From: FutureT@aol.com
Date: Fri, 17 May 2002 08:21:37 EDT
Subject: Re: [TSSP] Topload breakout potentials
--part1_c1.20e7cb39.2a164fd1_boundary Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 5/17/02 12:43:00 AM Eastern Daylight Time, tesla123@pacbell.net writes: > I thought you had the coil up around 26kv/cm after the surface gradient > doubling error or was that prior to the 12% differential? BTW, my gap rate > is 4.17ms and charge time is 6.33ms, so the cap should charge to a time > constant of 3.3 or 97% of Vp. This should lower the Vp at the cap to 14.8Vp > and 6.69j (if you want to pull bps in, but that can get messy fast). I > grabbed a low Fr current sense transformer from Digikey this week. Maybe I > can use it as an input current measurement temporarily (it's good only up > to 30A, so I'll have to be careful). Also, can this be used for secondary > base current or would I need a high Fr current transformer? I think this > ones spec'd at 50 to 400 Hz. Take care, > Bart Bart, What's the input current and voltage before the ballast, or into the variac? And what's the breakrate? It sounds from your comments above that you're running at 120 bps or so? Thanks, John > > --part1_c1.20e7cb39.2a164fd1_boundary Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 5/17/02 12:43:00 AM Eastern Daylight Time, tesla123@pacbell.net writes:
I thought you had the coil up around 26kv/cm after the surface gradient doubling error or was that prior to the 12% differential? BTW, my gap rate is 4.17ms and charge time is 6.33ms, so the cap should charge to a time constant of 3.3 or 97% of Vp. This should lower the Vp at the cap to 14.8Vp and 6.69j (if you want to pull bps in, but that can get messy fast). I grabbed a low Fr current sense transformer from Digikey this week. Maybe I can use it as an input current measurement temporarily (it's good only up to 30A, so I'll have to be careful). Also, can this be used for secondary base current or would I need a high Fr current transformer? I think this ones spec'd at 50 to 400 Hz. Take care,
Bart
Bart,
What's the input current and voltage before the ballast, or into the
variac? And what's the breakrate? It sounds from your comments
above that you're running at 120 bps or so?
Thanks,
John
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Maintainer Paul Nicholson, paul@abelian.demon.co.uk.