Date: Wed, 05 Feb 2003 21:58:53 +0000
From: Grunff <grunffnopsam.com>
Subject: Re: Faulty alternator connection or a nuance of Saabs?
Johan Beikes wrote:
> Not quite rubbish. The alternator needs a magenetic field at the stator in
> order to generate a voltage and start delivering a charge current. The
> magnetic field builds up by a current supplied by the battery. If the
> battery is _really_ flat, then the stator magnetic field will be very weak,
> so a high charge cannot be expected. Not until the battery reaches a certain
> voltage by the low charging current. So, yes it can take a couple of minutes
> before high charging starts.
Erm, but if the battery was that bad, you wouldn't have a hope
in hell of powering your ignition system. No, although I see
what you're suggesting, I don't think it's a mechanism which
could cause a measurable drop in charging for the first couple
of minutes.
--
Grunff
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