中文核心期刊
CSCD来源期刊
中国科技核心期刊
RCCSE中国核心学术期刊

Journal of Chongqing Jiaotong University(Natural Science) ›› 2014, Vol. 33 ›› Issue (4): 128-133.DOI: 10.3969/j.issn.1674-0696.2014.04.26

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Evaluation on Effect of Setting Variable Lane in Urban Road Section

Zhang Weihua, Han Gaofeng, Yan Ran, Wei Liyang   

  1. School of Transportation Engineering, Hefei University of Technology, Hefei 230009, Anhui, China
  • Received:2013-10-24 Revised:2014-04-01 Online:2014-08-15 Published:2015-03-10

城市道路路段可变车道设置效果评价方法

张卫华,韩高峰,颜冉,卫立阳   

  1. 合肥工业大学 交通运输工程学院,安徽 合肥 230009
  • 作者简介:张卫华(1967—),男,安徽宿松人,教授,博士,主要从事区域及城市交通系统规划理论与方法的研究。E-mail:hfutits@163.com。
  • 基金资助:
    国家自然科学基金项目(51178158、51308176

Abstract: Setting variable lane could make full use of existing road resources and effectively relieve urban roads tidal traffic problems during peak hours. Firstly, the basic conditions of setting variable lane were analyzed from road condition and traffic flow characteristics. Secondly, a model to evaluate the road traffic capacity efficiency was established by the entropy method. Thirdly, the relationship between traffic flow and running speed was discussed combining with the road capacity model. Fourthly, the effect evaluation method and calculation method of setting variable lane was put forward. Finally, taking the roads in one city as an instance, the application research of the proposed evaluation method was carried out and simulation analysis was carried out by traffic simulation software Vissim. The research results show that the proposed method is feasible.

Key words: traffic engineering;variable lane, running speed, capacity, travel entropy method

摘要: 设置可变车道可以充分利用现有道路资源,有效缓解城市道路高峰时段的潮汐交通问题。从道路状况和交通流特征方面分析了可变车道设置的基本条件, 运用熵值法提出了评价道路通行效率的模型,结合通行能力模型,探讨了路段上交通流量和车辆行驶速度之间的关系;提出了可变车道设置效果评价模型以及计 算方法;以城市道路为例,对该评价方法进行了应用研究,并利用交通仿真软件Vissim进行仿真分析,结果表明,方法实用可行。

关键词: 交通工程, 可变车道, 行驶速度, 通行能力, 熵值法

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