Hi MIKE.

05-Sep-03 09:00:14, MIKE ROSS wrote to Jasen Betts


 MR> "Jasen Betts" bravely wrote to "MIKE ROSS" (04
Sep 03  18:02:41)
 MR> --- on the heady topic of "Re: Vehicle LED's"

 JB>> were I asked to design one I'd do something like this

 MR> Hey, that's seriously nice ASCII art! My compliments to the
 MR> keyboard jockey.

:)

 MR> So where would the magnet/winding be in the rotor or the stator?
 MR> Either spin a doughnut magnet or a lot of iron and wire, huh? I
 MR> think I'd rather spin a doughnut magnet in this case. OTOH a lot
 MR> of poles would mean a rectified DC output however it wouldn't need
 MR> any filtering.

Regular cycle dynanos use 4 pole magnet rotors 4 pole pieces attached to
the stator.

the in-hub one could be built with more... immagine an automobile altenator in
reverse.  output winding fixed to the wheel axle with claw shaped pole-pieces
with an up-geared donut magnet with a matching number of poles

 -=> Bye <=-

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