High Power Laser and Particle Beams, Volume. 34, Issue 11, 116003(2022)
Test of 100kA vacuum circuit breaker based on artificial current zero for quench protection
Figures & Tables(9)
Fig. 1. Schematic diagram of quench protection system for CRAFT superconducting magnet
Fig. 2. Control logic and expected current waveform of quench protection system
Fig. 4. Topology of artificial zero crossing circuit for quench protection system
Fig. 5. Breaking test circuit of 100 kA vacuum circuit breaker based on artificial zero crossing
Fig. 7. Waveform of vacuum circuit breaker breaking 100 kA current
Table 1. Main parameters of interrupter for vacuum circuit breaker (BGH6210)
View tableView in ArticleTable 1. Main parameters of interrupter for vacuum circuit breaker (BGH6210)
rated voltage/kV rated current/A rated short-circuit breaking current/kA rated short-time withstand current/kA rated short circuit duration/s 18 6300 100 100 2
Table 2. Component parameters of breaking test circuit
View tableView in ArticleTable 2. Component parameters of breaking test circuit
capacitor of main discharge circuit C0/mF inductor of main discharge circuit L0/μH capacitor of artificial zero crossing circuit C1/mF inductor of artificial zero crossing circuit L1/μH buffer capacitor C2/mF energy dissipation resistor Rd/Ω 86.4 265 8.8 66 1 0.125
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Xingguang Hu, Jike Zhong, Hua Li, Hang Li, Muquan Wu. Test of 100kA vacuum circuit breaker based on artificial current zero for quench protection[J]. High Power Laser and Particle Beams, 2022, 34(11): 116003
Paper Information
Category: Nuclear Science and Engineering
Received: Dec. 8, 2021
Accepted: Jun. 16, 2022
Published Online: Oct. 18, 2022
The Author Email: Li Hang (lih@szu.edu.cn)
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