Based on the analysis of a 500 kV overhead ground wire broken and falling down accident,this paper finds the basic cause and proposes the corresponding preventives and treatment.
通过对一起500 kV架空地线断裂落地的事故进行原因分析,找出了架空地线断落的根本原因,并提出了相应的防治措施和建议。
Working frequency current division factor of overhead ground wire is an important parameter directly related to equipment and personnel safety and project investments.
架空地线工频分流系数是进行接地设计、计算的重要参数,它直接关系到设备、人身安全和工程投资,因而应尽可能准确确定。
Type spectrums for optical fiber composite overhead ground wires
光纤复合架空地线(OPGW)的型谱分析
Connection Mode for Hardware to Reruce Wearing of Suspension Claps of Overhead Grounding Wires
减缓架空地线悬垂线夹磨损的金具连接方式
Test and Analysis of Inductive Voltage on Overhead Ground Wire of 1000 kV UHV AC Line
1000kV交流输电线路架空地线感应电压测试分析
Analysis and Discussion on a Lightning Fault of Optical Fiber Composite Overhead Ground Wire
一起光纤复合架空地线雷击故障的分析探讨
Establishment of Mathematical Models of Lightning Current on OPGW
光纤复合架空地线雷击电流数学模型的建立
Analysis & Research on Lightning s Damage for OPGW of High-voltage Transmission Line;
雷电对高压输电线路光纤复合架空地线（OPGW）危害的分析与研究
Analysis on UL Ring Ablation of Overhead Grounding Wire on Tower No.75 of 220kV Luo-wen Line Ⅰ
220kV罗文甲线#75塔架空地线UL环烧蚀缺陷情况分析
overhead and underground system
架空线和地下线系统
Reason Analysis and Countermeasures of Overhead Insulation Grounding Line Drop Accident of 500kV Transmission Line.
500kV输电线路架空绝缘地线掉线原因分析及对策
Underground transmission is more expensive than the overhead alternative.
地下输电要比架空线输电成本高
The New Scheme Discussion of Grounded Protection for High Voltage Cables-Aerial Line;
高压电力电缆—架空混联线路接地保护方案探讨
Research on Chongqing Urban District of High-voltage Overhead Power Line Going Underground
关于重庆主城区高压架空线下地的思考
Suggestions on Converting Overhead Power Lines into Underground in Chongqing Urban Zone
重庆主城区实施电力架空线下地的探讨
Combinations of both overhead and under-ground HVDC line segments frequently occur.
高压直流架空线路和地下线路分段的组合也常采用。
Has overhead protection or wire screening been provided where necessary?
已经在需要的地方提供了架空电线保护装置或电线保护屏蔽了吗？
The collapse of the poles was attributed partly to the weight and resistance of the aerial cable.
电线杆的倾倒部分地是由架空电线的自重和阻力所引起的。
Overhead lines have more outages than underground cable per unit length, but the outages are usually shorter in duration.
架空线路单位长度的停电数要比地下电缆的多,但停电持续时间短。
Rights-of-way of overhead lines in metropolitan areas are very expensive or are prohibited entirely.
在大都市地区,架空线路走廊是非常昂贵的,或根本就受到禁止。