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Re: More real experiments
Tesla List wrote:
>
> > Subject: More real experiments
>
> >From bert.hickman-at-aquila-dot-comThu Nov 14 21:54:24 1996
> Date: Thu, 14 Nov 1996 06:48:18 -0800
> From: Bert Hickman <bert.hickman-at-aquila-dot-com>
> To: tesla-at-pupman-dot-com
> Subject: Re: More real experiments
>
> Tesla List wrote:
> >
> > >From hullr-at-whitlock-dot-comTue Nov 12 22:35:46 1996
> > Date: Tue, 12 Nov 1996 16:45:50 -0800
> > From: Richard Hull <hullr-at-whitlock-dot-com>
> > To: tesla-at-pupman-dot-com
> > Subject: More real experiments
> >
> > Well gang,
> >
> > I have been busy over the weekend with my Pearson current monitor and
> > capacitive HV voltage divider. I physically measured the voltge across
> > the gap and current through it while the coil was in operation. In an
> > effort to find the power consumed by the gap in operation.
> >
> <SNIP>
>
> > Due to my using a variac and only allowing the AC line voltage to reach
> > 28 volts in to the neon's primary, I measured a peak voltage out from the
> > transformeers secondary of 2640 volts.
> >
> > This showed up as the max voltage across the non-firing gap. Firings at
> > the gap showed a rather immediate fall to ~200 volts. The current
> > transformer indicated a peak current in the system at this point of ~80
> > amps. Thus under the optimal conditions the gap had a lowest possible
> > resisitance of 2.5 ohms. (The gaps were hardly making any noise!) For the
> > instant of max turn on, the gap consumed 16,000 watts of peak energy.
> > The peak tank energy in our little 15VA system would have been on the
> > order of 160,000 watts. based on a 2KV firing point and 80 amp tank
> > current. 10% losses figured this way.
> >snip
> Richard,
>
> Great information, with great equipment! Any idea what the total gap
> length was?? 6 gaps and 200 Volts implies about 33 volts/gap, and about
> 0.4 Ohm/gap - NOT BAD performance at all! What's the faceplate current
> rating on your little neon?
>
> -- Bert --
Bert,
The system used a standard 4.5KV -at- 30maneon with only 28vac on the
primary.
Richard Hull, TCBOR