4Tian-hua Lui,Chih-ying Lin.Modeling and Performance of a Static Frequency Converter Starting a 300 MVA Synchronous Machine[J].Electric Power Systems Research,1996,(37):45-53.
5Changl,Eastham A R,Dawson G E.Permanent magnet synchronous motor:finite element torque calculation[A].Proc of IEEE Industry Application Society Annual Meeting[C],San Diego,USA:1989,69-73.