6 Papers
14 Citations
Kui Ma is an academic researcher from Xi'an Jiaotong University. The author has contributed to research in topics: Circuit breaker & Fault (power engineering). The author has an hindex of 1, co-authored 5 publications.
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Papers
Influence of grading capacitors on breakdown characteristics of a double-break vacuum interrupter
Pei Liu,Fan Yiping,Kui Ma,Wei Du,Xiaofei Yao,Bojian Zhang,Li Ren,Zhiyuan Liu,Yingsan Geng,Jianhua Wang,Jianzheng Fang,Yan Zhenhua +11 more
- 01 Oct 2017
TL;DR: In this article, a double-break vacuum interrupter was built up as a U-type configuration with two 12 kV interrupters in series, and the experimental results showed that there is an optimum grading capacitance which leads to a maximum impulse breakdown voltage.
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Controlled Fast Vacuum Breaking of an AC Short-Circuit Current in a Short-arcing Time
Xiaofei Yao,Chen Guan,Jianagang Ding,Shaogui Ai,Kui Ma,Jianhua Wang,Yingsan Geng,Zhiyuan Liu +7 more
TL;DR: In this paper, the authors proposed controlled fast vacuum breaking (CFVB) of a short-circuit current within short-arcing time, which performs the following: determining a lower-limit opening speed of 3.5 m/s for a 40.5 kV fast vacuum circuit breaker (FVCB), quickly predicting the fault current-zero within 4.0 ± 0.05 ms to achieve an accurate opening operation.
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Development and Test of a 252 kV Multi-breaks Bus-tie Fast Vacuum Circuit Breaker
Kui Ma,Xiaofei Yao,Shaogui Ai,Shuhong Wang,Zhiyuan Liu,Jianhua Wang,Bojian Zhang +6 more
- 01 Oct 2019
TL;DR: The objective of this paper is to present the development and test results of a three-phase 252 kV multi-breaks bus-tie fast vacuum circuit breaker, which has successfully accomplished a series tests according with IEC 62271-100: 2008 and IEC622 71-1: 2007.
6
Research on Voltage Sag Suppression Technique based on CLR and Artificial Current Zero Interruption of FVCB
Kui Ma,Song Wang,Wang Shuhong,Zaibin Jiao,Hexin Huang,Xiaofei Yao +5 more
- 21 Oct 2019
TL;DR: In this article, a voltage sag suppression module is composed of FVCB, current limiting reactor and artificial zero crossing branch in parallel, which is used to suppress the voltage sag.
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Development and Testing of a 252 kV/2500 A-40 kA Multi-Break Bus-Coupler Fast Vacuum Circuit Breaker
Kui Ma,Xiaofei Yao,Luyang Zhang,Shaogui Ai,Shuhong Wang,Jianhua Wang,Yingsan Geng,Liu Zhiyuan +7 more
TL;DR: In this paper, the authors developed and tested a multi-break bus-coupler fast vacuum circuit breaker (FVCB) with an average opening time of 1.11 ± 0.08 ms.
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