[1] [1] GERLACH B, EHINGER M, RAUE H K. Digital controller for a gimballing magnetic bearing reaction wheel［C］.AIAA Guidance, Navigation, and control conference and exhibit Aug. 2005, 15-18, San Francisco, California:1-6.

[2] [2] XU Y L, DUN Y Q, WANG X H, et al. Analysis of hybrid magnetic bearing with a permanent magnet in the rotor by FEM［J］. IEEE. Transactions on magnetics, 2006,42(4):1363-1366.

[3] [3] LIU B,FANG J CH, LIU G. Implementation of active vibration control for magnetically suspended flywheels based on TMS320C6713B+FPGA digital controller［J］. Opt. Precision Eng., 2009,17(1):152-157.(in Chinese)

[4] [4] FANG J CH,YANG L,SUN J J,et al.. Novel permanent-magnet bias radial magnetic bearing used in magnetical suspended flywheel［J］.Opt. Precision Eng.,2008,16(3):444-451.(in Chinese)

[5] [5] LIVET J L, BRETAUDEAU M. Temporary locking device for inertia wheel. USA,4345485 ［P］. 1982-08-24.

[6] [6] BEAU J F, GAUTHIER M. Kinetic wheel arrangement incorporating magnetic suspension provided with means for caging its rotor. USA, 4566740［P］. 1986-01-28.

[7] [7] PRIVAT M,COSTA A D. Penumatic locking device for magnetic bearing reaction wheel［C］. Proceedings of the 10th European space mechanisms and tribology symposium, San Sebastian, Spain, 2003:1-8.

[8] [8] GUELIS H V D,JOLY J L. Device for temporarily locking a rotor onto a stator. USA, 4872357 ［P］. 1989-10-10.

[9] [9] YE Q H. Structure analysis and optimum design for magnetically suspended reaction flywheel and experimental research［D］.Beijing:Beijing university of aeronautics and astronautics master's degree paper,2007.(in Chinese)

[10] [10] LIU X D,YU L H. Development of automatic locking system for magnetic bearing flywheel［J］.Machinery & electronics,2007(3):33-36. (in Chinese)

[11] [11] HAN B CH, LIU Q. Electromagnetic locking device based on self-locking for magnetic suspended flywheel［J］. Opt. Precision Eng.,2006,14(4):2456-2464. (in Chinese)

[12] [12] HAN B CH, HU G, FANG J CH. Optimization design of magnetic suspended gyroscope rotor［J］.Opt. Precision Eng.,2006,14(4):662-666.(in Chinese)

[13] [13] YE Q H, LI H, HAN B CH. Optimization design of magntic bearing reaction wheel rotor using iSIGHT software［J］. Journal of astronautic, 2007,28(6):1619-1623. (in Chinese)