内部接地电阻限制了电池反向接地电流。
The internal ground resistor limits the reverse battery ground 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。
The paper presented the method to detect the pollution degree of composite insulator surface by measuring its grounding current.
介绍了电阻接地系统中,接地电流的选取,绝缘水平比较,保护配置方面的考虑。
Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are presented.
如果在两个接地点存在一个小的电势差,在系统的敏感部分就会有接地电流通过。
If a small potential difference exists between two ground points, some ground currents may flow through a sensitive part of the system.
介绍了电阻接地系统中,接地电流的选取,绝缘水平比较,保护配置方面的考虑。
Selection of ground current, comparison of isolation level and consideration of protective device in the resistance ground system are pr…
该方法适用于小接地电流系统的各种中性点运行方式,并且现场安装简单、不需要定值整定。
This method is suited for various distribution system with different neutral grounding modes. Moreover, it can be easily used in site without adjusting protective setting.
介绍了用于监测电容性设备接地电流在线监测系统的整体构成,其中重点阐述了上位机软件的设计。
Based on the detection capacitive equipment's grounding current, the on-line monitoring system of grounding current was designed.
中压电网不断扩大的同时,系统的单相接地电流也快速增加,发生故障时送电线路和变电站事故较多。
With expanding constantly on MV network, the current of the one-phase grounding increases constantly too, when one-phase grounding fault happens, there are more accidents in the lines and substations.
高压直流输电系统的接地电流在1000A以上,为确保直流接地系统的安全运行,该文对直流电流密度与土壤电阻率的关系进行了研究。
The grounding grip of high voltage direct current(HVDC) power system was working in large currents more than 1 000 A for long-term.
这样通过延伸机组的接地网进一步降低接地电阻,使雷电流迅速流散入大地而不产生危险的过电压。
Therefor by earthing connected net of set, it reduce earthing resistance, make the electricity discharge in earth prompt without dangerous overvoltage.
实验的结果表明:接地电极静止或转动介质阻挡放电将呈现不同的放电形式和电流波形。
The experimental results indicate that the dielectric barrier discharge will show different forms and discharge current waveforms by fixing or rotating the grounding electrode.
采用新的测量原理,提出了可同时对谐振接地电力网脱谐度和电容电流进行实时测量的新方法。
A new method is proposed to measure the tuning-off degree and the capacitive current of resonance grounding power networks based on a new measuring principle.
介绍了钳形接地电阻测试仪的测试原理,即在测量时必须要有一个供电流流过的有效的闭合回路。
It describes the measure principle of the clamp grounded resister tester, that is, a effective close loop for current flow is necessary when doing the test.
分析自动跟踪补偿消弧线圈接地电网的零序测量电流分布规律。
The zero-sequence measurement current's distribution in the automatic arc-suppressing coil earthed power system is analyzed.
应用该模型进行了火花半径、接地体冲击地电位分布、电流波形及冲击接地电阻的计算。
Computation of spark discharge radius, impulse grounding potential distribution, current waveform and impulse grounding resistance is conducted by using this model.
分析了中性点接地电容器组内部故障时的内部过电压和相电流变化,并给出了相应计算公式。
This paper analyses the internal overvoltage and the phase current of grounded wye shunt capacitor bank when there are failures in it, and gives corresponding equations.
就绝缘法兰是否漏电,提出了电流方向法、管道电流法及接地电阻法等判断方法。
Three methods to judge the electric leakage of flange are put forward, that is, current direction method, pipeline current method and earth resistance method.
在非有效接地电力系统的保护与控制中,电容电流是一项重要的参数。
Capacitance currents is an important parameter for protection and control in effectively earthed power systems.
针对目前的接地电阻测量方法的缺点,提出了以计算机辅助分析为基础的短电流极引线测量方法,并对电流引线长度的选取作了分析。
With a view to the deficiency of grounding resistance measurement at present, a new method with short current-electrode wire based on computer auxiliary analysis is presented.
时钟电路被配置为响应于具有输入供电电压和接地电压的时钟信号向内部节点提供上拉电流。
The clocking circuit configured to provide the pull-up current to an internal node in response to a clock signal having the input supply voltage and the ground voltage.
降阻剂并不能降低接地极在强雷电流下的冲击接地电阻。
Resistance-reducing agent does not reduce the impulse grounding resistance under large lightning current.
从接地电阻的测量原理出发,讨论了采用短电流极引线测量地网接地电阻的可行性。
With the principle of measuring resistance, the paper carries through the theory analysis about possibility of measurement method with short electrode wire.
为了研究直流偏磁电流与直流接地极周围的地表电位和地电流分布的关系。
The DC grounding current flowing through transformer windings is decided by the distribution of earth surface potentials and DC grounding current around UHVDC grounding polar.
该方法设计的滤波器电路只用晶体管、电流源、接地电容即可实现。
Only transistors and grounded capacitors are required to realize the filter circuit.
对直流系统常用的几种接地电阻测试方法如交流法、直流漏电流法等进行了比较分析,指出了它们在使用中的缺点。
After comparing and analyzing several conventional insulating resistance measuring method such as AC method, DC creepage method and so on, their shortcomings in use are pointed out.
对直流系统常用的几种接地电阻测试方法如交流法、直流漏电流法等进行了比较分析,指出了它们在使用中的缺点。
After comparing and analyzing several conventional insulating resistance measuring method such as AC method, DC creepage method and so on, their shortcomings in use are pointed out.
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