新型引脚放置可提高触发火花间隙性能和易于组装
Brad J Maynard1, Jon Cameron Pouncey1, Jane M Lehr1
1Department of Electrical Engineering, University of New Mexico, Albuquerque, New Mexico 87131, USA.
The Review of scientific instruments
|August 29, 2025
概括
这项研究探讨了修改触发式火花间隙电极以提高更慢,更便宜的触发器的性能. 一个中心针的几何结构提供了可靠的切换和更广泛的操作范围,简化了制造.
科学领域:
- 电气工程
- 血物理
背景情况:
- 触发火花间隙对于许多应用至关重要.
- 可靠的性能通常需要昂贵,快速增长的高压触发器.
- 这项研究集中在使用级联分解的场变形火花间隙上.
研究的目的:
- 调查是否改变触发针的几何可以改善火花间隙切换与缓慢的触发脉冲.
- 评估与传统设计相比的新型中央针配置.
- 确定引脚几何对转换特征的影响,如动和操作范围.
主要方法:
- 使用固态驱动的点火线圈 (40.5kV,5.1μs研究时间) 作为触发源.
- 通过偏离轴的针电极研究了场变形的火花间隙.
- 对比传统的触发针设计 (可变的场增强和位置) 与拟议的中心针几何.
主要成果:
- 拟议的中央引脚几何实现了与高度增强的常规引脚相比的切换动.
- 这种修改使得电压工作范围降低到自动故障电压的50%.
- 在中央引脚配置中观察到延迟时间的显著增加.
结论:
- 将触发针修改为中央固定位置可以简化设计和制造.
- 尽管延迟增加,但中心引脚提供了可比的动和更广泛的操作电压范围.
- 与当前技术相比,这种方法具有可靠的制造,组装和寿命的优势.
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