利用空气介质中电晕放电理论对高压电缆局部放电试验连接导线进行了改进。
The connecting wire used for the PD test of HV cables was improved based on the corona discharge theory in air medium.
探讨了导线的几何位置及其尺寸对电晕放电的影响，最终得出最优改善措施。
Geometry of the wire location and size of the corona discharge effect, concluded that the best improvements.
在导线表面采取缠绕扰流线措施或直接使用低噪声导线，能够降低导线风噪声和电晕噪声水平。
The measures to disturbing the current by means of winding on the conductor surface or application of low-noise conductor can reduce the level of wind noise and corona noise.
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.
正极性导线电晕声音和无线电干扰变化都不大；负极性导线电晕声音和无线电干扰都增大。
The corona voice strengths and levels of radio interference produced by positive polarity wire have little changes, and those produced by negative polarity wire increase with temperature.
本实用新型结构稳定性佳，安全系数高，防电晕效果和导线互换性好。
The utility model has the advantages that the stability of the structure is good, the assurance coefficient is high, the anti-corona effect is good and the interchangeability of wires is good.
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.
电晕笼是一种可对导线电晕特性进行试验研究的设备，采用电晕笼进行导线电晕特性试验可弥补试验线段的不足。
Corona cage is one of indispensable equipments for conductor corona performance researches. Tests of conductor corona characteristics in corona cages can cover the shortages of those with test lines.
电晕笼是一种可对导线电晕特性进行试验研究的设备，采用电晕笼进行导线电晕特性试验可弥补试验线段的不足。
Corona cage is one of indispensable equipments for conductor corona performance researches. Tests of conductor corona characteristics in corona cages can cover the shortages of those with test lines.
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