Using the high voltage between the two electrodes to breakdown of gas layer, thus generating an electric arc ignition devices.

利用高电压来击穿其两电极之间的气体绝缘层，从而产生电弧的一种电火花点火设备。

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Theory analysis, numerical simulation and experimental result indicated that the surface electric field of the device was more uniform and the breakdown voltage was increased effectively.

理论分析、数值模拟和实验结果表明，该结构可以使表面电场变得更加均匀，有效提高器件击穿电压。

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And the static self-breakdown of the switch indicates that after electrode optimization the static self-breakdown voltage is stable and the distribution of electric field in the gap is mostly uniform.

开关进行了静态自击穿实验，实验结果表明开关静态自击穿电压是比较稳定的，同时也说明所研制的开关间隙内部电场分布比较均匀。

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