测量局部放电的方法较多，本文着重讨论脉冲电流法及在线监测。
There are more methods to measure the part discharge, but this paper mainly discusses the pulsating current and the online monitor.
本文所取得的结论对变压器局部放电在线监测系统的设计具有一定的指导意义，其中一些方法经实测数据的验证，可直接用于局部放电在线监测。
Conclusions drew in this thesis can be used to guide the design of on-line monitoring system, some of which, tested by on-site data, can be directly applied in on-line PD monitoring of transformer.
为了满足局部放电在线监测的在线准实时要求，提出了改进的尺度空间滤波算法，并将其应用于局部放电脉冲的提取。
In order to satisfy the quasi real-time requirement of generator PD online monitoring, an improved scale space filtering technique is proposed and applied in PD pulse extraction.
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