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大功率重复频率高电压脉冲充电电源研制

甘延青 罗光耀 李飞 张北镇 李春霞 王淦平 金晓 宋法伦

甘延青, 罗光耀, 李飞, 等. 大功率重复频率高电压脉冲充电电源研制[J]. 强激光与粒子束, 2025, 37: 035003. doi: 10.11884/HPLPB202537.240377
引用本文: 甘延青, 罗光耀, 李飞, 等. 大功率重复频率高电压脉冲充电电源研制[J]. 强激光与粒子束, 2025, 37: 035003. doi: 10.11884/HPLPB202537.240377
Gan Yanqing, Luo Guangyao, Li Fei, et al. Development of high power repetition-rate high voltage pulse charging power supply[J]. High Power Laser and Particle Beams, 2025, 37: 035003. doi: 10.11884/HPLPB202537.240377
Citation: Gan Yanqing, Luo Guangyao, Li Fei, et al. Development of high power repetition-rate high voltage pulse charging power supply[J]. High Power Laser and Particle Beams, 2025, 37: 035003. doi: 10.11884/HPLPB202537.240377

大功率重复频率高电压脉冲充电电源研制

doi: 10.11884/HPLPB202537.240377
基金项目: 国家自然科学基金面上项目(12375205); 高功率微波技术重点实验室基金项目(2023-WBSYS-02)
详细信息
    作者简介:

    甘延青,emplasma@163.com

    通讯作者:

    宋法伦,songfalun@caep.cn

  • 中图分类号: TM78

Development of high power repetition-rate high voltage pulse charging power supply

  • 摘要: 针对重复频率Marx型脉冲功率源的应用需求,采用固态调制恒流充电与脉冲变压器感应叠加相结合的技术方式,开展了大功率重复频率高电压脉冲充电电源技术研究。分析了基于BUCK-BOOST拓扑电路的恒流充电技术,给出了高电压脉冲变压器、脉冲调制模块、BUCK-BOOST充电模块、控制单元等关键参数设计,完成了大功率重复频率脉冲充电电源样机研制。样机设计指标最大输出平均功率250 kW,最高重复频率100 Hz。在0.5 μF负载电容上进行了充电测试,获得了电压约100 kV、脉冲前沿约300 μs的脉冲输出。该脉冲充电电源在脉冲变压器初级设计中采用了多模块并联的设计思路,即减小了装置体积又降低了高电压绝缘风险,在输出功率大、电压高的条件下,实现了紧凑化、模块化设计。
  • 图  1  Marx型电路原理图

    Figure  1.  Circuit schematic of Marx generator

    图  2  脉冲充电电源组成框图

    Figure  2.  Composition diagram of pulse charging power supply

    图  3  脉冲充电电源工作时序图

    Figure  3.  Work sequence diagram of pulse charging power supply

    图  4  单组变压器初级电路原理图

    Figure  4.  Schematic diagram of primary circuit for each set of transformers

    图  5  脉冲变压器仿真波形

    Figure  5.  Simulation waveform of pulse transformer

    图  6  脉冲变压器充电等效电路及脉冲变压器外形结构图

    Figure  6.  Equivalent circuit of pulse transformer charging and structure diagram of pulse transformer

    图  7  调制分机外形结构图

    Figure  7.  Structure diagram of modulation unit

    图  8  BUCK-BOOST电路及外形结构图

    Figure  8.  BUCK-BOOST circuit and structure diagram

    图  9  BUCK-BOOST充电子分机原理框图

    Figure  9.  Schematic diagram of a single BUCK-BOOST charging unit

    图  10  基于FPGA的控制分机工作原理框图

    Figure  10.  Working principle diagram of FPGA based control unit

    图  11  控制分机布局外形图

    Figure  11.  Structure diagram of control unit

    图  12  (a)固态调制充电电源实物图, (b)脉冲变压器输出脉冲电压波形,(c) 脉冲变压器100 Hz/5脉冲串输出电压波形

    Figure  12.  (a) Image of solid-state modulation charging power supply, (b) output voltage waveform of pulse transformer on a capacitive load, (c) experimental waveform of pulse transformer for 100 Hz/5 pulse output

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出版历程
  • 收稿日期:  2024-10-12
  • 修回日期:  2025-01-23
  • 录用日期:  2025-01-23
  • 网络出版日期:  2025-02-19
  • 刊出日期:  2025-03-15

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