3IEC61245-1993. Artificial pollution tests on high-voltage insulators to be used on dc systems [S]. New York, CENELEC, 1993.
4Baker A C, Zaffanella L E, Anzivino L D, et al. Contamination performance of HVDC Station post insulators [J]. IEEE Transactions on Power Delivery, 3(4): 1968- 1975.
5Ma W M, Luo B, Su Z Y, et al. Preliminary recommendations on the suitable shed profile for HVDC station insulators with silicone rubber housing[C]//2006 International Conference on Power System Technology. Chongqing, China, 2006.3:103 - 109.
