Method for calculating traffic capacities of intersection entrance lanes under influences of upstream harbor stations

A capacity and intersection technology, applied in traffic flow detection, traffic control system, traffic control system of road vehicles, etc., can solve the problem of reducing the traffic efficiency of downstream intersection entrances

Active Publication Date: 2019-09-27
HOHAI UNIV
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

Although the development of public transportation can improve the efficiency of traffic operation, it will also have a certain impact on the operation of social vehicles, especially in

Method used

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  • Method for calculating traffic capacities of intersection entrance lanes under influences of upstream harbor stations
  • Method for calculating traffic capacities of intersection entrance lanes under influences of upstream harbor stations
  • Method for calculating traffic capacities of intersection entrance lanes under influences of upstream harbor stations

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Experimental program
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Embodiment

[0187] Through an example, the present invention considers the intersection entrance road traffic capacity calculation method that the upstream harbor stop station influences and provides further explanation, consider the specific steps of the intersection entrance road traffic capacity calculation method that the upstream harbor stop station influences below, determine the intersection entrance road capacity.

[0188] S1: Construct a data set of traffic characteristics related to the intersection entrance road;

[0189] After field investigation, a subset of the geometric feature data of the entrance road is constructed, and it is determined that the entrance road at the intersection has a right-turn lane, two through lanes and a left-turn lane.

[0190] After on-the-spot investigation, a data subset of the number of bus stops at the bus line was constructed. The number of buses arriving at the station is shown in Table 1 (listing some data):

[0191] Survey days ...

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Abstract

The invention discloses a method for calculating traffic capacities of intersection entrance lanes under influences of upstream harbor stations. According to the method, an intersection entrance lane related traffic characteristic data set is constructed; a road capacity reduction factor of influences in the process that buses queue for arrival and overflow at the rush hour is determined through analyzing the traffic characteristics in the process that the buses overflow and queue to wait for arrival; a reduction coefficient of influences, on the road capacity, of each bus lane change behavior is determined through analyzing influences, on social vehicle running characteristics, of the bus lane change process; bus lane change frequency, influencing the traffic capacity, of each entrance lane of the intersection is determined through analyzing selection characteristics of the buses at the intersection entrance lanes; and traffic capacities of the intersection entrance lanes under the influences of the upstream harbor stations are determined. Through quantifying the traffic capacities, influenced by the upstream harbor stations, of the intersection entrance lanes, the traffic states of the intersection entrance lanes are better grasped, and traffic jam can be pre-warned in advance, so that the traffic efficiencies of the intersection entrance lanes are improved.

Description

technical field [0001] The invention relates to a method for calculating the traffic capacity of an intersection entrance under the traffic scene of bus operation, in particular to a method for calculating the traffic capacity of an intersection entrance considering the impact of an upstream harbor stop, which belongs to the urban public transport operation management and control technology field. Background technique [0002] With the development of my country's social economy and the continuous acceleration of urbanization, the problem of urban traffic is becoming more and more serious, and the problem of traffic congestion is becoming more and more prominent. In order to better solve the problem of traffic congestion, more and more cities have begun to vigorously develop public transportation. Although the development of public transportation can improve the efficiency of traffic operation, it will also have a certain impact on the operation of social vehicles, especiall...

Claims

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Application Information

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IPC IPC(8): G08G1/01
CPCG08G1/0145
Inventor 李锐侍威李诗洁王曌亚
Owner HOHAI UNIV
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