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一种基于磁饱和变压器的DSRD脉冲电源设计

史晓蕾 陈锦晖 王冠文 王磊 曾涛 杨威 王旭 苏文同 吴官健

史晓蕾, 陈锦晖, 王冠文, 等. 一种基于磁饱和变压器的DSRD脉冲电源设计[J]. 强激光与粒子束, 2020, 32: 025020. doi: 10.11884/HPLPB202032.190387
引用本文: 史晓蕾, 陈锦晖, 王冠文, 等. 一种基于磁饱和变压器的DSRD脉冲电源设计[J]. 强激光与粒子束, 2020, 32: 025020. doi: 10.11884/HPLPB202032.190387
Shi Xiaolei, Chen Jinhui, Wang Guanwen, et al. Design of drift step recovery diode pulse power generator based on magnetic saturation transformer[J]. High Power Laser and Particle Beams, 2020, 32: 025020. doi: 10.11884/HPLPB202032.190387
Citation: Shi Xiaolei, Chen Jinhui, Wang Guanwen, et al. Design of drift step recovery diode pulse power generator based on magnetic saturation transformer[J]. High Power Laser and Particle Beams, 2020, 32: 025020. doi: 10.11884/HPLPB202032.190387

一种基于磁饱和变压器的DSRD脉冲电源设计

doi: 10.11884/HPLPB202032.190387
基金项目: 国家自然科学基金项目(11675194,11475200)
详细信息
    作者简介:

    史晓蕾(1993—),男,博士研究生,研究方向为加速器注入系统脉冲电源;shixl@ihep.ac.cn

  • 中图分类号: TL501

Design of drift step recovery diode pulse power generator based on magnetic saturation transformer

  • 摘要: 漂移阶跃恢复二极管(DSRD)具有开关速度快、重频高、工作电流大等优点,在脉冲功率技术中很有应用前景。研究了一种基于磁饱和变压器的DSRD泵浦电路拓扑结构,具有体积小、重量轻、可靠性高等特点。根据DSRD的工作要求,采用功率MOSFET作为初级开关,结合磁饱和变压器的升压和磁开关特性,设计了DSRD的泵浦电路。利用Pspice软件对电路进行了仿真分析,验证了电路原理的正确性。在仿真分析的基础上,完成了一台原理样机的设计和电路实验。实验结果表明,该电源样机在前级充电电压800 V条件下,50 Ω负载上产生的脉冲幅值大于7 kV,前沿小于4.2 ns(10%~90%),半高宽约10 ns。
  • 图  1  脉冲电源电路原理图

    Figure  1.  Simplified scheme of the pulse generator

    图  2  DSRD脉冲电源电路仿真模型及仿真结果

    Figure  2.  Simulation model and result of the DSRD pulse generator

    图  3  脉冲电源实验电路

    Figure  3.  Prototype of the DSRD pulse generator

    图  4  输出脉冲波形

    Figure  4.  Test waveform of pulse

    图  5  电流互感器测得的DSRD泵浦电流

    Figure  5.  Test waveform of pumping current by current transformer

    表  1  DSRD主要特征参数

    Table  1.   The main parameters of DSRD

    no.paramaterssymboltest conditionsbridge limitunit
    minimummaximum
    1positive voltageVFIF=10 mA8V
    2reverse currentIRVR=500 V1mA
    3breakdown voltageV(BR)IR=5 mA1 000V
    4pulse voltageVpi≥300 A10kV
    5pulse currentiVp≥10 kV300A
    6rise timetrVp=10 kV3ns
    7repetitive frequencyfRVp=10 kV,tr≤3 ns10kHz
    下载: 导出CSV
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出版历程
  • 收稿日期:  2019-09-28
  • 修回日期:  2019-12-26
  • 刊出日期:  2019-12-26

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