CN102063794B - Urban expressway automatic even detecting and synergetic command dispatching system based on occupation ratio data - Google Patents
Urban expressway automatic even detecting and synergetic command dispatching system based on occupation ratio data Download PDFInfo
- Publication number
- CN102063794B CN102063794B CN201110007923A CN201110007923A CN102063794B CN 102063794 B CN102063794 B CN 102063794B CN 201110007923 A CN201110007923 A CN 201110007923A CN 201110007923 A CN201110007923 A CN 201110007923A CN 102063794 B CN102063794 B CN 102063794B
- Authority
- CN
- China
- Prior art keywords
- occupation rate
- module
- downstream
- incident
- traffic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Traffic Control Systems (AREA)
Abstract
The invention discloses an urban expressway automatic even detecting and synergetic command dispatching system based on occupation ratio data, which comprises a traffic flow detecting unit, an automatic even detecting unit and a synergetic command dispatching unit, wherein the automatic even detecting unit is connected with the traffic flow detecting unit and is provided with an even research and judgment module; the even research and judgment module receives occupation ratio data transferred by the traffic flow detecting unit, compares the occupation ratio data with a threshold value after calculating the occupation ratio data and judges whether a traffic event happens or not; the synergetic command dispatching unit is connected with the automatic event detecting unit; and the synergetic command dispatching unit is connected with a lane commanding light on the expressway and controls a work indicating state of the lane commanding light. When the traffic event happens, the synergetic command dispatching unit sets the lane commanding light at the upstream of the accident into a no-passing state, and a vehicle positioned on the upstream lane of the accident scene can select other lanes to pass in time, thereby effectively preventing the traffic jam phenomenon caused by the traffic event.
Description
Technical field
The present invention relates to intelligent transportation control field, be specifically related to a kind of incident and detect automatically and collaborative command dispatching system based on city expressway motor vehicle flow and occupation rate data.
Background technology
Handle the technology that traffic events or incident are detected automatically based on video image, become a kind of important detection technique and received extensive attention both domestic and external.But using video sensor that city expressway traffic events or incident are detected ubiquitous problem automatically is the influence that the quality of the image that obtains through video camera receives several factors, and these factors comprise: 1. the angle that is provided with of video camera; 2. blocking each other between the vehicle; 3. illumination also can affect to the outward appearance of vehicle with the change of weather in time; 4. the influence that instantaneous variation produced of vehicle on position, direction, the vehicle that for example comes into view has different speed, and aspects such as the shape of vehicle, size, color all can change in the video that captures; 5. the body color of vehicle is subject to the influence of perimeter lights light color and the interference of background.In addition, be limited in scope because the Video Detection sensor is laid in city expressway, and can only detect the traffic events that in the video camera visual range, takes place, therefore can't satisfy Modern Traffic management requirement efficiently in time.
The defective that exists when adopting video sensor that traffic events or incident are detected automatically in order to solve; The ANOMALOUS VARIATIONS of highway section upstream and downstream flow and occupation rate was carried out the technology that automatic event detects when prior art disclosed according to generation traffic events or incident; Chinese patent document CN101540103A discloses a kind of traffic information collection and time disposal route and system thereof, and said disposal route is: the information of choosing is obtained the cycle; Obtain the end of term in week in each information, gather the traffic data in above-mentioned certain highway section in real time, wherein this traffic data comprises traffic occupation rate and speed; This traffic data of pre-service; This traffic data is carried out traffic behavior analysis and traffic events check and analysis, obtain the traffic state information and the traffic event information of corresponding road section.The traffic data of this method afford collection has been realized the workload of a large amount of artificial judgment has been saved in the automatic differentiation of road traffic state and traffic events and issue in time; Information is issued simple, intuitive and in time, can in time be relieved traffic congestion for the traffic administration personnel simultaneously, and the guiding driver selects best traffic route that real-time traffic information is provided.
Yet the defective that above-mentioned prior art still exists is; The traffic administration personnel also need certain hour from obtaining information to traffic is dredged; When accident takes place, can't dredge and control the vehicle that is positioned at the upper reaches, the scene of the accident immediately like this, cause the traffic jam at the upper reaches easily; Especially when accident occurs in the through street,, can cause occurring very serious traffic jam phenomenon if the vehicle of the fast road ramp porch at the upper reaches, the scene of the accident is not in time controlled.
Summary of the invention
When accident takes place, can't dredge and control the vehicle that is positioned at the upper reaches, the scene of the accident immediately like this in order to solve automatic checkout system of the prior art, cause the traffic jam at the upper reaches easily; Especially when accident occurs on the through street,, can cause very serious traffic jam phenomenon if the vehicle of the fast road ramp porch at the upper reaches, the scene of the accident is not in time controlled.The invention provides a kind of city expressway automatic event and detect and work in coordination with command dispatching system based on the occupation rate data.
