CN216486788U - Highway traffic state monitoring system that passes based on multisource data - Google Patents

Abstract

The utility model discloses a highway traffic current state monitoring system based on multisource data, including control module, communication unit and data acquisition equipment and data display device of setting at highway detection highway section, data acquisition equipment includes staff information terminal with data display device, portal ETC monitoring facilities, road meteorological monitoring facilities, ground induction coil check out test set, portal monitoring facilities that makes a video recording, electronic tags display device and the on-vehicle wireless communication equipment of setting in the car, control module is connected with communication unit, communication unit respectively with staff information terminal, portal ETC monitoring facilities, road meteorological monitoring facilities, ground induction coil check out test set, portal monitoring facilities that makes a video recording, electronic tags display device and on-vehicle wireless communication equipment are connected. The utility model discloses can provide multi-angle, comprehensive highway traffic current state information for highway managers and driver and crew.

Description

Highway traffic state monitoring system that passes based on multisource data

Technical Field

The utility model relates to a highway traffic field especially relates to a highway traffic current state monitoring system based on multisource data.

Background

The road network is a complex system, and the driving state of the vehicle on the road is limited by various factors such as weather, road conditions, vehicle states and the like. With the rapid development of information technology and the arrival of a big data era, the data acquisition sources of the expressway are continuously rich, a plurality of terminal monitoring devices which are subordinate to different system systems and acquire different types of data can generate massive multi-source data, and the data can reflect the traffic states of all time periods and all road sections of the expressway to a certain extent through different side surfaces, including road event states, road environment states, road driving states and device operation states. The existing highway traffic state monitoring and early warning system has insufficient comprehensive functions of collecting, processing and releasing multi-source highway traffic data, needs to be improved in the aspects of timeliness and accuracy, cannot fully meet the data requirements of highway managers and drivers and conductors, and influences the operating efficiency and safety effect of a highway system.

Disclosure of Invention

To the problem that exists among the prior art, the utility model provides a highway traffic current state monitoring system based on multisource data can gather, handle, issue multisource highway traffic data, provides multi-angle, comprehensive highway traffic current state information for highway managers and driver and crew to promote the operating efficiency and the safe effect of highway system.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides a highway traffic current state monitoring system based on multisource data, includes control module, sets up communication unit and data acquisition equipment and the data display device that detects the highway section at the highway, data acquisition equipment and data display device include staff information terminal, portal ETC monitoring facilities, road meteorological monitoring facilities, ground induction coil check out test set, portal monitoring facilities, electronic tags display device and set up the on-vehicle wireless communication equipment in the car, control module with communication unit connects, communication unit respectively with staff information terminal portal ETC monitoring facilities road meteorological monitoring facilities ground induction coil check out test set portal monitoring facilities electronic tags display device and on-vehicle wireless communication equipment connects.

Furthermore, the communication unit comprises a wired communication module, a wireless broadcast module and an industrial personal computer, wherein the network input end of the wired communication module is respectively connected with the control module, the portal ETC monitoring equipment, the road weather monitoring equipment, the ground induction coil detection equipment, the portal camera monitoring equipment and the electronic label display equipment; the network output end of the wired communication module is respectively connected with the control module and the electronic label display equipment; the network input/output end of the wireless communication module is connected with the staff information terminal; the local output end of the wireless broadcast module is connected with the vehicle-mounted wireless communication equipment; and the local input and output end of the industrial personal computer is electrically connected with the wired communication module, the wireless communication module and the local input and output end of the wireless broadcast module respectively.

Furthermore, the wired communication module is a network card, the wireless communication module is 4G cellular network communication equipment, the wireless broadcast module is frequency modulation broadcast equipment, and the industrial personal computer is a microprocessor.

Furthermore, the wired communication module and the wireless communication module are used for sending the multisource highway traffic data acquired by the data acquisition equipment to the industrial personal computer through a local output end, and the industrial personal computer is used for packaging data from different sources, and marking data acquisition time and an acquisition area; the industrial personal computer is also used for sending the packed and labeled multi-source highway traffic data to the wired communication module through a local output end, and the wired communication module is also used for sending the packed and labeled multi-source highway traffic data to the control module through a network output end.

