通过加宽导线与地线之间的距离,绝缘线与金属线之间的部分,把电线从干的顶部移开来减少高压线的危险。
Power lines can be made less dangerous by widening the gap between conducting and ground wires, insulating wires and metal parts, and moving wires farther away from pole tops.
可以通过加宽导线和地线的间距来减少危险性、将电线和金属元件绝缘和将电线移动到离电线杆顶部较远的地方。
Power lines can be made less dangerous by widening the gap between conducting and ground wires, insulating wires and metal parts, and moving wires farther away from pole tops.
这电线装进导线管。
当电流通过电线时,这些的电子也沿着导线缓缓地从一个原子流过另一个原子。
When an electric current flows through the wire, these electrons also drift slowly along the wire, passing on from atom to atom.
经典的研究发表于1958年,哈利·哈洛追崇显示,猴子喜欢呆在一个布“母亲”,而不是一种使电线,甚至当导线“母亲”进行了食品瓶。
Classic studies by Harry Harlow, published in 1958, showed monkeys preferred to stay close to a cloth "mother" rather than one made of wire, even when the wire "mother" carried a food bottle.
通过在导线中点引入虚拟节点将传输过程中存在线损的输电线变成无线损的输电线。
A lossless transmission line is resulted from splitting the line and introducing a fictitious "line node" in the middle.
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.
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.
该文讨论了电线电缆生产中导线连续退火装置冷却过程的工作原理,从理论上导出了冷却过程所遵循的规律。
The principle of the cooling of copper conductors during the continuous annealing process is presented. The law for the cooling process was deduced theoretically.
按照空气动力弹性相似准则,设计制作了某高压输电线路终端塔全塔气动弹性模型,并按响应相似原则模拟了柔性输电导线;
An aeroelastic model for a UHV power transmission tower and its conductors was designed according to the law of similarity and tested in an atmospheric boundary layer wind tunnel.
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.
应用改进的电气几何模型分析了输电线路杆塔结构、避雷线和导线的布置、雷电流的幅值、地面倾角对绕击率的影响。
With such model the effect of tower structure, lightning current amplitude, angle of the lightning incidence, as well as the ground angle on the shielding failure rate are analyzed.
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.
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.
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.
详细介绍了汽车用低压电线束制作过程中导线手工锡焊的组成要素、工艺过程、质量检查。
The composition elements, technical process and quality inspection of handicraft tin welding in the process of low-voltage electric harness for automobile are introduced in this paper.
这种光纤输电导线(FOTC),可精确掌握导线温度变化曲线,从而增大输电线路的容量,提高输电线路的可靠性。
The fiber-optic transmission conductors (FOTCs) can increase capacity and reliability of transmission lines by providing accurate profiles of the temperature.
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.
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.
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.
在运行输电线路中,导线覆冰现象较为普遍,特别是近几年来天气气候的变化,导线覆冰的几率日趋增大。
In transmission line, conductor icing is a common phenomenon. Especially in recent years, the probability of conductor icing is gradually increasing with the change of the weather.
这些要求所指的内部电线,是指从器具电源线入口处,或从用于连接电源线的接线端子或引线处的互连线,即使有些为电源线导线。
Leads for power-supply connections of a fixed appliance, even though some of this may be in the form of flexible cord.
导线的电阻的电线的增加,温度升高,它限制电流流过电路。
The electrical resistance of the wire increases as the wire's temperature increases, which limits electrical current flowing through the circuit.
依据高压输电线的结构特点,可同时使用涡流检测原理和漏磁检测原理分别对导线的铝绞线和钢芯损伤情况进行检测。
With the instrument the defects of the conductor on the high voltage overhead transmission line can be inspected whether the line is dead or in operation.
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.
最后对试验波形进行了分析,表明此种方法用于检测高压输电线的外部铝导线是可行的。
The experiments indicate that it is feasible to use the eddy current methods to detect the outer aluminum wires of the tran...
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.
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.
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