The technical scheme that the city expressway automatic event based on the occupation rate data described in the present invention detected and worked in coordination with command dispatching system is following:
A kind of city expressway automatic event based on the occupation rate data detects and works in coordination with command dispatching system, comprising:
Be arranged on the magnitude of traffic flow detecting unit of a plurality of section parts of road, be used to detect the occupation rate on each track of each section part;
With the automatic event detecting unit that said magnitude of traffic flow detecting unit is connected, said automatic event detecting unit is provided with incident and studies and judges module, and said incident is studied and judged module memory and contained threshold value; Said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission; Said incident is studied and judged module and is calculated on each track, in per two adjacent sections; The difference of the difference of the absolute difference of upper reaches section and downstream section occupation rate, upstream and downstream section occupation rate and the ratio of upper reaches occupation rate, upstream and downstream section occupation rate is with the ratio of downstream occupation rate and compare with its corresponding threshold respectively, judges whether each highway section traffic events takes place;
Be connected with collaborative command scheduling unit with said automatic event detecting unit; Said collaborative command scheduling unit receives the result of determination that said incident is studied and judged module, and said collaborative command scheduling unit links to each other with track command lamp on the said through street and controls the work indicating status of said track command lamp according to the result of determination of said automatic event detecting unit.
Said collaborative command scheduling unit also links to each other with said fast road ramp porch signal lamp, controls the duty of said fast road ramp porch signal lamp.
Said automatic event detects and works in coordination with command dispatching system and also comprises a plurality of video monitor that are arranged on the said through street;
Said automatic event detecting unit also is provided with said incident and studies and judges the video callback events affirmation module that module is connected; Said video callback events confirms that module is connected respectively with a plurality of video monitor on the said through street, and said video callback events affirmation module is used to adjust back the monitoring picture of said video monitor.
Said collaborative command scheduling unit also comprises police strength command scheduling module, and said police strength command scheduling module is connected with the city traffic management department alarm and command system, after incident is confirmed, assigns the policeman nearest apart from the spot to connect and deals with emergencies and dangerous situations.
Said through street is provided with a plurality of variable information plates; Said variable information plate is studied and judged module with said incident and is connected; When said incident is studied and judged module and is confirmed to have traffic events to take place; Said incident is studied and judged module and is assigned instruction to the variable information plate that is positioned at the upper reaches, the site of the accident, through said variable information plate issue event information.
Said video callback events confirms that module is connected with said police strength command scheduling module.
What described automatic event detected and worked in coordination with command dispatching system detects and works in coordination with the method for command scheduling based on the city expressway automatic event of occupation rate data, and it comprises the steps:
(1) be arranged on the magnitude of traffic flow detecting unit of each section part of road, detect the occupation rate data on each track of each section part, and the incident that is sent to said automatic event detecting unit is studied and judged module;
(2) said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission, and the threshold value of calculating back and its storage inside according to the occupation rate data of per two adjacent sections on each track compares to judge whether each highway section traffic events takes place:
A. calculate on each track, in per two adjacent sections, the absolute difference of upper reaches section and downstream section occupation rate and absolute difference threshold ratio if the absolute difference of upstream and downstream section occupation rate surpasses said absolute difference threshold value, then continue step b;
B. further calculate said upstream and downstream section occupation rate difference and upper reaches occupation rate ratio and first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then continue step c;
C. the difference of further calculating occupation rate between the said upstream and downstream compares with the ratio and second proportion threshold value of downstream occupation rate, if the ratio of the difference of occupation rate and downstream occupation rate surpasses second proportion threshold value between the upstream and downstream, then continues steps d;
D. the difference of further calculating occupation rate between the said upstream and downstream and the ratio of upper reaches occupation rate and said first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then judging has accident to take place;
(3) studying and judging module when said incident judges when having traffic events to take place; Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the track command lamp that said collaborative command scheduling unit controls is positioned at the upper reaches, track, place, the site of the accident is no through traffic state.
In step (3); When said incident is studied and judged module and is confirmed to have traffic events to take place; Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the fast road ramp entry signal lamp that said collaborative command scheduling unit controls is positioned at the upper reaches, highway section of the site of the accident is a red light.
In step (3); Study and judge when said incident and to assign instruction to said video callback events when module judges that a certain highway section has traffic events to take place and confirm module; The said video pictures that the traffic events highway section possibly take place of said video callback events affirmation module readjustment is confirmed accident
If said video callback events is confirmed module and is confirmed to have traffic events to take place; Then said video callback events confirms that module is sent to said incident with result of determination and studies and judges module; Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the track command lamp that said collaborative command scheduling unit controls is positioned at the upper reaches in track, place, the site of the accident is no through traffic state;
If said video callback events is confirmed module and confirms not have traffic events to take place that then said incident is studied and judged module and no longer sent information to said collaborative command scheduling unit.
