500kV变压器局部放电定位测量

The Ultrasonic Method for Partial Discharge Locating 500kV Power Transformers

本文叙述了500kV变压器局部放电超声定位原理,测量系统及定位测量方法,并给出现场定位应用和均值定位测量结果。

The paper presents the principle and the measurements system of the ultransonic method for partial discharge locating in 500kV power transformers. The results of the measurement with the signal averager and the results of field tests are also introduced.