3ZHU H,GREEN V, SASIC M.ldentification of stator insulation deterioration using on-line partial discharge testing[J].lEEE Electrical Insulation Magazine, 2001, 17(6):21-26.
4Wei Wang, Chang-yu Li. On site PD detection on XLPE cable accessories [C]. Electrical Insulation Conference and Electrical Manufacturing Expo. 2005:34-37.
5Stone G C, Sedding H G, Fujimoto N. Practical implementation of ultrawideband partial discharge detectors. IEEE Transaction on Electrical Insulation, 1992, 27(1):70-81.
4IEC 60034-1842:2008.Qualification and acceptance tests for partial discharge resistant electrical insulation systems(type Ⅱ)used in rotating electrical machines fed from voltage converters[S].2008.