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Re: Sync Motor Wanted
Original poster: Ed Phillips <evp-at-pacbell-dot-net>
Tesla list wrote:
> Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com>
> You are correct -- they are not salient pole.
> The good news is --- it doesn't matter. You turn the RSG on and bring your
> variac up to 30%. If the sparks are not long at 30% you just flip the RSG
> motor power on and off once or twice (seldom takes more than twice to sync).
> My point is you can easily tell the sync point and for some unknown reason
> they always sync with a few flips of the power switch.
> The entire procedure takes about 1/4 the time it took you to read this.
Wonder if the process is leaving a bit of residual magnetism in the
rotor? It's not clear that would do it but if so it would be easy to
discharge a capacitor through the windings at the time of turn on.