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高能电子直线加速器束流轨道校正的优化研究

  • 周祖圣 ,
  • 王书鸿 ,
  • 王九庆 ,
  • 裴国玺 ,
  • 韩家骅
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  • 1. 安徽大学物理系, 合肥 230039;
    2. 中国科学院高能物理研究所, 北京 100039

收稿日期: 2002-12-30

  修回日期: 2003-01-17

  网络出版日期: 2004-01-10

Studies on the Optimum Beam Orbit Correction for High Energy Electron Linacs

  • Zhou Zu-sheng ,
  • Wang Shu-hong ,
  • Wang Jiu-qing ,
  • Pei Guo-xi ,
  • Han Jia-hua
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  • 1. Physics Department of Anhui University, Hefei 230039, China;
    2. Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100039, China

Received date: 2002-12-30

  Revised date: 2003-01-17

  Online published: 2004-01-10

摘要

为在高能直线加速器出口获得尽可能好的束流品质,严格控制束流在加速器中的轨道是至关重要的。首先定量研究了束流的初始偏轴和加速器部件的安装误差对束流轨道偏轴的影响,并以北京正负电子对撞机二期工程(BEPCII)的直线加速器为例,给出了上述各种误差导致轨道偏轴的模拟计算结果及其分析。进而讨论了BEPCII直线加速器轨道校正系统的设计研究,给出了轨道校正系统的优化布局和对加速器部件的安装公差要求。

本文引用格式

周祖圣 , 王书鸿 , 王九庆 , 裴国玺 , 韩家骅 . 高能电子直线加速器束流轨道校正的优化研究[J]. 中国科学院大学学报, 2004 , 21(1) : 19 -25 . DOI: 10.7523/j.issn.2095-6134.2004.1.003

Abstract

In order to obtain a high quality beam at the exit of a high energy electron linear accelerator( Linac),seriously controlling on the beam orbit in the linac is greatly important.The beam orbit offset effects caused by the initial beam off set and the linac components'off sets have been quant itatively studied first.As an example with the inject or linac for Beijing Electron Posit ron Collider upgrading project ( BEPCII),the beam orbit off set caused by the above error effects have been simulated and analyzed.Then a design study on the optimum orbit correction system for BEPCII Linac is discussed.The optimum correct or's distribution and the required tolerances of misalignment of the linac components are given.

参考文献

[1] BEPCII 直线加速器初步设计报告 1BEPCII-Report/ 2002-03

[2] T1Suwada, et al.D evelopment of a st ripline-t ype posit ion mon it or for t he K EK Elect ron/ Posit ron Linac.A merican Instit ute of Physics,1994.334

[3] R A ssmann, et al. LIAR-A comput er program for t he modeling and simulation of high performance linacs. SLA C/ A P-103, 1997

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Handbook of Accelerat or Physics and Engineer-ing.World Scientif ic, 1998.252

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[6] A S ERY, et al.N ew st udies of em it t ance grow t h and correct ion t echniques for T he TESLA Linac.In : Proc. of EPACc96.1996.477

[7] T DcO tt avio, et al.U ser cont rol of t he proton beam inject ion t raject ories int o th e A GS BOO STER.In: Proc. of PACc91.1991.896

[8] 王书鸿, 等 1 束流光学和轨道校正 1 见: BEPCII 直线加速器初步设计报告 1BE PCII-Report/ 2002-03, 2002.91

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