The system has been implemented in the laboratory and proved to be a successful-designed tool for insulator leakage current monitoring.
实验室的应用证实，该系统的设计比较成功，是一套研究绝缘子泄漏电流的有效工具。
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。
An USB interface based portable monitoring system for insulator leakage current is developed in order to solve the limitation of existing ways of insulator leakage current monitoring.
针对现有绝缘子泄漏电流检测方法存在的局限性，开发了一种基于U SB接口的便携式绝缘子泄漏电流检测系统。
Note the top electrode is guarded, so that only current flowing across the insulator is measured by the picoammeter.
注意，顶部的电极接保护，所以只有流经绝缘体表面的电流才为皮安计所测量。
When the voltage is removed, the separated charges generate a decaying current through circuits connected to the insulator as they recombine.
当撤去电压时，这些分离的电荷在重新组合时会在与绝缘体相连的电路中产生衰减的电流。
To minimize the current due to this effect, it's important to remove mechanical stresses from the insulator and use insulating materials with minimal piezoelectric and stored charge effects.
为了尽量减小这种效应产生的电流，重要之点在于消除绝缘子上的机械应力并使用压电效应和储存电荷效应最小的绝缘材料。
Finally, a series of field and laboratory tests have been carried out with this sample machine, which provides data support for further study on the rule of insulator leakage pulse current.
最后，利用该样机，完成了一系列线路实测和实验室试验，为进一步研究绝缘子泄漏脉冲电流的规律提供数据支持。
The paper presented the method to detect the pollution degree of composite insulator surface by measuring its grounding current.
文章提出了通过测量绝缘子接地电流来检测复合绝缘子表面污秽程度的方法。
In this paper, on-line detection for composite insulator based on pulse current method is studied.
利用脉冲电流法检测系统对合成绝缘子在不同电压下的脉冲电流特性进行了研究。
The paper presents a data sampling and analyzing system for the insulator leakage current, and the design of its software and hardware as well as the realization of its functions.
论述了绝缘子泄漏电流数据采集与处理系统软件、硬件的设计及其功能实现。
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。
Current flows through the device by the process of quantum tunneling: a small number of electrons manage to jump through the barrier even though they are forbidden to be in the insulator.
电子在元件中利用量子穿隧效应流动，少量的电子可穿过绝缘层的障碍到达另一边。
Ceramic insulator is widely used in alternating and direct current transmission system. But there exist some problems when using ceramic insulator in direct current transmission system.
瓷绝缘子广泛使用在交直流输电系统中，但在直流输电系统中使用还存在很多问题。
Insulator: Substance that blocks or retards the flow of electric current or heat.
绝缘体：能阻止或延缓电流或热量流动的物质。
This paper discusses the advantages of composite insulator and the feasibility of using composite insulator in direct current transmission.
本文分析了合成绝缘子的优点，论证了在直流输电系统中使用合成绝缘子的可行性。
The electric current cannot go through an insulator, just as water cannot go through iron.
电流不能通过绝缘体，如同水不能通过铁块一样。
For small fields, air is a good insulator-electrons attach to oxygen atoms faster than they are knocked loose by collisions-and electric current cannot flow in any appreciable amount.
对微弱的电场而言，空气是优良的绝缘体(电子附著到氧原子上的速度，大于受冲撞而游离的速度)，并不会有可观的电流流通。
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.
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。
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