CN106530771A - Highway active luminous contour mark traffic induction apparatus and method thereof - Google Patents
Highway active luminous contour mark traffic induction apparatus and method thereof Download PDFInfo
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- CN106530771A CN106530771A CN201710005237.2A CN201710005237A CN106530771A CN 106530771 A CN106530771 A CN 106530771A CN 201710005237 A CN201710005237 A CN 201710005237A CN 106530771 A CN106530771 A CN 106530771A
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- 230000005389 magnetism Effects 0.000 abstract description 30
- 238000001514 detection method Methods 0.000 abstract description 9
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- 230000001965 increasing effect Effects 0.000 abstract description 4
- 238000004020 luminiscence type Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 9
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Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
-
- 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
-
- 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
- G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors
-
- 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
An embodiment of the invention discloses a highway active luminous contour mark traffic induction apparatus and a method thereof. The apparatus comprises a terrestrial magnetism sensor group, a plurality of active luminous contour marks, a data processing terminal and a contour mark gateway node. The terrestrial magnetism sensor group comprises a first terrestrial magnetism sensor and a second terrestrial magnetism sensor. The data processing terminal is arranged in a middle section of a vehicle driving induction area. The data processing terminal and each terrestrial magnetism sensor group are connected in a wired communication mode. The data processing terminal and the contour mark gateway node are connected in the wired communication mode. The active luminous contour marks and the data processing terminal are connected in a wireless communication mode through the contour mark gateway node and are mutually and wirelessly communicated and connected. An LED luminescent device is added on a traditional retro-reflection contour mark so as to cooperate with the terrestrial magnetism sensor group so that a traffic induction opportunity can be accurately determined; and timely through a mode of combining active luminescence and passive reflection, safe induction and jam detection to areas where accidents are easy to generate and traffic environments are bad are realized so that a traffic induction effect is effectively increased.
Description
Technical field
The present invention relates to traffic guidance technical field, the delineator traffic that actively lights of more particularly to a kind of highway is lured
Lead device and method.
Background technology
Traffic safety facilities is acted on to ensure driving and pedestrains safety, aesthetic road landscape, giving full play to road,
The general name of the facilities such as guardrail, identifier marking set by roadside.With new technology, the continuous development of new material, set safely
The kind applied, performance are also constantly progressive therewith, and its observability, durability and visibility are improved constantly.Delineator is a kind of along high
The safe inducing installation that fast highway road main line direction is arranged, for showing road boundary profile, guiding vehicle safe driving.Root
According to the difference of mounting means, delineator can be divided into adhesion type and free-standing two class.
In highway and Class I highway, Vehicle Speed is higher, and in front of highway, linear instruction is extremely important.Vehicle
During night running, visual range is too short, largely reduces the safety of driving.Reflex reflection wheel general at present
Wide mark, using reflective membrane is arranged in delineator, reaches warning purpose by irradiating the reflex reflection of light to driving vehicle.It is converse
The glistening intensity of delineator only about 300-400mcd is penetrated, it is in the case of the non-Kaiyuan City's light car light of driver or dark light, difficult
To reach optimal reflecting effect.Further, since easily occurring the feelings that aging, reflection function declines after reflectance coating life-time service
Condition, also reduces the guiding function of delineator to a certain extent.Especially in misty rain weather or the less turning position of route curvature
Put, the glistening intensity of reflex reflection delineator is lower, it is difficult to meet explanation demand of the driver to route trend, increased at night
Or the potential safety hazard of overcast and rainy traveling.Therefore, how effectively and reliably to carry out traffic guidance is that those skilled in the art need solution badly
Technical problem certainly.
The content of the invention
Actively light delineator traffic guidance device and method there is provided a kind of highway in the embodiment of the present invention, to solve
The problem of traffic guidance effect difference certainly of the prior art.
In order to solve above-mentioned technical problem, the embodiment of the invention discloses following technical scheme：
Embodiments provide a kind of highway actively to light delineator traffic guidance device, the device includes setting
Put the geomagnetic sensor group on each track, be arranged on vehicle traveling induced regions both sides multiple delineators that actively light,
Data processing terminal and delineator gateway node, wherein：
The geomagnetic sensor group includes the first geomagnetic sensor and the second geomagnetic sensor, and the first geomagnetic sensor sets
The entry position for travelling induced regions in vehicle is put, the second geomagnetic sensor is arranged on the outlet position that vehicle travels induced regions
Put；
The data processing terminal is arranged on the stage casing that vehicle travels induced regions；The data processing terminal and each ground
The equal wire communication connection of the first geomagnetic sensor and the second geomagnetic sensor in Magnetic Sensor group；The data processing terminal with
The wire communication of delineator gateway node connects；
The delineator that actively lights by the delineator gateway node and data processing terminal wireless communication connection, and
The adjacent wireless communication connection between delineator that actively lights.
Alternatively, first geomagnetic sensor, the profile that actively lights are marked with and the second geomagnetic sensor is along direction of traffic
Set gradually, and first geomagnetic sensor is actively lighted between delineator recently with corresponding, and second earth magnetism
Sensor is actively lighted between delineator recently with corresponding, there is the first spacing；First spacing is according to traveling speed
Degree, response time and the calculated distance of resistance coefficient.
Alternatively, the data processing terminal includes optical sensor, Temperature Humidity Sensor and visibility sensor.
Alternatively, the profile target radio transmitted power that actively lights be according to actively light delineator radio broadcasting away from
From, the mid frequency of radio frequency signal and the calculated power of receiving sensitivity.
Alternatively, the delineator that actively lights includes that the left side distinguished according to installation site actively lights delineator and the right side
Side actively lights profile device for mark, wherein：
Delineator that the left side actively lights delineator and right side actively lights includes that LED and reflex reflection are reflective
Film；The LED is arranged at the periphery of the reflex reflection reflective membrane；
Actively light delineator periphery uniform intervals of the right side lay the equal white LED luminary device of a number of turns amount and yellow
LED, and white LED luminary device and yellow led luminescent device independently control；
The left side actively lights, and uniformly yellow led luminescent device is enclosed in laying one for delineator periphery, and quantity is equal to right side
The yellow led luminescent device quantity actively lighted in delineator.
Alternatively, when the track in vehicle traveling induced regions is curved lanes, first geomagnetic sensor is arranged
In near the outer peripheral position of the curved lanes, second geomagnetic sensor is disposed in proximity to the interior of the curved lanes
The position at edge.
The embodiment of the present invention additionally provides a kind of highway and actively lights delineator traffic induction method, the method bag
Include：
Calculating vehicle travels the traffic flow data information of induced regions, and the traffic flow data information at least includes vehicle row
Sail the vehicle number in induced regions；
The environmental information that vehicle travels induced regions is obtained, the environmental information is at least gathered including visibility sensor
To visibility value, the illumination intensity value that collects of the warm and humid angle value that collects of Temperature Humidity Sensor and optical sensor；
According to the traffic flow data information and environmental information, judge whether that the control delineator that actively lights is luminous；
If it is, send that to the delineator that actively lights in multiple circulation-induceds interval order is performed, it is described to perform order
At least carry inverse in the interval corresponding induction starting profile device for mark identification number of each circulation-induced and circulation-induced interval
To flowing water cycle period；Order is performed according to described, the profile that actively lights controlled in each circulation-induced interval is marked with inversely
Flowing water cycle period is luminous against direction of traffic flowing water；
If not, control actively lights, delineator is standby.
