Re: DC Controlled Reactance Choke

• To: tesla-at-pupman-dot-com
• Subject: Re: DC Controlled Reactance Choke
• From: Ed Phillips <evp-at-pacbell-dot-net> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Fri, 07 Jan 2000 21:01:31 -0700
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

Tesla List wrote:
> 
> Original Poster: "bob golding" <yubba-at-clara-dot-net>
> 
> ----------
> > From: Tesla List <tesla-at-pupman-dot-com>
> > To: tesla-at-pupman-dot-com
> > Subject: Re: DC Controlled Reactance Choke
> > Date: 06 January 2000 19:27
> >
> > Original Poster: "Dr. Resonance" <Dr.Resonance-at-next-wave-dot-net>
> >
> >
> >
> > This concept works very well.  We use it in our reactors for higher
> powered
> > coil systems.  Using a gapped core E-I reactor you wind approx 150 turns
> > around the center of the E lamination and then wind your normal reactor
> > windings over this.  By running approx 75-100 VDC at 3-5 amps through the
> > center winding you have complete control over the reactor's performance.
> >
> > Dr. Resonance

	What do you do about the voltage induced in the control winding? 
Conventional saturable reactor design uses two control windings (or I
guess reactor windings would do as well) polarized so that the induced
voltage in each winding cancels.

Ed

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