Abstract: City traffic peak is divided into morning and evening peak, and city evening peak has different characteristics froms morning peak in China. Because evening peak does not consider direct late cost as morning peak, it just needs to consider factors of relatively late cost, such as physical fatigue, night rest and activity time reduction, and in a large city, it will divert part of crowds enjoying evening entertainment activities before going home. This paper analyzes characteristics of city evening peak, establishes social benefit maximization model based subway multi-way economical travel model through operations research and solves it, and gives reference suggestions to city subway commute economic mode and pricing of subway station, bicycles and private car parking joint operation.

Key words: operations research, city subway, evening rush-hour, economical commute model

摘要： 城市交通有早高峰与晚高峰之分,我国城市晚高峰有区别于早高峰的不同特征。因为晚高峰不需要像早高峰一样考虑直接迟到成本,只需要考虑相对晚到成本,如身体上的疲劳,晚间休息活动时间的减少等因素;并且在大城市,会分流一部分人群在回家前参加晚间活动。本文对晚高峰的这些特点进行分析,通过运筹学最优化方法建立实现社会收益最大化的基于地铁多方式经济出行模型并进行求解,对城市地铁出行经济模式和地铁站联合运营自行车及私家车停车场定价给出了参考性意见。

关键词: 运筹学, 城市地铁, 晚高峰, 经济出行模型