[TCML] sudden tesla shrinkage
resonance at wildblue.net
Fri Aug 1 14:32:48 MDT 2008
think of a capacitor as a large water tank. If you increase the size of the
capacitor (tank volume) you will have to increase the rate of flow of
"water" into the tank. In short, if you double the capacitance you will
have to double the current flow into the cap to equal the same performance.
On Fri, Aug 1, 2008 at 2:01 PM, <ameen_ghavam at comcast.net> wrote:
> Hey all, hope you can answer some questions for me,
> So i had a 450 watt tesla coil running a 230 ish bps spark gap on
> a 25 nF cap. The resonant cap for my xformer was 21.5 nF, kinda close I
> realize. but i had safety gaps and a terry filter and never once had an
> issue. I was pulling 28 inches on my massive toroid (22 pF).
> I recently upgraded to a 240 SYNCHRONOUS bps gap and sized up my cap for
> 14000 volts at 42 nF as suppose to 12000 at 25 nF (for safety of the cap)
> and now i only pull like, 12 inches off my big toroid. I can pul like, 15
> off my smaller 16 pF toroid.
> Should i size my cap back down? this was the only changing
> factor really, and it seems to have a negative impact on performance. My
> suspicion is that doubling cap sized reduced charge voltage and
> significantly reduced energy in joules. but i'm not sure, and i would prefer
> to hear your guys' opinions before i put my original smaller cap bank in the
> heat of battle. :)
> Thanks for the help!
> oh, and the sparks are full and meaty!! but they are shorter. the gap
> never misses and the system rings!
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