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Identification method of congestion of signal intersection upstream in snow and ice conditions

  • School of Energy Science and Engineering, Harbin Institute of Technology
  • Shanghai Municipal Design Institute
  • Kunming Urban Transport Institute

Research output: Contribution to journalArticlepeer-review

Abstract

To identify the congestion of signalized intersection upstream in snow and ice conditions, a method based on the value of the critical dissipation queue length was proposed. According to car driving theory and vehicle driving characteristics in the congestion interval, driving process of the critical traffic congestion was divided into acceleration, uniform speed and deceleration processes. Congestion identification model at signalized intersection in condition of snow and ice was formulated based on analysis of passing process of queuing vehicles. Upstream congestion threshold was calculated with the calibration parameters under different situation. The model was verified using the actual survey data of an intersection in Harbin city, and show the good fitness of model results and traffic flow in practice.

Original languageEnglish
Pages (from-to)149-152
Number of pages4
JournalBeijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
Volume33
Issue numberSUUPPL.1
StatePublished - Nov 2013
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure
  2. SDG 11 - Sustainable Cities and Communities
    SDG 11 Sustainable Cities and Communities

Keywords

  • Analysis of the process of moving
  • Congestion identification in condition of snow and ice
  • Dissipation queue length
  • Signalized intersection
  • Traffic and transportation engineering

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