交通运输工程学报
JOURNAL OF TRAFFIC AND TRANSPORTATION ENGINEERING
2002 Vol.2 No.1 P.80-84


一类车站选址问题的非线性优化模型及遗传算法

A class of nonlinear optimization models for location of station by genetic algorithm

牛惠民  胡安洲 

摘 要:分析了铁路枢纽辅助站选址问题的背景和由来,讨论了辅助站的加入对枢纽地方车流作业选择的影响和修正,构造了基于辅助站的选址和地方车流的优化组织为核心的数学模型.针对所建模型为大规模NP-Hard问题的特点,提出了利用遗传算法求解模型的主要策略,并进行了仿真计算.
关键词:铁路枢纽;车站选址;地方车流;数学模型;遗传算法
分类号:U292; TP18  文献标识码:A

文章编号:1671-1637(2002)01-0080-05

作者简介:牛惠民(1963-),男,甘肃陇西人,兰州铁道学院副教授,博士,从事交通运输规划及管理研究。揪
作者单位:牛惠民(兰州铁道学院,运输系,甘肃,兰州,730070) 
     胡安洲(北方交通大学,运输学院,北京,100044) 

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收稿日期:2001年9月3日

出版日期:2002年3月1日