• NUCLEAR TECHNIQUES
  • Vol. 47, Issue 4, 040504 (2024)
Zhao WANG1,2, Teng LIU2, Junjie DU1,2, Yunhui LIU2, and Guoshu ZHANG2,*
Author Affiliations
  • 1(Engineering Research Center of Nuclear Technology Application (East China University of Technology), Ministry of Education, Nanchang 330013, China)
  • 2East China Institute of Technology, Nanchang 330013, China
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    DOI: 10.11889/j.0253-3219.2024.hjs.47.040504 Cite this Article
    Zhao WANG, Teng LIU, Junjie DU, Yunhui LIU, Guoshu ZHANG. Magnetic field configuration of attitude control coil based on line segment approximation method[J]. NUCLEAR TECHNIQUES, 2024, 47(4): 040504 Copy Citation Text show less
    Schematic of CAT-1 device
    Fig. 1. Schematic of CAT-1 device
    Relative error varies with the number of current ring segmentations n (a) and the distance from the observation point to the current ring (b)
    Fig. 2. Relative error varies with the number of current ring segmentations n (a) and the distance from the observation point to the current ring (b)
    Schematic of CAT-1 magnetic constraint coil of suspension dipole field device
    Fig. 3. Schematic of CAT-1 magnetic constraint coil of suspension dipole field device
    On the z=0 m plane ({x, y | [-1 1], [-1 1]}), the first quadrant TSR coil generates magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d)
    Fig. 4. On the z=0 m plane ({x, y | [-1 1], [-1 1]}), the first quadrant TSR coil generates magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d)
    Dipole field coil rotating at the same angle along the x- and y-directions. The double TSR coil generates magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d) on the z=0 m plane
    Fig. 5. Dipole field coil rotating at the same angle along the x- and y-directions. The double TSR coil generates magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d) on the z=0 m plane
    Dipole-field coil rotated at a limited angle along the y-direction. The four TSR coils generate magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d) on the plane z=0 m
    Fig. 6. Dipole-field coil rotated at a limited angle along the y-direction. The four TSR coils generate magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d) on the plane z=0 m
    Dipole field coil is offset in the positive direction of y=x, and the adjacent TSR coils in the plane of z=0 m are magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d)
    Fig. 7. Dipole field coil is offset in the positive direction of y=x, and the adjacent TSR coils in the plane of z=0 m are magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d)
    Dipole field coil is offset in the positive direction of the y-axis. The two adjacent TSR coils in the z=0 m plane are magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d)
    Fig. 8. Dipole field coil is offset in the positive direction of the y-axis. The two adjacent TSR coils in the z=0 m plane are magnetic field in x-direction (a), y-direction (b), z-direction (c), and three-dimensional magnetic field direction (d)
    Magnetic dipole field coupled with three-dimensional magnetic field line distribution of the TSR coil in offset (a) and tilt (b) modes
    Fig. 9. Magnetic dipole field coupled with three-dimensional magnetic field line distribution of the TSR coil in offset (a) and tilt (b) modes
    Working current sequence of the circumferential counterclockwise (a) and clockwise (b) magnetic disturbance TSR coil
    Fig. 10. Working current sequence of the circumferential counterclockwise (a) and clockwise (b) magnetic disturbance TSR coil
    TSR coil produces a circular counterclockwise rotation of the magnetic field on the equatorial plane when ω=0 (a), ω=π/8 (b), ω=π/4 (c), and ω=π/2 (d)
    Fig. 11. TSR coil produces a circular counterclockwise rotation of the magnetic field on the equatorial plane when ω=0 (a), ω=π/8 (b), ω=π/4 (c), and ω=π/2 (d)
    参数ParameterLDXRT-1CAT-1
    真空室半径 Radius of vacuum chamber / m2.51.04.0~5.0
    超导环小半径 Small radius of superconducting ring / m0.230.10.25~0.3
    线圈电流 Coil current / kA1 2002505 000
    超导环外侧最大磁场强度 The maximum magnetic field intensity outside the superconducting ring / T2.30.35
    线圈质量 Coil quality / kg565110900~1 200
    超导线材料Superconducting wire materialNb3SnBi-2223Nb3Sn/REBCO
    超导线圈悬浮时间 Levitation time of superconducting coil / h383
    等离子体密度 Plasma density / m-3101910185×1019
    比压 Specific pressure β / %30100100
    离子峰温度 Ion peak temperature / eV16040500
    电子回旋加热功率 Electron cyclotron heating power / kW2.5(2.45 GHz)20(2.45 GHz)100(2.45 GHz)
    2.5(6.46 GHz)100(8.20 GHz)200(8.20 GHz)
    10(10.50 GHz)200(14.50 GHz)
    离子回旋加热功率 Ion cyclotron heating power / kW10(2.00 MHz)200(4.00 MHz)
    Table 1. Comparison of parameters of different dipole field devices
    Zhao WANG, Teng LIU, Junjie DU, Yunhui LIU, Guoshu ZHANG. Magnetic field configuration of attitude control coil based on line segment approximation method[J]. NUCLEAR TECHNIQUES, 2024, 47(4): 040504
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