V2EX vacuum arc

Vacuum Arc

定义 Definition

“Vacuum arc” 指真空电弧:在真空或低气压环境中,由电极间放电形成的电弧放电。常见于真空开关、真空电弧重熔(VAR)、薄膜沉积(阴极电弧沉积)等场景。该词也可泛指“在真空条件下产生的电弧现象”。

发音 Pronunciation

/vkjum rk/

例句 Examples

A vacuum arc can form inside a vacuum interrupter.
真空开关的灭弧室内可能形成真空电弧。

During vacuum arc remelting, the metal is purified as the arc melts the electrode under controlled vacuum conditions.
在真空电弧重熔过程中,电弧在受控真空条件下熔化电极,从而帮助金属提纯。

词源 Etymology

“Vacuum” 源自拉丁语 vacuus(“空的”),表示“真空/空无”;“arc” 来自拉丁语 arcus(“弓、弧线”),在电学中引申为“电弧”。合起来字面意思是“真空中的电弧”。

相关词 Related Words

文学与著作 Literary Works

  • Handbook of Vacuum Arc Science and Technology(真空电弧科学与技术手册)
  • Vacuum Arc Remelting(真空电弧重熔相关专著与章节常以此为题)
  • Cathodic Arcs: From Fractal Spots to Energetic Condensation(阴极电弧:从分形弧斑到高能凝聚)
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