CFETR NNBI验证样机X射线辐射屏蔽设计

doi:10.11889/j.0253-3219.2019.hjs.42.070606

Nuclear Techniques ›› 2019, Vol. 42 ›› Issue (7): 0-070606-6.doi: 10.11889/j.0253-3219.2019.hjs.42.070606

• NUCLEAR ENERGY SCIENCE AND ENGINEERING •

Radiation shielding design for X-ray of the CFETR NNBI prototype

Mengting LI^1,²,Chundong HU^1,²,Yahong XIE¹,Yuqing CHEN¹(),Bin WU¹

1. Institute of Plasma Physics, Chinese Academy of Sciences, Hefei 230031, China
2. University of Science and Technology of China, Hefei 230026, China

Received:2019-03-11 Revised:2019-05-21 Online:2019-07-10 Published:2019-07-16
Contact: Yuqing CHEN E-mail:chenyq205@ipp.ac.cn
About author:LI Mengting, female, born in 1994, graduated from Chengdu University of Technology in 2016, master student, focusing on analysis of radiation characteristics of neutral beam system
Supported by:
Supported by the National Key R&D Program of China (No.2017YFE300101, No.2017YFE0300503), National Natural Science Foundation of China(No.11705229, No.11675215, No.11675216, No.11875290)

参数Parameter	运行阶段Operation phase
参数Parameter	测试阶段 Testing phase	最终运行Final phase
束脉冲Pulse length	20 s	3 600 s
脉冲数Pulses / d	100	6
运行天数Days / y	100	14

位置Positon	真空室壁内侧 Inside of vacuum vessel	距真空室壁1 m 1 m outside of vacuum vessel	距真空室壁5 m 5 m outside of vacuum vessel	距真空室壁10 m 10 m outside of vacuum vessel
离子源左侧Left side of ion source	B1	J1	L1	M1
离子源右侧Right side of ion source	B2	J2	L2	M2
束线左侧Left side of beam line	H1	K1	R1	M3
束线右侧Right side of beam line	H2	K2	R2	M4
离子源上端Upside of ion source	B	J	L	M
离子源前端Front of ion source	D	N	0	—
束线上端Upside of beam line	H	K	R	S
束线后端Rear of beam line	F	P	Q	—

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Radiation shielding design for X-ray of the CFETR NNBI prototype

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