避雷器

结合供电线路的制式合理选择避雷器

Selecting Proper Lightning Protector According to Power Supplying Circuit Type

氧化锌避雷器交流工况测试装置研究

Study on Testing Device for AC Working Condition of Zinc Oxide Lightning Protector

避雷器作为TV二次回路中性点保护的分析

Analysis on Arresters as the Protection of Secondary Winding Neutral-point of Voltage Transformer

特高压避雷器用ZnO压敏电阻电压梯度限值的探讨

Analysis on Voltage Gradient Limitation of ZnO Varistor in Ultra High Voltage Arrester

复合绝缘外套线路型ZnO避雷器防雷运行分析

Analysis on Lightning Protection Performance of Metal Oxide Surge Arresters for Transmission Lines

氧化锌避雷器在基波PT铁磁谐振下的工况分析

Analysis of Working Circumstances of Metal-Oxide Arresters under Fundamental Frequency PT Ferroresonance

线路ZnO避雷器的发展概况

Development of Line ZnO Surge Arrester

ZnO电阻片电气性能的提高对金属氧化物避雷器的运行可靠性起着重要的作用。

ZnO varistor with enhanced electrical properties may have significant impact on service reliability of MOA .

避雷器动作对互联电网IPC潮流调控的影响

MOA action influence tie-line power control of interconnected power system with IPC

基于RS-485总线的金属氧化物避雷器在线监测系统的研究

On-line Monitoring System for Metal Oxide Arresters Based on RS-485 Bus

本文讨论氧化锌避雷器在基波PT铁磁谐振过电压下的工作状况。

The working circumstances of metal - oxide arresters under fundamental frequency PT ferroresonance are discussed in this paper .

建立了悬挂式避雷器置于地面时的2D轴对称有限元模型，对其电场进行了计算。

Symmetrical finite element model for the suspended-type surge arrester located ground is proposed to calculate the electric field distribution .

线路侧避雷器应布置在侵入波前沿，与架空进线呈V形或一字形连接的重要措施；

The line lateral lightning arrestor should be installed at the flout of intrusive waves to form a V-shape or I-shape with incoming lines .

GIS型避雷器的电位分布解析结果与日本新榛名变电站使用避雷器的解析和实测结果都相当一致，满足技术协议要求。

The analysis result of potential distribution for the GIS lightning arrester is consistent with that used in Japanese substation , which satisfies the requirements of technical agreement .

仿真中运用带合闸电阻的开关、RC阻容装置及其氧化锌避雷器来限制操作过电压，并取得了一定的成效。

The switch with closing resistor , RC equipment and MOA are used to limit switching overvoltages . Certain effect is obtained .

通过仿真，分析了暂态限流特性，并与基于ZnO避雷器的串联谐振式限流器进行比较。

Its transient current-limiting performance is analysed by computer simulations and compared with that of an in-series resonant type FCL based on ZnO surge arrester .

10kV电力系统无间隙ZnO避雷器额定电压选择

Selection of the Rated Voltage of the Gapless ZnO Lightning Arresters in 10 kV Power System

FZ阀型避雷器带电测试的干扰分析

On the Analysis of FZ Clique Lightning Arrester Disturbance of Electrification Test

氧化锌避雷器（MOA）是电力系统重要的过电压保护设备，对其进行在线监测，及时、准确地了解其运行状况，对电力系统安全运行十分重要。

Metal Oxide Surge Arrester ( MOA ) is an important over-voltage protective equipment of power system .

介绍了一种新型MOA（金属氧化物避雷器）泄漏电流测试仪的研制。

A new model of leakage current tester of MOA ( metal oxide arrester ) is introduced .

介绍了研制的以浮点型DSP为主处理器的氧化锌避雷器泄漏电流测试仪，阐述仪器带电测量的工作原理和仪器的设计要点。

In this paper the development of tester of leakage current of MOA based on floating DSP is introduced , and the working principle in field and design method are given .

关于FZ型避雷器预防性试验方法的探讨

Research of Field Test Methed of FZ Type Arrester

10kV避雷器直流参数测试仪的研制

Study of Measurement Device on DC Parameter for 10 kV MOA

针对氧化锌（ZnO）避雷器泄漏电流的测试问题，利用数字型光电隔离传输电路，设计了一种光电传输及频率测量系统。

Aiming at the testing problem of leakage current from ZnO surge arrester , a kind of photoelectric transmission and frequency measuring system is designed using photoelectric isolation transmission circuit .

氧化锌（ZnO）非线性电阻片是电力避雷器的核心工作元件，其微观电流分布的非均匀性导致其冲击能量吸收能力的下降。

ZnO varistors are key functional element of surge arresters . The nonuniformity of current distribution in microstructure of ZnO varistor leads to the decreasing of its impulse energy absorption capability .

35kV主变压器中性点避雷器的运用

Application of MOA on the Neutral Points of 35 kV Transformers

110与220kV金属氧化物避雷器荷电率数值选取问题

Selection of the AVR of a 110 / 220 kV MOA

500kV金属氧化物避雷器均压电容选用探讨

Discussion on Selection of Equalizing Capacitance for 500 kV Metal Oxide Arrester

35kVFZ型避雷器不动作原因分析

Cause Analyse of Reject-acting Arrester 35 kV FZ

为保证金属氧化物避雷器（MOA）的安全运行，必须测试避雷器的电气性能。

In order to ensure reliable service of metal-oxide surge arresters ( MOA ), the electrical properties of MOA must be monitored .