From: "Terrell W. Fritz"
Date: Mon, 14 Oct 2002 20:51:52 -0600
Subject: Re: [TSSP] Top Voltage
Hi Paul, At 03:51 PM 10/14/2002 +0100, you wrote: >Terry wrote: > >> 300 Vfire raised medium shpere (base current) >> http://hot-streamer.com/temp/OLTC10-12-11.gif >> http://hot-streamer.com/temp/OLTC10-12-11.CSV >> breakout was 100% of teh time > >I notice when examining the secondary ringdown that >we can see a clear transition between the initial >steep part of the decay, and the later part of >the ringdown. > >The transition seems to occur around 400uS, at 0.6 >amps base current. This corresponds to 63kV on the >topload, and a surface field on the sphere of 19kV. > >Prior to this point, the Q factor averages 32 and >afterwards, it averages 86 (almost the unloaded value). > >I suppose we're seeing the discharge cut off. > >It's wonderful to see so much of the secondary energy >going into the streamer load. >-- >Paul Nicholson, >-- I see that dual slope waveform a lot but I never realized what it meant, till now :-) I think you are totally correct in light of my direct observations here. It is interesting since it suggests a voltage or power level where the streamer is actually quenched or starved off. If the pulses were more repetitive to keep a leader going and all, I bet the power to the streamer would be greater.
Maintainer Paul Nicholson, paul@abelian.demon.co.uk.