CN109448383A - A kind of tunnel event analysis implementation method based on video flowing - Google Patents
A kind of tunnel event analysis implementation method based on video flowing Download PDFInfo
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- CN109448383A CN109448383A CN201811581210.9A CN201811581210A CN109448383A CN 109448383 A CN109448383 A CN 109448383A CN 201811581210 A CN201811581210 A CN 201811581210A CN 109448383 A CN109448383 A CN 109448383A
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- tunnel
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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
- G08G1/065—Traffic control systems for road vehicles by counting the vehicles in a section of the road or in a parking area, i.e. comparing incoming count with outgoing count
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Traffic Control Systems (AREA)
Abstract
The tunnel event analysis implementation method based on video flowing that the invention discloses a kind of, includes the following steps: step 1, rigging up and debugging；Step 2, data acquisition and statistics；Step 3, traffic flow densitometer point counting analysis；Step 4, traffic related information transmitting；Wherein in above-mentioned step one, multiple test points to be measured are set in tunnel, camera is installed on test point to be measured, camera one end is connect by connecting line with two-channel digital recorder, two-channel digital recorder one end is connect with computer, computer is connect by Ethernet with Central Control Center, open camera, two-channel digital recorder and computer, it checks that equipment can run well, carries out parameter adjustment, initiation parameter is set；The present invention can carry out real-time statistics to the traffic flow in tunnel by the transmission of video data and calculate analysis, the timely discovery and processing to accident in tunnel.
Description
Technical field
The present invention relates to tunnel traffic event technical field, specially a kind of tunnel event analysis based on video flowing is realized
Method.
Background technique
Tunnel is the engineering works being embedded in stratum, is a kind of form of human use's underground space, is handed in tunnel
In logical, it is typically due to emergency case and causes tunnel that traffic congestion occurs, influence the traffic capacity in tunnel, be easy to cause secondary thing
Therefore real-time statistics can not be carried out to the traffic flow in tunnel by the transmission of video data in the prior art and calculate analysis, it can not
Timely discovery and processing to accident in tunnel, therefore, design a kind of tunnel event analysis realization side based on video flowing
Method is necessary.
Summary of the invention
The tunnel event analysis implementation method based on video flowing that the purpose of the present invention is to provide a kind of, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of tunnel event analysis implementation method based on video flowing, includes the following steps: step 1, and equipment installation is adjusted
Examination；Step 2, data acquisition and statistics；Step 3, traffic flow densitometer point counting analysis；Step 4, traffic related information transmitting；
Wherein in above-mentioned step one, multiple test points to be measured are set in tunnel, installs and takes the photograph on test point to be measured
As head, camera one end is connect by connecting line with two-channel digital recorder, by two-channel digital recorder one end and meter
Computer is connect by Ethernet with Central Control Center, opens camera, two-channel digital recorder and meter by the connection of calculation machine
Calculation machine checks that equipment can run well, carries out parameter adjustment, initiation parameter is arranged；
Wherein in above-mentioned step two, the real time information data that test point to be measured obtains is passed to binary channels by camera
Digital recorder counts the vehicle flowrate and speed data of different test points to be measured respectively on two-channel digital recorder, and will
Data pass to computer；
Wherein in above-mentioned step three, according to the vehicle flowrate and speed data of two-channel digital recorder statistics, counting
The calculating of traffic flow density is carried out on calculation machine, and analytical calculation is carried out to the traffic current density of different test points to be measured and to draw tunnel whole
Body traffic information function；
Wherein in above-mentioned step four, tunnel entirety traffic information is passed into Central Control Center by Ethernet,
The traffic related information in tunnel is passed to vehicle by Central Control Center.
According to the above technical scheme, in the step 4, broadcasting station, center control are provided in Central Control Center
The broadcasting station at center broadcasts pre-set recording file according to different information after receiving information, the row into tunnel
The vehicle sailed transmits the traffic related information in current tunnel.
According to the above technical scheme, in the step 3, on computers according to vehicle flowrate q and speed v, traffic flow is carried out
Density calculates, traffic current density k=q/v, to the traffic current density k of different test points to be measured1And k2, according to H=k1/k2It draws
Traffic information function.
According to the above technical scheme, in the step 3, traffic flow density rating is divided into unimpeded, jogging, crowded and congestion
Four grades.