In step (3); Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit; Instruction is assigned to said police strength command scheduling module in said collaborative command scheduling unit, assigns the policeman nearest apart from the spot to connect and deals with emergencies and dangerous situations.
When said video callback events confirms that module can't be called the video information that the traffic events highway section possibly take place; Said video callback events affirmation module is sent instruction to said police strength command scheduling module, assigns the policeman arrival nearest apart from the spot that the traffic events highway section possibly take place and carries out the scene affirmation.
The invention has the advantages that:
(1) the city expressway automatic event based on the occupation rate data of the present invention detects and works in coordination with command dispatching system, comprises the magnitude of traffic flow detecting unit that is arranged on a plurality of section parts of road; The automatic event detecting unit that is connected with said magnitude of traffic flow detecting unit; Said automatic event detecting unit is provided with incident and studies and judges module; Said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission; After calculating, compare, judge whether each highway section traffic events takes place with threshold value; Be connected with collaborative command scheduling unit with said automatic event detecting unit; Said collaborative command scheduling unit receives the result of determination of said automatic event detecting unit, and said collaborative command scheduling unit links to each other with track command lamp on the said through street and controls the work indicating status of said track command lamp.When traffic events takes place; The track command lamp at the upper reaches, the scene of the accident, said collaborative command scheduling unit is set to that no through traffic state; Like this, the vehicle that is positioned on the track, the upper reaches, the scene of the accident can carry out the track conversion in advance in the place far away apart from the accident highway section, selects other track current; Effectively avoided vehicle to show, near the accident highway section time, just carried out the track conversion and the traffic jam phenomenon that causes because of not receiving accident in advance.
(2) the city expressway automatic event based on the occupation rate data of the present invention detects and works in coordination with command dispatching system; Said collaborative command scheduling unit also links to each other with said fast road ramp porch signal lamp; Control the duty of said fast road ramp porch signal lamp; When said automatic event detecting unit confirms to have traffic events to take place; Said automatic event detecting unit is sent to said collaborative command scheduling unit with the highway section and the lane information of the site of the accident; The fast road ramp entry signal lamp that said collaborative command scheduling unit controls is positioned at the upper reaches, highway section of the site of the accident is a red light; Originally want that the vehicle that fast road ramp inlet through the upper reaches, the site of the accident gets into the through street can select other ring road that is positioned at downstream, scene of the accident inlet to get into this moment, when having avoided traffic events to take place, because of ring road inlet in the upper reaches gets into the situation that vehicle causes traffic to worsen.
(3) the city expressway automatic event based on the occupation rate data of the present invention detects and works in coordination with command dispatching system, and said automatic event detects and works in coordination with command dispatching system and also comprises a plurality of video monitor that are arranged on the said through street; Said automatic event detecting unit also is provided with said incident and studies and judges the video callback events affirmation module that module is connected; Said video callback events confirms that module is connected respectively with a plurality of video monitor on the said through street; Said video callback events confirms that module is used to adjust back the monitoring picture of said video monitor; Through said monitored picture incident is confirmed, avoided said incident to study and judge the situation that erroneous judgement appears in module.
(4) the city expressway automatic event based on the occupation rate data of the present invention detects and works in coordination with command dispatching system; Said collaborative command scheduling unit also comprises with said incident studies and judges the police strength command scheduling module that module is connected; Said police strength command scheduling module is connected with the city traffic management department alarm and command system, after incident is confirmed, assigns the policeman nearest apart from the spot to connect and deals with emergencies and dangerous situations.Through said police strength command scheduling module is set, when traffic hazard takes place, can in time notify the policeman to reach the spot accident is handled.
(5) the city expressway automatic event based on the occupation rate data of the present invention detects and works in coordination with command dispatching system, and said video callback events confirms that module is connected with said police strength command scheduling module.Through this set mode; When said video monitor breaks down; Thereby when causing said video callback events to confirm that module can't obtain live view; Can in time notify the policeman to reach the spot and confirm, avoid causing situation about can not in time handle traffic events because of video monitor breaks down.
Description of drawings
For technical scheme of the present invention is described better, the present invention will combine following accompanying drawing that technique scheme is described in further detail.
Fig. 1 is the structural drawing that city expressway automatic event of the present invention detected and worked in coordination with command dispatching system;
Fig. 2 is the structural drawing that city expressway automatic event of the present invention detected and worked in coordination with the convertible mode of command dispatching system.
