1Pavani Gottipati. Comparitive study of double rotor permanent magnet brushless motors with cylindrical and disc type slot-less stator[D].Louisiana State University,Baton Rouge,2007.
6QU Ronghai, AYDIN Metin, LIPO A Thomas. Pedbrmance comparison of dual-rotor radial-flux and axial-flux permanent-magnet BLDC machines [ C ]//IEEE International Electric Machines and Drives Conference, June 1 -4, 2003, Madison, USA. 2003(3): 1948 - 1954.
7XU Longya. A new breed of electric machines-basic analysis and applications of dual mechanical port electric machines [ C ]//2005 IEEE 8th International Conference on Electrical Machines and Systerns,September 27-29, 2005, Nanjing, China. 2005, 1:24 -31.
8ZHANG Fengge, NEUBERGER N, NOLLE E, et al. A new type of induction machine with inner and outer double rotors [ C ]// IEEE International Power Electronic and Motion Control Conference, August 14 - 16, 2004, Xi' an, China. 2004,1:286 - 289.
9Putta C L Swamy, Singh B, Singh B P. Investigation on dynamic behavior of permanent magnet brushless DC motor drive[J]. Electric Machines and Power Systems, 1995, 23(3): 689-701.