YAN Duifeng, LIU Ping, FENG Lun, et al. Research on Interruption Process Simulation of Hybrid DC Circuit Breaker Based on Two-level Voltage Source Synthetic Test Method[J]. High voltage apparatus, 2024, 60(5): 76-83.
DOI:
YAN Duifeng, LIU Ping, FENG Lun, et al. Research on Interruption Process Simulation of Hybrid DC Circuit Breaker Based on Two-level Voltage Source Synthetic Test Method[J]. High voltage apparatus, 2024, 60(5): 76-83. DOI: 10.13296/j.1001-1609.hva.2024.05.010.
Research on Interruption Process Simulation of Hybrid DC Circuit Breaker Based on Two-level Voltage Source Synthetic Test Method
DC circuit breaker needs to be tested during the research process so to provide reference for the design and type test shall be performed for reliability verification after its manufacture. In this paper
the negative voltage coupling type hybrid DC circuit breaker at 15 kV is taken as an example to simulate its short circuit current interruption process and extract the key electrical stress. The two-level voltage source synthetic test method is described
the two-level voltage source synthetic test circuit which is suitable for the negative-voltage coupling hybrid DC circuit breaker is designed and the parameter selection is optimized. The simulation results of test circuit with the electrical stress required in the interruption process are compared. It is proved that the two-level voltage source synthetic test method can provide the voltage and current stress required for the interruption process. Both equivalence and feasibility of the two-level synthetic test method are verified. The results in this paper can provide reference for the research
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Related Author
YIN Jianning
XIAO Yu
LANG Xiaojian
CHEN Shidong
XIONG Dezhi
QIU Jun
FENG Zeming
DUAN Xiongying
Related Institution
Hunan Province Key Laboratory of Intelligent Electrical Measurement and Application Technology, Grid Hunan Electric Power Limited Company Power Supply Service Center (Metrology Center)
State Grid Hunan Electric Power Limited Company
School of Electrical Engineering, Xi'an University of Technology
School of Electrical Engineering, Dalian University of Technology
Hunan Province Key Laboratory of Intelligent Electrical Measurement and Application Technology (State Grid Hunan Electric Power Limited Company Power Supply Service Center (Metrology Center))