| 某换流变阀侧套管电压测量系统谐振过电压分析 |
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| 引用本文： | 郭铁,韦德福,宋云东,刘旸.某换流变阀侧套管电压测量系统谐振过电压分析[J].东北电力技术,2020(2):30-32,58. |
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| 作者姓名： | 郭铁 韦德福 宋云东 刘旸 |
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| 作者单位： | 国网辽宁省电力有限公司电力科学研究院 |
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| 摘 要： | 针对某换流变在运行过程中阀侧套管电压监测数值升高的问题进行分析,通过信号处理、理论分析和实验室检测,确认引起此次异常的主要原因为二次系统发生分频谐振,并给出了解决办法,对其他换流变出现类似问题提供了有效的分析手段。
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| 关 键 词： | 换流变 电压测量系统 铁磁谐振 |
Analysis of Resonance Overvoltage for Converter Transformer Valve-Side Bushing Voltage Measurement System |
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| GUO Tie,WEI Defu,SONG Yundong,LIU.Analysis of Resonance Overvoltage for Converter Transformer Valve-Side Bushing Voltage Measurement System[J].Northeast Electric Power Technology,2020(2):30-32,58. |
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| Authors: | GUO Tie WEI Defu SONG Yundong LIU |
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| Affiliation: | (Electric Power Research Institute of State Grid Liaoning Electric Power Co.,Ltd.,Shenyang,Liaoning 110006,China) |
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| Abstract: | It analyzes the problem of the valve-side bushing voltage increasing of converter transformer in operation.Through signal processing,theoretical analysis and laboratory testing,it is confirmed that the main cause of the anomaly is the frequency division resonance of the secondary system.It provides an effective analysis method for similar problems in other converters. |
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| Keywords: | converter transformer voltage measurement system ferromagnetic resonance |
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