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A bus priority control method and system for avoiding bus clusters

A technology of bus priority and control method, applied in traffic control systems, traffic control systems of road vehicles, instruments, etc., can solve problems such as bus clustering, traffic jams, and affecting social vehicle traffic, and achieves a small amount of calculation and is easy to implement. , the effect of the simple method

Inactive Publication Date: 2017-05-03
NORTH CHINA UNIVERSITY OF TECHNOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] For this reason, the technical problem to be solved by the present invention is that in the case of unlimited priority passing of public transport vehicles, it will cause public transport clusters at bus stops, affect the passage of social vehicles, and cause traffic jams. The control is connected with the bus clustering phenomenon, and the bus priority control method and system for avoiding bus clustering when formulating the bus priority control strategy

Method used

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  • A bus priority control method and system for avoiding bus clusters
  • A bus priority control method and system for avoiding bus clusters
  • A bus priority control method and system for avoiding bus clusters

Examples

Experimental program
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Embodiment 1

[0057] This embodiment provides a bus priority control method for avoiding bus clusters, the flow chart of which is as follows figure 1 shown, including the following steps:

[0058] (1) Judging if the bus priority is implemented for the bus, whether the bus cluster phenomenon will occur after the bus priority passes. The specific process includes: 1. record the moment when this bus arrives at the intersection entrance and the moment when a bus passes through the intersection exit after this moment; Have bus to pass through the moment of described crossing exit " calculate this bus and the first time interval that the bus of described passing through crossing exit arrives at bus station; Bus stop time, and the "moment when this bus arrives at the intersection entrance" to the "moment when a bus passes through the intersection exit after this moment", the number of buses passing through the intersection exit is greater than the first When the threshold is preset, the bus clus...

Embodiment 2

[0066] This embodiment provides a bus priority control method to avoid bus clustering. Compared with Embodiment 1, the conditions for judging whether clustering occurs are different. The flow chart is as follows figure 1 shown, including the following steps:

[0067](1) Judging if the bus priority is implemented for this bus, whether the bus cluster phenomenon will occur after the bus priority passes. The moment when the bus passes through the intersection exit; here, the detector at the intersection entrance position is used to detect the moment of arrival at the intersection entrance, and the detector at the intersection exit position is used to detect the moment through the intersection exit. 2. According to the "the moment when this bus arrives at the intersection entrance" and the "the moment when a bus passes through the intersection exit after this moment" calculate this bus and the bus that has a bus passing through the intersection exit after this moment The second t...

Embodiment 3

[0076] This embodiment provides a specific implementation manner of a bus priority control method for avoiding bus clusters.

[0077] In this embodiment, the arrival and passing of the public transport vehicle is detected by using an intersection entrance detector plus an exit detector. The specific detection method can be realized by combining a coil detector (geomagnetic detector) and RFID, and electronic tags are installed on the bus. , the bus line number, bus plate number, etc. are stored in the tag. When the bus passes the detector, the RFID reader reads the information in the electronic tag and records the time when the bus is detected. The RFID reader communicates with the signal machine , to transmit the relevant information in the electronic tag to the signal machine for use when the signal machine formulates control strategies. The detector layout is as follows figure 2 As shown, detector 1 is installed about 20 meters away from the stop line, and detector 2 is ins...

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Abstract

The invention provides a bus priority control method for avoiding bus clustering. The bus priority control method for avoiding bus clustering includes the steps that whether a bus will run into bus clustering or not after bus priority is given to the bus and the bus passes preferentially is judged; if the bus will run into bus clustering, priority control is not conducted on the bus; if the bus will not run into bus clustering, whether buses entering a bus station run into bus clustering or not under normal green lights in all directions and positions in front of the bus is judged sequentially, if bus clustering does not happen, priority control is conducted, and if bus clustering happens, priority control is not conduced. Through the scheme, bus priority control is associated with bus clustering, whether bus clustering will happen or not if priority control is conducted is considered when a bus priority control strategy is formulated, and thus the problems that in the prior art, when buses take the priority to pass through without limitations, clustering will happen to a bus station, passage of social vehicles is influenced, and traffic jams are caused are effectively avoided.

Description

technical field [0001] The invention relates to a bus priority control method for avoiding bus clusters. It belongs to the technical field of traffic control. Background technique [0002] Bus priority is an important means to improve resource utilization and alleviate traffic congestion. Bus priority includes different control methods such as active priority and passive priority. Active bus priority generally communicates with the bus through roadside equipment or obtains bus operation information through the GPS on the bus, and adopts phase extension, phase compression, and early phase activation. , to achieve priority for buses at intersections. In the previous active priority control of public transport, one type focused on "priority", that is, on the basis of not causing a great impact on the operation of social vehicles, try to make the bus pass the intersection first; the other type is related to the bus departure schedule , consider how to minimize the difference ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G08G1/087
Inventor 刘小明李正熙唐少虎李颖宏王力吴文祥
Owner NORTH CHINA UNIVERSITY OF TECHNOLOGY
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