Alternatively, the calculating vehicle travels the traffic flow data information of induced regions, including：
Initialization traffic flow data information；
According to the identification number of the first geomagnetic sensor of vehicle triggering, induced regions identification number is determined；
When the trigger of first geomagnetic sensor is received, increase the corresponding car of the induced regions identification number
Number；
When the trigger of the second geomagnetic sensor is received, the corresponding vehicle of the induced regions identification number is reduced
Number.
Alternatively, according to the traffic flow data information and environmental information, judge whether to control the delineator that actively lights
Light, including：
According to the priority orders of visibility value, warm and humid angle value and illumination intensity value, judge whether corresponding numerical value is less than
Corresponding predetermined threshold value；
If it is, when the vehicle number in vehicle traveling induced regions is more than or equal to 1, it is determined that needing control actively to light
Delineator lights.
Alternatively, the method also includes：
Vehicle number in induced regions, and vehicle traveling induced regions pair are travelled according to vehicle in traffic flow data information
The spacing of the geomagnetic sensor group answered, calculates the actual vehicular gap in the vehicle traveling induced regions；
When the actual vehicular gap is less than the first critical spacing, convention traffic congestion information is produced；
When the actual vehicular gap is less than the second critical spacing, emergency traffic congestion information is produced；Wherein, second faces
Boundary's spacing is less than the first critical spacing；
The convention traffic congestion information or the emergency traffic congestion information are sent to remote control center.
From above technical scheme, highway provided in an embodiment of the present invention actively light delineator traffic guidance dress
Put and method, including the geomagnetic sensor group being arranged on each track, be arranged on the multiple of vehicle traveling induced regions both sides
Actively light delineator, data processing terminal and delineator gateway node；Wherein, the geomagnetic sensor group includes the first ground
Magnetic Sensor and the second geomagnetic sensor, and the first geomagnetic sensor is arranged on the entry position that vehicle travels induced regions, the
Two geomagnetic sensors are arranged on the exit position that vehicle travels induced regions；The data processing terminal and delineator gateway node
It is arranged at the stage casing that vehicle travels induced regions；The first earth magnetism in the data processing terminal and each geomagnetic sensor group
Sensor and the equal wire communication connection of the second geomagnetic sensor；The data processing terminal and delineator gateway node wire communication
Connection；The delineator that actively lights is by the delineator gateway node and data processing terminal wireless communication connection, and phase
The adjacent wireless communication connection between delineator that actively lights.By increasing LED in traditional reflex reflection delineator, match somebody with somebody
Geomagnetic sensor group is closed, the opportunity of traffic guidance can be accurately judged, and by actively when needing to carry out traffic guidance
It is luminous with passively reflect the mode that combines, realize easily sending out accident, the safety of traffic environment vehicle badly etc. in region is lured
Lead and detect with congestion, effectively improve traffic guidance effect；And, the device external interference resistance is strong, and equipment is simple, cost
Low, detection is accurate, it is easy to system maintenance, reduces the complexity of data processing, improves Vehicle Detection speed, can be to traffic
Management play a part of auxiliary, realize the Quick Acquisition of traffic information and accurately monitoring.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is that a kind of highway provided in an embodiment of the present invention actively lights the applied field of delineator traffic guidance device
Scape schematic diagram；
Fig. 2 is that a kind of actively the light structure of delineator traffic guidance device of highway provided in an embodiment of the present invention is shown
It is intended to；
Fig. 3 is a kind of structural representation of data processing terminal provided in an embodiment of the present invention；
Fig. 4 is a kind of profile target structural representation that actively lights provided in an embodiment of the present invention；
Fig. 5 is a kind of structural representation of delineator gateway node provided in an embodiment of the present invention；
Fig. 6 is that a kind of actively the light flow process of delineator traffic induction method of highway provided in an embodiment of the present invention is shown
It is intended to；
Fig. 7 is a kind of schematic flow sheet of traffic flow data information statistical method provided in an embodiment of the present invention；
Fig. 8 is a kind of schematic flow sheet of the luminous determination methods of delineator that actively lights provided in an embodiment of the present invention；
Fig. 9 is that another kind of highway provided in an embodiment of the present invention actively lights the flow process of delineator traffic induction method
Schematic diagram；
Figure 10 is that a kind of wagon flow provided in an embodiment of the present invention counts broken line graph；
Figure 11 is a kind of congestion scene simulation schematic diagram provided in an embodiment of the present invention；
The symbol of Fig. 1 to 5 is expressed as：
1- geomagnetic sensor groups, the first geomagnetic sensors of 11-, the second geomagnetic sensors of 12-, 110- earth induction modules,
111- earth magnetism sensing relay modules, 112- earth magnetism sensing sending module, 2- actively light delineator, 211- delineator bodies,
The second data processors of 212-, 213-LED luminescent devices, the first radio receiving transmitting modules of 214-, 215- the second solar panels modules,
The second lithium batteries of 216-, the second self-lock switchs of 217-, 3- data processing terminals, the first data processors of 311-, 312- first
RS232 bus modules, the first RS485 bus modules of 313-, 314- the first solar panels modules, the first lithium batteries of 315-, 316-
Optical sensor, 317- Temperature Humidity Sensors, 318- visibility sensors, 319- timer module, the first self-lock switchs of 320-,
4- delineator gateway nodes, the 3rd data processors of 411-, the 2nd RS232 bus modules of 412-, 413- the second wireless receiving and dispatching moulds
Block, the 3rd solar panels modules of 414-, the 3rd lithium batteries of 415-, the 3rd self-lock switchs of 416-.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with of the invention real
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described enforcement
Example is only a part of embodiment of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, this area is common
The every other embodiment obtained under the premise of creative work is not made by technical staff, should all belong to protection of the present invention
Scope.
In embodiments of the present invention, highway active light-emitting wheel is discussed in detail by taking the application scenarios of two-way two-way traffic as an example
The structure of wide mark traffic guidance device, certainly, it should be noted that highway active light-emitting wheel provided in an embodiment of the present invention
Wide mark traffic guidance device can also be applied to the roads such as two-way four-lane, two-way six-lane or unidirectional track.
Referring to Fig. 1, it is that a kind of highway provided in an embodiment of the present invention actively lights delineator traffic guidance device
Application scenarios schematic diagram, as shown in figure 1, the device includes the geomagnetic sensor group 1 being arranged on each track, is arranged on vehicle
Multiple delineators 2 that actively light of traveling induced regions both sides, data processing terminal 3 and delineator gateway node 4.
Wherein, the geomagnetic sensor group 1 includes the first geomagnetic sensor 11 and the second geomagnetic sensor 12.Take the first ground
Magnetic Sensor 11 and 12 position of the second geomagnetic sensor do road vertical line respectively, by two vertical lines, highway main line one
Side travels induced regions with the one-way traffic region of median strip composition as single width vehicle, and highway induced regions are by
Central median is divided into and up is travelled induced regions with descending two width vehicle.
