ADS注入器Ⅱ HWR型低温恒温器研制  

Half-wave Resonator Cryomodule Design of ADS Injector Ⅱ

作　　者：万玉琴[1] 白峰[1,2] 韩彦宁 张军辉[1] 赵玉刚[1] 张鹏[1] 胡传飞[1,2] 郭万红[1] 殷玉魁 牛小飞[1,3] 郭晓虹 WAN Yu-Qin;BAI Feng;HAN Yan-Ning;ZHANG Jun-Hui;ZHAO Yu-Gang;ZHANG Peng;HU Chuan-Fei;NIU Xiao-Fei;GUO Wan-Hong;YIN Yu-Kui;GUO Xiao-Hong(Institute of Modern Physics,Chinese Academy of Sciences,Lanzhou 73000,China;University of Chinese Academy of Sciences,Beijing 100049,China;College of Energy Engineering,Zhejiang University,Hangzhou 310058,China)

机构地区：[1]中国科学院近代物理研究所,兰州730000 [2]中国科学院大学,北京101400 [3]浙江大学能源工程学院,杭州310058

出　　处：《工程热物理学报》2019年第1期36-40,共5页Journal of Engineering Thermophysics

基　　金：中国科学院战略性先导科技专项A类(NO.XDA03000000)

摘　　要：介绍了ADS注入器Ⅱ超导直线加速器低温恒温器的设计、加工、调试与运行,主要为六个超导高频腔提供4.2K超低温环境,并维持稳定的氦腔压力?详细论述了系统液氦冷却流程、冷屏选材与温度、端部结枸设计、热负载计筇以及在线运行情况。测试结果表明,超导腔能够稳定运行在4.2 K,各元件温度变化及热应变与数值模拟基本一致,实验数据为低温恒温器后期优化设计和加速器运行积累了专业知识和工程经验?Cryomodules (CM)of ADS injector Ⅱ linac have been designed,fabricated,tested and operated.Cryomodule can provide 4.2K cryogenic environment for six superconducting cavities and keep the steady cavity pressure.The system are described which contain helium cooling scheme, thermal shield material and temperature,beam end gate design,heat load and operation on line. The test results which have the same data with simulation show that cryomodule can steady work at 4.2K ,and supply professional knowledge and project experience for cryomodule optimal design and accelerator operation.

关 键 词：低温恒温器 液氦 冷屏 热应变 

分 类 号：O514.1[理学—低温物理]