交通运输系统工程与信息

交通运输系统工程与信息 ›› 2011, Vol. 11 ›› Issue (5): 114-.

• 系统工程理论与方法 • 上一篇    下一篇

一种交叉线干扰情形下列车晚点恢复运行控制方法

柏赟*1,2，何天健2，毛保华1   

  1. 1.北京交通大学 交通运输学院城市轨道交通系, 北京100044; 2.昆士兰科技大学 环境与工程学院系统工程系, 昆士兰4001, 澳大利亚
  • 收稿日期:2011-06-01 修回日期:2011-09-11 出版日期:2011-10-24 发布日期:2011-11-03
  • 作者简介:柏赟 (1985-)，男，湖南祁阳人，北京交通大学师资博士后，昆士兰科技大学访问学者．
  • 基金资助:

    国家自然科学基金项目 (60634010、70971010)．

Train Control to Reduce Delays upon Service Disturbances at Railway Junctions

BAI Yun 1,2, HO Tin-kin 2, MAO Bao-hua 1   

  1. 1.Department of Urban Rail Transit, School of Traffic and Transportation, Beijing Jiaotong University, Beijing 100044, China;2.Faculty of Built Environment and Engineering,School of Engineering Systems, Queensland University of Technology, Brisbane, QLD 4001, Australia
  • Received:2011-06-01 Revised:2011-09-11 Online:2011-10-24 Published:2011-11-03

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被引次数

8

摘要： 铁路网络中，在相互交叉的运行线上，列车运行之间存在着相互影响．一条运行线上的列车若发生晚点，会与其他运行线上的列车发生冲突即同时要求进入同一个信号闭塞分区．待避的被干扰列车须在进入冲突区域前被迫减速甚至停车，从而形成列车运行时分损失．减速幅度即列车在冲突区域开放时刻的速度直接影响被干扰列车运行时分的损失程度．本文提出了一种最优接近速度控制方法，采用黄金比例搜索算法确定被干扰列车在冲突区域开放时刻的最优速度与位置，并设计相应的启发式算法计算被干扰列车的运行控制方案，使其尽早通过冲突区域,减少列车运行时分损失．案例分析表明，与传统的最大牵引策略和绿灯通过策略相比，本文提出的方法可使被干扰列车更早通过冲突区域，有利于尽快恢复被干扰列车的正常运行,减少列车晚点．

关键词: 铁路运输, 列车运行控制, 黄金比例搜索算法, 运行线交叉区域, 列车晚点恢复

Abstract: Train delay is one of the most important indexes to evaluate the service quality of the railway.Because of interactions among different trains, a delayed train may hinder subsequent trains scheduled on other lines at junction area.Trains may be forced to stop or decelerate, which consequently leads to the loss of runtime.This paper proposes a timesaving control method to recover the train delay as soon as possible.In the proposed method, golden section search is adopted to identify the optimal train speed at the time of signal upgrade in the conflicting area, which enables the train to depart from the conflicting area as soon as possible.A heuristic method is then developed to attain the train control scheme to realize the optimal train speed at the time of signal upgrade in the conflicting area.Simulation study indicates that the proposed method enables the train to across the conflicting area with smaller runtime and therefore leads to larger delay reduction, in comparison with the traditional maximum speed control method and the green wave control method.

Key words: railway transportation, train control, golden section search, railway junctions, train delay reduction

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