Dear Friends
I faced a problem in Synchrounous machine dynamic model. I cant understand stator mutual inductance as follow: Lab=-Ms-Lm cos(2*teta+pi/3) , Lbc=-Ms-Lm cos(2*teta-pi) , Lac=-Ms-Lm cos(2*teta+5pi/3). Why does phase shift as follow: pi/3 , pi , 5pi/3 ?
I faced a problem in Synchrounous machine dynamic model. I cant understand stator mutual inductance as follow: Lab=-Ms-Lm cos(2*teta+pi/3) , Lbc=-Ms-Lm cos(2*teta-pi) , Lac=-Ms-Lm cos(2*teta+5pi/3). Why does phase shift as follow: pi/3 , pi , 5pi/3 ?