计算农村机井电力线路导线截面时,《通辽公式》简便可行。
Tongliao Formula works easily and conveniently when power circuit wire section of village motor - pumped well is calculated.
解决了单电源和多电源网络规划、线路交叉点及线路导线截面选择等问题。
Accordingly, such problems as single power source and multi-power resources network planning, path connection nodes and path wire section are resolved.
三相输电线路导线表面电荷的分布是不均匀的,各点电场强度的大小也不同。
The distribution of surface charges in three-phase transmission lines is uneven and the electric fields of various points are different.
重点介绍了用常规线路施工器具组织设计紧凑型线路导线展放的施工工艺和方法。
This paper mainly introduces construction technology and methods using conventional line construction tools organize and design compact line conductor.
架空输送电线路因覆冰而导致的事故危害性很大,本文总结了目前国内外输电线路导线覆冰的现状。
Icing will bring a lot of disserve to impracticable power transmission line, here is summary about icing phenomenon on power transmission line around the world recently.
因此研究高海拔地区输电线路导线电晕特性、放电机理及其影响因素具有重要的学术意义和工程应用价值。
This paper elaborates theoretically the corona current characteristics of insulator strings under high voltage application and verifies them by experiment.
为对抗光纤服务,电缆公司已经将光导线路铺设到区域接点,人们可以通过现有电缆把网络连入家中。
To counter FiOS, the cable companies have run fibre to the neighbourhood node, from where the connection continues to the home through their existing cable.
该公司还一直讨论在医院和医生外科手术的医疗设备上连接光导线路。
The company has also been discussing linking medical devices in hospitals and doctors' surgeries.
传统上,我们使用一根置于空气中的金属终端【富兰克林避雷针】和一条与集成的接地装置连在一起的下导线路来保护建筑物。
Traditionally structures have been protected by the use of air terminals (Franklin Lightning Rods) and a network of downconductors connecting to an integrated grounding system.
架空线路用绝缘子和配件。金属配件。双制动导线配置(ad)。
Insulators and fittings for overhead lines. Metal fittings. Double-stop conductor arrangement (AD).
在这片载有世界地图的晶片上所开发的回路,被用来演示光导线路具有最低的传播损失。
The circuits developed on this chip carrying the world map were used to demonstrate photonic wires with the lowest propagation losses.
变压器用于电能的传输和分配,以减小在线路架设中导线的截面尺寸。
The transformer is used in the transmission and distribution of power to reduce the conductor size in line construction.
硅光电学技术是一种将光导线路集成到小晶片上的新兴研究领域。
Silicon photonics technology is an emerging area of research that integrates optical circuits onto a small chip.
输电线路覆冰可引起导线舞动、杆塔倾斜、倒塌、断线及绝缘子闪络等问题。
Transmission line regelation may cause conductor galloping, pole leaning or collapse, conductor breaking or insulator flashover etc.
因此必须利用导线换位,并且采用适当的相序排列方式以及换位方向来减小线路的不平衡度。
Therefore, to minimize line imbalance, conductor transposition, as well as proper phase sequence and transposition orientation have to be used.
提高导线悬挂高度是解决线路走廊紧张地区的建筑物跨越和电磁环境问题的有效手段之一。
Raising conductor suspension height is one of the solutions to problems of building overcrossing and em environment in regions with limited line corridors.
如超长距离输电装置、紧凑型线路、无功动态并联综合补偿技术、大截面耐热导线以及新型安全自动装置等。
For instance, extra long distance implement, tight power line, idle dynamic parallel integrated compensation, big section heat-resistant wire, new-style security automechanism, and so on.
为降低长输电线路的电流不平衡度,需要进行导线换位。
Conductor transposition is necessary to reduce unbalanced current in long transmission lines.
应用稳定性理论并结合线路的实际工况分析了结冰导线的舞动机制。
Combining stability theory with reality of transmission line galloping mechanism of iced conductor was analyzed.
覆冰导线由于风载而造成的舞动,严重地威胁着输电线路的安全运行。
The galloping of iced conductor caused by wind load severely imperils the safe operation of the high voltage transmission line.
在直流输电线路工程设计中,如果按我国现行标准规定的经济电流密度选择导线截面,将导致截面偏小,损耗增大。
In DC transmission line construction design, current national standard of economical current density will under predictcd conductor section, resulting in large loss.
本文提出一种接触网导线工厂化超拉的工作模型,可以作为现场超拉工作模型的替代方案,应用在接触网工程等架空输电线路的施工中。
Proposes a working model of OCS wire overloading in factory, which may be applied in the construction of overhead electric line instead of the working model in field.
探讨导线定线法及在输电线路测量中的应用。
The traverse surveying method and its application in measuring of power transmission line are discussed.
在此基础上分析线路塔型、导线参数、相序排列等因素对不平衡电流的影响。
On this basis, the influences to unbalance current of line tower type, wire parameters and phase sequence arrange are analyzed.
在原有线路无需更换杆塔的情况下,采用扩容导线,线路能增加50%的载流量。
The capacity of existing transmission lines can be enlarged to the extent of 50% by using the new type of enlarged capacity conductors without changing existing towers.
导线截面的论证选型是电力线路设计的重要内容。
The judgement and selection of conductors' section is an important aspect of power transmission line design.
设计的爆压管替代线夹,在电路正常运行的工况下替代爆压续接管承担导线的张力,从而达到保护线路和爆压管的目的。
The line clamp designed in the article can take the place of the explosive pressing duct to take on the tensile force of line in working order.
为此建立了电力线路建设费用和运营费用的数学模型,导出了导线经济截面的新计算方法。
For this reason, a mathematical model of construction & operation costs for power transmission lines is set up, and some calculation examples are given as well.
针对送电线路设计过程中,边导线风偏后对地距离的检查及处理的不足之处,建立较为精确且实用的计算公式,并实现微机自动处理。
A new, more exact and practical calculating formula is given for the wind-deviation of the transmission line and the procedure can be realized in computer.
电晕效应是特高压输电线路设计中所考虑的关键题目之一,温度、湿度对直流导线电晕影响规律是特高压直流输电线路设计的依据。
Corona effect is one of the key issues of designing UHV transmission lines, in which the influence of temperature and humidity on DC conductor corona should be considered.
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