单相接地故障

通过对配电网发生单相接地故障后馈线的电压、电流变化规律的分析，论文提出了基于馈线现场监控终端FTU的故障点智能定位方法。

An automatic fault location method is proposed based on FTU after the circuit analysis of single line-to-ground fault in distribution networks .

为了查明小电流选线失败的原因，进一步认识单相接地故障的本质，我们建立了小电流接地选线的管理支持系统。管理支持系统包括故障录波、在线监测和远程维护等功能模块。

In order to find the reason of the failure and make a clearly recognize on the essence of the single line-to-ground fault , we bring forward the thought of setting up the system of management .

由单相接地故障论抗谐振TV的接线方式

Discussion on Wiring Connections of Anti-resonant TV Based on Single-phase Grounding Fault

基于DSP和多重算法的小电流接地系统单相接地故障选线装置的研制

The Development of Single-phase-to-earth Fault Selection Device Based on DSP and Multiple Algorithms in NUGS

谐振接地电网预随调补偿方式及其实现由单相接地故障论抗谐振TV的接线方式

Principle and Realization of Presetting and Following-setting Compensation Mode in Resonant Grounded System Discussion on Wiring Connections of Anti-resonant TV Based on Single-phase Grounding Fault

此外，现有的FA技术不能可靠检测单相接地故障。

In addition , the existing FA does not reliably detect single phase grounding fault .

本文以一简单系统的单相接地故障为例，阐述了GA在这一领域的应用。

The application of RGA in this field is described by a single-phase ground fault of a simple system .

最后本文利用Delphi设计和开发了单相接地故障定位系统。

At last , a single phase grounding fault locating software is designed and developed with the Delphi .

提出一种基于小波变换与BP神经网络相结合的方法来实现小电流接地系统单相接地故障定位。

In this paper , the method based on the combination of wavelet transform and BP neural network is presented to realize fault location for the single-phase-to-earth fault in non-direct-ground systems .

大量ATP仿真试验证明新方法对于双回线出现的单相接地故障，具有足够的灵敏度。

The theory analysis and ATP-EMTP simulation results show the distance relay have excellent performance in detecting the double lines when one-phase ground fault take place .

10kV线路单相接地故障处理方法探讨

Discussion on Processing Method of Single-phase Grounding Fault for 10 kV Line

馈线数对10kV系统单相接地故障选线的影响

Influence of Feeder Numbers on the Fault Detection of One-phase-to-ground Line Selection

10kV配电网线路单相接地故障的查找及改进方法

Search and improvement of 10 kV distribution network line single-phase grounding failure

如皋地区10kV配网单相接地故障分析

Analysis of Single Phase Earthing Faults in Ru-gao Area 10 kV Distribution Net

6～10kV线路单相接地故障智能定位

Faults Intelligent Location on 6 ￣ 10 kV Single Phase Line to Ground

基于RTDS仿真测试的配网单相接地故障选线系统优化

Optimization of Faulty Line Selection System in Neutral Un-Effectual Grounded System Based on RTDS Simulation & Testing

分析了中性点不接地、经小电阻接地和经消弧线圈接地三种方式的优缺点，用MATLAB对不同接地方式下单相接地故障时的运行情况进行了仿真。

Analysis of the Neutral , the low resistance grounding and arc suppression coil grounding through the advantages and disadvantages of three ways , using MATLAB simulation under different single phase grounding fault in the operation .

10kV配电线路单相接地故障的检测和预防

Prevention and Detection of Single - phase Grounding Fault for 10 kV Distribution Line

综合应用小波变换理论和最小均方误差（LMS）自适应滤波器技术，提出了一种小电流接地系统单相接地故障选线方法。

This paper proposes a method for the fault line selection in small current fault networks based on the wavelet transform theory and LMS adaptive filter technology .

山区35kV电网单相接地故障类型判断方法一种配电网故障类型及相别的判别方法

Judgement Method on Single-phase-to-ground Fault Type of 35 kV Grids in Mountainous Area

110kV线路单相接地故障实例及改进措施的分析

Analysis of 110 kV line single-phase grounding fault and improvement measures

35kV中性点不接地电力网单相接地故障检测研究

Study on the Single Phase-to-Grounding Fault Detection in 35 kV Networks with Isolated Neutral

6～10kV线路单相接地故障零序全电流选线研究

Study on line-selection of zero sequence full current for single-phase earth fault in 6 ~ 10kV lines

铁路10KV自闭/贯通线路单相接地故障定位方案研究

Research on fault location for single phase earth of 10 kv automatic blocking and continuous transmission lines

以组合复小波提取相TCC之间相对相位关联特征的单相接地故障保护新原理。

Another new principle of single-phase-grounded-fault protection is proposed by extracting the relative phase associated features between the phase TCC by combinatorial complex wavelet transform .

对于接地故障，先利用零、负序电流相位关系判断故障发生在A，B还是C区，每个区域对应一种单相接地故障和一种两相短路接地故障；

When a grounding fault occurs , A , B or C region is judged by the phase angle between the zero sequence and negative sequence components of the current . Each region contains a kind of single phase to ground fault and phase to phase with ground fault ;

500kV固定串补人工单相接地故障试验现场实测结果分析与仿真计算

Analysis on Field Measurement Results of Artificial Single Phase Grounding Test for 500 kV Fixed Series Compensator and Simulating Calculation

本文通过对现有故障定位方法的研究，提出了一种适合于中压配电线路的单相接地故障的C型行波定位方法，该方法的特点是对带有分支的配电线路进行故障定位。

After researching various methods of fault location , in this paper we propose a single-phase-to-ground fault location method & C Traveling Wave Method , which is special for MV distribution lines . The method character is that it can locate the fault in a power distribution lines with branches .

零序电流的成功构造为实现两相TA配电网单相接地故障选线提供了基础，也提供了新思路，有利于现有选线方法的发展。

Constructing zero-sequence current successfully provides a base and some new thoughts for implementing line-selecting methods for single phase grounding fault in distribution network with 2-phase TA , which is good for the development of line-selecting methods .

330kV线路单相接地故障和300MW机组跳闸原因分析

Causes Analysis of Trip of 330 kV Line Due to Single Phase Ground Fault and 300 MW Set Trip