| 换流站中GIS典型故障分析 |
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| 引用本文： | 程炯,杨世贵,程航.换流站中GIS典型故障分析[J].电力建设,2010,31(3):39-43. |
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| 作者姓名： | 程炯 杨世贵 程航 |
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| 作者单位： | （1.国家电网公司运行分公司宜昌超高压管理处，湖北省宜昌市，443005；2.国家电网公司运行分公司宜宾特高压管理处，四川省宜宾市，644000；3.湖北汉川电厂，湖北省汉川市，431614） |
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| 摘 要： | 针对换流站GIS 设备运行情况，以江陵换流站和宜都换流站为例，深入分析了550 kV GIS 设备的典型故障：断路器合闸电阻故障、断路器均压电容故障、隔离开关操作机构故障、隔离开关绝缘拉杆故障、电流互感器局部过热、气室内含杂质导致放电、三相电流不平衡、气室渗漏，并提出了相应的解决办法，可为今后GIS设备同类问题的处理提供参考。
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| 关 键 词： | GIS 换流站 合闸电阻 均压电容 操作机构 绝缘拉杆 漏气 |
GIS Typical Fault Analysis at Converter Station |
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| CHENG Jiong,YANG Shi-gui,CHENG Hang.GIS Typical Fault Analysis at Converter Station[J].Electric Power Construction,2010,31(3):39-43. |
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| Authors: | CHENG Jiong YANG Shi-gui CHENG Hang |
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| Affiliation: | 1.Yichang EHV Administration SGCC Operation Branch;Yichang 443005;Hubei Province;China;2.Yibin UHV Administration SGCC Operation Branch;Yibin 644000;Sichuan Province;3.Hubei Hanchuan Power Plant;Hanchuan 431614;China |
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| Abstract: | According to GIS operation conditions at converter station and taking Jiangling and Yidu converter stations as examples,the paper analyzes 500 kV GIS typical failures,including circuit breaker closing resistor,circuit breaker equal-voltage capacitor,isolator operating mechanism,isolator insulation rod,CT partial overheat,air chamber internal charge caused by impurities,3-phase current unbalancing,air-chamber leakage,etc..The paper puts forward corresponding solutions for reference of similar GIS. |
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| Keywords: | GIS converter station closing resistance equal-voltage capacitor operating mechanism insulation rod air leakage |
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