Influence of charges on spacer surface flashover in air and SF6

被引:0
|
作者
Rao, BN [1 ]
Dwarkanath, K [1 ]
Siddagangappa, MC [1 ]
机构
[1] Cent Power Res Inst, Bangalore, Karnataka, India
关键词
D O I
暂无
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
Cylindrical spacers of Polymethyl methacrylate, polytetra fluroethylene, Epoxy and Nylon with a conducting particle on the surface have been subjected to lightning impulse voltages (1.2/50 mu sec) under uniform electric field in air and under non-uniform electric held in SF6. The effect of lightning impulse voltage polarity, gas pressure, Permittivity, charged source position on surface flashover of spacers and v-t characteristics are discussed. Surface morphology of spacer after flashover events in air and SF6 are presented.
引用
收藏
页码:673 / 676
页数:4
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