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。
This paper analyzes the effects of the input and output decoupling capacitances on the grounding current EMI in DC motor drives.
本文针对直流电机调速装置输入和输出侧退耦电容对地电流干扰的影响进行研究。
Based on the detection capacitive equipment's grounding current, the on-line monitoring system of grounding current was designed.
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。
Results indicate that the method effectively raises the accuracy of faulty line detection for power system with small grounding current.
结果表明,该方法有效地提高了小电流接地选线的准确性。
The grounding current EMI is caused by charging and discharging of the parasitic capacitances between the circuit and ground during the switching instant devices.
地电流干扰主要是由于半导体器件开关动作产生的快速上升和下降的开关电压作用在对地电容上产生的位移电流形成的。
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.
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 machine contain main functions of above four testing apparatus, it can automatic test leaking current, grounding electric resistance, dielectric intensity, resting voltage and print testing data.
具备四种测试仪的全部主要技术性能,可连续自动测试漏电流、接地阻抗、电介质强度、剩余电压。可打印测试数据。
A method of measuring current distribution in grounding grid in the laboratory is introduced in this paper.
提出了一种在实验室测量接地网中电流分布的方法。
We will have a message about your current state of grounding, along with the patterns of unity and collaboration in your life expression.
我们将会带来一条有关你当前根植状况,以及你生命表达中有关统一与合作模式的信息。
The optimized average-current resistances can be obtained through solving the model, which will optimize the grounding performance greatly.
通过求解该模型,可找出优化的均流电阻组合方案,使接地极的性能得到优化。
The ground connection of the light current system, mainly working grounding, aims to prevent electromagnetic noise and assures the equipment to work steadily and reliably.
弱电系统的接地以工作接地为主,目的是为了防止电磁干扰,保证弱电系统中设备稳定、可靠工作。
Based on the characteristics of TMS320LF2407, this paper presents the application of DSP to single earth fault selection device with small current grounding system.
根据TMS320 LF 2407的特点,介绍了DSP在小电流接地系统单相接地选线装置中的应用。
Equipped with grounding switch load switch, can withstand short-circuit current.
配装接地开关的负荷开关,可以承受短路电流。
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.
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。
Computation of spark discharge radius, impulse grounding potential distribution, current waveform and impulse grounding resistance is conducted by using this model.
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。
The experimental results indicate that the dielectric barrier discharge will show different forms and discharge current waveforms by fixing or rotating the grounding electrode.
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。
This paper introduces the parameter selection, installation, grounding mode of low-voltage power grid and construction method of residual current operated protective device.
文中详细论述了剩余电流动作保护装置的参数选用,安装要求,低压电网接地方式及安装施工要求等。
The unit monitors the signals of currents and voltages in real time and has performance characteristics of three-sect current protection, grounding leakage protection and other protections.
该测控单元实时监控电流电压信号,具有三段电流保护和接地漏电保护等动作特性。
A calculation method which combines the line electric current model with ring electric current model to calculate the grounding parameters is introduced.
文章介绍一种将线电流模型和环电流模型相结合计算接地参数数值的方法。
This paper presents a fault diagnosis method for neutral grounding three-phase bridge type solid-state fault current limiter (SSFCL).
探讨了中性点接地三相桥式固态限流器桥路故障诊断方法。
Controllable saturated reactor is widely used in dynamic reactive power compensation, induction motor soft-starting and fault line selection of small current grounding system.
可控饱和电抗器在动态无功补偿、电机软启动、小电流接地选线等方面具有广阔的应用前景。
The optimal protection for bearing current was reached by the insulation of both ends of bearing and grounding of carbon brush of motor shaft.
电机双端轴承绝缘并且电机轴碳刷接地,可构成对轴承电流的最佳防护。
The inductive component of substation's grounding impedance is related to the size of the grounding system, soil resistivity and the injecting point of measuring current.
接地网接地阻抗中感性分量与接地网规模、土壤电阻率、电流注入点位置等因素有关。
The aim of grounding is to provide the discharging channels for fault current and lightning current and ensure the safety of the system, the equipment and the personnel.
接地的目的是提供故障电流和雷电流泄流通道,保证系统、设备和人员安全。
The self-extinguishing of the arc caused by a single-phase grounding fault depends mainly on the amplitude of the residual current at grounding point.
可自恢复性单相接地故障点的电弧是否能自然熄灭的决定因素是接地故障残流的大小。
The harm of single-phase grounding fault current in the medium-voltage power network has been gotten the universal solicitude of people.
中压电网中,单相接地故障电流的危害性受到了人们的普遍关注。
The paper compares in detail the ground performance of large copper and steel material grounding grids in power current, which has some reference for the practical engineering.
本文详细比较了大型铜材和钢材接地网在工频电流下的接地性能,对工程应用有一定的参考价值。
The equipment is applicable for the distribution network of small capacitance current, grounding through high resistance and the capacitance current of which varies greatly.
该装置适用于电网电容电流变化范围大、小电容电流、高阻接地的配电网系统。
The paper mainly gives the work condition of neutral current, introduces application of four-pole switch in different grounding systems and problems to be noticed.
文章主要阐述了中性线的工况和各种不同接地系统中四极开关的应用及应用中需要注意的问题。
The paper mainly gives the work condition of neutral current, introduces application of four-pole switch in different grounding systems and problems to be noticed.
文章主要阐述了中性线的工况和各种不同接地系统中四极开关的应用及应用中需要注意的问题。
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