• High Power Laser and Particle Beams
  • Vol. 36, Issue 12, 124002 (2024)
Yuan Liu1, Bing Zhu1, Jian Lei2, Jun Yang1,*..., Kuanjun Fan1 and Yuan Chen3|Show fewer author(s)
Author Affiliations
  • 1State Key Laboratory of Advanced Electromagnetic Technology, Huazhong University of Science and Technology, Wuhan 430074, China
  • 2State Grid Shanghai Shinan Electric Power Supply Company, Shanghai 200233, China
  • 3Advanced Light Source Research Center, Wuhan University, Wuhan 430074, China
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    DOI: 10.11884/HPLPB202436.240205 Cite this Article
    Yuan Liu, Bing Zhu, Jian Lei, Jun Yang, Kuanjun Fan, Yuan Chen. Design of pulsed nonlinear kicker magnet for Wuhan light source[J]. High Power Laser and Particle Beams, 2024, 36(12): 124002 Copy Citation Text show less
    Phase space schematic diagram of off-axis injection process using pulsed nonlinear magnet
    Fig. 1. Phase space schematic diagram of off-axis injection process using pulsed nonlinear magnet
    Conductor’s simplified floor plan
    Fig. 2. Conductor’s simplified floor plan
    Magnetic field comparative analysis of theoretical curves,OPERA-2D and OPERA-3D simulation curves
    Fig. 3. Magnetic field comparative analysis of theoretical curves,OPERA-2D and OPERA-3D simulation curves
    Schematic diagram of complete structure and interal connection of pulsed nonlinear magnet
    Fig. 4. Schematic diagram of complete structure and interal connection of pulsed nonlinear magnet
    Magnetic field By is distributed longitudinally
    Fig. 5. Magnetic field By is distributed longitudinally
    Three-dimensional distribution of the magnetic field By in the complete model of a pulsed nonlinear magnet
    Fig. 6. Three-dimensional distribution of the magnetic field By in the complete model of a pulsed nonlinear magnet
    Distribution of integral field
    Fig. 7. Distribution of integral field
    Time-domain plot of magnetic field at injection point in different thickness models
    Fig. 8. Time-domain plot of magnetic field at injection point in different thickness models
    Time domain diagram of the magnetic field of the injection point under different coating thicknesses
    Fig. 9. Time domain diagram of the magnetic field of the injection point under different coating thicknesses
    Distribution of fieldless area in the center of different Ti coating thicknesses
    Fig. 10. Distribution of fieldless area in the center of different Ti coating thicknesses
    Time-domain image of the thermal power of a coated pulsed nonlinear magnet with 1 μm Ti coating
    Fig. 11. Time-domain image of the thermal power of a coated pulsed nonlinear magnet with 1 μm Ti coating
    Time-domain images of the magnetic field strength of the full coating model and the strip coating model at the injection point
    Fig. 12. Time-domain images of the magnetic field strength of the full coating model and the strip coating model at the injection point
    Simulation results at different wake lengths
    Fig. 13. Simulation results at different wake lengths
    Comparison of beam coupling impedances of pulsed nonlinear magnet
    Fig. 14. Comparison of beam coupling impedances of pulsed nonlinear magnet
    Heat loss of pulsed nonlinear magnet
    Fig. 15. Heat loss of pulsed nonlinear magnet
    vertical gap/mmlength/mmmaterialwire diameter/mminner traverse center coordinates/mmouter traverse center coordinates/mmmagnetic inductance/μHmax. peak current/Amax. charging voltage/kV
    10500oxygen-free copper2(7,8)±0.04(9.5,13)±0.041.1535520.2
    Table 1. Pulsed nonlinear magnet design parameters
    coating thickness/μmpeak moment/μspeak magnetic field/Tpeak integration field/(T·m)
    00.50.02960.0148
    10.540.02910.0145
    50.630.02680.0134
    100.720.02510.0126
    501.130.01590.0080
    Table 2. Parameters with different Ti coating thicknesses at the injection point x0=−5 mm
    gap spacing/mmpeak moment/μspeak magnetic field/Tmaximum magnetic field/mT
    10.530.02930.0056
    20.530.02900.2120
    30.520.02940.1470
    40.510.02920.0093
    Table 3. Magnetic field strength and flatness of the central region at the injection point under different gaps
    Yuan Liu, Bing Zhu, Jian Lei, Jun Yang, Kuanjun Fan, Yuan Chen. Design of pulsed nonlinear kicker magnet for Wuhan light source[J]. High Power Laser and Particle Beams, 2024, 36(12): 124002
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