To my understanding this is what's used in large windmills generating electricity.
Filip >Actually, there WAS an AC generator which generated a constant 60Hz output >in spite of varying RPM input. It did this with a rewritable rotor. > >Curtis > >Get your free newsletter at >http://www.ezinfocenter.com/3122155/NL > > >----- Original Message ----- >From: Steve Spence <[EMAIL PROTECTED]> > >in order to maintain 60 hz at multiple rpm's, you need to generate dc, and >use an inverter to get ac. not many types of ac motors can be used for ac >generators. asynchronous motors can be IIRC. dc permanent magnet motors are >interchangeable. > > > > -- --- Martin Klingensmith http://nnytech.net/ http://infoarchive.net/ ------------------------ Yahoo! Groups Sponsor ---------------------~--> Your own Online Store Selling our Overstock. http://us.click.yahoo.com/rZll0B/4ftFAA/46VHAA/FGYolB/TM ---------------------------------------------------------------------~-> Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Biofuels list archives: http://archive.nnytech.net/ Please do NOT send Unsubscribe messages to the list address. To unsubscribe, send an email to: [EMAIL PROTECTED] Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/