According to the above technical scheme, in the step 1, computer is controlled using ethernet module+optical switch and center
Center carries out Ethernet data exchange, and constructs network using redundant optical fiber ethernet ring network.
According to the above technical scheme, in the step 2, two-channel digital recorder precision is 0.3 grade, and the sampling period is
250ms, and two-channel digital recorder is depositing the vehicle flowrate of the difference test point to be measured of statistics and speed data from the background
Storage.
Compared with prior art, the beneficial effects of the present invention are: it is of the invention, multiple test points to be measured are set in tunnel,
Camera is installed on test point to be measured, camera one end is connect by connecting line with two-channel digital recorder, by bilateral
Road digital recorder one end is connect with computer, and computer is connect by Ethernet with Central Control Center, opening camera,
Two-channel digital recorder and computer check that equipment can run well, carry out parameter adjustment, initiation parameter is arranged；It takes the photograph
As the real time information data that test point to be measured obtains is passed to two-channel digital recorder by head, on two-channel digital recorder
The vehicle flowrate and speed data of the different test points to be measured of statistics respectively, and pass data to computer；According to two-channel digital
The vehicle flowrate and speed data of recorder statistics, carry out the calculating of traffic flow density on computers, to different test points to be measured
Traffic current density carries out analytical calculation and draws tunnel entirety traffic information function；Broadcasting is provided in Central Control Center
It stands, the broadcasting station of Central Control Center broadcasts pre-set recording text according to different information after receiving information
Part, the vehicle travelled into tunnel transmit the traffic related information in current tunnel, and the present invention can pass through the transmission of video data
Real-time statistics are carried out to the traffic flow in tunnel and calculate analysis, the timely discovery and processing to accident in tunnel.
Detailed description of the invention
Fig. 1 is flow chart of the method for the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution:
A kind of tunnel event analysis implementation method based on video flowing, includes the following steps: step 1, and equipment installation is adjusted
Examination；Step 2, data acquisition and statistics；Step 3, traffic flow densitometer point counting analysis；Step 4, traffic related information transmitting；
Wherein in above-mentioned step one, multiple test points to be measured are set in tunnel, installs and takes the photograph on test point to be measured
As head, camera one end is connect by connecting line with two-channel digital recorder, by two-channel digital recorder one end and meter
Computer is connect by Ethernet with Central Control Center, opens camera, two-channel digital recorder and meter by the connection of calculation machine
Calculation machine checks that equipment can run well, carries out parameter adjustment, initiation parameter is arranged；
Wherein in above-mentioned step two, the real time information data that test point to be measured obtains is passed to binary channels by camera
Digital recorder counts the vehicle flowrate and speed data of different test points to be measured respectively on two-channel digital recorder, and will
Data pass to computer；
Wherein in above-mentioned step three, according to the vehicle flowrate and speed data of two-channel digital recorder statistics, counting
The calculating of traffic flow density is carried out on calculation machine, and analytical calculation is carried out to the traffic current density of different test points to be measured and to draw tunnel whole
Body traffic information function；
Wherein in above-mentioned step four, tunnel entirety traffic information is passed into Central Control Center by Ethernet,
The traffic related information in tunnel is passed to vehicle by Central Control Center.
According to the above technical scheme, broadcasting station, Central Control Center are provided in step 4, in Central Control Center
Broadcasting station receive information after pre-set recording file is broadcasted according to different information, travelled into tunnel
Vehicle transmits the traffic related information in current tunnel.
According to the above technical scheme, in step 3, on computers according to vehicle flowrate q and speed v, traffic current density is carried out
It calculates, traffic current density k=q/v, to the traffic current density k of different test points to be measured1And k2, according to H=k1/k2Draw traffic
Information function.
According to the above technical scheme, in step 3, traffic flow density rating is divided into unimpeded, jogging, crowded and congestion four
Grade.
According to the above technical scheme, in step 1, computer uses ethernet module+optical switch and Central Control Center
Ethernet data exchange is carried out, and constructs network using redundant optical fiber ethernet ring network.
According to the above technical scheme, in step 2, two-channel digital recorder precision is 0.3 grade, and the sampling period is
250ms, and two-channel digital recorder is depositing the vehicle flowrate of the difference test point to be measured of statistics and speed data from the background
Storage.
