Re: Re: RE: FW: [dakotart] Question about Shift Points?

From: Josh Battles (jbattles@bankfinancial.com)
Date: Wed Nov 20 2002 - 12:34:39 EST


Bernd,

Is there anything that you DON'T know? Thanks for the explanation, that's
pretty interesting.
-Josh

<bernd@texas.net> wrote in message
news:200211201728.gAKHSn013181@mail1.aus1.texas.net...
>
>
> Mass air induction systems measure airflow directly with an electronic
"hot-
> wire" type sensor. The sensing element in the air intake provides and
ouput
> voltage reading that is directly proportional to the amount of air that is
> entering the engine. (NON-Linear)
>
> The MAP sensor uses a perfect vacuum as a reference pressure. The
difference
> in pressure between the vacuum pressure and intake manifold pressure,
changes
> the voltage signal. The MAP sensor converts the intake manifold pressure
into
> voltage. (Linear)
>
> - Bernd
>
>
> >
> > Wow, I didn't know it was that complex. What's the difference between a
> > linear/nonlinear scale in that application. I think I understand how it
> > works on paper, but can't apply it to real life.
> >
>
>



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