• High Power Laser and Particle Beams
  • Vol. 35, Issue 6, 066002 (2023)
Kaixin He, Qing Li*, Yuyang Xia, and Jintao Zhang
Author Affiliations
  • Southwestern Institute of Physics, Chengdu 610225, China
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    DOI: 10.11884/HPLPB202335.220355 Cite this Article
    Kaixin He, Qing Li, Yuyang Xia, Jintao Zhang. Direct current high voltage power control strategy based on 200 kV/15 A inverter[J]. High Power Laser and Particle Beams, 2023, 35(6): 066002 Copy Citation Text show less
    Inverter direct current high voltage power supply system
    Fig. 1. Inverter direct current high voltage power supply system
    Main control circuit schematic diagram of twenty-four pulse phase-controlled rectifier unit
    Fig. 2. Main control circuit schematic diagram of twenty-four pulse phase-controlled rectifier unit
    Switching time variation of each switch tube on phase A bridge arm
    Fig. 3. Switching time variation of each switch tube on phase A bridge arm
    Output characteristic curves of inverter DC high voltage power supply
    Fig. 4. Output characteristic curves of inverter DC high voltage power supply
    Control principal framework of inverter direct current high voltage power supply
    Fig. 5. Control principal framework of inverter direct current high voltage power supply
    Target output voltage waveforms at 200 kV
    Fig. 6. Target output voltage waveforms at 200 kV
    Target output voltage waveforms at 20 kV
    Fig. 7. Target output voltage waveforms at 20 kV
    component namecomponent parameters
    input AC voltage10 kV
    AC grid frequency50 Hz
    rated capacity of phase shifting transformer80 MV·A
    rated voltage of phase shifting transformer10 kV/1.1 kV/1.1 kV
    DC bus choke inductor1 mH
    DC bus capacitor450 mF
    frequency of inverter150 Hz
    isolated booster transformer capacity18 MV·A
    isolated booster transformer frequency150 Hz
    rated voltage of isolated boost transformer3.48 kV/142.25 kV
    high voltage filter resistor68 Ω
    high voltage filter capacitor300 nF
    Table 1. Component parameters of MATLAB/Simulink simulation model of 200 kV inverter DC high-voltage power supply
    Kaixin He, Qing Li, Yuyang Xia, Jintao Zhang. Direct current high voltage power control strategy based on 200 kV/15 A inverter[J]. High Power Laser and Particle Beams, 2023, 35(6): 066002
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