The data processing terminal 3 is arranged on the stage casing that vehicle travels induced regions, as shown in figure 1, the data processing
Terminal 3 is arranged in the median strip of highway, and travels the stage casing of induced regions, so up vehicle row positioned at vehicle
The geomagnetic sensor group 1 and the delineator 2 that actively lights sailed in induced regions and descending vehicle traveling induced regions can share institute
State data processing terminal 3.The first geomagnetic sensor 11 in the data processing terminal 3 and each geomagnetic sensor group 1 and the
Two geomagnetic sensors, 12 equal wire communication connection.In embodiments of the present invention, the data processing terminal 3 can for host computer,
The computer equipment such as server and computer.
The delineator gateway node 4 is similarly disposed at the stage casing that vehicle travels induced regions, so up vehicle traveling
Geomagnetic sensor group 1 and the delineator 2 that actively lights in induced regions and descending vehicle traveling induced regions can share described
Delineator gateway node 4 is communicated with the data processing terminal 3.The delineator gateway node 4 and the data processing terminal 3
Wire communication connects.The delineator gateway node 4 can be understood as configuring the router of various wireless and wire communication modules
Deng.
The delineator 2 that actively lights is connected with 3 radio communication of data processing terminal by the delineator gateway node 4
Connect, and the adjacent wireless communication connection between delineator 2 that actively lights.
Referring to Fig. 2, it is that a kind of highway provided in an embodiment of the present invention actively lights delineator traffic guidance device
Structural representation, as shown in Fig. 2 the first geomagnetic sensor 11 and the second geomagnetic sensor 12 in each geomagnetic sensor group 1
Structure all same, specifically, the first geomagnetic sensor 11 and the second geomagnetic sensor 12 include earth induction module 110,
Earth magnetism sensing relay module 111 and earth magnetism sensing sending module 112.Wherein, earth induction module 110, earth magnetism sensing relay mould
Cascaded by short-distance wireless communication mode between block 111 and earth magnetism sensing sending module 112, earth magnetism sensing sending module 112
Data processing terminal 3 is connected to by RS485 buses.Earth magnetism sense between sending module 112 and data processing terminal 3 road direction away from
From the transmission range that should be less than RS485 buses.First geomagnetic sensor 11 is arranged on the entrance that the vehicle travels induced regions
Position, the second geomagnetic sensor 12 are arranged on the exit position that the vehicle travels induced regions.Specifically, the first earth magnetism sensing
The earth induction module 110 of device 11 arranges the centre in track and travels the entry position of induced regions, the earth magnetism positioned at vehicle
Sensing relay module 111 and earth magnetism sensing sending module 112 are arranged on the trackside lamp corresponding to vehicle traveling induced regions entrance
The built on stilts position such as post.The earth induction module 110 of the second geomagnetic sensor 12 is similarly disposed at the centre in track, and is located at vehicle
The exit position of traveling induced regions, the corresponding earth magnetism sensing relay module 111 of geomagnetic sensor 12 and earth magnetism sensing send
Module 112 arranges the built on stilts positions such as the corresponding trackside lamppost of vehicle traveling induced regions outlet.And, along first earth magnetism
The earth induction module 110 of sensor 11 do road vertical line can be understood as vehicle traveling induced regions start induction triggering
Line, similarly, does road vertical line along the earth induction module 110 of second geomagnetic sensor 12 and can be understood as vehicle traveling
The end induction firing line of induced regions.
The data processing terminal 3 can be communicated to connect with remote control center by wireless data transmission module, by dependency number
It is believed that breath is sent to remote control center；Corresponding data message is further stored in hard disk or hard by the remote control center
The data memory modules such as disk storage array, in case subsequent analysis are consulted use.Referring to Fig. 3, it is provided in an embodiment of the present invention one
The structural representation of kind of data processing terminal, as shown in figure 3, the data processing terminal 3 include the first data processor 311,
The RS232 bus modules 312 that electrically connect with first data processor 311, RS485 bus modules 313,
One solar panels module 314, the first lithium battery 315, optical sensor 316, Temperature Humidity Sensor 317, visibility sensor
318th, timer module 319 and the first self-lock switch 320.Wherein, the data processing terminal 3 passes through RS232 bus moulds
Block 312 is communicated with delineator gateway node 4；The data processing terminal 3 passes through RS485 bus modules 313 and the first ground
Magnetic Sensor 11 and the second geomagnetic sensor 12 communicate.The first solar panels module 314 and the first lithium battery 315 can be
Data processing terminal 3 provides power supply, it is ensured that the normal electricity supply of data processing terminal 3.The optical sensor 316 is used for adopting
Collection vehicle travels the intensity of illumination of induced regions, and Temperature Humidity Sensor 317 is used for the temperature value that collection vehicle travels induced regions
And humidity value, so as to determine whether whether occur icy on road in vehicle traveling induced regions, visibility sensor 318 is used for
Collection vehicle travels induced regions visibility conditions.The timer module 319 is for travelling induced regions into vehicle
Vehicle carries out timing.First self-lock switch 320 can facilitate technical staff to open or close the data processing terminal 3,
To facilitate maintenance and HardwareUpgring of data processing terminal 3 etc..
Referring to Fig. 4, it is a kind of profile target structural representation that actively lights provided in an embodiment of the present invention, the active is sent out
Light delineator 2 includes delineator body 211, the second data processor 212, LED 213, the first radio receiving transmitting module
214th, the second solar panels module 215, the second lithium battery 216 and the second self-lock switch 217；The wherein delineator body 211
For the shell structure of the delineator 2 that actively lights, reflex reflection reflective membrane on the delineator body 211, is additionally provided with, it is described
Reflex reflection reflective membrane adopts V class reflective membranes, the reflex reflection reflective membrane on the left of garage's direction road to could be arranged to yellow, road
The reflex reflection reflective membrane on right side could be arranged to white.LED 213, the first radio receiving transmitting module 214, second sun
Energy plate module 215, the second lithium battery 216 and the second self-lock switch 217 are electrically connected with the second data processor 212；LED lights
Device 213 can be using the luminescent device of circular configuration, and the LED 213 is attached on delineator body 211
The circumferential perimeter of reflex reflection reflective membrane.The delineator that actively lights 2 is communicated with data processing terminal 3 by delineator gateway node 4
Connection, the control instruction that 4 receiving data processing terminal 3 of delineator gateway node is issued, and the side by short-distance wireless communication
Formula is broadcasted to other delineators 2 that actively light, and performs the luminous induction action of corresponding reverse flowing water by the delineator 2 that actively lights.
In order to improve inducing effect, the embodiment of the present invention is also arranged to luminous profile target and is optimized, specifically, institute
State,
It should be noted that the left side actively lights, profile is designated as being arranged on the profile that actively lights on the left of road along direction of traffic
Mark, the right side profile that actively lights are designated as being arranged on the delineator that actively lights on the right side of road along direction of traffic.The left side
The delineator that actively lights and right side actively light delineator including LED 213 and reflex reflection reflective membrane；The LED
Luminescent device 213 is arranged at the periphery of the reflex reflection reflective membrane.The right side actively lights delineator periphery uniform intervals
Lay the equal white LED luminary device of a number of turns amount and yellow led luminescent device, and white LED luminary device and yellow led
Luminescent device is independently controlled；The left side actively lights, and uniformly yellow led luminescent device is enclosed in laying one for delineator periphery, and
Quantity actively lights the yellow led luminescent device quantity in delineator equal to right side.
