RE: Induction heating in torroid / short circuit of secondary

• To: tesla-at-pupman-dot-com
• Subject: RE: Induction heating in torroid / short circuit of secondary
• From: "Coiler" <mycroft-at-access1-dot-net> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Sun, 19 Dec 1999 17:22:05 -0700
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

>
> I've got two worries though, where I'd be interest to hear other people's
> views and experiences.
>
> 1) If I use steel pie tins will I get problems with induction heating?
Not that I have noticed.
> 2) More generally, does the complete conducting loop of the
> torroid act as a
> short circuited turn coupled into the flux of the secondary?  If so, would
> it be better to leave a gap in the torroid to minimize power loss?

Again, not that I have noticed. I have exactly the arrangement you mention
using 6" ductwork on my 6" coil.
Michael Baumann
Coiler, Homebrewer, Nerd...mycroft-at-access1-dot-net
http://www.access1-dot-net/mycroft

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