• High Power Laser and Particle Beams
  • Vol. 35, Issue 2, 025004 (2023)
Yi Wang, Kai Huang, Zizhou Su, Sui Wang, and Jie Yan
Author Affiliations
  • Northwest Institute of Mechanical & Electrical Engineering, Xianyang 712099, China
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    DOI: 10.11884/HPLPB202335.220242 Cite this Article
    Yi Wang, Kai Huang, Zizhou Su, Sui Wang, Jie Yan. Influence of distributed inductance on T-type protection charging circuit of pulse power supply[J]. High Power Laser and Particle Beams, 2023, 35(2): 025004 Copy Citation Text show less
    Schematic diagram of main circuit of charger
    Fig. 1. Schematic diagram of main circuit of charger
    Schematic diagram of simulation
    Fig. 2. Schematic diagram of simulation
    Voltage waveform of 10 m twisted pair
    Fig. 3. Voltage waveform of 10 m twisted pair
    Voltage waveform of 22 m twisted pair
    Fig. 4. Voltage waveform of 22 m twisted pair
    Voltage waveform at both ends of charger T-protection circuit in the test with 10 m twisted pair, charging voltage 3 kV, charging current 25 A
    Fig. 5. Voltage waveform at both ends of charger T-protection circuit in the test with 10 m twisted pair, charging voltage 3 kV, charging current 25 A
    Voltage waveform of 10 m coaxial cable
    Fig. 6. Voltage waveform of 10 m coaxial cable
    Voltage waveform of 22 m coaxial cable
    Fig. 7. Voltage waveform of 22 m coaxial cable
    10 m Coaxial cable charging current 25 A experimental voltage waveform
    Fig. 8. 10 m Coaxial cable charging current 25 A experimental voltage waveform
    twisted pair length/minductance/μHcharging voltage/kVvoltage at both ends of T-protection circuit/kV overvoltage/kV
    1012.5633.600.60
    67.361.36
    2227.6434.711.71
    68.302.30
    Table 1. Simulation results of two charging output cables with different lengths
    coaxial cable length/m inductance/μHcharging voltage/kV T-protection overvoltage/kV
    simulationexperiment
    101433.343.39
    66.406.44
    223133.393.43
    66.716.75
    Table 2. Comparison of simulation data of coaxial cable experiment
    cable typeinductance/μHcharging voltage/kV voltage at both ends of T protection/kV overvoltage/kV
    10 m twisted pair12.5633.600.60
    10 m coaxial cable4.103.340.34
    22 m twisted pair27.644.711.71
    22 m coaxial cable9.033.390.39
    10 m twisted pair12.5667.361.36
    10 m coaxial cable4.106.400.40
    22 m twisted pair27.648.302.30
    22 m coaxial cable9.036.710.71
    Table 3. Comparative statistical table of overvoltage at both ends of twisted pair and coaxial cable T-protection circuit
    Yi Wang, Kai Huang, Zizhou Su, Sui Wang, Jie Yan. Influence of distributed inductance on T-type protection charging circuit of pulse power supply[J]. High Power Laser and Particle Beams, 2023, 35(2): 025004
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