接触网故障

客运专线牵引变电所接线方式及接触网故障判定方法

Traction substation connection type and catenary fault judging for passenger dedicated railway

柱上开关式分区所及接触网故障判别方案的研究

Identification of Failures in Section Post and Contact Line Equipment

基于小波变换的接触网故障检测新方法

A Novel Method of Fault Detection Based on Wavelet Transform in Overhead Contact Network

基于虚拟仪器的接触网故障测距装置

Virtual instrument-based feeder fault locator

为了提高牵引供电的可靠性，目前大部分牵引变电所装有接触网故障点探测装置。

To improve the reliability of the traction power supply , most traction transformer substations are currently equipped with contacting system malfunction detector .

微机接触网故障测距装置能在电气化铁路接触网发生各种短路故障后自动进行故障诊断和故障点精确定位。

Feeder fault locator will carry out the automatic fault diagnosis and precise fault loca-ting after different short-circuits faults have occurred in electrified railway feeder .

统一的数据平台实现了对各套在线监测设备的统一管理，对数据实现统一记录，对接触网故障实现统一分析。

Unified data platform realized the unified management to the on-line monitoring devices , the unification of data record and the unified analysis of catenary faults .

如何在短时间内给出正确的接触网故障检修方案是一直以来迫切需要解决的问题。

How to give the correct schemes of trouble hunting of catenary within short time is a problem that has been needed to solve urgently all the time .

本文首先对论文的研究背景和意义做了简要介绍，并介绍了接触网故障隔离技术的发展及研究现状。

In this paper , first , the background and significance of this paper are introduced , and the research status of technique of failure isolation of overhead contact line is presented .

本文通过对哈尔滨铁路局发生的由于跨线桥影响造成接触网故障跳闸的统计，分析了产生影响的具体原因，提出了有针对性的预防措施并介绍了取得的实际效果。

By statistics of fault trip of OCS caused by the influence of overhead bridges in Harbin Railway Bureau , it analyzes the factors that cause the influence and put forward particular prevention measures and introduces the gained effective results .

介绍了牵引供电系统接触网故障定位与隔离的基本概念和采用矩阵算法的故障定位与隔离的基本原理，给出了基于节点-支路关联矩阵的故障定位算法以及故障判据。

At the same time , a detailed form of net-base matrix , arc matrix and node matrix for OCS are presented . Some basic notions and basic principles of matrix algorithm about fault location , fault separation for OCS in traction supply system are introduced .

电气化铁道接触网线路故障点标定在实际运用中能否准确是个突出的问题。

The determination of electrified railway contact net line trouble spot is important in the actual application .

如果接触网发生故障，其涉及到的铁路干线将受到很大的影响。

If an overhead contact line breaks down , the involved railway lines will be greatly affected .

结果表明，本装置能够精确有效的实现接触网的故障定位。

The result had shown that the travelling wave fault location device can achieve the fault location accurately .

结合工作实际，对BT供电方式下，接触网分相短路故障时，馈线保护装置的工作原理和作用进行了分析，提出了相应的改进措。

Combining practical situation , this paper discusses the protecting rule of feeder-cable when subsection-phase short circuit for BT-style , puts forward corresponding improving measures .

接触网一旦发生故障，对铁路运输将会造成极大的损失。

Catenary breakdown will result in great losses to railway transport .

电网电源供电的电子设备城轨供电系统接触网可靠性的故障树分析

Mains-operated electronic apparatus Reliability of Power Supply Catenary for Urban Mass Transit

城轨供电系统接触网可靠性的故障树分析

FTA of the Hydraulic System for the Hydraulic Automatic Clamp Rail Reliability of Power Supply Catenary for Urban Mass Transit

归纳了接触网的常见的故障类型，分析了各类接触网故障发生的原因。

Types of common failure of catenary are concluded , and the reasons for every type of failure are analyzed .

随着我国电气化铁道运营里程的增加、重载及高速铁路的快速发展，评价接触网的防雷性能、减少接触网发生雷击故障具有重要的理论意义和工程应用价值。

With the increasing of running kilometer in electrization railway and the fast development in our country , evaluating the lightning protection performance of catenary and reducing stroke-incidence in catenary are very important questions either in theory or in practice .

仿真结果证明了行波法测距在地铁接触网线路上是可行的，测距精度在理论上对于实际地铁接触网故障的排查具有一定的指导意义。

The simulation verifies traveling wave method is feasible for metro catenary short distance DC line . In theory the accuracy has certain guiding significance for the actual metro catenary fault investigation .

常见的接触式检测和非接触式检测都是属于移动式检测，它们均是利用安装于接触网检测车上的各种设备完成对接触网的故障检测。

Common contact detection and non-contact detection are all mobile detection , they can complete the fault detection by various equipment mounted on the catenary vehicle .