New 42Volt systems

Romans, Mark romans at starstream.net
Wed Jan 24 15:56:59 GMT 2001


I bet it's closer to 50 lbs.  GM uses serial data lines to connect
all the devices to save weight.
I have seen the harnesses laying out on the ground and I could
easily pick up the whole thing.
Mark
----- Original Message -----
From: "Shirley, Mark R" <MarkRShirley at eaton.com>
To: <diy_efi at diy-efi.org>
Sent: Wednesday, January 24, 2001 5:24 AM
Subject: RE: New 42Volt systems


> That's the primary reason.  Weight.  I heard from a buddy at CLCD
(cadillac
> engineering)
> that the typical Cadillac has 500lbs of wire on board.  Secondary benefits
> are you can
> run power hungry devices such as solenoids that push open valves.
> And to the guy who said something about F1 cars using this, I doubt it was
> electric solenoids.
> Maybe a oil/electric hybrid.  I've seen em.  Even the 42V jobs are huge.
> 12V would be like a
> coffee can on each valve.  With 1/0 wire going into it!
>
> -----Original Message-----
> From: James Montebello [mailto:jamesm at lapuwali.com]
> Sent: Wednesday, January 24, 2001 3:29 AM
> To: diy_efi at diy-efi.org
> Subject: Re: New 42Volt systems
>
>
>
> Higher voltage for the whole system means less current for the same power
> (wattage).  Wire gauge is based on current, not power or voltage, so with
> less current you can use thinner, lighter wiring and connectors.  Wiring
> harnesses weigh a lot, and are getting more complex all the time.
>
> james montebello
>
> On Wed, 24 Jan 2001, Wes Branchflower wrote:
>
> > Why dont they just bring the 12 upto 42volts with an invertor for the
> > electronic valves instead of upgrading the whole system to 42volts, or
is
> > their other reasons?
> > So their will be 42Volt batteries in cars soon?
> > I wonder why they chose 42volts?
> >
> >
> >
_________________________________________________________________________
> > Get Your Private, Free E-mail from MSN Hotmail at
http://www.hotmail.com.
> >
> >
> --------------------------------------------------------------------------
--
> > To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the
> quotes)
> > in the body of a message (not the subject) to
majordomo at lists.diy-efi.org
> >
> >
>
> --------------------------------------------------------------------------
--
> To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the
quotes)
> in the body of a message (not the subject) to majordomo at lists.diy-efi.org
> --------------------------------------------------------------------------
--
> To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the
quotes)
> in the body of a message (not the subject) to majordomo at lists.diy-efi.org
>
>

----------------------------------------------------------------------------
To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the quotes)
in the body of a message (not the subject) to majordomo at lists.diy-efi.org




More information about the Diy_efi mailing list