The information exchange of data processing terminal 3 and each delineator 2 that actively lights, referring to Fig. 5, is the present invention for convenience
A kind of structural representation of delineator gateway node that embodiment is provided, as shown in figure 5, the delineator gateway node 4 includes
3rd data processor 411, the 2nd RS232 bus modules 412, second electrically connected with the 3rd data processor 411
Radio receiving transmitting module 413, the 3rd solar panels module 414, the 3rd lithium battery 415 and the 3rd self-lock switch 416.Wherein, it is described
Delineator gateway node 4 is communicated with data processing terminal 3 by the 2nd RS232 bus modules 412；The delineator gateway node
4 pass through the second radio receiving transmitting module 413 and neighbouring 2 short-distance wireless communication of delineator that actively lights；3rd solar energy
Plate module 414 and the 3rd lithium battery 415 are that delineator gateway node 4 provides power supply；3rd self-lock switch 416 is used for opening
Or delineator gateway node 4 is closed, facilitate HardwareUpgring and the maintenance of the delineator gateway node 4.
In addition, actively light the inducing effect of delineator traffic guidance device to further improve highway, this
Actively light to the highway set-up mode of delineator traffic guidance device of bright embodiment is optimized.
Specifically, as shown in figure 1, by taking A-B tracks as an example, direction of traffic is, from A to B, to be disposed with along direction of traffic
First geomagnetic sensor 11, the delineator that actively lights 2 and the second geomagnetic sensor 12, along direction of traffic, first earth magnetism is passed
Delineator 2 that what sensor 11 was nearest with which actively light, second geomagnetic sensor 12 actively the light delineator nearest with which
2, there is the first space Dc；And first space DcBe according to travel speed, response time and resistance coefficient calculate gained away from
From.First space DcComputing formula it is as follows：
Wherein, v is travel speed (unit is km/h), and t is the response time (generally to adopt the time of judgement for 1.5s, brake
Response time value is 1.0s), g is acceleration of gravity, f1For the attachment systems road resistance coefficient between road surface and tire.
The delineator that actively lights 2 is attached to wave-shaped beam guardrail board, and the spacing of the adjacent delineator 2 that actively lights is root
The distance that induced regions inside lane type is arranged is travelled according to vehicle.In the specific implementation, for linear type route, active light-emitting wheel
2 road direction setting space D of wide marklFor 32m, i.e., the delineator 2 that actively lights is laid in linear section at interval of 32m；For song
Line style track or ring road, the laying spacing of the delineator that actively lights 2 is according to sweep determination, specifically, pin as shown in table 1
To different sweeps, DlDifference value Dl=8/12/16/32m.
Table 1 is as follows：
| Sweep (m) | ≤89 | 90-179 | 180-274 | 275-374 | ≥375 |
| Setting space (m) | 8 | 12 | 16 | 24 | 32 |
And, it is to meet the wide interconnection for marking 2 of the adjacent active light-emitting wheel of road direction to communicate, 2 nothing of delineator that actively lights should be met
Line broadcast distances should be greater than the 1/2 of adjacent active light-emitting wheel 2 spacing of wide mark, i.e.,In addition, vehicle traveling induced regions
When interior track quantity is more or wide, right side actively lights delineator 2 may be distant with data processing terminal 3, in order to
Support vehicles traveling induced regions in actively light delineator can with the communication connection of data processing terminal 3, at this
In bright embodiment, the transmission power of delineator gateway node 4 can be improved, so as to ensure that data processing terminal 3 can be by wheel
Wide mark gateway node 4 is communicated with the delineator 2 that actively lights on the right side of in the of at least one, and described at least one actively lights delineator
2 are further communicated with other delineators 2 that actively light on right side.
Wherein RbEstimation is solved by simplified wireless signal free space propagation model：
Sr=10log (Pt)-(32.44+10log((1000·Rb)2)+20log(Fc)),
In formula log be denary logarithm, PtFor the delineator radio transmitted power that actively lights for calculating, list
Position is mW, RbFor the wide mark radio broadcasting distance of active light-emitting wheel, unit is m, FcFor the wide mark radio frequency signal of active light-emitting wheel
Mid frequency, unit are MHz, SrFor active light-emitting wheel exterior feature target receiving sensitivity, unit is dBm.In known active light-emitting wheel
Wide mark radio broadcasting distanceThe mid frequency F of radio frequency signalcAnd receiving sensitivity SrIn the case of, can
Solution draws radio transmitted power PtOptimal value, so as to the output power consumption of the delineator 2 that reduces actively lighting.
Data processing terminal 3 is installed at vehicle traveling induced regions median strip, travels induced regions two with vehicle
The spacing of first geomagnetic sensor 11 and the second geomagnetic sensor 12 at end is Ds=Dq/ 2, the vehicle of median strip both sides
Traveling induced regions share same data processing terminal 3.The delineator gateway node 4 can also be arranged on the data processing
At the same position of terminal 3, i.e., the delineator gateway node 4 can equally be arranged on vehicle traveling induced regions central strip
At band, D is with the spacing of the first geomagnetic sensor 11 and the second geomagnetic sensor 12 that vehicle travels induced regions two endss=
Dq/ 2, the vehicle traveling induced regions of median strip both sides share same delineator gateway node 4 with the data processing end
End 3 communicates.
In addition, in the specific implementation, in order to improve the collecting efficiency of geomagnetic sensor group 1, the embodiment of the present invention is further
The set-up mode of geomagnetic sensor group 1 is optimized.Specifically, when the track that vehicle is travelled in induced regions is curve car
During road, first geomagnetic sensor 11 is disposed in proximity to the outer peripheral position of the curved lanes, and second earth magnetism is passed
Sensor 12 is disposed in proximity to the position of the inward flange of the curved lanes；Wherein, the outward flange of the curved lanes is appreciated that
It is the edge away from the curve correspondence center of circle, the inward flange of the curved lanes can be understood as the side near the curve correspondence center of circle
Edge.By this asymmetrical setting, driving trace that can be in accurate fit vehicle bend, effectively collection vehicles passing in and out traveling
The information of induced regions.
