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Re: ARSG-BPS required with 2 MOTs? (fwd)
Original poster: List moderator <mod1@xxxxxxxxxx>
---------- Forwarded message ----------
Date: Mon, 14 May 2007 21:01:39 +0000
From: nancylavoie@xxxxxxxxxxx
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: ARSG-BPS required with 2 MOTs? (fwd)
I'll have to try this once I upgrade the panel in my garage.Thanks. Wyatt
-------------- Original message --------------
From: "Tesla list" <tesla@xxxxxxxxxx>
> Original poster: List moderator
>
>
>
> ---------- Forwarded message ----------
> Date: Mon, 14 May 2007 13:33:39 +0100
> From: Paul Benham
> To: Tesla list
> Subject: Re: ARSG-BPS required with 2 MOTs? (fwd)
>
> Hi Wyatt,
>
> I now have four MOT's in the power supply. Two are in series and another
> two are in parallel with these. I have two current balancing transformers,
> one for each pair of paralleled MOT's. They are made using 125VA toroidal
> cores with 55+55 turns on them. All the transformers have the shunts
> removed.
>
> I use 2.5uF on each of the four inputs to the full wave doublers and a 0.5uF
> output filter capacitor which is going to be increased soon.
>
> I do not have a website.
>
> Best regards,
>
> Paul
>
> P Benham
> R&D Engineer
>
> Wood & Douglas Ltd
> Lattice House
> Baughurst
> Tadley
> Hants RG26 5LP
> United Kingdom
>
> Tel : +44 (0) 118 981 1444
> Fax: +44 (0) 118 981 1567
> www.woodanddouglas.co.uk
> www.cofdm.com
>
> This e-mail and any attachments are confidential and may contain information
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> ----- Original Message -----
> From: "Tesla list"
> To:
> Sent: Saturday, May 12, 2007 7:01 PM
> Subject: Re: ARSG-BPS required with 2 MOTs? (fwd)
>
>
> > Original poster: List moderator
> >
> >
> >
> > ---------- Forwarded message ----------
> > Date: Fri, 11 May 2007 01:49:32 +0000
> > From: nancylavoie@xxxxxxxxxxx
> > To: Tesla list
> > Subject: Re: ARSG-BPS required with 2 MOTs?
> >
> > Thanks for the input.Are you pulling this off with only two MOTs?If so do
> you have a site I could check out for a better idea of what you're doing?
> Thanks again. Wyatt
> >
> > -------------- Original message --------------
> > From: "Tesla list"
> >
> > > Original poster: "Paul Benham"
> > >
> > > Hi Wyatt,
> > >
> > > You will find that the voltage output drops as you increase the BPS
> unless
> > > you have an awfully large capacitance in your power supply. Capacitive
> > > multipliers only charge the output capacitor on every other half cycle
> > > unless you run full wave doublers in which case it is every half cycle
> which
> > > is still only 100/120Hz. I run from 100-300BPS because of this using an
> > > ARSG. I also use inductive charging on the output with a de-quing diode
> to
> > > double the voltage again. Currently I get 8.5' arcs to ground. I have 4
> > > electrodes on the rotary which goes up to 5000rpm.
> > >
> > > Best regards,
> > >
> > > Paul
> > >
> > > P Benham
> > > R&D Engineer
> > >
> > > Wood & Douglas Ltd
> > > Lattice House
> > > Baughurst
> > > Tadley
> > > Hants RG26 5LP
> > > United Kingdom
> > >
> > > Tel : +44 (0) 118 981 1444
> > > Fax: +44 (0) 118 981 1567
> > > www.woodanddouglas.co.uk
> > > www.cofdm.com
> > >
> > > This e-mail and any attachments are confidential and may contain
> information
> > > that is legally privileged. If you are not the named recipient, or
> > > responsible for delivering the message to the named recipient, you must
> not
> > > disclose, distribute, forward, copy, store or use this e-mail or its
> > > attachments in any form. If you have received this communication in
> error,
> > > please accept our apologies and promptly inform the sender by e-mail or
> by
> > > telephoning the number above. You are also requested to delete this
> message
> > > and any attachments from your systems immediately. Although this e-mail
> and
> > > its attachments have been checked by an up-to-date virus-checking
> program
> > > before transmission, Wood & Douglas Ltd cannot accept liability for any
> > > damage sustained as a result of software viruses that maybe present.
> > >
> > > Registered Office: Lattice House, Baughurst, Hants, RG26 5LP
> > > Registration No: 2844692
> > > ----- Original Message -----
> > > From: "Tesla list"
> > > To:
> > > Sent: Friday, May 04, 2007 5:54 AM
> > > Subject: ARSG-BPS required with 2 MOTs?
> > >
> > >
> > > > Original poster: nancylavoie@xxxxxxxxxxx
> > > >
> > > > I've recently built a 2 MOT power supply complete with a voltage
> > > > doubling set up and capacitive current limiting deal per Greg Hunters
> > > > awesome site.Want to try it out on both of my already built coils
> > > > (ones a 4" and the other is a 6" secondary).Its pretty obvious to me
> > > > that the old static gap and vacuum motor I was using with my neons
> > > > isn't going to cut it anymore.What I want to know is how exactly do I
> > > > calculate the ideal BPS for such a set-up and how do I achieve this
> > > > with an asynchronous motor turning 1725 RPM? Thanks in advance! Wyatt
> > > >
> > > >
> > > >
> > > >
> > > > This message has been scanned for viruses by MailController -
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