CN114093162B - Toll station control method and system under congested road conditions - Google Patents
Toll station control method and system under congested road conditions Download PDFInfo
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- CN114093162B CN114093162B CN202111202593.6A CN202111202593A CN114093162B CN 114093162 B CN114093162 B CN 114093162B CN 202111202593 A CN202111202593 A CN 202111202593A CN 114093162 B CN114093162 B CN 114093162B
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
- G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
- G07B15/06—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
- G08G1/0133—Traffic data processing for classifying traffic situation
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
- G08G1/0145—Measuring and analyzing of parameters relative to traffic conditions for specific applications for active traffic flow control
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Abstract
A method and a system for managing and controlling toll stations under congested road conditions comprise the following steps: acquiring the position of a congestion area, acquiring distance information of a plurality of pre-controlled toll stations at the rear side of the congestion area according to the position of the congestion area, and acquiring a distance influence index; acquiring the influence index of the congested vehicles entering the congested area from each pre-control toll station; acquiring a vehicle driving influence index influenced by management and control of a toll station; and weighting and adding the distance influence index, the jammed vehicle influence index and the vehicle running influence index to obtain a control index of the pre-control toll station. The influence index of vehicle driving is the influence after considering to carry out the management and control to this accuse toll station in advance, if the influence is very big, then should not carry out the management and control, adopts the form of influence parameter, can show the influence size of this index in final sequencing.
Description
Technical Field
The application relates to a toll station control method and system under congested road conditions.
Background
The rapid development of the highway brings great convenience for the travel of the masses. With the rapid increase of highway traffic volume and the significant change of traffic flow, the phenomenon of highway congestion is increasing day by day. When traffic jam occurs, due to the characteristics of relative closure, one-way driving, access control and the like of a highway, the traffic regulation faces a certain pressure, due to the fact that data lack of fusion mining analysis, scientific management and optimal management and control of a traffic management department cannot be guided, problem disposal depends on specific crowds, the effect depends on the level of individuals, the intelligent energizing level is low, control is difficult to perform traffic normalization disposal work such as accident handling, traffic induction and jam evacuation, and the like, and active accurate management and control capacity is lacked.
Disclosure of Invention
In order to solve the above problems, the present application provides, on the one hand, a method for managing and controlling a toll station under congested road conditions, including the following steps:
acquiring the position of a congestion area, acquiring distance information of a plurality of pre-controlled toll stations at the rear side of the congestion area according to the position of the congestion area, and acquiring a distance influence index;
acquiring the influence index of the congested vehicles entering the congested area from each pre-control toll station;
acquiring a vehicle driving influence index influenced by management and control of a toll station;
and carrying out weighted addition on the distance influence index, the jammed vehicle influence index and the vehicle running influence index to obtain a control index of the pre-controlled toll station, sequencing the control indexes, then obtaining the influence of the pre-controlled toll station according to the sequencing, and carrying out toll station control by combining the main line flow according to the control index. The distance influence index mainly considers the influence of the spatial distance on congestion, the congestion vehicle influence index is the source of the vehicle in a congestion area under the real condition, so that the maximum influence is reversely deduced, the influence after the vehicle driving influence index is managed and controlled on the congestion area is considered, if the influence is great, the management and control are not carried out, the influence parameter is adopted, and the influence of the index can be shown in the final sorting.
Preferably, the distance influence index is calculated according to the following formula:
s represents a distance influence index;
s represents the distance from the controlled toll station to the congested road section;
v represents the average speed from the toll station to the congested road section;
t represents the predicted congestion relief time;
v represents the traveling speed of the vehicle;
and n represents the passing amount of the controlled toll station.
Preferably, after calculating the distance impact index, the distance impact index is converted according to the following formula to obtain a simplified distance impact index S':
preferably, the congestion vehicle influence index is obtained as follows:
selecting the nearest gate or ETC portal frame at the rear side of the congestion area as an identification position, and obtaining a toll station for a vehicle to enter through data tracing of the identification position, wherein the influence index of the congested vehicle is calculated according to the following formula:
N＝n identification /n max ，
N represents a congested vehicle impact index;
n identification Representing the traffic flow of the pre-controlled toll station driving into the congested road section during the congestion period;
n max representing all traffic passing at the identified locations during the congestion.
Preferably, after the congestion vehicle influence index is calculated, the congestion vehicle influence index is converted according to the following formula to obtain a simplified congestion vehicle influence index N':
the distance influence index, the jammed vehicle influence index and the vehicle running influence index are simplified, and after the simplification, a stepped setting mode is adopted, so that the difference can be highlighted for different toll stations, and the subsequent TMI calculation and sequencing can be better served.