Further, the control module comprises a network communication module, a data storage module and a calculation processing module; the network input and output end of the network communication module is connected with the network input and output end of the communication unit, the local input and output end of the network communication module is electrically connected with the local input and output end of the data storage module, and the local input and output end of the data storage module is electrically connected with the local input and output end of the calculation processing module.

Furthermore, the network communication module is an enterprise-level network switch, the data storage module is a disk storage array, and the calculation processing module is an enterprise-level server.

Further, the network communication module is used for storing the received packed and labeled multi-source highway traffic data to the data storage module according to the labeled acquisition time and acquisition area classification; and the calculation processing module is used for reading multisource highway traffic data of each time interval and each region from the data storage module and calculating to obtain highway traffic state data of each region according to the multisource highway traffic data.

Furthermore, the system also comprises a highway traffic state monitoring center, wherein the highway traffic state monitoring center is connected with the control module through the Ethernet.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

1. the system can collect multi-source highway traffic data, reflect the traffic passing state of the highway from multiple angles, provide comprehensive monitoring and early warning service, and enable a driver to timely master the traffic incident condition of a road ahead so as to make corresponding driving countermeasures in advance and better prevent traffic accidents.

2. The data collected from various sources can be mutually verified and supplemented, so that the incompleteness and the loss of the data caused by accidental factors are avoided, and the accuracy of the monitoring result is improved.

3. The highway traffic state data can be issued, the data acquisition equipment and the data display equipment in each road section are connected with the communication unit of the road section, and the real-time road condition information is accurately transmitted to workers and drivers and conductors in the corresponding road section through various means such as network, broadcasting and electronic labels.

4. The failure condition of a certain data display device is considered, and the information which the device should display is displayed on the adjacent upstream data display device, so that the reliability of the system is improved.

5. Different information can be sent according to the purposes and characteristics of different data display equipment, so that the special information support function for different groups such as drivers and conductors, managers, front-line operators and the like is realized, and the requirements on various highway traffic state data under various scenes are met.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a multi-source data-based highway traffic passage state monitoring system of the present invention;

FIG. 2 is a schematic diagram of a single communication unit of FIG. 1;

fig. 3 is a schematic structural diagram of the control module in fig. 1.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As a specific embodiment of the present invention, as shown in fig. 1, a multisource data-based highway traffic state monitoring system includes a highway traffic state monitoring center 1, a control module 2, a plurality of communication units 3, a data acquisition device and a data display device; the highway traffic state monitoring center 1 is connected with the control module 2 through the Ethernet, and the control module 2 is connected with the communication units 3 through the Ethernet; the plurality of communication units 3 are evenly distributed on one side of the one-way multi-lane highway. Data acquisition equipment includes staff information terminal 4 with data display equipment, portal ETC monitoring facilities 5, road meteorological monitoring facilities 6, ground induction coil check out test set 7, portal monitoring facilities 8 that makes a video recording, electronic tags display device 10 and the on-vehicle wireless communication equipment 9 of setting in the car, control module 2 is connected with communication unit 3, communication unit 3 respectively with staff information terminal 4, portal ETC monitoring facilities 5, road meteorological monitoring facilities 6, ground induction coil check out test set 7, portal monitoring facilities 8 that makes a video recording, electronic tags display device 10 and on-vehicle wireless communication equipment 9 are connected.

As shown in fig. 2, each of the plurality of communication units 3 includes a wired communication module 301, a wireless communication module 302, a wireless broadcast module 303, and an industrial personal computer 304. The wired communication module 301 is a network card, the wireless communication module 302 is 4G cellular network communication equipment, the wireless broadcast module 303 is frequency modulation broadcast equipment, and the industrial personal computer 304 is a microprocessor.

The network input end of the wired communication module 301 is connected with the control module 2, the portal ETC monitoring equipment 5, the road weather monitoring equipment 6, the ground induction coil detection equipment 7, the portal camera monitoring equipment 8 and the electronic label display equipment 10; the network output end of the wired communication module 301 is connected with the control module 2 and the electronic label display device 10; the network input/output end of the wireless communication module 302 is connected with the staff information terminal 4; the local output end of the wireless broadcast module 303 is connected with the vehicle-mounted wireless communication equipment 9; the local input/output end of the industrial personal computer 304 is electrically connected with the local input/output end of the wired communication module 301, the wireless communication module 302 and the wireless broadcast module 303.

