某220 kV变电站电能表中性线断线引起的计量误差分析

Jiangxi Electric Power(2017)

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Abstract
受装表接电施工质量、导线质量、电表检测后现场恢复不到位等因素影响,三相四线有功电能表中性线虚接或者接触不良的现象十分普遍,使得供电企业对电能表中性线断线引发的电量退补难于准确计算和处置.本文基于中性点电位偏移理论及三相四线电能表计量原理,分析了电能表中性线断线引起的计量误差,为类似情况下退补电量的处理提供了依据.
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