High Power Laser and Particle Beams, Volume. 34, Issue 8, 084004(2022)
Influence and analysis of power grid fluctuation on the operation of shanghai synchrotron radiation facility
Figures & Tables(7)
Fig. 2. Voltage transient waveforms recorded by PQube in waveform form
Table 1. Investigation of State Grid Pudong Power Supply Branch on sensitive users within its jurisdiction
View tableView in ArticleTable 1. Investigation of State Grid Pudong Power Supply Branch on sensitive users within its jurisdiction
equipment equipment with stand voltage sag amplitude /% package tester 97 programmable controller 80 air compressor 80 refrigerator 80 numerical control machine tools 90 air conditioner 80 computer 60
Table 2. Data of voltage detector within 5 miles of Zhangjiang Hi-Tech
View tableView in ArticleTable 2. Data of voltage detector within 5 miles of Zhangjiang Hi-Tech
distance/m voltage sag amplitude /% ～5 57.1 ～5 79.2 ～5 76.0 ～5 57.7 ～5 54.3 ～5 63.0 ～5 59.2 ～5 ～5 ～5 61.4 76.5 74.1
Table 3. Main vulnerable equipment of each sub-system
View tableView in ArticleTable 3. Main vulnerable equipment of each sub-system
system vulnerable devices magnet power supply all magnets for storage ring and booster, partial magnets of linac, low-energy transfer line, high-energy transfer line cryogenics compressor radio frequency burst disc, ion pump, some small components beam instrumentation FPGA system, transverse feedback system beamline monochromator and super-fast big area detector general aided technology water flow monitoring and air circuit-breaker vacuum vacuum gauge and power supply radiation protection PPS control system
Table 4. Grid fluctuation fault classification table
View tableView in ArticleTable 4. Grid fluctuation fault classification table
series No. voltage fluctuation range beam influence involved specific characterization disposal plan 1 ＞90% no effect no no the accelerator operations group checks critical systems 2 85%-90% duration of beam loss 0～3 h RF, magnet power supply, beam instrumentation RF trip, storage ring BQS magnet power failure, beam instrumentation server failure involved in the professional group to deal with the fault, other professional groups to investigate 3 0-85% duration of beam loss 3～24 h RF, magnet power supply, beam instrumentation, beamline,cryogenic RF trip, storage ring BQS magnet power failure, beam instrumentation server failure,cryogenic system failure involved in the professional group to deal with the failure, other professional groups to investigate, the accelerator physics group to check the status of the machine, radiation protection group to open the tunnel
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Guangwei Jiao, Shunqiang Tian, Wenzhi Zhang, Xu Wu, Bo Sun, Lin Jin, Shenjie Zhao, Junjie Xu. Influence and analysis of power grid fluctuation on the operation of shanghai synchrotron radiation facility[J]. High Power Laser and Particle Beams, 2022, 34(8): 084004
Paper Information
Category: Particle Beams and Accelerator Technology
Received: Dec. 9, 2021
Accepted: May. 24, 2022
Published Online: Aug. 8, 2022
The Author Email: Shunqiang Tian (tiansq@sari.ac.cn)
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