| 套管分压系统的过电压响应特性研究 |
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| 引用本文： | 黄海波,张晋,寇小适,刘要峰,李彦明.套管分压系统的过电压响应特性研究[J].高压电器,2010,46(1). |
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| 作者姓名： | 黄海波 张晋 寇小适 刘要峰 李彦明 |
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| 作者单位： | 1. 西安交通大学电气工程学院,陕西,西安,710049
2. 河南省电力试验研究院,河南,郑州,450052 |
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| 基金项目： | 直流输电系统中油纸绝缘类设备的局部放电特性及试验检测方法研究(50977075) |
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| 摘 要： | 研究了一种基于变压器套管末屏的过电压在线监测系统,使用电磁暂态软件ATP对其核心的套管电容分压系统进行了建模仿真。通过对模型阶跃波响应特性的仿真研究,并对比实验室实测的阶跃波响应结果,证实了仿真方法的有效性,为进行其他类型或其他电压等级套管类似系统的设计提供了有用的手段;此外通过对系统施加雷电和操作冲击电压波的仿真,得到其输出波形响应,验证了利用套管电容分压实现电网过电压在线监测的可行性。
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| 关 键 词： | 过电压 在线监测 ATP 电容式套管 响应特性 |
Simulation Study on Overvoltage Response Characteristic of Bushing Divider Subsystem |
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| HUANG Hai-bo,ZHANG Jin,KOU Xiao-shi,LIU Yao-feng,LI Yan-ming.Simulation Study on Overvoltage Response Characteristic of Bushing Divider Subsystem[J].High Voltage Apparatus,2010,46(1). |
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| Authors: | HUANG Hai-bo ZHANG Jin KOU Xiao-shi LIU Yao-feng LI Yan-ming |
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| Affiliation: | HUANG Hai-bo1,ZHANG Jin1,KOU Xiao-shi2,LIU Yao-feng1,LI Yan-ming1 |
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| Abstract: | This paper studies an overvoltage on-line monitoring system based on transformer bushing tap.A model of its core capacitive bushing divider subsystem is established and simulated by the electromagnetic transient program ATP.Simulation of square wave response characteristic is conducted with the model,and the comparison between simulation result and laboratory measurement verifies the validity of the simulation.This simulation method may facilitate the design of the other types of bushings.Furthermore,the ou... |
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| Keywords: | overvoltage on-line monitoring ATP capacitive bushing response characteristic |
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