Embodiment
Embodiment 1
It is as shown in Figure 1 that the city expressway automatic event based on the occupation rate data described in the present embodiment detects and work in coordination with command dispatching system; Comprise: be arranged on the magnitude of traffic flow detecting unit of a plurality of section parts of road, be used to detect the occupation rate on each track of each section part; Said magnitude of traffic flow detecting unit selects to be set to coil checker in the present embodiment; Said detecting device is made up of with eight detector plates that are connected with said data processing plate bus a blocks of data disposable plates, and the hardware using Altera Cyclone Series FPGA EP1C6 of said detecting device is as processor; The said magnitude of traffic flow detecting unit that is arranged on different through streets section part is used for section vehicle flowrate and occupation rate are detected.
Be connected with the automatic event detecting unit with said magnitude of traffic flow detecting unit, said automatic event detecting unit is provided with incident and studies and judges module, and said incident is studied and judged module memory and contained threshold value; Said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission; Said incident is studied and judged module and is calculated on each track, in per two adjacent sections; The difference of the difference of the absolute difference of upper reaches section and downstream section occupation rate, upstream and downstream section occupation rate and the ratio of upper reaches occupation rate, upstream and downstream section occupation rate is with the ratio of downstream occupation rate and compare with its corresponding threshold respectively, judges whether each highway section traffic events takes place; Selection is provided with the industrial computer mainboard that said automatic event detecting unit is AMD LX700 433MHz CPU, is provided with and studies and judges module based on the incident of occupation rate data, has 1 gigabit network interface, and 2 plates carry the RS485 interface.Wherein, said gigabit network interface is connected through the network interface with said collaborative command scheduling unit, through Ethernet realization event testing result by the data transmission of communication front-end equipment to centre management equipment; Said plate carries the RS485 interface in order to realize being connected of the two with the coil data acquisition unit of different section, and the magnitude of traffic flow and the occupation rate data transmission that the coil data acquisition unit are collected different section are studied and judged module to said incident based on the occupation rate data.
Be connected with collaborative command scheduling unit with said automatic event detecting unit; Said collaborative command scheduling unit receives the result of determination of said automatic event detecting unit, and said collaborative command scheduling unit links to each other with track command lamp on the said through street and controls the work indicating status of said track command lamp according to the result of determination of said automatic event detecting unit.Said collaborative command scheduling unit is made up of server and machine box for server, and server adopts two CPU, and CPU frequency is greater than 3.6GHz; Buffer memory is supported EM64T greater than 2M, supports RAID; DDR2 internal memory, internal memory are greater than 8G, and its inner hard disk is no less than two; Every hard-disk capacity is greater than 1TB, and has the hot-plug redundant power supply, supports several operation systems such as Linux Windows and supports telemanagement; Said machine box for server adopts two back plate design of full redundancy; Network, SAN switch, administration module, power supply, fan are redundant configuration; Power supply, fan are all supported hot plug and are built in the cabinet; The light-path diagnosis of server, processor, internal memory, power supply, fan, Switching Module, administration module, hard disk and all kinds of expansion cards is provided, has multipart failure prediction property analysis ability such as hard disk, processor, fan and internal memory; The said machine box for server of said collaborative command scheduling unit is provided with external-connected port, and said external-connected port can carry out data transmission through Ethernet.
The course of work that the city expressway automatic event based on the occupation rate data described in the present embodiment detected and worked in coordination with command dispatching system is:
(1) be arranged on the magnitude of traffic flow detecting unit of each section part of road, detect the occupation rate data on each track of each section part, and the incident that is sent to said automatic event detecting unit is studied and judged module;
(2) said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission, and the threshold value of calculating back and its storage inside according to the occupation rate data of per two adjacent sections on each track compares to judge whether each highway section traffic events takes place:
A. calculate on each track, in per two adjacent sections, the absolute difference of upper reaches section and downstream section occupation rate and absolute difference threshold ratio if the absolute difference of upstream and downstream section occupation rate surpasses said absolute difference threshold value, then continue step b;
B. further calculate said upstream and downstream section occupation rate difference and upper reaches occupation rate ratio and first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then continue step c;
C. the difference of further calculating occupation rate between the said upstream and downstream compares with the ratio and second proportion threshold value of downstream occupation rate, if the ratio of the difference of occupation rate and downstream occupation rate surpasses second proportion threshold value between the upstream and downstream, then continues steps d;
D. the difference of further calculating occupation rate between the said upstream and downstream and the ratio of upper reaches occupation rate and said first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then judging has accident to take place;
(3) studying and judging module when said incident judges when having traffic events to take place; Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the track command lamp that said collaborative command scheduling unit controls control is positioned at the upper reaches, track, place, the site of the accident is no through traffic state.
Embodiment 2
It is as shown in Figure 2 that the city expressway automatic event based on the occupation rate data described in the present embodiment detects and work in coordination with command dispatching system; Compare with embodiment 1; Difference with; Collaborative command scheduling unit described in the present embodiment also links to each other with said fast road ramp porch signal lamp, controls the duty of said fast road ramp porch signal lamp.
