[Diy_efi] WI, methanol, and corrosion

[Greg Hermann]

At 10:37 AM 1/22/03, Adam Wade wrote:
>--- bill.shurvinton at nokia.com wrote:
>
>> 2. Why has it been deemed necessary to have
>> vapourised all the water in the inlet

It's not.
>
>It was my understanding that much of the benefit of
>water injection comes from vaporization inside the
>combustion chamber

Yes.

 increasing pressure inside the
>combustion chamber,

Increases MASS, actually decreases both temp AND pressure (and thus reduces
piston, con rod, bearing , crank, and block loadings !!

 while also slowing combustion
>slightly to help prevent detonation.

More like catalyzes, not slows.

  This results in
>a generally greater efficiency under some conditions.

Yep.
>
>Am I missing something?

As noted.

Greg



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