XLPE was impregnated with 4 kinds of dielectric liquids to fill up free volume (>several 10 nm). This treatment removes space for electron to be accelerated to high energy. The experimental results show that liquid impregnation drastically increases ac tree resistance of XLPE
Published in:
Conduction and Breakdown in Solid Dielectrics, 1998. ICSD '98. Proceedings of the 1998 IEEE 6th International Conference on
Date of Conference: 22-25 Jun 1998