Three-dimensional simulation of a positive streamer in air near curved anode

被引:28
作者
Kulikovsky, AA [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Ctr Res Comp, NIVC, Moscow 119899, Russia
关键词
D O I
10.1016/S0375-9601(98)00415-0
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report the results of the first fully three-dimensional numerical simulation of a positive streamer in air in a 5 cm gap between a curved anode and a plane cathode. The formation of a negative radial field ahead of the streamer is found. This field leads to the formation of a current-free region in the streamer channel. The origin of the effect is discussed and the characteristic radius of this region is obtained. (C) 1998 Elsevier Science B.V.
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页码:445 / 452
页数:8
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