The rule of thumb for engine genrators is 2hp / 1kw of electric.
Steve Spence Dir., Green Trust http://www.green-trust.org Contributing Editor http://www.off-grid.net http://www.rebelwolf.com/essn.html Ranjitkar, Ghanashyam wrote: > > Hi, > > With 25hp or 18.65kW motor, it should be possible to generate at least 15kW > of power in generator mode. 11kW seem very cautious. > > > Ghanashyam > > -----Original Message----- > From: Nando [mailto:[EMAIL PROTECTED] > Sent: Monday, April 11, 2005 5:41 PM > To: [email protected] > Subject: Re: [microhydro] 3 phase motor as generator for net metering and > then some > > > > Dave: > > The method described by you is an standard method used to run 3 phase motors > with single phase, the capacitor is used to generate the quasi-3 phase for > motor biasing, therefore if used as a Grid Tied Generator the capacitor will > supply the magnetic field for power generation. > > The KW that can be generated by this motor would be the motor rating divided > by 1.73, so if you have a motor that is 25 HP= 18.65 KW, as a single phase > Grid tied generator, the available power would be 11 KW. > > Regards > > Nando > > ----- Original Message ----- > From: "Dave Blaze" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Sunday, April 10, 2005 8:37 AM > Subject: [microhydro] 3 phase motor as generator for net metering and then > some > > > >> >> >>Some years ago I met a fellow in Vermont who was generating power >>and net metering (I think the power company knew about it) He was >>using a 3 phase motor which had 2 legs tied to the grid and the >>third leg had some excitation / power factor capacitors on it. He >>also was using a buck boost transformer on the third leg to control >>the voltage output and the power factor (so he claimed) I have >>original drawings showing all this that he submitted to Western Mass >>Electric many years ago. His name is Ray Miller and his company was >>called Harrisville Mill Service. He is mentioned in the book by >>George Butler and when I visited George before he died, he suggested >>I go visit Ray since he was only a few miles away. What a day that >>was! >> >>Anyone out there know about Ray or any of his installations, or the >>use of a three phase motor to generate power for net metering on a >>single phase system? >> >>While I have your attention, I am looking for small home built >>hydroelectric installations in New England to go look at and >>photograph. I have found a half dozen or so but I'm sure there are >>more. >> >>Thanks >> >>Dave >> >> >> >> >> >> >> >> >> >>Does your company feature in the microhydro business directory at > > http://microhydropower.net/directory <http://microhydropower.net/directory> > ? If not, please register free of > charge and be exposed to the microhydro community world wide! > >>NOTE: The advertisements in this email are added by Yahoogroups who > > provides us with free email group services. The microhydro-group does not > endorse products or support the advertisements in any way. > >>More information on micro hydropower at http://microhydropower.net > > <http://microhydropower.net> > >>To unsubscribe: send empty message to > > [EMAIL PROTECTED] > >>Yahoo! Groups Links >> >> >> >> >> >> >> > > > > > > > > Does your company feature in the microhydro business directory at > http://microhydropower.net/directory <http://microhydropower.net/directory> > ? 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