Re: Tank cap and psu for 3 inch coil

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com> 

seeing as how I'm running it off a 4 pack mot, destroyign the NST wont be a
problem.

---Eric
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Tuesday, April 13, 2004 6:51 AM
Subject: Re: Tank cap and psu for 3 inch coil


 > Original poster: "Gerry Reynolds" <gerryreynolds-at-earthlink-dot-net>
 >
 >
 > Hi Eric,
 >
 > If you run at resonance and the safety or main gap is not set correctly,
 > there is high possibility that the resonant voltage rise could distroy the
 > NST.  Assuming that your safety gap is set correctly (to prevent
 > overvoltage), the BPS for Cp = Cres will be around 190 as compared to 120
 > for Cp = 1.6 * Cres.  Your gap losses will be higher at 190 BPS.  I have
 > personally found better performance with static LTR value for Cp.  Power
 > processed is not much different (assuming 10KV gap firing) because as the
 > BPS drops with larger Cp, the bang size increases so the product is fairly
 > constant (this is not entirely true but its not too far off).
 >
 > Gerry R.
 >
 >
 >  > Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com>
 >  >
 >  > Ok, so I take the 34.5 nF and multiply it times 1.6 for 55.2 nF? Or do
I
 >  > have something wrong? Also, why wouldnt I want my transformer working
 >  > harder, wouldnt it give better performance?
 >  >
 >  > ---Eric
 >
 >
 >