红外热像与DGA联合诊断电压互感器局放缺陷

Hunan Electric Power(2016)

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Abstract
通过红外热像检测和油中溶解气体分析联合诊断了一起220 kV电压互感器内部局部放电缺陷,并准确的判断了设备缺陷性质和位置.两种带电检测技术的联合使用,有效的避免了一起严重设备损坏事故的发生.
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