Re: Charging inductors for resonant charging

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: dgoodfellow-at-highstream-dot-net 

  > What sort of sources are there for a 5-15 Henry charging inductor for a
  > resonant charging circuit? RMS current would be in the 1-2 Amp range.


Here's a killer choke for you:

http://cgi.ebay-dot-com/ws/eBayISAPI.dll?ViewItem&item=2591312422&category=7288

You may need a few of these in series to get the inductance up to the level
that you want.
:-)
Cheers, DG


----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Thursday, January 29, 2004 10:01 AM
Subject: Re: Charging inductors for resonant charging


 > Original poster: Ed Phillips <evp-at-pacbell-dot-net>
 >
 > Tesla list wrote:
 >  >
 >  > Original poster: Jim Lux <jimlux-at-earthlink-dot-net>
 >  >
 >  > What sort of sources are there for a 5-15 Henry charging inductor for a
 >  > resonant charging circuit? RMS current would be in the 1-2 Amp range.
 >  >
 >  > Is this a "wind it on a MOT core" kind of thing?
 >
 > I'm no a magnetics designer but that sounds like a HUGE device to me!
 > If the charging frequency was 120 Hz the reactance of the 5 henry choke
 > would be about 3770 ohms and the voltage across it at 1 amp would then
 > be 3770 volts.  If it is to pass 1 amp the wire size would probably have
 > to be around #22 even for intermittent operation, and the resulting wire
 > area would require a large core.  Real designers step forward?
 >
 > Ed
 >
 >
 >