fusible link questions

[Clarence L.Snyder]

Raymond C Drouillard wrote:
> 
> >What is the current in and voltage across the field windings necessary
> to
> >generate the power proposed? I'm willing to bet that it isn't that huge.
> >Certainly the full power output proposed by the original poster will not
> be
> >dissapated in the field windings.
> >
> >I've no idea what current is normally presant in the field windings, but
> I
> >wouldn't expect it to be large, and I would expect that it could be
> increased
> >significantly before you have problems with overheating.
> 
> I hadn't even considered the power dissapated by the field coil.  It
> should be small compared to the power dissapated by the rest of the
> system.  If not, it can be replaced with a ceramic or rare earth
> permenent magnet.
> 
> >
> >The other issue noone has mentioned is the voltage output, can the
> diodes and
> >other components survive the high voltage?
> 
> I didn't mention it, but my plan is actually to remove the diodes when I
> remove the regulater, and bring three or four wires (depending on if I go
> with Y or Delta) out and mounting the rectifiers and switching regulater
> in a friendlier location.  I would use rectifiers with the appropriate
> ratings.
> 
> Ray Drouillard
> 
> >
> >--
> >Tom Parker - tparker at nznet.gen.nz
> >           - http://www.geocities.com/MotorCity/Track/8381/
> >
> >
> 
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Just get an old leace-neville alternator (were used a lot on cruisers
and taxi-cabs, as well as some trucks) that had external diode packs to
start with - makes the job a lor easier. - most were 1500 watt or
better.