In addition, automatic event described in the present embodiment detects and works in coordination with command dispatching system and also comprises a plurality of video monitor that are arranged on the said through street;
Said automatic event detecting unit also is provided with said incident and studies and judges the video callback events affirmation module that module is connected; Said video callback events confirms that module is connected respectively with a plurality of video monitor on the said through street, and said video callback events affirmation module is used to adjust back the monitoring picture of said video monitor.
Said collaborative command scheduling unit also comprises police strength command scheduling module, and said police strength command scheduling module is connected with the city traffic management department alarm and command system, after incident is confirmed, assigns the policeman nearest apart from the spot to connect and deals with emergencies and dangerous situations.
Said through street is provided with a plurality of variable information plates; Said variable information plate is studied and judged module with said incident and is connected; When said incident is studied and judged module and is confirmed to have traffic events to take place; Said incident is studied and judged module and is assigned instruction to the variable information plate that is positioned at the upper reaches, the site of the accident, through said variable information plate issue event information.
Present embodiment also is provided with said video callback events and confirms that module is connected with said police strength command scheduling module.
The course of work that the city expressway automatic event based on the occupation rate data described in the present embodiment detected and worked in coordination with command dispatching system is:
(1) be arranged on the magnitude of traffic flow detecting unit of each section part of road, detect the occupation rate data on each track of each section part, and the incident that is sent to said automatic event detecting unit is studied and judged module;
(2) said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission, and the threshold value of calculating back and its storage inside according to the occupation rate data of per two adjacent sections on each track compares to judge whether each highway section traffic events takes place:
A. calculate on each track, in per two adjacent sections, the absolute difference of upper reaches section and downstream section occupation rate and absolute difference threshold ratio if the absolute difference of upstream and downstream section occupation rate surpasses said absolute difference threshold value, then continue step b;
B. further calculate said upstream and downstream section occupation rate difference and upper reaches occupation rate ratio and first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then continue step c;
C. the difference of further calculating occupation rate between the said upstream and downstream compares with the ratio and second proportion threshold value of downstream occupation rate, if the ratio of the difference of occupation rate and downstream occupation rate surpasses second proportion threshold value between the upstream and downstream, then continues steps d;
D. the difference of further calculating occupation rate between the said upstream and downstream and the ratio of upper reaches occupation rate and said first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then judging has accident to take place;
(3) study and judge when said incident and assign instruction to said video callback events when module judges that a certain highway section has traffic events to take place and confirm module; The said video pictures that the traffic events highway section possibly take place of said video callback events affirmation module readjustment is confirmed accident
If said video callback events is confirmed module and is confirmed to have traffic events to take place; Then said video callback events confirms that module is sent to said incident with result of determination and studies and judges module; Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the track command lamp that said collaborative command scheduling unit controls is positioned at the upper reaches in track, place, the site of the accident is no through traffic state; Simultaneously, instruction is assigned to said police strength command scheduling module in said collaborative command scheduling unit, assigns the policeman nearest apart from the spot to connect and deals with emergencies and dangerous situations; Said incident is studied and judged module and is also assigned instruction to the variable information plate that is positioned at the upper reaches, the site of the accident, through said variable information plate issue event information;
If said video callback events is confirmed module and confirms not have traffic events to take place that then said incident is studied and judged module and no longer sent information to said collaborative command scheduling unit.
When said video callback events confirms that module can't be called the video information that the traffic events highway section possibly take place; Said video callback events affirmation module is sent instruction to said police strength command scheduling module, assigns the policeman arrival nearest apart from the spot that the traffic events highway section possibly take place and carries out the scene affirmation.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give to all embodiments exhaustive, and the conspicuous variation of being extended out thus or the change still be among the protection domain of the invention.
Claims (10)
1. one kind is detected based on the city expressway automatic event of occupation rate data and works in coordination with command dispatching system, comprising:
Be arranged on the magnitude of traffic flow detecting unit of a plurality of section parts of road, be used to detect the occupation rate on each track of each section part;
With the automatic event detecting unit that said magnitude of traffic flow detecting unit is connected, said automatic event detecting unit is provided with incident and studies and judges module, and said incident is studied and judged module memory and contained threshold value; Said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission; Said incident is studied and judged module and is calculated on each track, in per two adjacent sections; The difference of the difference of the absolute difference of upper reaches section and downstream section occupation rate, upstream and downstream section occupation rate and the ratio of upper reaches occupation rate, upstream and downstream section occupation rate is with the ratio of downstream occupation rate and compare with its corresponding threshold respectively, judges whether each highway section traffic events takes place:
A. calculate on each track, in per two adjacent sections, the absolute difference of upper reaches section and downstream section occupation rate and absolute difference threshold ratio if the absolute difference of upstream and downstream section occupation rate surpasses said absolute difference threshold value, then continue step b;
B. further calculate said upstream and downstream section occupation rate difference and upper reaches occupation rate ratio and first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then continue step c;
C. the difference of further calculating occupation rate between the said upstream and downstream compares with the ratio and second proportion threshold value of downstream occupation rate, if the ratio of the difference of occupation rate and downstream occupation rate surpasses second proportion threshold value between the upstream and downstream, then continues steps d;
D. the difference of further calculating occupation rate between the said upstream and downstream and the ratio of upper reaches occupation rate and said first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then judging has accident to take place;
It is characterized in that,
Be connected with collaborative command scheduling unit with said automatic event detecting unit; Said collaborative command scheduling unit receives the result of determination that said incident is studied and judged module, and said collaborative command scheduling unit links to each other with track command lamp on the said through street and controls the work indicating status of said track command lamp according to the result of determination of said automatic event detecting unit.