From the description of above-described embodiment, a kind of highway provided in an embodiment of the present invention actively light delineator friendship
Logical apparatus for deivation, including the geomagnetic sensor group 1 being arranged on each track, is arranged on many of vehicle traveling induced regions both sides
The individual delineator 2 that actively lights, data processing terminal 3 and delineator gateway node 4；Wherein, the geomagnetic sensor group 1 includes
First geomagnetic sensor 11 and the second geomagnetic sensor 12, and the first geomagnetic sensor 11 is arranged on vehicle traveling induced regions
Entry position, the second geomagnetic sensor 12 are arranged on the exit position that vehicle travels induced regions；3 He of the data processing terminal
Delineator gateway node 4 is arranged at the stage casing that vehicle travels induced regions；The data processing terminal 3 is sensed with each earth magnetism
12 equal wire communication connection of the first geomagnetic sensor 11 and the second geomagnetic sensor in device group 1；The data processing terminal 3 with
4 wire communication of delineator gateway node connects；The delineator 2 that actively lights is by the delineator gateway node 4 and data
3 wireless communication connection of processing terminal, and the adjacent wireless communication connection between delineator 2 that actively lights.By converse in tradition
Increase LED 213 in delineator is penetrated, is coordinated geomagnetic sensor group 1, can accurately be judged the opportunity of traffic guidance, and
Luminous by way of passively reflection combines by active when needing to carry out traffic guidance, realization is easily sent out to accident, hands over
In the regions such as logical bad environments, the safety induction of vehicle and congestion detection, effectively improve traffic guidance effect；And, the device resists
External interference ability is strong, and equipment is simple, low cost, and detection is accurate, it is easy to system maintenance, reduces the complexity of data processing,
Vehicle Detection speed is improve, auxiliary can be played a part of to the management of traffic, be realized Quick Acquisition and the standard of traffic information
Really monitor.
It is corresponding with a kind of highway delineator traffic guidance device embodiment that actively lights that the present invention is provided, this
It is bright to additionally provide a kind of highway and actively light delineator traffic induction method, referring to Fig. 6, it is provided in an embodiment of the present invention
A kind of highway actively lights the schematic flow sheet of delineator traffic induction method, as shown in fig. 6, by using above-mentioned high speed
The wide mark traffic guidance device of highway active light-emitting wheel, the method for carrying out traffic guidance are comprised the following steps：
Step S101：Calculating vehicle travels the traffic flow data information of induced regions, and shown traffic flow data information is at least
The vehicle number in induced regions is travelled including vehicle.
Referring to Fig. 7, it is a kind of schematic flow sheet of traffic flow data information statistical method provided in an embodiment of the present invention,
As shown in fig. 7, the method is comprised the following steps：
Step S1011：Initialization traffic flow data information.
In embodiments of the present invention, using data structure records traffic flow data information as shown in table 2.For two-way
Two-way traffic, the data structure constitute tables of data T by two records；Certainly, it should be noted that tables of data T is according to tool
The difference of body performance, can include any a plurality of record, not limit in embodiments of the present invention.Per bar, record is by 6
Data item is constituted, and specifically includes induced regions identification number (Yid), vehicle number (n), timing statisticses section in current time induced regions
Interior total car number (count) and vehicle heading information (dir), vehicle by induced regions sails timestamp into
And vehicle rolls timestamp (endtime) away from (starttime).Table T data results as shown in table 2, are initialized to table T, number
Sky is initialized as according to the data item of each record in table T.
Table 2：
| Yid | n | count | dir | starttime | endtime |
| ※ | ※ | ※ | ※ | ※ | ※ |
| ※ | ※ | ※ | ※ | ※ | ※ |
Step S1012：According to the identification number of the first earth inductor of vehicle triggering, induced regions identification number is determined.
When vehicle sails vehicle traveling induced regions into, start to induce the earth induction module 110 buried at firing line to generate
Vehicle sails information into, is transmitted to earth magnetism by earth magnetism sensing relay module 111 and senses sending module 112, Jing RS485 bus transfers
To data processing terminal 3, dynamically table T is safeguarded：
Create record operation：Data processing terminal 3 receives and starts to induce the earth induction module 110 buried at firing line
After triggering generation vehicle sails information into, according to 11 identification number of the first geomagnetic sensor and the mapping relations of induced regions sign number,
Determine induced regions identification number Yid values, corresponding induced regions identification number Yid in inquiry tables of data T, if now in tables of data T
There is no corresponding induced regions identification number Yid, perform and create record operation, create new data item.If vehicle is from A sides earth magnetism
The triggering of induction module 110 generates vehicle and sails information into, then Dir items are set to " A->B ", if C sides earth inductions module 110 is triggered
Generate vehicle and sail information into, then Dir items are set to " C->D”.In embodiments of the present invention, the induced regions identification number can be managed
The vehicle traveling induced regions numbering for compiling and edit in advance is solved, and induced regions, occurrence is travelled for representing and retrieving each vehicle
Start to induce firing line place highway pile No. value for vehicle traveling induced regions.Wherein, induced regions identification number Yid correspondences
N entry value in record is set to 1, and the count entry value in the identification number Yid corresponding records of induced regions is set to 1, Yid entry value and is set to car
Traveling induced regions start to induce firing line place highway pile No. value, starttime values and endtime values to be all set to ought
The time value of front timer module 319.
Step S1013：When the trigger of first geomagnetic sensor is continued to, increase the induced regions
Vehicle number in the corresponding record of identification number.
When continuing to have vehicle to enter vehicle traveling induced regions, data processing terminal 3 often receives a vehicle and sails letter into
Breath, the n entry value in tables of data T in induced regions identification number Yid corresponding records add 1, the count in tables of data T in corresponding record
Entry value adds 1, and the Yid entry value in tables of data T in corresponding record and Dir entry value keep constant, in tables of data T in corresponding record
Starttime values are updated to the time value of current time timer module 319, the endtime values in tables of data T in corresponding record
Keep constant.
Step S1014：When the trigger of the second geomagnetic sensor is received, the induced regions identification number pair is reduced
Answer vehicle number.
During vehicle outgoing vehicles traveling induced regions, the earth induction module 110 for terminating to bury at induction firing line is triggered
Vehicle leave message is generated, is transmitted to earth magnetism by earth magnetism trunk module 111 and is sensed sending module 112, Jing RS485 bus transfers
To data processing terminal 3, dynamically table T is safeguarded：
More new record is operated：Data processing terminal 3 often receives a vehicle and rolls information away from, at end induction firing line
Embedded 12 identification number of the second geomagnetic sensor and the mapping relations of induced regions sign number, determine induced regions identification number Yid,
N entry value in tables of data T in induced regions identification number Yid corresponding records subtracts 1, induced regions identification number Yid pair in tables of data T
Count entry value, Dir entry value in should recording and starttime entry value keep constant, in tables of data T in corresponding record
Endtime entry value is updated to the time value of current time timer module 319.
Deletion record is operated：When the n entry value in identification number Yid corresponding records in induced regions in tables of data T is kept to 0, now
In correspondence vehicle traveling induced regions, temporarily no vehicle is travelled, and data processing terminal 3 is by traffic flow statistics in the time period
Information local cache is simultaneously uploaded to remote control center, and after transmission success deletes the record from table T.
Step S102：The environmental information that vehicle travels induced regions is obtained, the environmental information is at least passed including visibility
The warm and humid angle value and optical sensor 316 that visibility value that sensor 318 is collected, Temperature Humidity Sensor 317 are collected is adopted
The illumination intensity value that collection is obtained.
Data processing terminal 3 obtains the illumination intensity value of the vehicle traveling induced regions that optical sensor 316 is collected,
The temperature value and humidity value of the vehicle traveling induced regions that Temperature Humidity Sensor 317 is collected, and visibility sensor 318
Visibility value of vehicle traveling induced regions for collecting etc..
