开发一种三通路,低电感,低电压的火花间隙开关
Wuhan Yuan1, Yu Shen1, Y C Francis Thio1
1Center for Ultimate Energy, ShanghaiTech University, Shanghai, 201210, China.
The Review of scientific instruments
|June 18, 2025
概括
研究人员开发了一种新型的三路火花间隙开关,用于先进的核聚变能源. 这种高电流开关显示出高稳定性和可重复性,这对于下一代等离子枪至关重要.
科学领域:
- 等离子体物理学的物理学
- 核聚变能源工程 核聚变能源工程
- 脉冲动力技术是一种脉冲动力技术.
背景情况:
- 下一代同轴等离子炮对于等离子喷气驱动的磁性惯性聚变至关重要.
- 开发可靠,高性能开关技术对于这些系统至关重要.
研究的目的:
- 开发和测试一种三通路,低电感,高电流的火花间隙开关.
- 为了验证开关的性能,以便在先进的核聚变应用中使用.
主要方法:
- 设计了一种三路径,电场扭曲的火花间隙开关,具有隔离的电路.
- 在不同的气体压力 (0.1-2.5 BarG) 中测量了帕申分解曲线.
- 使用专门的测试台和等离子体枪实验评估延迟时间和动.
主要成果:
- 开关显示了低电感率和高电流能力 (0.25 MA).
- 帕申曲线测量验证了开关性能.
- 实验显示了高稳定性和可重现性,总电流是66ns,超过350次拍摄.
结论:
- 三路火花间隙开关是下一代核聚变设备的可行技术.
- 开关的稳定性和低动性满足了等离子枪的苛刻要求.
- 这一发展为核聚变能源研究推进了脉冲动力技术.
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