Re: [TCML] DC coils

[James Mora <wavetuner@xxxxxxxxx>]

Richie Burnett has done all the heavy lifting on these issues on his site.

http://www.richieburnett.co.uk/dcreschg.html

Lots of easy equations even I can do ;-)

Jim Mora
<http://www.richieburnett.co.uk/dcreschg.html>
On Wed, Jan 26, 2011 at 2:33 PM, <lightningfor@xxxxxxxxxxxxxxxxxxxxxx>wrote:

>
> > I am planning to build a rectified 3phase - DC tesla coil with a
> variable
> > rotary gap to give a variable pulse rate, and I am wondering about the
> use
> > of the inductor (charging reactor)...
> > I can see this is used for several purposes.
> > To limit the charging current to protect the diodes and control the
> > maximum pulse per second rate.
> > Also, to create a high impedance for the HF circuit so it can oscillate
> > with out the power supply being a short accross it...
> > I can also see that there would be an optimum size (inductance) to best
> > match a given pulse per second rate for best performance.
> >
> > What I am wondering is if it is possable to build a dc coil with a
> > variable pulse rate (without changing the inductance).
> > For example, a DC coil with a rotary gap with a variable speed drive.
> > And what effect does varying the speed of the gap have on the output?
>
> > Has any body had any experience with this?
> >
> > Thanks,
> >
> > Carlos
> >
>
>
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