Re: OLTC update - A problem!

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

Original poster: "davep by way of Terry Fritz <twftesla-at-qwest-dot-net>" <davep-at-quik-dot-com>

> It is really weird,  I can take the secondary off and run the coil.  The
> energies are much the same,

	Measured?

> but without a secondary, where in the world does the power go?!
	Into mag fields, floating thru the room.

	Some stray eddy current heating of nearby metallic objects.


> I guess I should run the coil at full power to "find out", but I think the
> answer would be "unpleasant" :-))  My guess is that the IGBTs will absorb
> the power if nothing else does.

	I'd expect the phase of the current/power to be
	different.

	Speculation:
	Does this sort of test contribute anything to the
	'efficiency' discussion?

	best
	dwp

...the net of a million lies...
	Vernor Vinge
There are Many Web Sites which Say Many Things.
	-me