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4hv.org :: Forums :: High Voltage
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Experiment request: burning paper w/ flyback

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Sulaiman
Tue Sept 04 2012, 11:52AM
Sulaiman Registered Member #162 Joined: Mon Feb 13 2006, 10:25AM
Location: United Kingdom
Posts: 3140
Yes, I too think that the paper has to be against a metal plate or roller to remove the heat
and the arc should vapourise as much as burn the paper.
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AndrewM
Fri Sept 07 2012, 04:28AM
AndrewM Registered Member #49 Joined: Thu Feb 09 2006, 04:05AM
Location: Bigass Pile of Penguins
Posts: 362
I have had a chance to play with this, finally. The tendency to catch fire is managed easily by keeping the paper in contact with a metal sheet.

However it still prefers to burn holes rather than lines... I suspect because the "channel" of ionized gas passing through the hole remains attractive until the probe has moved far enough away for it to become more attractive to punch through the paper anew.

Maybe I'd have better luck if I used a chopper that broke the arc and allowed the ionization to dissipate? EDIT: Sorta like quenching a spark gap, I mean.

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Shrad
Fri Sept 07 2012, 06:58AM
Shrad Registered Member #3215 Joined: Sun Sept 19 2010, 08:42PM
Location:
Posts: 780
why not a nozzle with an aquarium pump, like they do for CO2 laser cutting?
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