Wenzhong Zhou, Weimin Pan, Rui Ge, Feisi He, Zhongquan Li, Zihan Wang, Zhenghui Mi, Tongming Huang, jin Dai, qiang Ma, Miaofu Xu, Mei Li, Xiaolong Wang, Baiqi Liu, Xinying Zhang, Huachang Liu, Jun Peng, Sheng Wang. Design of the China Spallation Neutron Source phase II double spoke resonator[J]. High Power Laser and Particle Beams, 2023, 35(3): 034004
- High Power Laser and Particle Beams
- Vol. 35, Issue 3, 034004 (2023)
Fig. 1. Schematic diagram of basic parameters of double-spoke cavity
Fig. 2. Flow chart of parameter optimization
Fig. 3. Distribution of electric field on the internal surface and axis withE p/E acc =4.1
Fig. 4. TTF distribution of DSR
Fig. 5. MP’s position and SEY simulation of different materials
Fig. 6. Simulation calculation of coupler antenna and Q e
Fig. 7. The mechanical structure of DSR
Fig. 8. Stress distribution of DSR and cambered reinforcing ribs
Fig. 9. LFD coefficient of DSR
Fig. 10. Mechanical intrinsic frequency and vibration mode of DSR
Fig. 11. Decomposition of the earth magnetic field
Fig. 12. Design of magnetic shield and distribution of residual magnetic field in axis of DSR
Fig. 13. Welding diagram of DSR
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Table 1. Main electromagnetic parameters of DSR
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Table 2. Fundamental model frequencies and high order mode frequencies of double spoke resonator (DSR)
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Table 3. Material parameters at different temperatures
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Table 4. Vibration direction of each model
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