Research on wide band sensor for PD on-line monitoring in power transformer

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Research on wide band sensor for PD on-line monitoring in power transformer

更新时间：2025-11-18

- Research on wide band sensor for PD on-line monitoring in power transformer
- Issue 2, Pages: 13-15+24(2005)
- 作者机构：
  
  株洲电业局,湖南,株洲,412000
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM835;TP212
- Published：2005
- 稿件说明：
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[1]肖云.用于监测电力变压器局部放电的宽频带传感器的研究[J].湖南电力,2005(02):13-15+24.

XIAO Yun. Research on wide band sensor for PD on-line monitoring in power transformer[J]. 2005, (2): 13-15+24.
[1]肖云.用于监测电力变压器局部放电的宽频带传感器的研究[J].湖南电力,2005(02):13-15+24. DOI：

XIAO Yun. Research on wide band sensor for PD on-line monitoring in power transformer[J]. 2005, (2): 13-15+24. DOI：

摘要

传感器的设计是实现电气设备局部放电在线监测的关键环节。通过对罗柯夫斯基电流传感器原理分析和实验测试

研究了罗柯夫斯基线圈匝数、取样电阻和杂散电容的变化对传感器通频带宽和灵敏度的影响

得出了实用罗柯夫斯基线圈型宽频带电流传感器的设计方法。

Abstract

The design of sensor is a key to achieve partia l discharge on-line monitoring.This paper studies the principle of Rogowschi curr ent sensor and experimental research

discusses the effects of sensor coiling nu mber

sampling resistance and stray capacitance on pass-band width and sensitiv ity

and gains the design method of Rogowschi coil current sensor.

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JIN Yuan2

LI Bo1

ZHANG Hong-xian1

LU Jia-zheng1

FANG Zhen1

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Related Institution

Changsha Electric Power Bureau

Hunan Electric Power Test & Research Institute

Hunan Electric Power Corporation

Huazhong University of Science and Technology

Hunan Electric Power Corporation Research Institute

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