Analytical modeling and feedback control of the magnetic levitation force for an induction-type bearingless motor

Zhongguo Dianji Gongcheng Xuebao/Proceedings of the Chinese Society of Electrical Engineering

Volumn 23, Issue 11, 2003, Pages 139-144

  Nian, Heng ^a   He, Yi Kang ^a  

^a ZHEJIANG UNIVERSITY   (China)

Author keywords

Bearingless motor; Closed loop control of levitation force; Location eccentricity; Magnetic levitation force

Indexed keywords

CLOSED LOOP CONTROL SYSTEMS; CONTROL SYSTEM ANALYSIS; FEEDBACK CONTROL; MAGNETIC LEVITATION; OPERATIONS RESEARCH;

BEARINGLESS MOTOR; LOCATION ECCENTRICITY; MAGNETIC LEVITATION FORCE;

INDUCTION MOTORS;

EID: 1542301781     PISSN: 02588013     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (5)

1. Chiba A. An analysis of bearingless a AC motors[J]. IEE Trans. on Energy Conversion, 1994, 9(1): 61-67.
2. Wang Baoguo. Modeling and analysis of levitation force considering air-gap eccentricity in a bearingless induction motor[C]. Proc. of the fifth International Conference on Electrical Machine and Systems, 2001: 934-937.
3. Koji Kiryu. A radial force detection and feedback effects on bearingless motors[C]. IEEE IAS Annual Meeting Conf. Rec., 2001: 64-69.
4. Takahiro Suzuki. An air-gap-flux-oriented vector controller for stable operation of bearingless induction motors[J]. IEEE Trans. on IA, 2000, 7(4): 1069-1076.
5. Wang Fengxiang, Zheng Qishi, Wang Baoguo. Analysis and calculation of magnetic levitation forces for bearingless motors with different rotor structure[J]. Transactions of China Electrotechnical Society, 2002, 17(5): 6-10.