The multiple communication units 3 are connected with local area data acquisition equipment through wired communication or wireless communication to acquire multi-source highway traffic data, and the multi-source highway traffic data are sent to the local area control module 2 through Ethernet; the communication units 3 acquire highway traffic state data through the Ethernet self-control module 2 and issue the highway traffic state data to the data display equipment; wherein staff information terminal 4, electronic tags display device 10 both are data acquisition equipment and data display device, and portal ETC monitoring facilities 5, road meteorological monitoring facilities 6, ground induction coil check out test set 7, portal monitoring devices 8 of making a video recording are only data acquisition equipment, and on-vehicle wireless communication equipment 9 is only data display device.

Specifically, the wired communication module 301 and the wireless communication module 302 obtain the multi-source highway traffic data from the data acquisition device, and specifically include: road event data acquired from the worker information terminal 4 includes an event type, an event start time, an expected end time, and an event location; road environment data obtained from the road meteorological monitoring equipment 6 comprise wind speed, precipitation, road surface temperature and visibility; road driving data that obtain from portal ETC monitoring facilities 5, ground induction coil check out test set 7 and portal monitoring facilities 8 of making a video recording specifically include: the license plate number and the vehicle type collected by the portal ETC monitoring equipment 5; the number of passing vehicles collected by the ground induction coil detection device 7; the number plate, the vehicle type and the vehicle speed are acquired by the portal camera monitoring equipment 8; the device operating data obtained from the electronic signage display device 10 includes device operating parameters.

The wired communication module 301 and the wireless communication module 302 transmit the acquired multisource highway traffic data to the industrial personal computer 304 through a local output end, the industrial personal computer 304 packages the data from different sources, and the data acquisition time and the data acquisition area are labeled; the industrial personal computer 304 sends the packaged and labeled multi-source highway traffic data to the wired communication module 301 through a local output end; the wired communication module 301 sends the packaged and labeled multi-source highway traffic data to the control module 2 through the network output end.

As shown in fig. 3, the control module 2 includes a network communication module 201, a data storage module 202 and a calculation processing module 203; the network input/output end of the network communication module 201 is connected with the network input/output ends of the plurality of communication units 3, the local input/output end of the network communication module 201 is electrically connected with the local input/output end of the data storage module 202, and the local input/output end of the data storage module 202 is electrically connected with the local input/output end of the calculation processing module 203. The network communication module 201 is an enterprise-level network switch, the data storage module 202 is a disk storage array, and the calculation processing module 203 is an enterprise-level server.

The control module 2 acquires the packed and labeled multi-source highway traffic data from the communication units 3 through the Ethernet, processes the packed and labeled multi-source highway traffic data to obtain highway traffic state data, uploads the highway traffic state data to the highway traffic state monitoring center 1 through the Ethernet and sends the highway traffic state data to the communication units 3.

Specifically, the network communication module 201 stores the received packed and labeled multi-source highway traffic data to the data storage module 202 according to the labeled acquisition time and acquisition area classification; the calculation processing module 203 reads the multisource highway traffic data of each time interval and each region from the data storage module 202, and calculates to obtain highway traffic state data of each region according to the multisource highway traffic data, wherein the highway traffic state data comprises various highway traffic state monitoring values and highway traffic state early warning grades, and the highway traffic state early warning grades comprise: the monitoring values of the traffic state of the expressway comprise a road event state monitoring value, a road environment state monitoring value, a road running state monitoring value and an equipment running state monitoring value; the highway traffic state early warning grade comprises a road event state early warning grade, a road environment state early warning grade, a road driving state early warning grade and an equipment running state early warning grade.

The specific calculation process of the highway traffic state monitoring value and the highway traffic state early warning grade comprises the following steps:

reading all road event data, judging the communication unit area to which the event belongs according to the event location, and judging whether road events such as road maintenance, traffic accidents and the like exist in each area at the current time, wherein if no road event exists, the road event state monitoring value of the area is empty, and the road event state early warning level is normal; if a road event exists, the monitoring value of the road event state of the area is corresponding road event data (event type, event starting time, predicted ending time and event location), and the early warning level of the road event state of the area is early warning.

