High Power Laser and Particle Beams, Volume. 37, Issue 2, 024001(2025)
Development of a ferrite-silicon carbide hybrid high-order mode damper for accelerators
Figures & Tables(10)
Fig. 2. Hybrid high-order mode damper with an inner diameter of 320 mm and a height of 445 mm
Fig. 3. Simulation and measurement of absorption efficiency of hybrid high-order mode damper (no short piston)
Fig. 4. Simulation results of water temperature distribution for the hybrid high-order mode damper with an absorbed power of 10 kW
Fig. 5. Simulation results of absorbing materials temperature distribution for the hybrid high-order mode damper with an absorbed power of 10kW
Fig. 6. Temperature rise of inlet and outlet water under different absorbed power (about 0.4 MPa water pressure)
Fig. 7. Absorption power and absorption efficiency under different input power
Table 1. Simulation and measurement results of temperature distribution for the hybrid high-order mode damper with an absorbed power of 10 kW
View tableView in ArticleTable 1. Simulation and measurement results of temperature distribution for the hybrid high-order mode damper with an absorbed power of 10 kW
temperature difference between the inlet and outlet cooling water/℃ simulation result 2.3 measurement result 1.1
Table 2. Performance test results of the hybrid high-order mode damper
View tableView in ArticleTable 2. Performance test results of the hybrid high-order mode damper
vacuum leak rate/(Pa·L·s−1) ultimate vacuum/Pa water-resistant/MPa 5×10−10 4.6×10−8 0.92
Table 3. Design requirements and performance test results of the hybrid high-order mode damper
View tableView in ArticleTable 3. Design requirements and performance test results of the hybrid high-order mode damper
absorbed power/kW absorption efficiency vacuum leak rate/ (Pa·L·s−1) ultimate vacuum/ Pa water- resistant/ MPa temperature difference between the outlet and inlet cooling water/℃ design requirements ≥10 operating frequency band(0.6～3.0 GHz)≥30%, critical frequency bands(0.8～1.5 GHz)≥50% ≤1×10−7 ≤6.5×10−8 ≥0.9 ≤5 simulation results 10 operating frequency band(0.6～3.0 GHz)≥53%, critical frequency bands(0.8～1.5 GHz)≥61% — — — — — — 2.3 measurement results 10.2 operating frequency band(0.6～3.0 GHz)≥38%, critical frequency bands(0.8～1.5 GHz)≥60% 5×10−10 4.6×10−8 0.92 1.1
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Xin Chen, Chen Li, Wei Zhao, Gang Huang, Jun Xiang, Tiantao Li, Jie Yang, Ping Liu, Zhen Qin. Development of a ferrite-silicon carbide hybrid high-order mode damper for accelerators[J]. High Power Laser and Particle Beams, 2025, 37(2): 024001
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Received: May. 11, 2024
Accepted: Nov. 27, 2024
Published Online: Mar. 25, 2025
The Author Email: Li Chen (st.eddie@163.com)
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