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   故障线路 的翻译结果: 查询用时:0.986秒
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故障线路     
相关语句
  fault line
     The characteristic of the single-phase ground is analyzed and the relationship between the current of fault point and the negative-order current of the fault line is derived.
     分析了消弧线圈接地系统发生单相接地故障的特征以及故障线路负序电流分量和故障点接地电流的关系,提出了一种系统单相接地后谐振状态在线辨识的新方法。
短句来源
     For flexible and reasonable fusion purpose, concept of fault measures is introduced to quantitatively evaluate the degree of each line tending to be the fault line. Fault measure algorithms for transient are established by means of wavelet analysis.
     该文不仅提出了一种故障测度概念,以定量评价线路疑是故障线路的程度,还提出了一种多种利用故障信息的融合选线判据, 该判据基于故障测度概念并利用小波分析理论构造了暂态信息故障测度算法;
短句来源
     Fault Line Can Be Distinguished by Fuzzy Recognition
     用模糊模式识别技术判别故障线路
短句来源
     Fault line is selected according to its state, big cycle or chaotic, after the motion of the chaotic system. And then the problem of fault line selection is transformed to sensitivity detection of fault signal, simplifying the fault line selection process.
     故障后故障线路和非故障线路零序电流将使Duffing振子系统分别处于大周期或混沌状态,据此可以选出故障线路,从而将选线问题转化为待测故障信号从无到有的敏感检测问题,简化了选线过程,抗噪性能好,提高了接地保护的灵敏度。
短句来源
     Lots of experiment results show that, the proposed method in this thesis can detect the fault line quickly and accurately both in isolated neutral system and arc suppression coil grounded system,which doesn' t influenced by transient resistance and the initial phase of fault.
     大量的实验结果表明,本文提出的选线方法应用于中性点不接地系统和经消弧线圈接地系统均可以快速准确地选出故障线路,而且不受过渡电阻、故障初相角等因素的影响。 本文将先进的小波理论应用于解决小电流接地系统单相接故障选线技术难
短句来源
更多       
  faulty line
     In SFB(selected frequency band),the polarity of transient zero sequence current in faulty line is opposite to that in the healthy ones.
     在选定频带(Selected Frequency Band,SFB)内,非故障线路零序电流极性和故障线路相反.
短句来源
     On the basis of analyzing the relationships between the ASC admittance and the admittances of lines,including the faulty line and non-faulty lines,the calculation of the b parameter is presented,in which the state of the ASC is changed during the single-ground existing for the faulty line selection by adjusting its inductance.
     在分析消弧线圈接地系统故障线路和非故障线路的零序导纳与消弧线圈导纳关系基础上,利用新型消弧线圈的在线可调节特性,根据消弧线圈调节前、后系统的状态量,提出线路b参数的计算方法,根据b参数值的相对大小来判断故障线路和非故障线路.
短句来源
     In SFB(Selected Frequency Band),the polarity of transient zero-sequence current in faulty line is opposite to that in healthy ones.
     在选定频带SFB(SelectedFrequencyBand)内,非故障线路零序电流极性和故障线路相反。
短句来源
     Massively electrical power system dynamic modeling experiment result to indicate that, this article proposes the fuzzy synthesis route selection method which unifies with the transition condition first half-wave phase applies based on the "Residual Current Method" class in the neutral point earth system and can correctly differentiate the generatrix and the line fault after the quenching of arc coil earth system, accurately selects the faulty line;
     大量动模实验结果表明,本文提出的基于残流和暂态首半波相位相结合的模糊综合选线方法应用于中性点不接地系统和经消弧线圈接地系统均能够正确区分母线和线路故障,准确地选出故障线路
短句来源
     Therefore, if we can select out the faulty line quickly and efficiently when the fault happens, it will do lots of good to the system security, personal safety, operation stabilization and the reliability of the power supply.
     因此,发生各种故障后若能快速有效地选出故障线路,对保障系统安全和人身安全、提高稳定运行和供电可靠性有极大的帮助。
短句来源
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  “故障线路”译为未确定词的双语例句
     A method in introduced of taking microcomputer to check the single phase ground fault of lokv transmission line of 35kV converting station.
     介绍了采用微机查找35kV变电站10kV馈线中单相接地故障线路的方法。
短句来源
     How to detect and isolate earth faulty section is an important subject to realize distribution automation in ineffectively grounded systems.
     配电网发生最多的故障是接地故障 ,如何准确地检测并隔离接地故障线路 ,成为小电流接地系统实现配电自动化的一个重要研究课题。
短句来源
     Results of simulation and system identification show that the frequency band is higher, the damping is more, and the difference of current is greater between the fault transsimition line and the normal transsimition line.
     仿真及系统辨认结果表明 ,随着频率的增大 ,母线电容对高频暂态信号的衰减单调增大 ,使得故障线路电流与非故障线路电流在较高频率段表现出较大的差别。
短句来源
     Through the finished experimental studies, some results can be concluded as follows. (1) At the bus, power cable terminal and line terminal, producing single-phase grounding fault, the method based on the zero sequence power direction of transient fundamental frequency behaves correctly.
     通过变电站的现场试验研究,得出了以下结论:(1)基于零序工频暂态功率方向的单相接地选线装置能正确选出母线接地、架空线接地和电缆线路接地时的接地线路。 (2)故障线路的零序电流相位与非故障线路的零序电流相位在故障时刻有明显的不同,两者相位相反。
短句来源
     Then the paper analyzes the different features of the circuit breaker switching into a normal or faulted line. On one hand, the difference lies in the arriving interval and polarity relation between initial forward and backward traveling waves at protection location.
     合闸于正常线路与故障线路存在时域、频域的特征差异:一方面,初始前、反行波到达保护安装处的时间间隔和它们之间的极性关系都明显不同,并特别分析了三相系统中模量前、反行波的极性关系与单相系统中的极性关系并不完全一致;
短句来源
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  fault line
The region of filtration of the lighter liquid (oil) has an impermeable upper boundary in the form of a horizontal fault line.
      