2. the city expressway automatic event based on the occupation rate data according to claim 1 detects and works in coordination with command dispatching system; It is characterized in that; Said collaborative command scheduling unit also links to each other with said fast road ramp porch signal lamp, controls the duty of said fast road ramp porch signal lamp.
3. the city expressway automatic event based on the occupation rate data according to claim 1 and 2 detects and works in coordination with command dispatching system; It is characterized in that said automatic event detects and works in coordination with command dispatching system and also comprises a plurality of video monitor that are arranged on the said through street;
Said automatic event detecting unit also is provided with said incident and studies and judges the video callback events affirmation module that module is connected; Said video callback events confirms that module is connected respectively with a plurality of video monitor on the said through street, and said video callback events affirmation module is used to adjust back the monitoring picture of said video monitor.
4. the city expressway automatic event based on the occupation rate data according to claim 3 detects and works in coordination with command dispatching system; It is characterized in that; Said collaborative command scheduling unit also comprises police strength command scheduling module; Said police strength command scheduling module is connected with the city traffic management department alarm and command system, after incident is confirmed, assigns the policeman nearest apart from the spot to connect and deals with emergencies and dangerous situations.
5. the city expressway automatic event based on the occupation rate data according to claim 4 detects and works in coordination with command dispatching system, it is characterized in that, said video callback events confirms that module is connected with said police strength command scheduling module.
6. what be used for that the arbitrary described automatic event of claim 1-5 detects and work in coordination with command dispatching system detects and works in coordination with the method for command scheduling based on the city expressway automatic event of occupation rate data, and it comprises the steps:
(1) be arranged on the magnitude of traffic flow detecting unit of each section part of road, detect the occupation rate data on each track of each section part, and the incident that is sent to said automatic event detecting unit is studied and judged module;
(2) said incident is studied and judged the occupation rate data that module receives each section of said magnitude of traffic flow detecting unit transmission, and the threshold value of calculating back and its storage inside according to the occupation rate data of per two adjacent sections on each track compares to judge whether each highway section traffic events takes place:
A. calculate on each track, in per two adjacent sections, the absolute difference of upper reaches section and downstream section occupation rate and absolute difference threshold ratio if the absolute difference of upstream and downstream section occupation rate surpasses said absolute difference threshold value, then continue step b;
B. further calculate said upstream and downstream section occupation rate difference and upper reaches occupation rate ratio and first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then continue step c;
C. the difference of further calculating occupation rate between the said upstream and downstream compares with the ratio and second proportion threshold value of downstream occupation rate, if the ratio of the difference of occupation rate and downstream occupation rate surpasses second proportion threshold value between the upstream and downstream, then continues steps d;
D. the difference of further calculating occupation rate between the said upstream and downstream and the ratio of upper reaches occupation rate and said first proportion threshold value relatively, if the ratio of the difference of occupation rate and upper reaches occupation rate surpasses said first proportion threshold value between the upstream and downstream, then judging has accident to take place;
(3) studying and judging module when said incident judges when having traffic events to take place; Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the track command lamp that said collaborative command scheduling unit controls is positioned at the upper reaches, track, place, the site of the accident is no through traffic state.
7. the method that detects and work in coordination with command scheduling based on the city expressway automatic event of occupation rate data according to claim 6; It is characterized in that; In step (3); When said incident was studied and judged module and confirmed to have traffic events to take place, said incident was studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the fast road ramp entry signal lamp that said collaborative command scheduling unit controls is positioned at the upper reaches, highway section of the site of the accident is a red light.
8. the method that detects and work in coordination with command scheduling based on the city expressway automatic event of occupation rate data according to claim 6; It is characterized in that; In step (3); Study and judge when said incident and to assign instruction to said video callback events when module judges that a certain highway section has traffic events to take place and confirm module
The video pictures that the traffic events highway section possibly take place said video callback events affirmation module readjustment is confirmed accident,
If said video callback events is confirmed module and is confirmed to have traffic events to take place; Then said video callback events confirms that module is sent to said incident with result of determination and studies and judges module; Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and the track command lamp that said collaborative command scheduling unit controls is positioned at the upper reaches in track, place, the site of the accident is no through traffic state;
If said video callback events is confirmed module and confirms not have traffic events to take place that then said incident is studied and judged module and no longer sent information to said collaborative command scheduling unit.