Preferably, the vehicle driving influence index is obtained as follows:
M＝(l-n identification )/n Identification
M represents the index of the number of the influencing people under control;
l represents the pre-controlled toll station at measurement n Identification The corresponding flow rate of time.
Preferably, after the vehicle driving influence index is calculated, the vehicle driving influence index is converted according to the following formula to obtain a simplified vehicle driving influence index M':
preferably, the toll station management and control index TMI is calculated according to the following formula:
TMI = (0.4 +0.5 alpha) S ' + (0.4 +0.5 alpha) N ' + (0.2-alpha) M ', wherein alpha is more than or equal to 0.2 and less than or equal to 0.2. The management and control index of the toll station is flexibly set, and alpha can be adjusted to be positive when the congestion condition is urgently needed to be relieved; when the traffic is to be increased as much as possible to affect the fewer people, α may be adjusted to a negative value.
Preferably, the system further comprises a nearest gate or ETC portal arranged at the front side of the congestion area as a regulation monitoring place, and a regulation effectiveness index is equal to the number of vehicles passing through the regulation monitoring place divided by the number of vehicles passing through the identification place.
On the other hand, the application also discloses a toll station management and control system under the condition of congested road conditions, which comprises the following modules:
the parameter module is used for obtaining the position of the congestion area, obtaining distance information of a plurality of pre-control toll stations at the rear side of the congestion area according to the position of the congestion area, and obtaining a distance influence index; the congestion vehicle influence index is used for acquiring the congestion vehicle influence index of each pre-control toll station entering the congestion area; the method comprises the steps of acquiring a vehicle driving influence index influenced by management and control of a toll station;
the management and control module: weighting and adding the distance influence index, the jammed vehicle influence index and the vehicle driving influence index to obtain a control index of a pre-controlled toll station, sequencing the control indexes, combining the main line flow, and then performing toll station control according to the sequencing;
a judging module: the method is used for obtaining the passing vehicle quantity information of the vehicles in front of and behind the congestion area and judging the management and control effect according to the vehicle quantity.
This application can bring following beneficial effect:
1. the distance influence index mainly considers the influence of the spatial distance on congestion, the congestion vehicle influence index is the source of the vehicle in a congestion area under the real condition, so that the pre-controlled toll station with the largest influence is deduced reversely, the vehicle driving influence index considers the influence after the pre-controlled toll station is controlled, if the influence is extremely large, the control is not suitable, and the influence of the index can be shown in the final sequencing by adopting the form of influence parameters;
2. the distance influence index, the congestion vehicle influence index and the vehicle running influence index are simplified, and after the simplification, the simplified distance influence index, the congestion vehicle influence index and the vehicle running influence index are in a stepped setting mode, so that the difference can be highlighted for different toll booths, and subsequent TMI calculation and sequencing can be better served;
3. the management and control index of the toll station is flexibly set, and alpha can be adjusted to be positive when the congestion condition is urgently needed to be relieved; if the traffic is to be increased as much as possible to affect the case of fewer people, α may be adjusted to a negative value.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of example 1 of the present application;
FIG. 2 is a schematic view of example 2 of the present application;
fig. 3 is a schematic diagram of a road installation.
Detailed Description
In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments and the accompanying drawings.
As shown in the drawings, the following detailed description is given by way of example in connection with the accompanying drawings for clarity of explanation of the overall concept of the present application.
In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In a first embodiment, as shown in fig. 1, a method for managing and controlling a toll station under congested road conditions includes the following steps:
s101, acquiring the position of a congestion area, acquiring distance information of a plurality of pre-controlled toll stations at the rear side of the congestion area according to the position of the congestion area, and acquiring a distance influence index;
as shown in fig. 3, ABCD represents a gate, and a traffic police gate or an ETC portal camera is located at BDEFG to monitor traffic flow.
Suppose a congestion condition occurs between points B and E; and monitoring a point B through a bayonet and a portal, so that the vehicle leaves the congestion area, and monitoring that the vehicle enters the congestion area by a point E.
The average speed EG of the section without traffic congestion is assumed to be v =110km/h, the distance from a toll station A to the congested section is 55km, the distance from a toll station B to the congested section is 110km, and the distance from a toll station C to the congested section is 220km. When all toll stations are closed, the influence time of the toll station A on congestion is 0.5h (55/110), the influence time of the toll station B on congestion is 1h, the influence of the toll station C on congestion is 2h, and the entrance of traffic flow can be reduced in more time by regulating and controlling the toll station A. When the actual congestion relief time is less than 2h, the regulation and control toll station C has no influence on congestion. Parameterizing the toll station distance yields the following formula:
s represents a distance influence index;
s represents the distance from the controlled toll station to the congested road section;
v represents the average speed from the toll station to the congested road section;
t represents the predicted congestion relief time;
v represents the traveling speed of the vehicle;
and n represents the passing amount of the controlled toll station.
