| 变频技术在GIS电压互感器误差试验中的应用 |
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| 引用本文： | 岳国义,耿建坡,陶鹏.变频技术在GIS电压互感器误差试验中的应用[J].电测与仪表,2009,46(1). |
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| 作者姓名： | 岳国义 耿建坡 陶鹏 |
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| 作者单位： | 河北省电力研究院,石家庄,050021 |
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| 摘 要： | 本文针对GIS变电站电压互感器误差试验的特点及面临的问题,详细分析了GIS电压互感器误差试验原理,并将变频技术应用于GIS电压互感器误差试验中.在实验室由标准电容和可调电感组成的串联回路,利用变频技术测量串联回路的谐振频率,通过计算对可调电感进行标定.在GIS变电站电压互感器测试时,利用变频技术测得GIS管道电容量,从而可计算得出工频谐振条件下应匹配的可调电感值.条件已标定的可调电感,通过工频谐振很容易获得误差试验所需的一次电压,能较好的解决GIS电压互感器误差试验面临的难题.
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| 关 键 词： | 变频技术 GIS变电站 标准电容 可调电感 电压互感器 误差试验 |
Application Study of the Converter Technique in GIS Voltage Transformer Error Calibration |
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| YUE Guo-yi,GENG Jian-po,TAO Peng.Application Study of the Converter Technique in GIS Voltage Transformer Error Calibration[J].Electrical Measurement & Instrumentation,2009,46(1). |
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| Authors: | YUE Guo-yi GENG Jian-po TAO Peng |
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| Affiliation: | YUE Guo-yi,GENG Jian-po,TAO Peng(Hebei Electric Power Institute,Shijiazhuang 050021,China) |
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| Abstract: | The puzzles and features of VT error test in electric substation of gas insulation system are studied,and the theories of VT error calibration test in GIS system are also analized in the essay.Converter technique is applied to the VT test in GIS system.Through building series resonant circuit by standing capacity and inductor in laboratory,and measuring the resonant frequency,we can calibrate the value of the variable inductor.In field test,the piping capacity is calculated by converter technique first,and ... |
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| Keywords: | converter technique electric substation of gas insulation system standard capacitor variable inductor voltage transformer error test |
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