磁开关技术及其在高功率脉冲驱动源中的应用  

Technology and application of magnetic switches for solid-state high power pulsed generators

作　　者：高景明[1,2] 张瀚文 李嵩 杨希彪 孙艺杰 李典耕 陈绒 任小晶 杨汉武 钱宝良[1,2] Gao Jingming;Zhang Hanwen;Li Song;Yang Xibiao;Sun Yijie;Li Diangeng;Chen Rong;Ren Xiaojing;Yang Hanwu;Qian Baoliang(College of Advanced Interdisciplinary Studies,National University of Defense Technology,Changsha 410073,China;State key Laboratory of Pulsed Power Laser Technology,Changsha 410073,China)

机构地区：[1]国防科技大学前沿交叉学科学院,长沙410073 [2]脉冲功率激光技术国家重点实验室,长沙410073

出　　处：《强激光与粒子束》2024年第11期51-61,共11页High Power Laser and Particle Beams

基　　金：国家高技术发展计划项目。

摘　　要：磁开关具有高功率、高重频、高稳定、长寿命等特点,在脉冲功率领域得到了重要应用。首先,介绍了磁开关技术的发展现状。然后,建立了一种磁开关场路协同仿真模型,分析了不同脉冲宽度下磁开关的磁场扩散及饱和动态特性、层间绝缘特性和损耗特性等;研究了磁芯几何结构对磁开关动态特性的影响。最后,阐述了磁开关技术在固态化高功率脉冲驱动源的应用,以及两路脉冲源合成时磁开关的同步技术。Because of its high repetition rate and reliability,solid-state pulsed power generator is an important aspect of pulsed power technology.The solid-state switches play a critical role in this technology,and among them the magnetic switch stands out due to its long lifespan,high power capacity and free of maintenance.This manuscript delves into the key technologies and typical applications of magnetic switches.Furthermore,utilizing a field-circuit co-simulation model of magnetic switches,the manuscript analyzes the working characteristics of magnetic cores.The model includes processes like magnetic core saturation,interlamination electric field strength,and energy loss across various time scales.Additionally,the manuscript explores the influence of magnetic core geometry.Finally,it presents applications utilizing magnetic switch technology,such as compact solid-state high-power pulse generators and magnetic synchronization technology.

关 键 词：脉冲功率技术 磁开关 固态化 磁开关动态特性 

分 类 号：TN78[电子电信—电路与系统]