| 发电机出口三次谐波电压异常情况分析 |
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| 引用本文： | 黄瑛,刘友仁.发电机出口三次谐波电压异常情况分析[J].江西电力职工大学学报,2012(1):5-7,10. |
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| 作者姓名： | 黄瑛 刘友仁 |
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| 作者单位： | 江西省电力科学研究院,江西南昌330096 |
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| 摘 要： | 电压互感器的原边中性点不直接接地时,在电压互感器二次侧进行的谐波测试会发现3次谐波电压异常情况。现结合某电厂发电机出口的实测数据,分析当PT一次侧中性点不直接接地时二次侧3次谐波电压出现异常的原因。
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| 关 键 词： | 发电机 电压互感器 谐波 |
Analysis on Unusual of Three Harmonic Voltage Test Results of the Generator |
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| HUANG Ying,LIU You-ren.Analysis on Unusual of Three Harmonic Voltage Test Results of the Generator[J].Journal of Jiangxi Electrical University For Staff,2012(1):5-7,10. |
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| Authors: | HUANG Ying LIU You-ren |
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| Affiliation: | (Electrical Power Research Institutes of Jiangxi Province,Nanchang 330096,China) |
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| Abstract: | Aimed to finding out the unusual reasons of three harmonic voltage test result,this paper analysis the reason of it based on the real results of harmonic measurement.It turns out when voltage transformer primary side are not directly grounded,the measurement on its second side can＇t reflect the real wave of primary voltage. |
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| Keywords: | generator voltage transformer third harmonic |
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