四川电力技术
四川電力技術
사천전력기술
SICHUAN ELECTRIC POWER TECHNOLOGY
2014年
6期
78-80,86
,共4页
康娣%蔡显岗%季杰%黄建琼
康娣%蔡顯崗%季傑%黃建瓊
강제%채현강%계걸%황건경
铁磁谐振%电压互感器%措施
鐵磁諧振%電壓互感器%措施
철자해진%전압호감기%조시
ferro-resonance%voltage transformer%measures
首先对某大型水电站20 kV系统TV保险烧毁事故进行分析，同时结合故障录波波形，发现保险烧毁可能是由于铁磁谐振引起的，最后给出预防铁磁谐振的措施。
首先對某大型水電站20 kV繫統TV保險燒燬事故進行分析，同時結閤故障錄波波形，髮現保險燒燬可能是由于鐵磁諧振引起的，最後給齣預防鐵磁諧振的措施。
수선대모대형수전참20 kV계통TV보험소훼사고진행분석，동시결합고장록파파형，발현보험소훼가능시유우철자해진인기적，최후급출예방철자해진적조시。
Firstly, the fuse burnout accident of voltage transformer in 20 kV system of a large-scale hydroelectric station is analyzed.Based on the fault recorder waveform, it is found out that the fuse burnout is caused by ferro-resonance.Finally, the measures against feroo-resonance are given.