9. according to claim 7 or the 8 described methods that detect and work in coordination with command scheduling based on the city expressway automatic event of occupation rate data; It is characterized in that; In step (3); Said incident is studied and judged module the highway section and the lane information of the site of the accident is sent to said collaborative command scheduling unit, and instruction is assigned to said police strength command scheduling module in said collaborative command scheduling unit, assigns the policeman nearest apart from the spot to connect and deals with emergencies and dangerous situations.
10. the method that detects and work in coordination with command scheduling based on the city expressway automatic event of occupation rate data according to claim 9; It is characterized in that; When said video callback events confirms that module can't be called the video information that the traffic events highway section possibly take place; Said video callback events affirmation module is sent instruction to said police strength command scheduling module, assigns the policeman arrival nearest apart from the spot that the traffic events highway section possibly take place and carries out the scene affirmation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110007923A CN102063794B (en) | 2011-01-14 | 2011-01-14 | Urban expressway automatic even detecting and synergetic command dispatching system based on occupation ratio data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110007923A CN102063794B (en) | 2011-01-14 | 2011-01-14 | Urban expressway automatic even detecting and synergetic command dispatching system based on occupation ratio data |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102063794A CN102063794A (en) | 2011-05-18 |
| CN102063794B true CN102063794B (en) | 2012-09-26 |
Family
ID=43999059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110007923A Expired - Fee Related CN102063794B (en) | 2011-01-14 | 2011-01-14 | Urban expressway automatic even detecting and synergetic command dispatching system based on occupation ratio data |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102063794B (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012018212A1 (en) * | 2012-09-14 | 2014-03-20 | Audi Ag | Recording traffic and accident data at traffic junctions |
| CN103700250B (en) * | 2012-09-28 | 2016-05-04 | 姜廷顺 | Public security traffic accident immediate processing method and system |
| CN103730000B (en) * | 2012-10-12 | 2016-01-20 | 姜廷顺 | The method and system of automatic record accident reaction velocity |
| CN103794043B (en) * | 2012-11-02 | 2016-03-02 | 姜廷顺 | Public security traffic accident is received a crime report auto-allocation method and system |
| CN103021176B (en) * | 2012-11-29 | 2014-06-11 | 浙江大学 | Discriminating method based on section detector for urban traffic state |
| CN103247176A (en) * | 2013-05-17 | 2013-08-14 | 泽一信息科技（上海）有限公司 | Expert-system-based AID (Automated Incident Detection) system of road traffic |
| CN104464295B (en) * | 2014-12-17 | 2016-09-28 | 合肥革绿信息科技有限公司 | A kind of overhead Entrance ramp intelligence restricted driving method based on video |
| CN105225500B (en) * | 2015-08-20 | 2018-04-03 | 青岛海信网络科技股份有限公司 | A kind of traffic control aid decision-making method and device |
| CN106056936B (en) | 2016-06-17 | 2019-01-01 | 京东方科技集团股份有限公司 | A kind of method of adjustment of traveling lane, apparatus and system |
| CN106991835A (en) * | 2017-05-27 | 2017-07-28 | 深圳市乃斯网络科技有限公司 | The distribution method and system in traffic congestion track |
| WO2018218406A1 (en) * | 2017-05-27 | 2018-12-06 | 深圳市乃斯网络科技有限公司 | Method and system for allocating lane in traffic jam |
| CN107730890B (en) * | 2017-11-09 | 2021-04-20 | 一石数字技术成都有限公司 | Intelligent transportation method based on traffic flow speed prediction in real-time scene |
| CN109255955B (en) * | 2018-10-22 | 2020-10-09 | 北京航空航天大学 | Highway accident monitoring method and system based on foundation and empty foundation cooperative sensing |
| CN111383448A (en) * | 2018-12-29 | 2020-07-07 | 阿里巴巴集团控股有限公司 | Traffic information processing method and device based on road section |
| CN112017424A (en) * | 2019-05-31 | 2020-12-01 | 阿里巴巴集团控股有限公司 | Method and device for closed highway traffic emergency management and control |
| CN111882893A (en) * | 2020-06-24 | 2020-11-03 | 北京金茂绿建科技有限公司 | Vehicle grooming method, system and device |
| CN115662145B (en) * | 2022-12-26 | 2023-03-10 | 广东汇通信息科技股份有限公司 | Emergency shunting method for vehicles on accident road section based on big data |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2878080A1 (en) * | 2004-11-18 | 2006-05-19 | Ct D Etudes Tech De L Equipeme | Communication system e.g. road safety increasing and traffic control devices, for e.g. accident/incident alarm, has assembly placed in vehicle and entering in bi-directional communication via electromagnetic loop with assembly in pavement |
