High Power Laser and Particle Beams, Volume. 37, Issue 3, 035008(2025)

Research on waveform optimization for quasi-square wave pulse source based on PFN-Marx

Jinbo Jiang1, Yingjie Ren1, Yi Li1, Jiaxing Zhang1, Xin Zhao1, Lin Xu2, and Shanchuan Ouyang3
Author Affiliations
  • 1College of Engineering and New Energy, China Three Gorges University, Yichang 443002, China
  • 2China Gezhouba Group Survey and Design Co., Ltd., Wuhan 430000, China
  • 3Hunan Yunjian Group Co., Ltd., Changsha 410100, China
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    Figures & Tables(12)
    Schematic of PFN-Marx circuit
    Output waveforms of PFN-Marx generators with 5 different structures
    Diagram of single stage 6-section PFN simulation circuit
    Single stage 6-section PFN simulation output waveform
    Genetic algorithm flowchart
    Output waveform before and after optimization
    Simulation waveform of 7-stage PFN Marx generator
    Single stage PFN experimental platform and output waveform
    PFN-Marx overall structure
    PFN-Marx generator experimental setup and experimental waveform
    • Table 1. Parameters of PFN-Marx generators with different structures

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      Table 1. Parameters of PFN-Marx generators with different structures

      mncharging voltage/kVsingle section inductance/nHsingle section capacitor/pFnumber of capacitorsrise time/nsenergy storage/Jripple coefficient/%
      33120.00350.00642.86912.8541.6611.5
      38120.00131.25241.07246.2741.6610.5
      4690.00131.25428.57287.5341.6610.7
      5572.00126.00642.86428.5041.6610.9
      7651.4375.00750.00427.5341.6610.7
    • Table 2. Optimized inductance values

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      Table 2. Optimized inductance values

      L1/nHL2/nHL3/nHL4/nHL5/nHL6/nH
      81.676.777.175.175.8162.9
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    Jinbo Jiang, Yingjie Ren, Yi Li, Jiaxing Zhang, Xin Zhao, Lin Xu, Shanchuan Ouyang. Research on waveform optimization for quasi-square wave pulse source based on PFN-Marx[J]. High Power Laser and Particle Beams, 2025, 37(3): 035008

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    Paper Information

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    Received: Sep. 7, 2024

    Accepted: Nov. 19, 2024

    Published Online: Apr. 29, 2025

    The Author Email:

    DOI:10.11884/HPLPB202537.240315

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