Step S103：According to the traffic flow data information and environmental information, judge whether to control the delineator that actively lights
It is luminous.
Referring to Fig. 8, it is that a kind of flow process of the luminous determination methods of delineator that actively lights provided in an embodiment of the present invention is illustrated
Figure, as shown in figure 8, the method is comprised the following steps：
Step S1031：According to the priority orders of visibility value, warm and humid angle value and illumination intensity value, corresponding number is judged
Whether value is less than corresponding predetermined threshold value.
Judgement priority I of visibility in embodiments of the present inventionN>Judgement priority I of humitureS>Intensity of illumination is sentenced
Disconnected priority IG.According to the height of above-mentioned judgement priority, whether visibility value is first determined whether less than default threshold of visibility,
If it is, going successively to subsequent step；If it is not, then continuing to judge warm and humid angle value, that is, judge temperature value and humidity
Whether value is respectively less than default temperature threshold and humidity threshold, if it is, going successively to subsequent step；If it is not, then
Continue to judge illumination intensity value, that is, whether illumination intensity value is judged less than default illumination threshold value, if it is, continuing
Into subsequent step, if it is not, then judging to light without the need for the control active of delineator 2 that actively light.
Step S1032：If it is, when the vehicle number in vehicle traveling induced regions is more than or equal to 1, it is determined that needing control
Make the delineator that actively lights to light.
Through the judgement of step S1031, determine whether whether the vehicle number in vehicle traveling induced regions is more than or waits
In 1, i.e., whether there is vehicle in vehicle traveling induced regions；If the vehicle number in vehicle traveling induced regions is more than or waits
In 1, it is determined that need the control delineator 2 that actively lights luminous.Preferably, if visibility value is less than default visibility threshold
Value, then insufficient visibility in vehicle traveling induced regions, the right side delineator that actively light control the sudden strain of a muscle of yellow led light emitting device
Bright, white LED luminary device does not work.
Step S104：If it is, send to the luminous delineator in multiple circulation-induceds interval performing order, the execution
Order at least carries the interval corresponding induction starting profile device for mark identification number of each circulation-induced；Life is performed according to described
Order, controls the profile that actively light in each circulation-induced interval and is marked with fixed flicker cycle to light against direction of traffic flowing water.
Through step S103 judgement need control actively light delineator 2 light when, data processing terminal 3 is produced and is used for
Start the execution order for inducing, the execution order for starting to induce is sent in the form of inducing execution message package, and induction is performed
Message package is made up of four parts：Induced regions label, induced events start label, the initial profile device for mark identification number of induction and with
Machine message label, wherein induced regions label are used for judging vehicle traveling induced regions position；Induced events start label to be used for
Trigger the 2 reverse flowing water induction state of delineator that actively lights；Vehicle travels induced regions by driving sight distance lxIt is divided into multiple following
Ring induction is interval, and 2 number of delineator that actively lights in each circulation-induced interval isWherein nxBe worth to
On round.The initial profile device for mark identification number of induction, the active for specifying the starting induction in multiple circulation-induced intervals are sent out
Light profile cursor position；Random information label is used for the judgement that same induction starts event information bag, and induction performs message package and passes through
RS232 buses are transmitted to delineator gateway node 4 by data processing terminal 3.
Delineator gateway node 4 is performed by the induction that data processing terminal 3 is produced by short-distance wireless communication mode and is disappeared
Breath bag is distributed to the installation site delineator 2 that actively lights nearby.
The delineator that actively lights 2 starts label, the initial profile device for mark mark of induction according to induced regions label, induced events
Knowledge number and random message label perform message package to induction and make a distinction, and the delineator that actively lights 2 is received and forwards this vehicle row
Sail the induction in induced regions and perform message package, and for the induction of same random message label performs message package, each is actively
Luminous delineator 2 is received and is forwarded once, realizes the quick distribution of induction execution message package in vehicle traveling induced regions.
It is after the delineator 2 that actively lights of correspondence vehicle traveling induced regions receives induction execution message package, actively luminous
Delineator 2 is coordinated with Counter-reflection membrane by LED actives luminescent device, and LED active luminescent devices are travelled from main light emission and with vehicle
Direction travels the driving vehicle in induced regions in inverse reciprocal flowing water shape to vehicle and carries out driving induction, promotes driver to produce
The driving vision effect of raw excessive velocities, actively reduces drive speed.Specifically include：
The delineator that actively lights 2 receives induction by the first radio receiving transmitting module 214 and performs message package, the second data processor
212 pairs of inductions perform message package and parse, and determine vehicle traveling induced regions.Active in correspondence vehicle traveling induced regions
After luminous delineator 2 receives induction execution message package, control 213 cycle of LED of the second data processor 212 is reverse
Flowing water；
The reverse Cycle time of the interval holding identical of multiple circulation-induceds in same vehicle traveling induced regionsWherein, lxFor highway maximum driving sight distance, vmaxFor highway Maximum speed limit.In circulation-induced interval
2 inquiry unit self attributes Nid of the delineator that actively lights are identified, if the device Nid marks for inquiring and the induction starting
Delineator device identification number is consistent, then the delineator 2 that actively lights starts flicker；Further the delineator 2 that actively lights will be lured
Lead the induction starting profile device for mark mark performed in message package and subtract 1,2 points of the delineator that actively lights into circulation-induced interval
Send out；When the initial profile device for mark mark of induction is identified less than the minimum Nid in corresponding circulation-induced interval, by the induction
Initial profile device for mark mark is set to the maximum Nid marks in corresponding circulation-induced interval, so as to realize the profile that actively lights
Mark 2 flashes forward flowing water against direction of traffic, the scintillation time of each delineator 2 that actively lights
Step S105：If not, control actively lights, delineator is standby.
When judge without the need for control actively light delineator 2 light when, then control the delineator 2 that actively lights and treat in low-power consumption
Machine state.
The embodiment of the present invention also show the delineator 2 that actively lighted from the luminous process for being switched to low-power consumption standby.Tool
Body ground, when the n values in identification number Yid corresponding records in induced regions in tables of data T are changed into 0, data processing terminal 3 is produced and is used for
Terminate the execution order of induction, the execution order for terminating induction is sent in the form of inducing end bag, is lured
Lead end bag to be made up of three parts：Induced regions label, induced events terminate label and random message label, wherein induce
Region labeling is used for judging vehicle traveling induced regions position；Induced events terminate label for terminate actively light delineator 2
Reverse flowing water induction state；Random information label is used for judging the packet of same induction End Event, induction end bag
Transmitted to delineator gateway node 4 by data processing terminal 3 by RS232 buses；
The induction that data processing terminal 3 is produced is terminated to disappear by delineator gateway node 4 by short-distance wireless communication mode
Breath bag is distributed to the installation site delineator 2 that actively lights nearby；
The delineator that actively lights 2 terminates label and random message label to induction according to induced regions label, induced events
End bag makes a distinction, and the delineator that actively lights 2 is received and forwards the induction in this vehicle traveling induced regions to terminate to disappear
Breath bag, and for the induction end bag of same random message label, each delineator 2 that actively lights is received and forwards one
It is secondary, realize in vehicle traveling induced regions, inducing the quick distribution of end bag；
After the delineator 2 that actively lights of correspondence vehicle traveling induced regions receives induction end bag, close LED and send out
Optical device 213, the delineator that actively lights 2 enter low-power consumption standby state, and Induction Process terminates.
