At 17.05 2011.08.25, you wrote: >> talking about a stator mounted on a engine's flywheel: >> In other words, how do output watts vary with varying rotational speed, >> assuming no losses, saturation, etc..? > > >Current will increase approximately linearly with speed up until >saturation and then be relatively constant. Voltage will tend to keep >increasing ~linearly with speed throughout. Thanks. May we assume the max current from inductance (67 mH) and resistance (18 Ohm) of the stator, and RPM? Of course it will be an estimate, as we know nothing about the magnets in the flywheel. But I can assume it was designed decently (it's a motorbike's CDI generator). Of course at this current the voltage will be zero, so to get max possible power from stator I have to use a lower current (70.7%?). Cheers, Mario --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .