Sep 21, 2009 #1 R ringo888 Member level 1 Joined Feb 2, 2009 Messages 39 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,577 3 phase phasor detection Hi Gents, I'm trying to detect the cross point of the 3 phases using analog circuit design and wanted some suggestions. the phases cross on the negative side at ever 120deg, i'd like some way of detecting this to a micro, any ideas? Regards, Ringo888
3 phase phasor detection Hi Gents, I'm trying to detect the cross point of the 3 phases using analog circuit design and wanted some suggestions. the phases cross on the negative side at ever 120deg, i'd like some way of detecting this to a micro, any ideas? Regards, Ringo888
Sep 21, 2009 #2 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,961 Helped 14,780 Reputation 29,845 Reaction score 14,249 Trophy points 1,393 Location Bochum, Germany Activity points 300,439 3 phase phasor detection Did you consider analog comparators?
Sep 21, 2009 #3 R ringo888 Member level 1 Joined Feb 2, 2009 Messages 39 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 1,577 Re: 3 phase phasor detection Hi FvM, Yes I had initially thought of using a comparator in some way but wasn't sure on the circuit required, any suggestions? Thanks, Ringo
Re: 3 phase phasor detection Hi FvM, Yes I had initially thought of using a comparator in some way but wasn't sure on the circuit required, any suggestions? Thanks, Ringo
Sep 21, 2009 #4 FvM Super Moderator Staff member Joined Jan 22, 2008 Messages 52,961 Helped 14,780 Reputation 29,845 Reaction score 14,249 Trophy points 1,393 Location Bochum, Germany Activity points 300,439 3 phase phasor detection The basic circuit involves three comparators for the individual phase voltages.
3 phase phasor detection The basic circuit involves three comparators for the individual phase voltages.