Function Demand of Urban Rail Transit Emergency Command System Based on Scenario Analysis

被引:0
作者
Jia W.-Z. [1 ]
Song X.-M. [1 ]
Liao L.-M. [2 ]
Feng X.-J. [1 ]
机构
[1] Key Laboratory of Advanced Public Transportation Science, Research and Development Center of Transport Industry of Technologies & Equipments of Urban Rail Safety Management, China Academy of Transportation Sciences, Beijing
[2] Chengdu Rail Transit Group Co., Ltd., Chengdu
来源
Jiaotong Yunshu Xitong Gongcheng Yu Xinxi/Journal of Transportation Systems Engineering and Information Technology | 2019年 / 19卷 / 02期
关键词
Emergency command system; Function demand; Scenario analysis; Urban rail transit; Urban traffic;
D O I
10.16097/j.cnki.1009-6744.2019.02.007
中图分类号
学科分类号
摘要
Operational emergencies may cause interference to train operation and passenger transport organization of urban rail transit, and an emergency command system is needed for comprehensive scheduling and emergency response. Emergencies are uncertain, so function demand analysis is one of the most important phases in emergency command system development, and the main task is to describe system behaviors unambiguously, consistently and completely. The scenario construction, tasks and function demand are described using scenario analysis method, and the general strategy to generate functional requirements is proposed. Taking a signal system fault as an example, the function demand and data support are analyzed. The results show that scenario analysis is effective to capture the function demand of emergency command system and can better solve the uncertainty and completeness. Copyright © 2019 by Science Press.
引用
收藏
页码:46 / 51
页数:5
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