High Power Laser and Particle Beams, Volume. 35, Issue 6, 064001(2023)

High voltage and low voltage switching control and switching point smoothing algorithm of HIAF-BRing fast cycle full energy storage pulse power supply

Yuan Li1,2, Fengjun Wu1、*, Yuzhen Huang1, Xiaojun Wang1, Yulian Tan1, Huajian Zhang1, Fangfang Zhu1, Yuhang Li1,2, Jie Wang1,2,3, Shiding Guo1,2,3, Feng Shi1,2,3, Hongbin Yan1, and Daqing Gao1
Author Affiliations
  • 1Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou 730000, China
  • 2School of Nuclear Science and Technology, University of Chinese Academy of Sciences, Beijing 100049, China
  • 3School of Nuclear Science and Technology, Lanzhou University, Lanzhou 730000, China
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    Figures & Tables(17)
    Output current, output voltage and output power waveforms of HIAF-BRing dipole magnet power supply
    Two-quadrant chopper in accelerator power supply
    Topology of HIAF-BRing fast cycle full energy storage pulse power supply
    Work states of high voltage and low voltage switching control method with single branch as an example
    High voltage and low voltage switching control strategy
    Oscillation at the switching point
    Switching point smoothing control algorithm
    Simulation circuit
    Simulation control principle
    Output current waveform of 100 A platform before and after adding high voltage and low voltage switching control method
    Simulation comparison before and after adding switching point smoothing control algorithm under method of high voltage and low voltage switching control
    Prototype and magnet load of HIAF-BRing fast cycle full energy storage pulse power supply
    Experimental results of 100 A platform current before and after adding high voltage and low voltage switching control method
    Experimental results of 100 A platform before and after adding the switching point smoothing control algorithm
    Total output current waveform and current absolute error waveform of power supply
    • Table 1. Parameters for HIAF-BRing dipole magnet power supply

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      Table 1. Parameters for HIAF-BRing dipole magnet power supply

      magnet inductance/mH magnet resistance/mΩ maximum current/A maximum voltage/V current rise rate/(kA·s−1) current tracking absolute error/mA current platform absolute error/mA
      11636.439004618≥ ±38≤ ±200≤ ±200
    • Table 2. Related parameters of FF1400R17IP4

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      View in Article

      Table 2. Related parameters of FF1400R17IP4

      rise time/μsfall time/μs
      0.140.77
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    Yuan Li, Fengjun Wu, Yuzhen Huang, Xiaojun Wang, Yulian Tan, Huajian Zhang, Fangfang Zhu, Yuhang Li, Jie Wang, Shiding Guo, Feng Shi, Hongbin Yan, Daqing Gao. High voltage and low voltage switching control and switching point smoothing algorithm of HIAF-BRing fast cycle full energy storage pulse power supply[J]. High Power Laser and Particle Beams, 2023, 35(6): 064001

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    Paper Information

    Category: Particle Beams and Accelerator Technology

    Received: Jan. 23, 2023

    Accepted: Mar. 3, 2023

    Published Online: Jul. 10, 2023

    The Author Email: Wu Fengjun (wufengjun@impcas.ac.cn)

    DOI:10.11884/HPLPB202335.230037

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