After the distance influence index is calculated, the distance influence index is converted according to the following formula to obtain a simplified distance influence index S':
s102, acquiring a congestion vehicle influence index of each pre-control toll station entering a congestion area;
selecting the nearest gate or ETC portal at the rear side of the congestion area as an identification position, and tracing through data of the identification position to obtain a toll station for the vehicle to enter, wherein the congestion vehicle influence index is calculated according to the following formula:
N＝n identification /n max ，
N represents a congested vehicle impact index;
n identification Representing the traffic flow of the pre-controlled toll station driving into the congested road section during the congestion period;
n max representing all traffic passing at the identified locations during the congestion.
Preferably, after calculating the congestion vehicle influence index, the congestion vehicle influence index is converted according to the following formula to obtain a simplified congestion vehicle influence index N':
s103, acquiring a vehicle driving influence index influenced by the management and control of the toll station;
when vehicles of two toll stations which drive into a congested area are close, the traffic flow of one toll station is very large, the traffic flow of one toll station is relatively small, if the toll stations with large traffic flow of control are controlled, more vehicles which normally run can be influenced, and the driving experience of normal drivers is influenced. Under the condition that other factors are similar, toll stations with high congestion contribution degree should be managed preferentially, and other passing drivers are influenced as little as possible.
The vehicle driving influence index is obtained according to the following method:
M＝(l-n identification )/n Identification
M represents the index of the number of the influencing people under control;
l represents the pre-controlled toll station at measurement n Identification The corresponding flow rate of time.
After the vehicle running influence index is calculated, the vehicle running influence index is converted according to the following formula to obtain a simplified vehicle running influence index M':
s104, carrying out weighted addition on the distance influence index, the congestion vehicle influence index and the vehicle running influence index to obtain a control index of the pre-controlled toll station:
the toll station management and control index TM I is calculated according to the following formula:
TMI = (0.4 +0.5 alpha) S ' + (0.4 +0.5 alpha) N ' + (0.2-alpha) M ', wherein alpha is more than or equal to 0.2 and less than or equal to 0.2.
The management and control indexes are sequenced, then the influence of the pre-controlled toll stations is obtained according to the sequencing, the toll stations are managed and controlled according to the management and control indexes and in combination with the main line flow, when the main line flow is large, the management and control force is properly improved, more toll stations are closed, otherwise, the management and control force is reduced, and the larger management and control index is limited or shut down.
S105, regulating and controlling effect feedback: the system also comprises a nearest bayonet or an ETC portal which is arranged at the front side of the congestion area and is used as an adjusting and monitoring position, an adjusting effectiveness index is equal to the number of vehicles passing through the adjusting and monitoring position divided by the number of vehicles passing through the identification position, and the adjusting effect is judged by adjusting the effectiveness index.
In a second embodiment, as shown in fig. 2, a management and control system for a toll station under congested road conditions includes the following modules:
the parameter module 201 is used for obtaining the position of a congestion area, obtaining distance information of a plurality of pre-controlled toll booths at the rear side of the congestion area according to the position of the congestion area, and obtaining a distance influence index; the congestion vehicle influence index is used for acquiring the congestion vehicle influence index of each pre-control toll station entering the congestion area; the method comprises the steps of obtaining a vehicle driving influence index influenced by management and control of a toll station;
the management and control module 202: weighting and adding the distance influence index, the jammed vehicle influence index and the vehicle running influence index to obtain a control index of a pre-controlled toll station, sequencing the control indexes, combining the main line flow, and then performing toll station control according to the sequencing;
the judging module 203: the method is used for obtaining the passing vehicle quantity information of the vehicles in front of and behind the congestion area and judging the management and control effect according to the vehicle quantity.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.
