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大功率高能脉冲激光电源设计

李贺龙 徐健 杨之青 宋家豪 吴周宇 汤义辉 赵爽 丁立健

李贺龙, 徐健, 杨之青, 等. 大功率高能脉冲激光电源设计[J]. 强激光与粒子束, 2024, 36: 055008. doi: 10.11884/HPLPB202436.240045
引用本文: 李贺龙, 徐健, 杨之青, 等. 大功率高能脉冲激光电源设计[J]. 强激光与粒子束, 2024, 36: 055008. doi: 10.11884/HPLPB202436.240045
Li Helong, Xu Jian, Yang Zhiqing, et al. Design of high-power repetitive pulse laser power supply[J]. High Power Laser and Particle Beams, 2024, 36: 055008. doi: 10.11884/HPLPB202436.240045
Citation: Li Helong, Xu Jian, Yang Zhiqing, et al. Design of high-power repetitive pulse laser power supply[J]. High Power Laser and Particle Beams, 2024, 36: 055008. doi: 10.11884/HPLPB202436.240045

大功率高能脉冲激光电源设计

doi: 10.11884/HPLPB202436.240045
基金项目: 合肥综合性国家科学中心能源研究院科研项目(24JYDL01)
详细信息
    作者简介:

    李贺龙,helong.li@hfut.edu.cn

    通讯作者:

    杨之青,zhiqing.yang@hfut.edu.cn

  • 中图分类号: TM51

Design of high-power repetitive pulse laser power supply

  • 摘要: 根据YAG激光器对大功率高能量脉冲电源的应用需求,设计了一种大功率脉冲激光电源,可实现高脉冲能量重复频率输出及充电电压灵活调控。前级充电网络采用串联LC谐振变换器,后级脉冲形成网络选择晶闸管触发LC放电电路。最终,研制了1台7 kW实验样机,最大重复频率10 Hz,最高充电电压2.2 kV,可实现单脉冲最高700 J电能输出,满足大功率高能脉冲输出的应用需求,实验测试结果验证了设计的可行性。
  • 图  1  电源组成图

    Figure  1.  Composition diagram of the developed power supply

    图  2  串联LC谐振变换器四种工作模态图

    Figure  2.  Four working states of the convertor series LC resonant

    图  3  所测试氙灯在不同条件下的等效电阻

    Figure  3.  Equivalent resistance of the xenon lamp under various conditions

    图  4  设计的脉冲激光电源测试平台

    Figure  4.  Developed laser pulse power supply test bench

    图  5  实验波形图

    Figure  5.  Experimental waveforms

    图  6  激光器输出能量

    Figure  6.  Laser output energy

    表  1  样机参数

    Table  1.   Prototype parameters

    Uin/V C1/μF Cr/μF Lr/μH n C2/μF L/μH fr/kHz f/skHz f/Hz Pmax/kW
    220 (50 Hz) 420 0.44 28 1∶5.2 300 80 45 22 10 7.26
    下载: 导出CSV

    表  2  输出能量实验结果

    Table  2.   Output energy experimental results

    voltage/kV single output
    energy/J
    max output
    fluctuation/%
    1.6 6.63 0.60
    1.8 8.19 0.49
    2.0 9.47 0.42
    2.2 10.16 0.39
    下载: 导出CSV
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出版历程
  • 收稿日期:  2024-01-31
  • 修回日期:  2024-03-24
  • 录用日期:  2024-03-24
  • 网络出版日期:  2024-03-29
  • 刊出日期:  2024-04-28

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