And reading the meteorological data of the roads in each area, and calculating the monitoring value of the road environment state in each area. The method specifically comprises the following steps: calculating the average wind power of each area in 6, 12 and 24 hours according to the wind speed data in the last 24 hours; calculating the accumulative precipitation in 3, 6 and 12 hours of each area according to the precipitation in the last 24 hours; acquiring the current road surface temperature; and acquiring the current visibility. And judging to obtain the early warning grade of the road environment state of each region according to the monitoring value of the road environment state of each region.

And reading road running data of nearly 30 minutes in each area, and calculating the road running state monitoring value of each area. The method specifically comprises the following steps: according to the vehicle type statistics 7 seats that portal ETC monitoring facilities 5 gathered and following passenger train quantity n₁According to the license plate number collected by the portal ETC monitoring equipment 5 and the license plate number collected by the portal camera shooting monitoring equipment 8, the number n of 7 seats and following passenger cars without ETC equipment in the vehicle type statistics₂Counting the total number of vehicles n according to the number of passing vehicles collected by the ground induction coil detection equipment, and setting the formula mu to n₁+n₂Calculating the occupation ratio mu of 7 seats or below of the passenger car; obtaining the traffic flow according to the total number n of vehicles and the length t of the statistical time period; the average speed is calculated from the vehicle speed. And judging to obtain the early warning grade of the road running state of each region according to the road running state monitoring value of each region.

And reading the operation data of the equipment in each area, judging whether the electronic label display equipment in the area works normally according to the operation parameters of the equipment, and acquiring the monitoring value of the operation state of the equipment. And if the equipment normally works, the early warning level of the running state of the equipment is normal, and if the equipment cannot normally work, the early warning level of the running state of the equipment is early warning.

Specific conditions for judging the early warning level of the traffic state of the expressway according to the monitoring value of the traffic state of the expressway are shown in table 1.

TABLE 1

The congestion warning level specific discrimination data is shown in table 2.

TABLE 2

The calculation processing module 203 stores the calculated highway traffic state data including various highway traffic state monitoring values and highway traffic state early warning grades in the data storage module 202;

the network communication module 201 reads the highway traffic state monitoring data from the data storage module 202, and respectively sends the highway traffic state monitoring data to the highway traffic state monitoring center 1 and the plurality of communication units 3 according to the highway traffic state early warning levels in each area, and the distribution rule is shown in table 3. The staff can monitor and manage the control module 2 in real time through the highway traffic state monitoring center 1 and check corresponding data, and deal with normal operation conditions or early warning conditions.

TABLE 3

The plurality of communication units 3 transmit the received highway traffic state data to the worker information terminal 4, the in-vehicle wireless communication device 9, and the electronic sign display device 10 through wired communication or wireless communication, and the transmission determination rule is as shown in table 3.

Specifically, the wired communication module 301 acquires highway traffic state data through a network input end and transmits the highway traffic state data to the industrial personal computer 304 through a local output end; the industrial personal computer 304 judges the received highway traffic state data, classifies different components of the highway traffic state data according to the rules shown in table 3, transmits the data to be issued to the electronic sign display device 10 to the wired communication module 301 through a local output end, transmits the data to be issued to the worker information terminal 4 to the wireless communication module 302 through the local output end, and transmits the data to be broadcasted to the wireless broadcasting module 303 through the local output end; the wired communication module 301 transmits data received through the local input terminal to the electronic sign display device 10, the wireless communication module 302 transmits data received through the local input terminal to the worker information terminal 4, and the wireless broadcast module 303 transmits data received through the local input terminal to the vehicle-mounted wireless communication device 9 through broadcasting.

