A DISCHARGE-AVALANCHE THEORY FOR THE PROPAGATION OF ELECTRICAL TREES - A PHYSICAL BASIS FOR THEIR VOLTAGE-DEPENDENCE

被引:52
作者
FOTHERGILL, JC [1 ]
DISSADO, LA [1 ]
SWEENEY, PJJ [1 ]
机构
[1] UNIV LONDON KINGS COLL,DEPT PHYS,LONDON WC2R 2LS,ENGLAND
关键词
D O I
10.1109/94.300291
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The voltage dependence of electrical tree propagation from both recessed voids and embedded needle electrodes is described in terms of a quantitatively expressed physical model. Voltage dependent changes in the fractal dimension of the trees are used to explain the nonmonotonic behavior observed in the embedded needle geometry. The relationship of the model to inverse power law and 'Z' lifeline characteristics is briefly discussed.
引用
收藏
页码:474 / 486
页数:13
相关论文
共 34 条
[1]   PHYSICAL MODEL OF ELECTRIC AGING AND BREAKDOWN OF EXTRUDED POLYMERIC INSULATED POWER-CABLES [J].
BAHDER, G ;
GARRITY, T ;
SOSNOWSKI, M ;
EATON, R ;
KATZ, C .
IEEE TRANSACTIONS ON POWER APPARATUS AND SYSTEMS, 1982, 101 (06) :1379-1390
[2]   ELECTRICAL BREAKDOWN CHARACTERISTICS AND TESTING OF HIGH-VOLTAGE XLPE AND ELECTRON-PARAMAGNETIC-RES INSULATED CABLES [J].
BAHDER, G ;
SOSNOWSKI, M ;
KATZ, C ;
EATON, R ;
KLEIN, K .
IEEE TRANSACTIONS ON POWER APPARATUS AND SYSTEMS, 1983, 102 (07) :2173-2185
[3]   THE ROLE OF POLYMER INTERFACE DURING TREE INITIATION IN LDPE [J].
BAMJI, SS ;
BULINSKI, AT ;
DENSLEY, RJ .
IEEE TRANSACTIONS ON ELECTRICAL INSULATION, 1986, 21 (04) :639-644
[4]   STOCHASTIC MODELING OF ELECTRICAL TREEING - FRACTAL AND STATISTICAL CHARACTERISTICS [J].
BARCLAY, AL ;
SWEENEY, PJ ;
DISSADO, LA ;
STEVENS, GC .
JOURNAL OF PHYSICS D-APPLIED PHYSICS, 1990, 23 (12) :1536-1545
[5]  
CHAMPION JV, 1992, IEE DMMA C PUB, V363, P201
[6]   THE INFLUENCE OF PHYSICAL-PROPERTIES ON ELECTRICAL TREEING IN A CROSS-LINKED SYNTHETIC RESIN [J].
COOPER, JM ;
STEVENS, GC .
JOURNAL OF PHYSICS D-APPLIED PHYSICS, 1990, 23 (12) :1528-1535
[7]  
COOPER JM, 1993, THESIS U MANCHESTER
[8]   INVESTIGATION INTO THE GROWTH OF ELECTRICAL TREES IN XLPE CABLE INSULATION [J].
DENSLEY, RJ .
IEEE TRANSACTIONS ON ELECTRICAL INSULATION, 1979, 14 (03) :148-158
[9]  
Dissado L. A., 1992, IEE DMMA C PUB, V363, P13
[10]   PHYSICAL MODEL FOR BREAKDOWN STRUCTURES IN SOLID DIELECTRICS [J].
DISSADO, LA ;
SWEENEY, PJJ .
PHYSICAL REVIEW B, 1993, 48 (22) :16261-16268