复杂地形风场下弓网运行状态模拟技术及其应用  

Simulation Technology and Application of Pantograph and Catenary Operation State under Complex Terrain Wind Field

作　　者：关金发 田志军[1] 吴积钦[2] GUAN Jinfa;TIAN Zhijun;WU Jiqin

机构地区：[1]中铁第一勘察设计院集团有限公司电化处 [2]西南交通大学电气工程学院

出　　处：《电气化铁道》2018年第6期46-50,共5页Electric Railway

摘　　要：针对大风经峡谷风口、狭窄山丘、地堑路基等复杂地形后对弓网运行可靠性的影响问题,搭建了复杂地形风场下弓网运行状态模拟的技术构架,利用软件平台建立了计及复杂地形风增速效应的风-弓-网动态耦合仿真模型,计算大风经过不同地形、构筑物后对接触网、弓网系统的动态响应,实现了复杂地形风场下弓网运行状态模拟,并应用该模拟技术对某强风地区铁路线路局部区段出现电力机车无网压、接触网跳闸、接触线和保护线烧蚀问题进行了故障诊断与分析,提出解决问题的思路,以指导复杂地形大风区接触网的设计和运维。With regard to the issues influencing the pantograph-catenary operation reliability caused by the strong wind running through complex landform of the canyon tuyere, narrow hills and graben subgrade, establish the technical structure for pantograph-catenary operation status simulation in wind field under complex landform, establish the wind-pantograph-catenary dynamic coupling simulation model with consideration of wind acceleration effect under complex landform by means of software platform, calculate the response to the overhead contact line and pantograph-catenary system by the strong wind passing through different landforms, buildings and structures, realize the simulation of pantograph-catenary operation under complex landform, carry out the fault diagnosis and analysis for issues of non-voltage network foe electric locomotive, tripping of overhead contact line, burning of contact wire and protection wires at local section along the railway line at some strong wind region by this simulation technology, put forward the line of thinking for solving the problems, so as to guide the design and operation maintenance of overhead contact line in strong wind field under complex landform.

关 键 词：受电弓 接触网 复杂地形 大风 运行状态 仿真 

分 类 号：U225.1[交通运输工程—道路与铁道工程]