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Re: Saturation/the real meaning?
Original poster: "Ed Phillips by way of Terry Fritz <twftesla-at-uswest-dot-net>" <evp-at-pacbell-dot-net>
Tesla list wrote:
>
> Original poster: "Bert Hickman by way of Terry Fritz
<twftesla-at-uswest-dot-net>" <bert.hickman-at-aquila-dot-net>
>
> Harvey,
>
> You've got it exactly right - once we begin to saturate the magnetic
> permeability significantly declines, becoming perhaps 1/1000 of that prior
> to saturation. So once we've reached sufficient current flow to saturate
> the core, there will be a marked decrease in the effective inductance (from
> that point on), and thus a much lower inductive reactance. You'll you see a
> sudden increase in current flow with any further increase in applied
> voltage as the effective inductance begins to act more and more like that
> of a air core coil.
>
> -- Bert --
You'll also get more and more loss in the iron and it will become
hotter and hotter!
Ed