【摘要】 采用针板电极系统，对环氧树脂和玻璃纤维的复合材料进行了电热老化试验、电老化试验以及局部放电起始放电电压试验，分析了这种复合材料的界面微观照片，提出了这种复合材料的击穿放电特性及机理。更多还原

【Abstract】 In this paper needle plate electrode system is adopted. The breakdown under electrical thermal and electrical aging process, and the initial voltage of partial discharge of compound material have been tested. The microphotographs of interface in the material have been analysed. The mechanism and characteristics of the breakdown have been put forward for the compound material.更多还原