Test and Analysis of 1000 kV MOA Transient Current and Steady Current in the UHV AC Test Base;
特高压交流试验基地1000kV氧化锌避雷器暂态电流和稳态电流的测试分析
Influence of MOA-based FCL on power system transient stability;
氧化锌避雷器式故障限流器对电力系统暂态稳定的影响
The voltage distribution characteristics of UHV ZnO arrester varistors are calculated by the combination of field and circuit method-electromagnetic field calculation and circuit analysis.
通过电磁场计算和电路分析——场—路结合方法,计算特高压氧化锌避雷器电阻片的电压分布特性。
Based on the analysis of invalid ZnO arrester and the live test of ZnO arrester, the alarm current reference value stipulated in the relevant regulation is discussed in this paper.
介绍了氧化锌避雷器带电测试及对失效避雷器的分析和判断,对有关规程中报警电流参考标准值进行了讨论,通过数据统计和实例分析,确定了相应的实施细则。
The reason that the insulation resistance becomes low for the ZnO arrester s base support is briefly analyzed.
简要分析了氧化锌避雷器底座支持小瓷瓶绝缘电阻下降的产生原因 ,并介绍了一种简便的处理方法。
Hot line detecting method for zinc oxide arrester and its application;
氧化锌避雷器带电检测方法及应用分析
This term discussed the detection method of zinc oxide arrester s performance parameter, proposed virtual zinc oxide arrester s performance parameter measure scheme online and system constitution, analyzed and dealt with the measurement.
讨论了氧化锌避雷器性能参数的检测方法,提出了虚拟式氧化锌避雷器性能参数的在线测量方案及系统组成,对测量数据进行了分析与处理。
Considering the problefms of Zinc Oxide arrester in None-efficiency earth neutral system,and based on it,a proposal for gap Zine Oxide arrester with four star connetion type was put forward.
通过 6～ 10kV中性点非有效接地系统中氧化锌避雷器的分析 ,得出了无间隙氧化锌避雷器存在的问题 ,提出了采用四星型接法的带间隙氧化锌避雷器的解决方案 。
It is important to monitor the state of Metal-Oxide Arresters (MOA) on line, especially the resistive leakage current, which reflects the MOA s health to a great extent.
由于阻性泄漏电流很大程度上能反映氧化锌避雷器的健康状况,因此在线监测阻性泄漏电流尤为重要,分析比较了MOA的几种在线监测方法及几种测量方法存在的问题,指出了两种影响测量精度,但未引起重视的干扰源,并对近些年国内外此方向的发展动态和未来的发展趋势加以综述。
It is important to monitor the state of Metal-Oxide Arresters (MOA) on-line ,especially the resistive leakage current, which reflects the MOA s health to great degree.
由于阻性泄漏电流很大程度上能反映氧化锌避雷器的健康状况,因此在线监测阻性泄漏电流尤为重要,分析比较了MOA的几种在线监测方法及几种测量方法存在的问题,指出了两种影响测量精度,但未引起重视的干扰源。
Metal-Oxide Arresters is a primary protecting equipment to limit the over-voltage.
氧化锌避雷器MOA是用来限制过电压的一种主要保护电器,由于其在运行中极易受潮,有必要对其进行在线监测。
The main methods for measurement of the resistance leakage currents of metal oxide arrester were introduced in this paper.
本文介绍了目前常用的监测氧化锌避雷器泄露电流的方法,即:全电流法,补偿法,基次谐波法和三次谐波法,并分析了每种方法的优缺点。
A hybrid FEM analysis is presented for the calculations of voltage distribution ratios of the zinc oxide elements of 330 kV and a new type of 500 kV metal oxide arresters (MOA).
采用有限元 解析结合解法 ,对 330kV和一种新型 5 0 0kV氧化锌避雷器 (MOA)电阻片的电压承担率进行了计算 ,解决了含复杂介质和导体结构的轴对称无界电场的数值计算问题 ,其程序设计与通用的有限元法完全相似 。
Analysis and Discussion for Zinc-Oxide Arrester s Defects and its Resistance Current;
氧化锌避雷器缺陷与阻性电流的分析探讨
Research on Numerical Calculation of the Potential Distribution of ZoN Surge Arrester;
氧化锌避雷器电位分布数值计算研究
The Remote Monitoring System for Zinc Oxide Arrester Based on GPRS
基于GPRS的氧化锌避雷器远程监测系统
Testing Project and Methods of Metal Zinc Oxide Arrester
金属氧化锌避雷器的试验项目及方法
Research on Metal Oxide Arrester Online Inspection and System Design;
氧化锌避雷器在线监测技术的研究与系统设计
Study on Insulation On-Line Detecting Theory and System of Metal Oxide Arrester;
氧化锌避雷器绝缘在线监测原理及系统研究
Study on a Distributed Online-Monitoring System of Metal-Oxide Arresters;
分布式氧化锌避雷器在线监测系统研究
Research on Technology of On-Line Monitoring Resistive Leakage Current of Metal Oxide Surge Arrester;
氧化锌避雷器阻性电流在线监测技术的研究
Study on Data Processing Method of On-Line Monitoring Zno Surge Arrestors;
氧化锌避雷器在线监测数据处理方法的研究
Research of the Remote Monitoring System for MOA Based on GPRS;
基于GPRS的氧化锌避雷器远程监测系统的研究
Using and Maintains of Zinc Oxide Arrester in Electrical Power System;
氧化锌避雷器在电力系统中的应用及其维护
Research on On-line Monitoring Equipment of Metal Oxide Surge Arrester Based on DSP
基于DSP的氧化锌避雷器在线监测装置的研究
The Influence on Measured Data from Zinc Oxide Arrester Grading Ring
氧化锌避雷器均压环对测量数据的影响
Three-phase Simultaneous Measurement Technology for ZnO Arrester's Resistance Current
氧化锌避雷器阻性电流三相同时测量技术
Calibration Method of Metal Oxide Arrester Live Tester
新型氧化锌避雷器带电测试仪校验方法探讨
On-site Electric Parameter Measurement of 500kV Zinc Oxide Arrester without HV Lead Dismantled
现场不拆引线测试500kV氧化锌避雷器电气参数
Fault Analysis of ZnO Arrester and Discussion on Its Operation Monitoring Means
氧化锌避雷器事故及运行检测方法探讨
On-line Testing for Zinc-Oxide Surge Arrester via Wireless Communications
基于无线通信的氧化锌避雷器在线检测仪
A New Method of Calibrating the Zinc Oxide Arrester Tester
校验氧化锌避雷器带电测试仪的新方法
