[3] [3] Boteler D H. Geomagnetic hazards to conducting networks［J］. Natural Hazards, 2003, 28(2-3): 537-561.

[6] [6] Zhu Z Q, Wu L J, Xia Z P. An accurate subdomain model for magnetic field computation in slotted surface-mounted permanent-magnet machines［J］. IEEE Trans Magnetics, 2010, 46(4): 1100-1115.

[9] [9] Overbye T J, Hutchins T R, Shetye K, et al. Integration of geomagnetic disturbance modeling into the power flow: A methodology for large-scale system studies［C］//IEEE North American Power Symposium. 2012: 1-7.

[11] [11] Carreras B A, Lynch V E, Dobson I, et al. Dynamics, criticality and self-organization in a model for blackouts in power transmission systems［C］//IEEE Hawaii International Conference on System Sciences. 2002, 9: 1-9.

[16] [16] Dobson I, Chen J, Thorp J S, et al. Examining criticality of blackouts in power system models with cascading events［C］//IEEE Hawaii International Conference on System Sciences. 2002, 10: 1-10.