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低温等离子
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滑动电弧放电(Glide Arc Discharge or Plasma Arc)
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coro...@tom.com
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Oct 29, 2005, 12:38:32 PM
10/29/05
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to 低温等离子体
滑动电弧放电等离子体通常应用于材料的表面处理和有毒废物清除和裂解。下图中的滑动电弧由一对像图中所示的延伸弧形电极构成。电源在两电极上施加高压引起电极间流动的气体在电极最窄部分电击穿。一旦击穿发生电源就以中等电压提供足以产生强力电弧的大电流,电弧在电极的半椭圆形表面上向右膨胀,不断伸长直到不能维持为止。电弧熄灭后重新起弧,周而复始。其视觉观看滑动电弧放电等离子体就像火焰一般,但其平均温度却比较低即使将餐巾纸放在等离子体焰上也不会燃烧。它又被称为"索梯"(Jacog's
Ladder)。
http://www.coronalab.net/arc/arc.htm
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