Dashpots

[Lawrence C Leung]

NOx goes up when combustion chamber temps get really high, basically in
lean, high compression situations. In some perverse way, when an engine
is running at it's best, it's NOx emissions are at their worst.

LL - NY

On Mon, 19 Mar 2001 00:23:33 -0800 "urquattro" <urquattro at telocity.com>
writes:
>> >  As I originally stated, Audi must have some other purpose, which 
>of
>> > course, eludes me
>>
>> driveability.  on sudden lift off, the drivetrain does not jerk 
>because
>> the engine doesn't "slam shut".
>
>... that may be part of it ... but I think it helps with emissions 
>too.  I
>think that NOx (or something) goes way up if the manifold vacuum goes 
>too
>high ...
>
>Steve Buchholz
>San Jose, CA (USA)
>