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RE: [TCML] Inductor Construction
Bill Beaty has done this:
...cable heated up quickly though.
Conductive cooling doesn't work well through all that PVC insulation...
Some fun reading
> -----Original Message-----
> From: tesla-bounces@xxxxxxxxxx
> [mailto:tesla-bounces@xxxxxxxxxx] On Behalf Of David Speck
> Sent: Sunday, May 31, 2009 7:17 PM
> To: Tesla Coil Mailing List
> Subject: Re: [TCML] Inductor Construction
> What you are proposing is to create a multifilar winding. Bifilar
> windings (two wires in parallel) are relatively common. I've seen
> magnet wire offered with 4 conductors bonded together. No reason you
> couldn't do 6.
> If you arbitrarily number your wires 1 through 6, just apply power to
> the start of winding 1 (W1), connect the end of W1 to the
> start of W2,
> the end of W2 to the start of W3, and so on. Power comes out
> of the end
> of W6.
> Only downside is if there is a thick insulation jacket around the
> overall cable. It will take up space and trap heat. Also,
> jacketed cables are more expensive per net foot of conductor than a
> single conductor. Still, if you can get the stuff cheaper
> than a roll
> of 8 Ga THHN at Home Depot, go for it!
> Tyler Pauly wrote:
> > I apologize for my rustiness with classical physics, but
> here's the problem:
> > I'm building an inductive ballast for a pole pig; the plan
> is for 200-300 turns of 8 gauge around a PVC pipe, with some
> welding rods taped together into a long bar sliding in and
> out of the PVC form.
> > My question arises because I found a supplier of some cable
> that has 6 strands of 8 gauge insulated copper wire inside.
> Would I be able to somehow splice the input to connect to all
> 6, then use say 50' of the cable to get 300 turns effective?
> > Is this feasible or not?
> > Thanks,
> > Tyler
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