In this paper, the characteristics of corona current with high voltage of a single insulator is studied in different methods.
用不同方法实验研究单个绝缘子电晕特性的结果表明绝缘子本身状态决定了电晕特性。
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。
The polarity of impulse voltage and the polarity of insulator surface electric charge can affect the corona initial time of insulator, the change time - interval and the corona current.
外拖冲击电压的极性与绝缘子表面电荷极性是否相同会影响绝缘子的电晕起始时刻、由流注向先导的转变时间间隔和流注电晕电流。
Reasonable matching of wafer and wire: the advanced matching of wafer improves average voltage in electric field and current density of wafer corona, which the dedusting efficiency is higher.
板线匹配更合理。先进的板匹配,有效地提高了电场平均电压和板电晕电流密度,收尘效率更高。
Corona pulses current method is a way which can be used to detect faulty insulators on ground. But its accuracy of detecting is low in application.
电晕脉冲电流法是一种地面检测不良绝缘子的方法,但目前应用中其检测的准确度较低。
It was obtained through experiment and simulation that positive DC corona inception voltage and corona ion current under different air pressure and humidity conditions.
文中通过实验测量和模拟计算,得到了不同气压湿度下的正直流电晕起始电压和电晕离子电流。
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.
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。
By using this kind of shielding effects, the electric current density distribution can be improved, the back-corona can be reduced and the high voltage and low current state can be obtained.
利用电晕线支撑部分和屏蔽管的静电屏蔽效应,可以改善电除尘器板电流密度分布,减弱反电晕,并可得到高电压低电流的安全运行状态。
The surface potential build-up with constant current corona charging for polypropylene electrets was investigated.
本文讨论了聚丙烯驻极体恒流电晕充电期间电荷的建立。
Distributing of electric field intensity and voltage current characteristic inside and outside corona layer are educed.
推导了电晕层内外的电场强度分布和伏安特性。
In this paper the author expound mainly the current status in the research of solar quiet corona, coronal holes and heating mechanism of corona.
主要论述宁静日冕和冕洞,以及日冕加热问题的研究现状。
This paper analyzes harm of force, corona and circular current on the stator coil. And a synthetical measure is presented.
本文从定子线圈所受到的作用力,电晕和环流等方面分析了对定子线圈的危害,并提出综合性防止措施。
The results showed that ozone concentraiton is linear increased with corona discharge current increasing and corona wire surface temperature elevation.
随电晕线线径的减小和电晕线表面温度的提高而下降;
There exist weak zones of electric field and current density on the collecting plate when flat plate is used, and back corona tends to occur when the resistivity of particles is high.
其中,平板型电除尘器收尘极板表面存在场强和电流弱区,且处理高比电阻的尘粒时容易发生反电晕;
There exist weak zones of electric field and current density on the collecting plate when flat plate is used, and back corona tends to occur when the resistivity of particles is high.
其中,平板型电除尘器收尘极板表面存在场强和电流弱区,且处理高比电阻的尘粒时容易发生反电晕;
应用推荐