The staff information terminal 4, the vehicle-mounted wireless communication device 9 and the electronic sign display device 10 show the highway traffic state data through sound signals and light signals. Specifically, after receiving the highway traffic state monitoring data, the worker information terminal 4 displays various highway traffic state monitoring values and highway traffic state early warning levels in the vicinity of the worker through a display screen, marks a traffic event location and a corresponding road event state monitoring value on a map interface, and sends out warning sounds when various early warnings occur; the vehicle-mounted wireless communication equipment 9 receives FM-modulated wireless broadcast containing highway traffic state data through wireless broadcast receiving equipment, and plays the demodulated voice information through vehicle-mounted sound equipment; the electronic sign display device 10 broadcasts various highway traffic state monitoring values and highway traffic state early warning levels, including current wind speed, current road surface temperature, current visibility, current traffic flow, current average speed and various early warning levels, received by the LED display screen in turn in different areas.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. The utility model provides a highway traffic state monitoring system that passes based on multisource data, its characterized in that, including control module (2), communication unit (3) and data acquisition equipment and the data display equipment of setting at highway detection highway section, data acquisition equipment and data display equipment include staff information terminal (4), portal ETC monitoring facilities (5), road meteorological monitoring equipment (6), ground induction coil detection equipment (7), portal monitoring facilities (8) of making a video recording, electronic tags display equipment (10) and set up on-vehicle wireless communication equipment (9) in the car, control module (2) with communication unit (3) are connected, communication unit (3) respectively with staff information terminal (4), portal ETC monitoring facilities (5) road meteorological monitoring facilities (6), The ground induction coil detection equipment (7), the portal camera shooting monitoring equipment (8), the electronic label display equipment (10) and the vehicle-mounted wireless communication equipment (9) are connected.

2. The multisource data-based highway traffic passing state monitoring system according to claim 1, wherein the communication unit (3) comprises a wired communication module (301), a wireless communication module (302), a wireless broadcast module (303) and an industrial personal computer (304), and the network input end of the wired communication module (301) is respectively connected with the control module (2), the portal ETC monitoring device (5), the road weather monitoring device (6), the ground induction coil detection device (7), the portal camera monitoring device (8) and the electronic sign display device (10); the network output end of the wired communication module (301) is respectively connected with the control module (2) and the electronic label display device (10); the network input/output end of the wireless communication module (302) is connected with the staff information terminal (4); the local output end of the wireless broadcast module (303) is connected with the vehicle-mounted wireless communication equipment (9); and the local input and output end of the industrial personal computer (304) is electrically connected with the wired communication module (301), the wireless communication module (302) and the local input and output end of the wireless broadcast module (303) respectively.

3. The multisource data-based highway traffic passing state monitoring system according to claim 2, wherein the wired communication module (301) is a network card, the wireless communication module (302) is a 4G cellular network communication device, the wireless broadcast module (303) is a frequency modulation broadcast device, and the industrial personal computer (304) is a microprocessor.

4. The system for monitoring the traffic passing state of the highway based on the multi-source data is characterized in that the wired communication module (301) and the wireless communication module (302) are used for transmitting the multi-source highway traffic data acquired by data acquisition equipment to the industrial personal computer (304) through a local output end, the industrial personal computer (304) is used for packaging data from different sources, and data acquisition time and data acquisition areas are marked; the industrial personal computer (304) is also used for sending the packaged and labeled multi-source highway traffic data to the wired communication module (301) through a local output end, and the wired communication module (301) is also used for sending the packaged and labeled multi-source highway traffic data to the control module (2) through a network output end.

5. The multisource data-based highway traffic passing state monitoring system according to claim 4, wherein the control module (2) comprises a network communication module (201), a data storage module (202) and a calculation processing module (203); the network input and output end of the network communication module (201) is connected with the network input and output end of the communication unit (3), the local input and output end of the network communication module (201) is electrically connected with the local input and output end of the data storage module (202), and the local input and output end of the data storage module (202) is electrically connected with the local input and output end of the calculation processing module (203).

6. The multisource data-based highway traffic passing condition monitoring system according to claim 5, wherein the network communication module (201) is an enterprise-level network switch, the data storage module (202) is a disk storage array, and the computing processing module (203) is an enterprise-level server.

7. The system for monitoring the traffic passing state of the expressway based on the multi-source data, according to the claim 6, wherein the network communication module (201) is used for storing the received packaged and labeled multi-source expressway traffic data into the data storage module (202) according to the labeled acquisition time and the labeled acquisition region classification; the calculation processing module (203) is used for reading multisource highway traffic data of each time interval and each region from the data storage module (202) and calculating to obtain highway traffic state data of each region according to the multisource highway traffic data.

8. The multisource data-based highway traffic passing state monitoring system according to claim 1, further comprising a highway passing state monitoring center (1), wherein the highway passing state monitoring center (1) is connected with the control module (2) through an Ethernet.

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