<VV> Re: Electric AC note to Frank Parker

[Ron F Hinz]

Boy, I remember back when P (watts) equaled V (volts) times I (amps).  Now
everything's changed and P=V2I!  When did this happen?  Did Bush do it?
RonH

----- Original Message ----- 
From: "Frank F Parker" <fparker@umich.edu>
To: "Lew Rishel" <lewrish@tns.net>
Cc: <virtualvairs@corvair.org>
Sent: Tuesday, April 20, 2004 3:32 PM
Subject: Re: <VV> Re: Electric AC note to Frank Parker


> > I think most Vairs wont have all the pumps fans and telemetry you car
does, so we need to
> > know what size fuse the new SUVs have in this electric unit.
> > lew
>
> The point I was trying to make was the electric a/c unit we use takes 25
> amps at 13.5 volts to deliver not very much btu and thus if you were to
> scale it up, the current draw would be beyond the reasonable altenator
> that one could use. I believe the Saturn Vue was mentioned as having an
> electric unit and someone chimed up the electrical system was of the newer
> type soon coming to most car. Power goes as the square of the voltage so
> higher voltage helps big time. Thus new hybrid cars use 300 to 500 volt
> systems. The a/c unit we use is aftermarker and possibly Saturn does use a
> conventional electrical system to power an electrical a/c unit from an
> innovative system. Point I was trying to make is 12v yields little
> cooling.
>
> regards,
>
> frank
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