RE: 3 phase pole pig (fwd), Richie's Site back up (fwd)

["Tesla list" <tesla@xxxxxxxxxx>]

---------- Forwarded message ----------
Date: Sat, 03 Nov 2007 15:15:00 -0500
From: Crispy <crispy@xxxxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: RE: 3 phase pole pig (fwd), Richie's Site back up (fwd)

As far as making the charging inductor, you might want to try a few MOTs
in series.  I've seen a few setups where that has worked.

Crispy

On Sat, 2007-11-03 at 12:41 -0700, Tesla list wrote:
> ---------- Forwarded message ----------
> Date: Fri, 2 Nov 2007 19:30:14 -0700
> From: Jim Mora <jmora@xxxxxxxxxxx>
> To: 'Tesla list' <tesla@xxxxxxxxxx>
> Subject: RE: 3 phase pole pig (fwd), Richie's Site back up (fwd)
> 
> Hello,
> 
> My Radar transformer is in one unit and is three phase. Take a looking at
> Richie's schematic again.  Mine has a 208v wye input. You may want to read
> Richie's section on **** DC resonant charging**** as 4-10KV is a bit low.
> With de-queing diodes the output voltage effectively doubles. Ballast may
> not be needed if you use an ASRG. If you look at Richie's charging equations
> ( the last 2 in the section) the output power increases with the RPM of the
> ASRG. A triple stack of variacs (3p) of adequate rating can be used to ramp
> up the input voltage but may be not required. You can not run the ASRG too
> slow however.
> 
> Finding a charging inductor or making one will be a challenging project that
> we would be interested in, ideas anyone?
> 
> My Radar PSU has a big one in the tank and outputs 28KVDC with 3p 60hz
> 208v/y input and (6) 8020 vacuum tubes for the 6 pulse rectification - quite
> Frankenstein-ish.
> 
> Please post a picture of your 3p transformer, it sounds interesting and
> beast like!
> 
> Jim Mora 
> 
> -----Original Message-----
> From: Tesla list [mailto:tesla@xxxxxxxxxx] 
> Sent: Friday, November 02, 2007 1:06 PM
> To: tesla@xxxxxxxxxx
> Subject: Re: 3 phase pole pig (fwd), Richie's Site back up (fwd)
> 
> 
> ---------- Forwarded message ----------
> Date: Fri, 02 Nov 2007 15:02:19 +0200
> From: Tomas Stankevic <Tomas.Stankevic@xxxxxxxx>
> To: Tesla list <tesla@xxxxxxxxxx>
> Subject: Re: 3 phase pole pig (fwd), Richie's Site back up (fwd)
> 
> Really good site!
> In the 6 pulse design there are 3 separate transformers used, but I am 
> going to have one 3phase unit. Is there a difference about it? I am 
> almost sure that it's not going to be any zigzag or smth. In Lithuania 
> there are usually 10kV to 0,4kV
> 3 phase transformers with 120deg angle between phases. I dont know what 
> other configurations might be.
> 
> What about a ballast for it?
> 
> 
> 
> Tesla list wrote:
> > ---------- Forwarded message ----------
> > Date: Thu, 1 Nov 2007 19:49:36 -0700
> > From: Jim Mora <jmora@xxxxxxxxxxx>
> > To: 'Tesla list' <tesla@xxxxxxxxxx>
> > Subject: RE: 3 phase pole pig (fwd), Richie's Site back up
> >
> > Richie's most excellent site.
> >
> > http://www.richieburnett.co.uk/dcresist.html
> >
> > Check the 6 pulse design.
> >
> > Jim Mora
> > Ojai, Ca.
> >
> >
> > -----Original Message-----
> > From: Tesla list [mailto:tesla@xxxxxxxxxx] 
> > Sent: Thursday, November 01, 2007 3:33 PM
> > To: tesla@xxxxxxxxxx
> > Subject: Re: 3 phase pole pig (fwd)
> >
> >
> > ---------- Forwarded message ----------
> > Date: Thu, 1 Nov 2007 16:15:00 -0500
> > From: David Dean <deano@xxxxxxxxxxxxxxxx>
> > To: Tesla list <tesla@xxxxxxxxxx>
> > Subject: Re: 3 phase pole pig (fwd)
> >
> > On Thursday 01 November 2007 08:52:53 am you wrote:
> >   
> >> ---------- Forwarded message ----------
> >> Date: Thu, 01 Nov 2007 00:06:33 +0200
> >> From: Tomas Stankevic <Tomas.Stankevic@xxxxxxxx>
> >> To: Tesla list <tesla@xxxxxxxxxx>
> >> Subject: 3 phase pole pig
> >>
> >> Hi, I am going to get a 3 phase 25 kVA pole pig. Can I use all 3 phases
> >> to have maximum power? How could I do this?
> >>
> >> Tomas
> >>     
> >
> > Hi Tomas
> >
> > Can you give some specs. on the transformer?
> >
> > I understand three phase is pretty common in Europe.   If you have a three
> 
> > phase service it would be reasonably easy. You fed it three phase in and 
> > rectify the three phase output and use it to power a DC coil.
> Configuration 
> > would depend on how the transformer is wired internally.
> >
> > I remember seeing where someone had made three identical Tesla coils and
> ran
> >
> > them in close proximity from a common three phase source, each on a
> > different 
> > phase. The three toploads arced together to form a "Y". I seem to remember
> 
> > someone else doing something similar with a solid state device.
> >
> > later
> > deano
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >   
> 
> 
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