摘要
局部放电的声电检测系统用于铁道电力电容器局部放电的脉冲电流和声信号的联合检测,采用频率为20 kHz～1 MHz的声发射传感器接收声信号,采用宽频带电阻型传感器采集脉冲电流信号,并由计算机系统对所有测量进行控制和数据处理。本文主要阐述该系统的实际应用。
Acousto-electric detection system used for comprehensive detection of pulse current and acoustic signal of partial discharge of railway power capacitor adopts 20 kHz- 1 MHz acoustic transmitting sensor for transmission and receiving of acoustic signal, adopts wideband sensor with resistor for acquisition of pulse current signal, and control all measurement and process the data by means of computer system. The paper mainly illustrates the actual application of the system.
出处
《电气化铁道》
2008年第1期20-21,共2页
Electric Railway
关键词
电容器
局部放电
声电检测
应用
capacitor
partial discharge
acousto-electric detection
application