Referring to Fig. 9, it is that another kind of highway provided in an embodiment of the present invention actively lights delineator traffic induction method
Schematic flow sheet, as shown in figure 9, on the basis of the highway shown in Fig. 6 actively lights delineator traffic induction method,
The embodiment of the present invention shows the process for carrying out traffic flow monitoring：
Step S201：Vehicle number in induced regions, and vehicle traveling are travelled according to vehicle in traffic flow data information
The spacing of the corresponding geomagnetic sensor group in induced regions, calculates the actual vehicular gap in the vehicle traveling induced regions.
During normally travel, in vehicle traveling induced regions, vehicle number is up toWherein DqFor vehicle row
Sail induced regions road direction length, laIt is v for the minimum speed limit of highwayminWhen safety distance,For the symbol that rounds up
Number.When n values in tables of data T change, the inquiry of trigger data processing terminal 3 n values, detect current region congestion, if
n>, then there is traffic congestion phenomenon in vehicle traveling induced regions in cnt, actual vehicular gap is
Step S202：When the actual vehicular gap is less than the first critical spacing, convention traffic congestion information is produced.
In embodiments of the present invention, the described first critical spacing could be arranged to any number between 51-100, for example
Described first critical spacing is set for 70m.When vehicular gap is less than the first critical spacing, to represent and induced regions are travelled in vehicle
Interior spaces of vehicles is less, and now vehicle traveling induced regions produce ordinary traffic congestion, and data processing terminal 3 produces convention traffic
Congestion information.
Step S203：When the actual vehicular gap is less than the second critical spacing, emergency traffic congestion information is produced；Its
In, the second critical spacing is less than the first critical spacing.
In the specific implementation, it is 50 that can arrange the described second critical spacing, and the second critical spacing faces less than first
Boundary's spacing.As vehicular gap ls<When 50, represent that spaces of vehicles is less in vehicle traveling induced regions, now vehicle traveling is lured
Lead region to produce heavy congestion or vehicle accident occurs, data processing terminal produces emergency traffic congestion message.
Step S204：The convention traffic congestion information or the emergency traffic congestion information are sent into remotely control
The heart.
What the convention traffic congestion information or step S203 that step S202 is further produced by data processing terminal 3 was produced
Emergency traffic congestion information is sent to remote control center.And, data processing terminal 3 can also at set intervals, the cycle
Property ground inquiry tables of data T in count values and dir values, statistics " A->B " direction of traffics and " C->D " direction of traffics are in measurement period I
The vehicle fleet for inside passing through, the wherein value of measurement period I can carry out adaptability setting according to section situation, for example can be per 1 hour
Implement traffic counts, remote control center is uploaded to by wireless data transmission module, and by count values after success is uploaded
Set to 0.
In the specific implementation, as vehicle accident is likely to occur near the original position of vehicle traveling induced regions, this
Vehicle number in sample car traveling induced regions is little, in order to realize travelling what is occurred near the original position of induced regions to vehicle
Car accident report to the police, the embodiment of the present invention on the basis of method shown in Fig. 9, also including 3 real-time query number of data processing terminal
According to starttime entry value in table T and endtime entry value, if △ t=| endtime-starttime | values are more than between preset time
When threshold value, vehicle accident warning message is produced.Time interval threshold value can use Dq/vmin, wherein DqInduced regions are travelled for vehicle
Road direction length, vminFor the minimum speed limit of vehicle traveling induced regions highway.Further, by the vehicle accident warning message
Send to remote control center.
In addition, in order to further improve traffic guidance effect, luminous week of the embodiment of the present invention to the delineator 2 that actively lights
Phase has carried out dynamic adjustment, and specifically, according to the convention traffic congestion information or emergency traffic congestion information, adjustment is actively sent out
The flicker cycle of light delineator 2.According to the judgement of said process, when more congestion in vehicle traveling induced regions, that is, correspond to
The situation that convention traffic congestion information is produced, can reduce the flicker cycle of the delineator 2 that actively lights, and effectively can prevent actively
The impact that 2 light of luminous delineator is driven to driver, and remind the vehicle front congestion that will be entered；When vehicle traveling is lured
Very congestion in region is led, that is, is corresponded to situation when emergency traffic congestion information is produced, can further be reduced active light-emitting wheel
The flicker cycle of wide mark 2.
With reference to concrete simulation flowchart, specific implementation process and the design sketch of the present invention is given, is needed certainly
Bright, the embodiment of the present invention is only an exemplary embodiment, and in the specific implementation, those skilled in the art can be according to concrete
Traffic guidance demand, arranges corresponding parameter and is implemented, and the embodiment of the present invention is repeated no more.
Emulation experiment develops microcosmic, continuous road traffic simulation software SUMO, the platform using German Aerospace Center
Increase income as one, multi-modal, microcosmic road traffic emulation and develop, main purpose is to traffic study tissue offer one
Realize and assess the instrument of traffic algorithm.Emulation embodiment includes that wagon flow statistics and congestion detect two parts.In this emulation, if
It is two-way four-lane highway to put simulating scenes, and length is 2000m, highway Maximum speed limit 120km/h, and each track is imitative
1 geomagnetic sensor is respectively set at true coordinates 500m point positions and 1500m points position.In emulation experiment, the parameter of vehicle node is such as
Shown in table 3：
Table 3：
| Clock rate | Setting value |
| Type of vehicle | Flow types |
| Max. speed | 33.33m/s |
| Quantity | 300/track |
| Peak acceleration | 2m/s2 |
| Maximum deceleration | 4.5m/s2 |
| Length of wagon | 5m |
| Driver's response speed | 0.5s |
Emulation embodiment：
When table 4 gives simulation time and proceeds to 300s, the emulation record of data structure T in data processing terminal 3.Data
3 periodicity ergodic data structure T of processing terminal, data processing terminal 3 are produced congestion information and will be gathered around by wireless transport module
To remote control center, Figure 10 is that a kind of wagon flow provided in an embodiment of the present invention counts broken line graph, remotely control to stifled information transmission
Center obtained emulation car stream statistics broken line graph with 5 minutes as cycle statistics, and Figure 11 is a kind of congestion provided in an embodiment of the present invention
Scene simulation schematic diagram.