Based on above-mentioned, it is an advantage of the current invention that multiple test points to be measured are arranged in tunnel, pacify on test point to be measured
Camera is filled, camera one end is connect by connecting line with two-channel digital recorder, by two-channel digital recorder one end
It is connect with computer, computer is connect by Ethernet with Central Control Center, camera, two-channel digital recorder are opened
And computer, it checks that equipment can run well, carries out parameter adjustment, initiation parameter is set；Camera is by test point to be measured
The real time information data of acquisition passes to two-channel digital recorder, and statistics is different to be measured respectively on two-channel digital recorder
The vehicle flowrate and speed data of test point, and pass data to computer；The wagon flow counted according to two-channel digital recorder
Amount and speed data carry out the calculating of traffic flow density on computers, divide the traffic current density of different test points to be measured
Analysis calculates and draws tunnel entirety traffic information function；Broadcasting station, Central Control Center are provided in Central Control Center
Broadcasting station receive information after pre-set recording file is broadcasted according to different information, travelled into tunnel
Vehicle transmits the traffic related information in current tunnel, and the present invention can flow into the traffic in tunnel by the transmission of video data
Row real-time statistics calculate analysis, the timely discovery and processing to accident in tunnel.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of tunnel event analysis implementation method based on video flowing, includes the following steps: step 1, rigging up and debugging；
Step 2, data acquisition and statistics；Step 3, traffic flow densitometer point counting analysis；Step 4, traffic related information transmitting；It is special
Sign is:
Wherein in above-mentioned step one, multiple test points to be measured are set in tunnel, camera is installed on test point to be measured,
Camera one end is connect by connecting line with two-channel digital recorder, two-channel digital recorder one end and computer are connected
It connects, computer is connect by Ethernet with Central Control Center, camera, two-channel digital recorder and computer are opened,
It checks that equipment can run well, carries out parameter adjustment, initiation parameter is set；
Wherein in above-mentioned step two, the real time information data that test point to be measured obtains is passed to two-channel digital by camera
Recorder, the vehicle flowrate and speed data of the different test points to be measured of statistics respectively on two-channel digital recorder, and by data
Pass to computer；
Wherein in above-mentioned step three, according to the vehicle flowrate and speed data of two-channel digital recorder statistics, in computer
Upper progress traffic flow density calculating carries out analytical calculation and draws tunnel integrally to hand over to the traffic current density of different test points to be measured
Logical information function；
Wherein in above-mentioned step four, tunnel entirety traffic information is passed into Central Control Center by Ethernet, center
The traffic related information in tunnel is passed to vehicle by control centre.
2. a kind of tunnel event analysis implementation method based on video flowing according to claim 1, it is characterised in that: described
Broadcasting station is provided in step 4, in Central Control Center, after the broadcasting station of Central Control Center receives information
Pre-set recording file is broadcasted according to different information, the vehicle travelled into tunnel transmits the traffic shape in current tunnel
Condition information.
3. a kind of tunnel event analysis implementation method based on video flowing according to claim 1, it is characterised in that: described
In step 3, on computers according to vehicle flowrate q and speed v, the calculating of traffic flow density is carried out, traffic current density k=q/v is right
The traffic current density k of different test points to be measured1And k2, according to H=k1/k2Draw traffic information function.
4. a kind of tunnel event analysis implementation method based on video flowing according to claim 1, it is characterised in that: described
In step 3, traffic flow density rating is divided into unimpeded, jogging, crowded and four grades of congestion.
5. a kind of tunnel event analysis implementation method based on video flowing according to claim 1, it is characterised in that: described
In step 1, computer carries out Ethernet data with Central Control Center using ethernet module+optical switch and exchanges, and uses
Redundant optical fiber ethernet ring network constructs network.
6. a kind of tunnel event analysis implementation method based on video flowing according to claim 1, it is characterised in that: described
In step 2, two-channel digital recorder precision is 0.3 grade, sampling period 250ms, and two-channel digital recorder will count
Difference test points to be measured vehicle flowrate and speed data stored from the background.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811581210.9A CN109448383A (en) | 2018-12-24 | 2018-12-24 | A kind of tunnel event analysis implementation method based on video flowing |
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| CN201811581210.9A CN109448383A (en) | 2018-12-24 | 2018-12-24 | A kind of tunnel event analysis implementation method based on video flowing |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114566050A (en) * | 2022-03-09 | 2022-05-31 | 江苏广宇协同科技发展研究院有限公司 | Tunnel robot inspection speed control method for traffic operation safety |
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Application publication date: 20190308 |