避雷线

OPGW作为避雷线，遭受雷击不可避免。

As the lightning wire , OPGW can 't be avoided from lightning .

高压架空避雷线对接地网接地阻抗测量结果的影响研究

Influence of HV Overhead Lightning Conductor on Measurement Results of Grounding Impedance for Grounding Network

架空避雷线及OPGW的热稳定探讨

Discussion on Heat Stability for Overhead Ground Wire and OPGW

普通避雷线更换OPGW光缆施工

Construction of Conventional Lightning Conductor Replaced by OPGW

介绍了对UHV输电线路避雷线屏蔽性能的研究结果和改进建议，并对UHV输电线路雷电反击耐雷性能进行计算。

The study results of lightning back flashover for the UHV transmission line were also presented in this paper .

500kV昌房紧凑型线路避雷线磨损的分析与处理

Analysis of wearing of shielding wire of 500 kV Compact Transmission Lines

文章通过建立数学模型，采用Matlab软件进行了计算，计算表明了分流系数对避雷线的截面选择影响显著，并用实例计算加以验证。

The paper carried out the calculations adopting Matlab software through establishing mathematics model , and the calculations show that shunt factor has notable influence on selection of the section of overhead grounding wire , and through example calculation to verify .

220kV无避雷线长江大跨越段氧化锌避雷器通流容量计算

Calculating the Energy Capability of Metal Oxide Arrester of the 220 kV no Grounding Lines Section across the Yangtse River

输电线路上的避雷线主要用于防雷，将避雷线换成光纤复合架空地线（OPGW），一方面它既能防雷，又能实现光纤通信，比地埋光缆成本低得多；

The optical fiber composite overhead ground wires ( OPGW ) on power transmission lines enable both lightning protection and optical fiber communication , which cost much less than underground optical fiber cables .

500kV线路架空避雷线雷击损伤后抢修维护方法一起220kV变电站断路器雷击故障分析

Maintenance method for earth wire of 500 kV power transmission line after heavy damage by lightning stroke Analysis of Circuit Breaker Failures Due to Lightning Strike in a 220 kV Substation

结果表明，当ksg减小、地面倾角增大、避雷线保护角增大、温度降低时，绕击跳闸率增大。

The results show that the flashover rate reduces with the reduction of k_ ( sg ), increase of the obliquity , protection angle and , atmospheric temperature .

架设500～1500kV交叉线路在敷设导线与避雷线期间220～750kV运行线路断开时间的标准

Rate Duration of Switching off 220 ~ 750kV Operating Transmission Lines While Setting up Transmission Lines and Overhead Ground Wires in Construction of 500 ~ 1500kV Cross Lines

对架空避雷线进行技术改造的综合实施方案

An advanced Comprehensive Scheme of Insulating the Over-head Ground Wire

分流系数对架空避雷线热稳定校验的影响

Influence of Shunt Factor on Thermal Stability Checking of Overhead Grounding Wire

避雷线防雷方式的空气间隙计算

Calculation of Air Clearance for Lightning Protection Using Shielding Wires

减少避雷线中电能损耗方法的研究

Research on reducing power energy wastage in lightning line

本文还分析了地面倾角、避雷线保护角和温度等影响因素对绕击跳闸率的影响。

The influence of many aspects to shielding failure flashover rate is discussed .

耐张段采用单双两种避雷线的问题

Questions on Using Together Single and Double Overhead Ground Wire in Strain Section

排列导线相序降低送电线路避雷线的电能损耗

Reduction of Electric Energy Loss in Overhead Ground Wire for Transmission Line by Arrangement of Traverse phase-order

变电站内接地短路时避雷线分流系数研究

Study on the Coefficient of Lightning Shield Line When the Earth Short Circuit Taking Place in Substation

减小避雷线保护角能有效地减少绕击雷的发生。

Reducing the shielding angle of lightning shield line can reduce the occurrence of shielding failure lightning accident .

文中还给出了考虑分流系数后GJ-50型架空避雷线的适用距离。

The paper also gives the suitable distance of GJ - 50 overhead grounding wire considering the shunt factor .

设计开发适宜现场应用的电流互感器，以用于架空避雷线分流电流的测试。

Design and develop the current transformers , what be used for the shunt current testing of overhead lightning conductor .

文中的分析和计算方法可为更准确地进行架空避雷线的热稳定校验提供依据。

The analysis and calculation method given in the paper can offer the basis for thermal stability checking of overhead grounding wire accurately .

结合现场运行状况，在局部停电条件下，通过测试停电线路架空避雷线分流系数对地网接地阻抗进行准确测量、计算。

Combined with field operating conditions , to measure and calculate the grounding impedance by testing the shunt function of overhead lightning conductor in a local power failure conditions .

要解决这个问题，就要充分利用避雷线和进线电缆外护套的工频分流作用，减小在接地故障时接地网的入地电流。

To solve this problem , the power-frequency shunt function of the overhead ground wire and the lead-in cable jacket can be used to reduce the earth short-circuit current .

具体比较了雷击有、无避雷线的线路，采取不同避雷器安装方案时的耐雷水平；

The LWLs of35kV lines with and without lightning shield lines , in which various installation ways of MOAs used as line surge arresters are adopted , are compared ;

通过对山区送电线路雷害事故的分析，得出了山区雷害主要是雷击杆塔或避雷线造成的反击事故。

At summarizing lightning accidents of transmission lines in mountainous areas it was concluded that the lightning accidents were mainly caused by inverse flashover of lightning strike on tower .

为此，阐述了入地电流的概念，对输电线路架空避雷线、电缆线路及架空电缆混合供电线路的分流系数进行了探讨和计算。

This paper expatiates on the concept of earth short-circuit current , discussing and computing the shunt coefficient of overhead ground wires , cable lines and hybrid overhead cable lines .

处理方法包括加装避雷线、尽量减低线路杆塔接地电阻值、消弧线圈的合理使用和采用线路型避雷器。

These measures include installation of lightning lines , decrease of the tower grounding resistance as far as possible , the reasonable use of arc suppressing coils and adoption of arresters .