culprit is the long narrow combustion chamber
> which forces a
> rich mixture due to heat loss through the metal. That and the large
> overlap caused by the peripheral exhaust port (current rotaries have side
> exhaust ports and zero overlap).
>
> But, if you're making half the power (which I doubt by the way! a
> standard
> 12A puts out 100hp), you'll still make roughly half the emissions.
>
> J
|