[TCML] PFC Question (again)
deano at deanostoybox.com
Thu May 22 06:55:38 MDT 2008
I do not mean to leave you hanging, but after giving much thought, have found
myself unable to express my opinions on the subject in just a few words. A
few pictures perhaps. May take some time. Will advise when I have something
On Tuesday 20 May 2008 09:07:23 pm bartb wrote:
> Hi Deano,
> David Dean wrote:
> > Question - can anyone explain these effects
> > Power factor correction is about resonance. If the current drawn from the
> > supply was decreasing, that can only mean that the circulating current in
> > the rest of the circuit had to be increasing. When it started to issue
> > sparks, that was a load which threw things back out of balance.
> Back out of balance? Please explain.
> >> and should I
> >> only parallel the PFC with the input of the PT only and not
> >> the main input to the PT and its ballast?
> > Absolutely not. It is the inductance of the ballast that is working
> > with?/against? the PFC cap to reduce the current drawn from the source.
> This is the first I have heard of not connecting the PFC's directly
> across the low voltage mains. Please explain in more detail why not.
> This is the only connection I've heard about on the TCML over the years
> and here you are saying not to do that. Is not the inductance of the
> ballast felt across the transformer?
> You sound like your very knowledgeable in this area and I would really
> like to understand more about power factor correction. It's been a goofy
> subject on the TCML over the years and none of us I guess are very well
> experienced in this area.
> Take care,
> Tesla mailing list
> Tesla at www.pupman.com
More information about the Tesla