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In Reply to: RE: The K&K unit has adjustable quadrature posted by Ugly on May 13, 2014 at 19:50:20:
For most synch motors there is a sginificant variation in magnetic reluctance with rotor position which occurs twice per pole / slot pairing. Mathematically this is equivalent to third harmonic distortion.
Empirically, I found third harmonic addition gave the best results.
Mark Kelly
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Follow Ups
- It depends on the motor. - Mark Kelly 05/13/1420:46:15 05/13/14 (5)
- RE: It depends on the motor. - Ugly 06:59:40 05/14/14 (4)
- The fly in the ointment - Mark Kelly 15:57:08 05/14/14 (3)
- RE: The fly in the ointment - Ugly 19:24:39 05/14/14 (2)
- I'll answer it here - Mark Kelly 20:18:20 05/14/14 (1)
- RE: I'll answer it here - Ugly 22:36:55 05/14/14 (0)