Single phase-to-ground fault line identification and section location method for non-effectively grounded distribution systems b
      
A diagnostic signal current trace detecting based single phase-to-ground fault line identification and section location method for non-effectively grounded distribution systems is presented in this paper.
      
The method has been put into application in actual distribution network and field experience shows that it can identify the fault line and locate the fault section correctly and effectively.
      
Moreover the Huntington thesis fails to identify the most basic cultural fault line between the West and Islam, which concerns the issues of gender equality and sexual liberalization.
      
更多          
  faulty line
Analysis of a faulty line showed that prolonged overheating was the cause of failure, due to overheating in the trunking.
      
However, normal switching onto unloaded line produces similar transients to the switching onto faulty line.
      
Measurements at the substation level In this case we assume that the faulty line is identified.
      
This algorithm uses disturbance records re corded in different substations connected to both ends of a faulty line.
      
  fault lines
Likelihood-based confidence bands for fault lines in response surfaces
      
Weathering on some fault lines in crystalline rock massifs
      
Examples of the character of these residua from the fault lines in paragneiss, magmatite, amphibolite and granodiorite are given.
      
Among the various interpolation formulas, some proved more useful for tectonic fault lines, others for ordinary sedimentary surfaces.
      
This paper studies the politics of the Academy, uncovers factions and fault lines amongst its members, and offers a fresh interpretation on the Academy's relationship with Albert Einstein.
      
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本文中所述的晶体管式新型相位差动保护装置具有以下一些主要特点:1)收发讯机在正常工作条件下就处于工作状态,因此不需要收发讯机的启动元件2)利用正常时存在于通道中的电流脉冲进行通道部分的连续检查3)为了使保护装置动作必须沿故障线路的通道传送电流脉冲,4)利用了半导体晶体管,有简单的启动元件,相位比较元件及操作元件。在本文中详细介绍了保护的动作原理和结线图,对保护装置的特性及动作情况作了分析,同时给出了保护装置的试验结果。

In this paper the authors derive three algebraic equations, equations(3), (5) & (6), which work on the measurement of initial impedance, modification of the phase-angle and iteration of the impedance respectively. Thus, this newly developed fault locating algorithm provides higher accuracy and high speed for the microcomputer based distance relay. Obviously, it is immune from fault resistance and power flows.Accompanying the locating algorithm, a new discriminant of the fault direction is also presented (equation(7)),...

In this paper the authors derive three algebraic equations, equations(3), (5) & (6), which work on the measurement of initial impedance, modification of the phase-angle and iteration of the impedance respectively. Thus, this newly developed fault locating algorithm provides higher accuracy and high speed for the microcomputer based distance relay. Obviously, it is immune from fault resistance and power flows.Accompanying the locating algorithm, a new discriminant of the fault direction is also presented (equation(7)), which is carried out during the calculation of equation(3). It cannot cause the relay losing of direction.A prototype of microcomputer based distance relay had been made. A series of strict experiments included digital simulation and dynamic power system model test was carried out. The test results are shown in Table 1, 2 & 3, perfectly match theoretical analysis and demands.

本文提出了一个能够快速精确地测量故障线路方向阻抗的新原理和方程式。基于此原理的微机保护可不受负荷电流和各种故障电阻的影响。并为数模和动模的大量试验考核所证实。

The distributed ratio curve of the zero sequence-current at the two terminals of a fault line can be employed for precise determination of the ground fault location.This paper,according to the principle of imitating curve,introduces briefly a method of drawing the line fault current curve and its ratio curve by the IBM-F'C/XT computer.This method can also be used to draw other more complex curves such as the power angle swing curves.

使用故障线路二侧零序电流的比值分布曲线,可以正确地预测在输电线上的接地故障位置,本文根据拟合曲线的原理,简要地介绍一种由IBM-PC/XT计算机绘画短路电流及其比值曲线的方法。这一方法也可以用来绘画其他比较复杂的曲线,如功角摇摆曲线。

 
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