CSNS束流损失测量系统设计

曾磊; 田建民; 邱瑞阳; 徐智虹; 孟鸣; 李芳; 孙纪磊; 杨涛; 徐韬光

doi:10.11884/HPLPB201931.180198

CSNS束流损失测量系统设计

doi: 10.11884/HPLPB201931.180198

曾磊^{1, 2,},
田建民^{1, 2},
邱瑞阳^{1, 2},
徐智虹^{1, 2},
孟鸣^{1, 2},
李芳^{1, 2},
孙纪磊^{1, 2},
杨涛^{1, 2},
徐韬光^1, ,

1.
中国科学院高能物理研究所, 北京 100049
2.
东莞中子科学中心加速器技术部, 广东东莞 523803

基金项目:

国家自然科学基金项目 11575219

详细信息

作者简介:
曾磊(1985-), 男, 硕士, 从事加速器束流损失研究; zengl@ihep.ac.cn

通讯作者:
徐韬光(1976-), 男, 硕士, 从事加速器束测研究; xutg@ihep.ac.cn

中图分类号: TL506
计量
- 文章访问数: 949
- HTML全文浏览量: 261
- PDF下载量: 106
- 被引次数: 0
出版历程
- 收稿日期: 2018-08-16
- 修回日期: 2018-12-04
- 刊出日期: 2019-01-15

Design of the CSNS beam loss monitor system

Zeng Lei^{1, 2
,},
Tian Jianmin^{1, 2},
Qiu Ruiyang^{1, 2},
Xu Zhihong^{1, 2},
Meng Ming^{1, 2},
Li Fang^{1, 2},
Sun Jilei^{1, 2},
Yang Tao^{1, 2},
Xu Taoguang^{1
, ,}

1.
Institute of High Energy Physics, Chinese Academy of Sciences (CAS), Beijing 100049, China
2.
Division of Accelerator Technology, Dongguan Neutron Science Center, Dongguan 523803, China

摘要

摘要: 介绍了束流损失测量系统探测器的选型、前置放大电子学的功能、数据采集系统的硬件配置及本地站显示界面，着重介绍了本系统在加速器不同能量段的束流调试中的应用。DTL低能段成功观测到了束流损失，针对RCS段脉冲高功率设备，对本系统的干扰提出了解决方案，便于加速器调束时区分干扰与束损，针对RTBT微脉冲大信号的束损进行了积分展宽，满足数据采集系统带宽需求。
- 强流质子加速器 /
- 束流损失 /
- 探测器 /
- 前置放大电子学 /
- 数据采集 /
- 用户界面
Abstract: China Spallation Neutron Source (CSNS), as a high power proton accelerator, is designed to control the beam loss strictly, and the beam loss measurement system is very important for accelerator equipment protection, residual activator control and accelerator machine debugging. This paper analyzes the selection of detectors, analyzes the functions of preamplifier, introduces the hardware configuration of data acquisition system, the interface of local station and central control room, and emphatically introduces the application of this system in the beam debugging of different energy segments of accelerators.
- high-current proton accelerator /
- beam loss /
- detector /
- preamplifier /
- data acquisition /
- user interface

HTML全文

图 1 束流传输线上BLM布局图

Figure 1. Layout of beam loss monitors (BLMS) in the beam line

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图 2 束流损失测量系统示意图

Figure 2. Schematic diagram of beam loss measurement system

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图 3 探测器示意图

Figure 3. Schematic diagram of the detector

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图 4 电子学功能框图

Figure 4. Schematic diagram of electronic function

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图 5 数据采集系统硬件示意图

Figure 5. Hardware schematic diagram of data acquisition system

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图 6 本地站用户界面

Figure 6. Local station user interface

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图 7 无X射线本底图及X射线本底图

Figure 7. X-ray background

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图 8 DTL第一节腔束损与流强对比图

Figure 8. Diagram of contrast between the beam loss and the flow intensity of the first cavity of DTL

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图 9 RCS束损示意图

Figure 9. Schematic diagram of RCS beam loss

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图 10 RCS束损波形显示图

Figure 10. RCS beam loss waveform display diagram(RCS BLM sampling at 50 kHz)

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图 11 RTBT束损波形显示图

Figure 11. RTBT Beam loss waveform display diagram

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参考文献(10)

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