Claims (8)
1. A toll station control method under congested road conditions is characterized in that: the method comprises the following steps:
acquiring the position of a congestion area, acquiring distance information of a plurality of pre-controlled toll stations at the rear side of the congestion area according to the position of the congestion area, and acquiring a distance influence index;
acquiring the influence index of the congested vehicles entering the congested area from each pre-control toll station;
acquiring a vehicle driving influence index influenced by the management and control of a toll station;
weighting and adding the distance influence index, the jammed vehicle influence index and the vehicle driving influence index to obtain a control index of the pre-controlled toll station, sequencing the control indexes, obtaining the influence of the pre-controlled toll station according to the sequencing, and performing toll station control by combining the main line flow according to the control index;
the distance impact index is calculated according to the following formula:
s represents a distance influence index;
s represents the distance from the controlled toll station to the congested road section;
v represents an average speed from the toll station to the congested road section;
t represents the predicted congestion relief time;
v represents a running speed of the vehicle;
n represents the vehicle passing amount of the controlled toll station;
after the distance influence index is calculated, the distance influence index is converted according to the following formula to obtain a simplified distance influence index S':
2. the method for managing and controlling the toll stations under the congested road condition as recited in claim 1, wherein: the congestion vehicle influence index is obtained according to the following method:
selecting the nearest gate or ETC portal at the rear side of the congestion area as an identification position, and tracing through data of the identification position to obtain a toll station for the vehicle to enter, wherein the congestion vehicle influence index is calculated according to the following formula:
N＝n identification /n max ，
N represents a congested vehicle impact index;
n identification Representing the traffic flow of a pre-controlled toll station driving into a congested road section during congestion;
n max representing all traffic passing at the identified locations during congestion.
3. The method for managing and controlling toll booths under congested road conditions according to claim 2, wherein the method comprises: after the congestion vehicle influence index is calculated, the congestion vehicle influence index is converted according to the following formula, and a simplified congestion vehicle influence index N' is obtained:
4. the method for managing and controlling toll booths under congested road conditions according to claim 3, wherein the method comprises: the vehicle driving influence index is obtained according to the following method:
M＝(l-n identification )/n Identification
M represents the index of the number of the influencing people under control;
l represents the pre-controlled toll station at measurement n Identification The corresponding flow rate of time.
5. The method for managing and controlling the toll stations under the congested road condition as recited in claim 4, wherein: after the vehicle driving influence index is calculated, the vehicle driving influence index is converted according to the following formula, and a simplified vehicle driving influence index M' is obtained:
6. the method for managing and controlling the toll stations under the congested road condition as recited in claim 5, wherein: the management and control index TMI of the toll station is calculated according to the following formula:
TMI = (0.4 +0.5 alpha) S ' + (0.4 +0.5 alpha) N ' + (0.2-alpha) M ', wherein alpha is more than or equal to 0.2 and less than or equal to 0.2.
7. The method for managing and controlling the toll stations under the congested road condition as recited in claim 3, wherein: the system also comprises a nearest gate or ETC portal which is arranged at the front side of the congestion area and is used as a regulation monitoring place, and a regulation effectiveness index is equal to the number of vehicles passing through the regulation monitoring place divided by the number of vehicles passing through the identification place.
8. The utility model provides a toll station management and control system under road conditions of blocking up which characterized in that: the system comprises the following modules:
the parameter module is used for obtaining the position of the congestion area, obtaining distance information of a plurality of pre-control toll stations at the rear side of the congestion area according to the position of the congestion area, and obtaining a distance influence index; the congestion vehicle influence index is used for acquiring the congestion vehicle influence index of each pre-control toll station entering the congestion area; the method comprises the steps of acquiring a vehicle driving influence index influenced by management and control of a toll station;
the management and control module: weighting and adding the distance influence index, the jammed vehicle influence index and the vehicle driving influence index to obtain a control index of a pre-controlled toll station, sequencing the control indexes, combining the main line flow, and then performing toll station control according to the sequencing;
a judgment module: the system is used for obtaining the passing vehicle quantity information of the vehicles before and after the congestion area and judging the control effect according to the vehicle quantity;
the distance influence index is calculated according to the following formula:
s represents a distance influence index;
s represents the distance from the controlled toll station to the congested road section;
v represents an average speed from the toll station to the congested road section;
t represents the predicted congestion relief time;
v represents the traveling speed of the vehicle;
n represents the vehicle passing amount of the controlled toll station;
after the distance impact index is calculated, the distance impact index is converted according to the following formula to obtain a simplified distance impact index S':
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| CN103177576A (en) * | 2011-12-21 | 2013-06-26 | 上海优途信息科技有限公司 | Method and device for judging upstream and downstream traffic information of toll station |
| JP2015106278A (en) * | 2013-11-29 | 2015-06-08 | 株式会社東芝 | Traffic density optimization system and traffic density optimization method |
| WO2019090753A1 (en) * | 2017-11-13 | 2019-05-16 | Beijing Didi Infinity Technology And Development Co., Ltd. | Systems and methods for monitoring traffic congestion |
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