Journal of the Korean Institute of Illuminating and Electrical Installation Engineers (조명전기설비학회논문지)

The Korean Institute of IIIuminating and Electrical Installation Engineers (한국조명전기설비학회)
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A Study on New Inverse Pinch Switch for High Power Transfer

High Power 전달을 위한 새로운 Inverse Pinch Switch에 관한 연구

  • 조국희 (한국전기연구원 전기물리그룹) ;
  • 김영배 (경남대학교 대학원 전기공학과)
  • Published : 2006.12.31
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Abstract

In contrast to the conventional trigatron switch in which the currents are constricted by the z-pinch mechanical the new switch operates in an inverse pinch geometry formed by a pair of spiral electrodes in a sealed-off type. Inverse pinch switch greatly reduces hot spot formations and protects the electrode surfaces. The switch can be initiated with an electrical trigger electrode. Advantages of the new switch over the conventional switches are longer useful life, high current capability and lower inductance due to the dispersed and moving current sheet. These improved characteristics may make the inverse pinch switch suitable for pulse power systems.

Inverse pinch 스위치는 기존 스위치와 달리 전극의 손상을 줄이기 위해 나선형 전극형태로 제작하였다. 이 스위치는 전기적 트리거 펄스전압을 인가하여 동작시키며, 본 연구의 실험결과 전극간에 발생되는 아크확산 및 전류이동 때문에 전극수명이 길고, 대전류에도 견디기 때문에 펄스파워 시스템에 사용할 수 있다는 것을 확인하였다.

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