Re: Residual charge left on caps

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Original poster: "June Heidlebaugh" <rheidlebaugh-at-desertgate-dot-com> 

When the shape of two conductors is different rectification may occur. A
sharp point tends to emit electrons and a half sphere tends to collect
electrons so a cup and point together forms a high voltage low current
rectifier. I use this method to rectify the output of a TC.     Robert   H

----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Wednesday, January 14, 2004 7:54 AM
Subject: Re: Residual charge left on caps


 > Original poster: "Gerry Reynolds" <gerryreynolds-at-earthlink-dot-net>
 >
 > Hi Gary,
 >
 > In practice, we experience the effect with a gazzion cycles.  I wonder if
 > more simulation cycles need to be done before seeing an accumulation.
Also,
 > could you explain coronal rectification?  Does it have something to do
with
 > the dialectric tensor?
 >
 > Gerry R
 > Ft Collins, CO
 >
 >
 >
 >  > Original poster: "Lau, Gary" <gary.lau-at-hp-dot-com>
 >  >
 >  > A while back I performed some MicroSim simulations to try to see what
 > could
 >  > be causing such a thing to occur.  I did include unequal leakage
 >  > resistances as well as unequal capacitances, but I was unable to get
any
 >  > cumulative charge to build over multiple mains cycles.  It's got to be
 >  > something non-linear, like coronal rectification.
 >  >
 >  > Gary Lau
 >  > MA, USA
 >
 >