15–19 Nov 2021
Fukuoka Convention Center
Asia/Tokyo timezone

Mechanical Design of the Mirror Structure for the full-length Nb3Sn Sextupole Coil of 45 GHz ECR Ion Source

WED-PO2-716-05
17 Nov 2021, 10:30
2h
Fukuoka Convention Center

Fukuoka Convention Center

Speakers

Li Zhu (Institute of Modern Physics, Chinese Academy of Sciences) Wei Wu (Institute of Modern Physics, Chinese Academy of Sciences)

Description

The new Nb3Sn superconducting magnet system for a 45 GHz electron cyclotron resonance (ECR) ion source is under developing in the Institute of Modern Physics (IMP). The sextupole coil, which is wound by a single Nb3Sn wire, is indeed a great technical challenge. Because of the complicated technology process and the stress sensitivity of the full-length Nb3Sn sextupole coil, a sextupole magnetic mirror structure based on the Bladder and Key technology during the magnet assembly was used for the coil’s performance evaluation. This paper presents the mechanical design of the Mirror structure along with fabrication details, describes the room temperature assembly, and reports the cryogenic test results.

Primary authors

Li Zhu (Institute of Modern Physics, Chinese Academy of Sciences) Wei Wu (Institute of Modern Physics, Chinese Academy of Sciences) Xiangqi Qin (Institute of Modern Physics, Chinese Academy of Sciences) Lishi Wang (Institute of Modern Physics, Chinese Academy of Sciences) Yalong Zhang (LANZHOU KEJIN TAIJI CORPORATION,LTD) Pengyuan Wang (Lanzhou University of Technology) Xianjin Ou (Institute of Modern Physics, Chinese Academy of Sciences) Enming Mei (Institute of Modern Physics, Chinese Academy of Sciences) Yuquan Chen (Institute of Modern Physics, Chinese Academy of Sciences) Canjie Xin (Institute of Modern Physics, Chinese Academy of Sciences) Chao Li (Xi’An Superconducting Magnet Technology Co.,LTD) Lingting Sun ( Institute of Modern Physics, Chinese Academy of Sciences)

Presentation materials

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