| DE102007028302A1 (en) * | 2007-06-20 | 2007-12-13 | Daimlerchrysler Ag | Motor vehicle telematic system, has mechanism for sending or receiving position data, which directly determines navigation system in specific time period to or from system, where user makes mobile radio connection with system |
| CN101408422A (en) * | 2008-10-16 | 2009-04-15 | 浙江工业大学 | Traffic accident on-site mapper based on binocular tridimensional all-directional vision |
| CN201262784Y (en) * | 2008-09-28 | 2009-06-24 | 华南理工大学 | Detection and evaluation system for urban signal control road junction traffic status based on data characteristics |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7221287B2 (en) * | 2002-03-05 | 2007-05-22 | Triangle Software Llc | Three-dimensional traffic report |
-
2011
- 2011-01-14 CN CN201110007923A patent/CN102063794B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2878080A1 (en) * | 2004-11-18 | 2006-05-19 | Ct D Etudes Tech De L Equipeme | Communication system e.g. road safety increasing and traffic control devices, for e.g. accident/incident alarm, has assembly placed in vehicle and entering in bi-directional communication via electromagnetic loop with assembly in pavement |
| DE102007028302A1 (en) * | 2007-06-20 | 2007-12-13 | Daimlerchrysler Ag | Motor vehicle telematic system, has mechanism for sending or receiving position data, which directly determines navigation system in specific time period to or from system, where user makes mobile radio connection with system |
| CN201262784Y (en) * | 2008-09-28 | 2009-06-24 | 华南理工大学 | Detection and evaluation system for urban signal control road junction traffic status based on data characteristics |
| CN101408422A (en) * | 2008-10-16 | 2009-04-15 | 浙江工业大学 | Traffic accident on-site mapper based on binocular tridimensional all-directional vision |
Non-Patent Citations (3)
| Title |
|---|
| 朱弘戈 等.面向公安交通管理的城市快速路控制策略与应用.《中国人民公安大学学报》.2010,(第4期),第32-36页. * |
| 蔡晓禹 等.城市快速路自动事故检测方法.《物流工程与管理》.2009,第31卷(第8期),第147-149页. * |
| 袁文平 等.上海城市快速路交通监控***架构及模型.《同济大学学报（自然科学版）》.2007,第35卷(第3期),第330-335页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102063794A (en) | 2011-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102063794B (en) | Urban expressway automatic even detecting and synergetic command dispatching system based on occupation ratio data | |
| CN201535951U (en) | Intelligent traffic integrated video monitoring system | |
| CN101714299B (en) | System and method for rapidly giving alarm on signal lamp intersection jam by utilizing video event detection | |
| CN102129779B (en) | Monitoring system of safety and efficiency of traffic signal of intersection | |
| CN109191911A (en) | A kind of tunnel road conditions early warning system, method and computer readable storage medium | |
| CN102945603B (en) | Method for detecting traffic event and electronic police device | |
| CN101692310A (en) | Comprehensive video monitoring system of intelligent traffic | |
| CN201845435U (en) | Video-based vehicle red-light-running monitoring device | |
| CN202042052U (en) | Intelligent video event detecting system | |
| CN202268073U (en) | Road and road block intelligent safety prevention monitoring commanding system | |
| CN102142193A (en) | Automatic detection system and method for illegal traffic behaviors | |
| CN103985255B (en) | Radar tracking technology is utilized precisely to judge the system and method for runway exception parking | |
| CN101707005B (en) | Rapidly alarming system to signal light crossing congestion by video detection and operation method thereof | |
| CN102063780A (en) | Highway guardrail impact positioning and alarming system and method based on Internet of things technology | |
| CN201247533Y (en) | Multifunctional road traffic signal control machine | |
| CN112562407B (en) | ODD state prejudging method and device and autonomous passenger-riding parking system | |
| CN101835032A (en) | Multi-camera crowd-gathered message statistic device and method | |
| CN102129775A (en) | Method and system for obtaining evidence by capturing vehicles at traffic crossing under panoramic video detection | |
| CN203055162U (en) | Electronic police system | |
| CN104282158A (en) | Intelligent control method and system for traffic lights | |
| CN102493845A (en) | Monitoring and prewarning system for urban rail transit operating tunnel based on GIS (Geographic Information System) | |
| CN103886753A (en) | System and method for quickly confirming reasons for abnormal parking at signal lamp control intersection | |
| CN103886751A (en) | System and method for finding out road accident rapidly | |
| CN204946368U (en) | Pass through caution system at crossing | |
| CN202584426U (en) | Intelligent traffic comprehensive supervision system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20150114 |
|
| EXPY | Termination of patent right or utility model |