架空地线
- 名overhead ground wire;overhead earth wire
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为了适应现代大规模电力系统的需要,建设坚强精准的通信系统,现代电力系统中采用光纤复合架空地线(OPGW)作为一侧架空地线的现象越来越普遍。
In order to adapt to the needs of the modern large-scale power system and build a strong and accurate communication system , Optical Fiber Composite Overhead Ground Wire ( OPGW ) as a phenomenon of the side of the overhead ground wire is commonly used in modern power system .
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一起光纤复合架空地线雷击故障的分析探讨
Analysis and Discussion on a Lightning Fault of Optical Fiber Composite Overhead Ground Wire
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一种新型复合光缆架空地线(OPGW)的热稳定性分析及实验
Analysis and Experiment of Thermal Stability for a New Kind of OPGW
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OPGW光缆替换原架空地线的施工方法
Construction Method for Replacement of Original Overhead Ground Wire with OPGW Cable
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光纤复合架空地线(OPGW)的型谱分析
Type spectrums for optical fiber composite overhead ground wires
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架空地线复合光缆(OPGW)是当前电力系统中主要的通信通道。
OPGW is the main communication channel in the current electric power system .
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关于光纤复合架空地线光缆OPGW雷击断股的一些考虑
Considerations about Lightning Stroke to Break Strand of OPGW
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第五代架空地线复合光缆(OPGW)的研制
Development of OPGW of the Fifth Generation
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以光纤复合架空地线(OPGW)为代表的长途电力架空光缆光通信传输得到了长足发展。
The long-haul electric aerial optical cable optical transmission represented by OPGW has got tremendous development .
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架空地线复合光缆OPGW的测试
Test on Overhead OPGW
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光纤复合架空地线(OPGW)电力行业标准与其他标准的比较
The comparison between the standard of electric power industry for Optical fiber composite overhead ground wires ( OPGW ) and others
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220kV直线杆塔架空地线提升器的研制与应用
Research and Application on Lifter for Overhead Ground Line in 220 kV Straight Rod
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光纤复合架空地线(OPGW)国际标准有IEC-60794-4-1和IEEEstd1138;
IEC-60794-4-1 and IEEE Std 1138 are the international standards of Optical fiber composite overhead ground wires ( OPGW ) .
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然而,由于OPGW结构中包含有光纤,这就意味着温升限制与传统架空地线有所不同。
However , considering the cable structure of the optical fibers , the limit of temperature rise differs from that of conventional overhead ground wires .
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架空地线复合光缆(OPGW)兼输电线路架空地线和通信光缆功能于一体,正日益显示其优越性。
The overhead OPGW , being of functions of the overhead ground wire and communication optical cable for transmission lines has demonstrated its advantages day by day .
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术后张口度≥37mm,X线示骨折线对位良好。500kV线路光纤复合架空地线断股原因分析
X-ray showed fracture lines were good . Wire fracture of OPGW of 500 kV lines
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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 .
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介绍了OPGW光纤复合架空地线的设计过程,并从OPGW的结构选型、热稳定、力学计算以及配套金具等几个方面进行了阐述。
The paper introduces the design process of optical fiber composite ground wires ( OPGW ) in the light of structure type selection , heat stability , mechanics calculation and the kit fittings .
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介绍一种新型的架空地线复合光缆(OPGW),其光纤单元是一种具有PBT(聚对苯二甲酸丁二醇酯)内衬管粘合不锈钢管的松套型结构。
The paper has introduced a new kind of overhead compound optical ground wire ( OPGW ), whose optical unit is kind of loose sleeve structure with stainless steel pipe bond with PBT lining tube .
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结合大量的光纤复合架空地线复合光缆(OPGW)工程设计实践,对于110~500kV架空线路中的2条良导体地线,为了防雷逐塔接地所带来的电能损耗值得关注。
Combined with many practices of OPGW project designing , this paper proposes that the electric energy loss of two good conductor ground wires on 110 kV to 500 kV OPGW is worth concern .
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近来高压线路发生一些光纤复合架空地线雷击断股现象,为此进行了全国25个省和五大城市OPGW运行状态的初步调查。
Recently , broken strands of OPGW occurred after lightning stroke on some high voltage power lines . The preliminary survey of the operation behavior of OPGW in 25 provinces and 5 metropolises in China were conducted .
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近年来,国内的光纤复合架空地线光缆OPGW光缆出现了多次雷击断股的事件,一些解决方案强调从系统设计方面来着手解决这一问题。
In recent years , the incidents of broken strand of OPGW cable by lightning stroke at home are occurred for many times , some solving schemas are emphasized from system design aspect to solve this problem .
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1000kV交流输电线路架空地线感应电压测试分析
Test and Analysis of Inductive Voltage on Overhead Ground Wire of 1000 kV UHV AC Line
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架空地线复合光缆O(PGW)作为电力系统的重要组成部分,广泛地应用在架空输电线路上,兼具着架空地线和光纤通信双重功能,在电力系统中起着防雷保护和传输信息的作用。
OPGW is an important element of electrical power system , it is not only used for ground wire against lighting strike to protect transmission line , but also as fiber optic cable to transmit information .
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介绍了架空地线复合光缆(OPGW)热稳定计算中需要考虑的问题,包括OPGW的允许短路电流,短路时间的选取和OPGW实际电流的计算方法,并提出了解决热稳定的措施。
This paper introduces some important problems which should be considered in OPGW thermal stability calculation , including ability of the permitting short-circuit current , choice of the short-circuit time and calculation methods of the currents through OPGW . Then presents some measures to solve the thermal stability of OPGW .
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架空地线复合光缆在华中局的应用
The application of OPGW optical cable in Central China Power Bureau
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计算了各种采用光缆复合架空地线情况下线路的工频过电压。
The power-frequency overvoltage is calculated in various conditions with OPGW .
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光纤复合架空地线的机械特性计算
The mechanical characteristic calculation of Composite fiber Optic Overhead Ground Wire
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架空地线对于电信线路实际屏蔽系数的普遍计算公式
The general formulas for computing actual shielding factors of overhead ground wires
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铝包钢线在光纤复合架空地线中的应用
Life With String The application of AS wire in OPGW