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中国散裂中子源直线加速器束流流强测量系统

李鹏 邱瑞阳 李芳 徐智虹 王安鑫 黄蔚玲 孟鸣 徐韬光

李鹏, 邱瑞阳, 李芳, 等. 中国散裂中子源直线加速器束流流强测量系统[J]. 强激光与粒子束, 2018, 30: 075101. doi: 10.11884/HPLPB201830.180034
引用本文: 李鹏, 邱瑞阳, 李芳, 等. 中国散裂中子源直线加速器束流流强测量系统[J]. 强激光与粒子束, 2018, 30: 075101. doi: 10.11884/HPLPB201830.180034
Li Peng, Qiu Ruiyang, Li Fang, et al. CSNS Linac beam current measurement system[J]. High Power Laser and Particle Beams, 2018, 30: 075101. doi: 10.11884/HPLPB201830.180034
Citation: Li Peng, Qiu Ruiyang, Li Fang, et al. CSNS Linac beam current measurement system[J]. High Power Laser and Particle Beams, 2018, 30: 075101. doi: 10.11884/HPLPB201830.180034

中国散裂中子源直线加速器束流流强测量系统

doi: 10.11884/HPLPB201830.180034
基金项目: 国家重大科学装置工程——中国散裂中子源项目; 中国科学院粒子加速器物理与技术实验室支持项目
详细信息
    作者简介:

    李鹏(1983—), 男,高级工程师,主要从事束流诊断与测量研究; lipeng@ihep.ac.cn

  • 中图分类号: TL506

CSNS Linac beam current measurement system

  • 摘要: 介绍了中国散裂中子源(CSNS)直线加速器(Linac)采用的自主研制的束流变压器(BCT)系统。根据CSNS Linac的束流参数、加速器管道的横向孔径和纵向空间,专门设计了BCT进行束流宏脉冲流强的测量。在CSNS Linac试运行阶段成功地测量到了负氢粒子束流的宏脉冲信息,给调束运行提供了有利的保障和支撑。
  • 图  1  CSNS Linac结构示意图

    Figure  1.  CSNS Linac layout

    图  2  长脉宽衰减测试

    Figure  2.  Attenuation measurement of long pulse width

    图  3  加工成型的BCT磁环

    Figure  3.  Machined BCT toroids

    图  4  加工成型的BCT探头结构

    Figure  4.  Machined BCT probes

    图  5  BCT电子学线性度测试

    Figure  5.  BCT electronics linearity

    图  6  BCT测量系统软件实时显示界面

    Figure  6.  Real-time display interface of BCT measurement system

    表  1  CSNS Linac BCT探头参数

    Table  1.   CSNS Linac BCT toroid parameters

    component quantity Ns μr h/mm ri/mm ro/mm Ls/H
    LEBT-C1 1 100 ~12 000 22 80 120 0.21
    LEBT-C3 1 150 ~20 000 17 110 157 0.54
    MEBT 2 150 ~25 000 17 60 85 0.67
    DTL 2 150 ~25 000 17 60 85 0.67
    LRBT 4 150 ~24 000 30 128 150 0.51
    下载: 导出CSV
  • [1] Hassanzadegan H, Jansson A, Donna M, et al. Implementation issues and first results of the ESS beam current monitors system[C]//Proceedings of the 8th International Particle Accelerator Conference. 2017: 745-747.
    [2] Wei Junhao, Lu Ping, Wu Fangfang, et al. The new beam current transformer for IR-FEL facility at NSRL[C]//Proceedings of the 8th International Particle Accelerator Conference. 2017: 312-315.
    [3] Schwickert M, Kurian F, Reeg H, et al. Status of beam transformer development for FAIR[C]//Proceedings of the 5th International Beam Instrumentation Conference, 2017: 461-463.
    [4] Yue Junhui, Yu Lingda, Xie Yuguang, et al. The measurement and controlling system of beam current for weak current accelerator[C]//Proceedings of the 5th International Beam Instrumentation Conference. 2017: 697-699.
    [5] Aguilera S, Hofmann H, Odier P. Comparative study of magnetic properties for CERN beam current transformers[C]//Proceedings of the 5th International Beam Instrumentation Conference. 2017: 127-130.
    [6] Watababe T, Fukunishi N, Kase M, et al. HTc-SQUID beam current monitor at the RIBF[C]//Proceedings of the 4th International Beam Instrumentation Conference. 2016: 590-594.
    [7] Wang Sheng, An Yuwen, Fang Shouxian, et al. An overview of design for CSNS/RCS and beam transport[J]. Science China Physics, Mechanics & Astronomy, 2011, 54(2): 239-244.
    [8] Liu Huachang, Ouyang Huafu, Peng Jun, et al. A design study on the CSNS LEBT pre-chopper[J]. Science China Physics, Mechanics & Astronomy, 2011, 54(2): 231-235.
    [9] Forck P. Lecture notes on beam instrumentation and diagnostics[R]. Darmstadt, 2004.
    [10] Beijing Shou Ye Magnetic Material Science & Technology Co. Ltd[DB/OL]. http://www.bj-shouye.com.
    [11] Li Peng, Xu Taoguang, Meng Ming, et al. Beam current measurement system in CSNS Linac[C]//Proceedings of the 2nd International Beam Instrumentation Conference. 2014: 565-566.
    [12] Bergoz instrumentation, fast current transformer user's manual[DB/OL]. http://www.bergoz.com.
    [13] Kesselman M, Witkover R, Doolittle L, et al. SNS project-wide beam current monitors[C]//2000 Beam Instrumentation Workshop. 2001: 1(2): 512-516.
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出版历程
  • 收稿日期:  2018-01-24
  • 修回日期:  2018-03-14
  • 刊出日期:  2018-07-15

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