Table 4：
| Yid | n | count | dir | starttime | endtime |
| K0+500 | 25 | 31 | A->B | 297 | 117 |
| K1+1500 | 6 | 36 | C->D | 297 | 299 |
From the description of above-described embodiment, a kind of highway that the present invention implements to provide actively lights delineator traffic
Abductive approach, travels the traffic flow data information of induced regions by calculating vehicle, and the traffic flow data information at least includes
Vehicle number in vehicle traveling induced regions；The environmental information that vehicle travels induced regions is obtained, the environmental information is at least wrapped
Include warm and humid angle value that the visibility value, Temperature Humidity Sensor 317 that visibility sensor 318 collects collect and illumination is passed
The illumination intensity value that sensor 316 is collected；According to the traffic flow data information and environmental information, judge whether control actively
Luminous delineator 2 lights；If it is, send that to the delineator 2 that actively lights in multiple circulation-induceds interval order is performed, it is described
Perform order and at least carry the interval corresponding induction starting profile device for mark identification number of each circulation-induced；According to induction starting
Delineator device identification number, the luminous profile controlled in each circulation-induced interval are marked with fixed flicker cycle against direction of traffic
Flowing water lights；If not, control actively lights, delineator 2 is standby.By increasing LED light emitter in traditional reflex reflection delineator
Part 213, coordinates geomagnetic sensor group 1, can accurately judge the opportunity of traffic guidance, and when needing to carry out traffic guidance
By active is luminous combine with passive reflection by way of, vehicle in the region such as realization is easily sent out to accident, traffic environment is severe
Safety induction and congestion detection, effectively improve traffic guidance effect；And, the device external interference resistance is strong, and equipment is simple,
Low cost, detection are accurate, it is easy to system maintenance, reduce the complexity of data processing, improve Vehicle Detection speed, can be right
Auxiliary is played a part of in the management of traffic, realizes the Quick Acquisition of traffic information and accurately monitoring.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation are made a distinction with another entity or operation, and are not necessarily required or implied these entities or operate it
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes those
Key element, but also including other key elements being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element for being limited by sentence "including a ...", it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment.
The above is only the specific embodiment of the present invention, is made skilled artisans appreciate that or realizing this
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
Claims (10)
1. a kind of highway actively lights delineator traffic guidance device, it is characterised in that including being arranged on each track
Geomagnetic sensor group, be arranged on vehicle traveling induced regions both sides it is multiple actively light delineator, data processing terminal with
And delineator gateway node, wherein：
The geomagnetic sensor group includes the first geomagnetic sensor and the second geomagnetic sensor, and the first geomagnetic sensor is arranged on
Vehicle travels the entry position of induced regions, and the second geomagnetic sensor is arranged on the exit position that vehicle travels induced regions；
The data processing terminal and delineator gateway node are arranged at the stage casing that vehicle travels induced regions；At the data
Reason terminal is connected with the first geomagnetic sensor in each geomagnetic sensor group and the equal wire communication of the second geomagnetic sensor；It is described
Data processing terminal is connected with delineator gateway node wire communication；
The delineator that actively lights is by the delineator gateway node and data processing terminal wireless communication connection and adjacent
The wireless communication connection between delineator that actively lights.
2. highway according to claim 1 actively lights delineator traffic guidance device, it is characterised in that described
One geomagnetic sensor, the profile that actively lights are marked with and the second geomagnetic sensor is set gradually along direction of traffic, and first ground
Magnetic Sensor is actively lighted between delineator recently with corresponding, and second geomagnetic sensor and corresponding active recently
Between luminous delineator, there is the first spacing；First spacing is according to travel speed, response time and resistance coefficient meter
Calculate gained distance.
3. highway according to claim 1 actively lights delineator traffic guidance device, it is characterised in that the number
Include optical sensor, Temperature Humidity Sensor and visibility sensor according to processing terminal.
4. highway according to claim 1 actively lights delineator traffic guidance device, it is characterised in that the master
Dynamic luminous profile target radio transmitted power is the center according to actively light delineator radio broadcasting distance, radio frequency signal
Frequency and the calculated power of receiving sensitivity.
5. highway according to claim 1 actively lights delineator traffic guidance device, it is characterised in that the master
Dynamic luminous delineator includes that the left side distinguished according to installation site actively lights delineator and right side actively lights profile device for mark,
Wherein：
Delineator that the left side actively lights delineator and right side actively lights includes that LED and reflex reflection are reflective
Film；The LED is arranged at the periphery of the reflex reflection reflective membrane；
Actively light delineator periphery uniform intervals of the right side lay the equal white LED luminary device of a number of turns amount and yellow
LED, and white LED luminary device and yellow led luminescent device independently control；
The left side actively lights, and uniformly yellow led luminescent device is enclosed in laying one for delineator periphery, and quantity is equal to right side actively
Yellow led luminescent device quantity in luminous delineator.
6. highway according to claim 1 actively lights delineator traffic guidance device, it is characterised in that work as vehicle
When track in traveling induced regions is curved lanes, first geomagnetic sensor is disposed in proximity to the outer of the curved lanes
The position at edge, second geomagnetic sensor are disposed in proximity to the position of the inward flange of the curved lanes.
7. a kind of highway of the application as described in claim 1-8 is arbitrary actively lights the traffic of delineator traffic guidance device
Abductive approach, it is characterised in that comprise the following steps：
Calculating vehicle travels the traffic flow data information of induced regions, and the traffic flow data information at least includes that vehicle traveling is lured
Lead the vehicle number in region；
The environmental information that vehicle travels induced regions is obtained, what the environmental information was at least collected including visibility sensor
The illumination intensity value that the warm and humid angle value and optical sensor that visibility value, Temperature Humidity Sensor are collected is collected；
According to the traffic flow data information and environmental information, judge whether that the control delineator that actively lights is luminous；
If it is, send that to the delineator that actively lights in multiple circulation-induceds interval order is performed, it is described to perform order at least
Carry the interval corresponding induction starting profile device for mark identification number of each circulation-induced and the reverse flow in circulation-induced interval
The water circulation cycle；Order is performed according to described, the profile that actively lights controlled in each circulation-induced interval is marked with reverse flowing water
Cycle period is luminous against direction of traffic flowing water；
If not, control actively lights, delineator is standby.
8. traffic induction method according to claim 7, it is characterised in that the calculating vehicle travels the friendship of induced regions
Through-flow data message, including：
Initialization traffic flow data information；
According to the identification number of the first geomagnetic sensor of vehicle triggering, induced regions identification number is determined；
When the trigger of first geomagnetic sensor is received, increase the corresponding vehicle of the induced regions identification number
Number；
When the trigger of the second geomagnetic sensor is received, the corresponding vehicle number of the induced regions identification number is reduced.
9. traffic induction method according to claim 7, it is characterised in that according to the traffic flow data information and environment
Information, judges whether that the control delineator that actively lights is luminous, including：
According to the priority orders of visibility value, warm and humid angle value and illumination intensity value, judge corresponding numerical value whether less than corresponding
Predetermined threshold value；
If it is, when the vehicle number in vehicle traveling induced regions is more than or equal to 1, it is determined that needing to control the profile that actively lights
Mark is luminous.
10. traffic induction method according to claim 7, it is characterised in that also include：
According to the vehicle number in vehicle traveling induced regions in traffic flow data information, and vehicle traveling induced regions are corresponding
The spacing of geomagnetic sensor group, calculates the actual vehicular gap in the vehicle traveling induced regions；
When the actual vehicular gap is less than the first critical spacing, convention traffic congestion information is produced；
When the actual vehicular gap is less than the second critical spacing, emergency traffic congestion information is produced；Wherein, the second critical car
Away from less than the first critical spacing；
The convention traffic congestion information or the emergency traffic congestion information are sent to remote control center.
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