CN107240282A - A kind of intelligent transportation graticule system - Google Patents
A kind of intelligent transportation graticule system Download PDFInfo
- Publication number
- CN107240282A CN107240282A CN201710654382.3A CN201710654382A CN107240282A CN 107240282 A CN107240282 A CN 107240282A CN 201710654382 A CN201710654382 A CN 201710654382A CN 107240282 A CN107240282 A CN 107240282A
- Authority
- CN
- China
- Prior art keywords
- graticule
- track
- changeable colour
- traffic marking
- intelligent transportation
- 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.)
- Pending
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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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
- E01F9/576—Traffic lines
- E01F9/582—Traffic lines illuminated
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
Abstract
The invention discloses a kind of intelligent transportation graticule system, it is characterised in that including：Traffic monitoring module for obtaining vehicle operation data in track；Data processing module for calculating track congestion coefficient；For controlling changeable colour traffic marking to change the control module of color according to whether setting duration inside lane congestion coefficient exceedes lane change threshold value all the time；Changeable colour traffic marking.Two-way lane number is dynamically adjusted by intelligent control road shunting graticule position, can effectively alleviate the traffic pressure that peak period unidirectional congestion is caused, the unidirectional congestion problems of road of period property is solved, improves the utilization rate of path resource.
Description
Technical field
The present invention relates to urban traffic road, especially a kind of intelligent transportation graticule system.
Background technology
The section major trunk roads in festivals or holidays peak trip, city that enter to go out of the city in many cities go out in early evening peak on and off duty at present
All there is period unidirectional jam situation in row etc..Such as, go to work morning peak when go down town direction track very congestion and the side of going out of the city
To track it is but very spacious, come off duty evening peak when situation it is just the opposite.Or, the unidirectional track in side occurs traffic accident and made
Into heavy congestion, the vehicle flowrate in opposite side track is seldom, the unidirectional jam of these " blocking up while empty " so that wide
Wealthy road can not obtain sufficiently effective utilization.Fixation graticule in conventional traffic road can not solve special circumstances (as above
Traffic accident etc. occurs for unidirectionally go on a journey peak, side track of morning evening peak, festivals or holidays of coming off duty) under two-way lane vehicle flowrate difference compared with
Big the problem of, and then can not efficiently utilize path resource, it is impossible to solve the unidirectional congestion problems of period property.Carried out by traffic police
Vehicle flowrate, which is dredged, can increase the cost of labor of road traffic commander, while it is low to dredge efficiency, dredge effect limited.
The content of the invention
The technical problems to be solved by the invention are：For above-mentioned problem the period is can solve the problem that there is provided one kind
The intelligent transportation graticule system of the high path resource utilization rate of the unidirectional congestion problems of property.
The technical solution adopted by the present invention is as follows：
A kind of intelligent transportation graticule system, including
Traffic monitoring module, for obtaining vehicle operation data in track；
Data processing module, the congestion coefficient for calculating track；
Control module, it is variable to control for whether exceeding lane change threshold value all the time according to setting duration inside lane congestion coefficient
Color traffic marking changes color；
Changeable colour traffic marking.
Further, the changeable colour traffic marking is arranged at road-center graticule and the adjacent left and right two of road-center graticule
At the roadmarking of side.
Further, the changeable colour traffic marking color for distinguishing two-way lane is yellow, is not used in and distinguishes two-way lane
Changeable colour traffic marking color is white.
Further, congestion coefficient in track can use the ratio between vehicle flowrate of two direction lanes to represent.
Further, also whether lane change threshold value can be consistently lower than according to vehicle average overall travel speed in setting duration inside lane
To control changeable colour traffic marking to change color.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows utilize changeable colour traffic marking
Instead of yellow, the white two color fixing traffic marking in traditional road, obtain vehicle operation data to calculate track according to traffic monitoring
Congestion coefficient, the color of changeable colour traffic marking is dynamically adjusted according to the congestion coefficient in track, be not required to increase road account for
With increasing congestion direction lane quantity on the premise of area by intelligent control road shunting graticule position and reduce non-congestion
Direction lane quantity, realizes the number in the forward and reverse track of dynamic adjustment, can effectively alleviate peak period unidirectional congestion and cause
Traffic pressure, solve the unidirectional congestion problems of road of period property, improve the utilization rate of path resource；System cost is low
It is honest and clean, safe and reliable, easily it is connected with other intelligent road traffic control systems, meanwhile, it can also effectively reduce the artificial of traffic administration
Cost.
Brief description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is intelligent graticule system architecture diagram provided in an embodiment of the present invention；
Fig. 2 is intelligent graticule flow chart provided in an embodiment of the present invention.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
Any feature disclosed in this specification, unless specifically stated otherwise, can be equivalent by other or with similar purpose
Alternative features are replaced.I.e., unless specifically stated otherwise, each feature is an example in a series of equivalent or similar characteristics
.
Traffic route, which can be regarded as, both sides track, and regulation travel direction of the vehicle in the both sides track is opposite.
Fig. 1 is intelligent graticule system architecture diagram provided in an embodiment of the present invention, as shown in figure 1, a kind of intelligent transportation mark
Linear system is united, including：
Traffic monitoring module, for obtaining vehicle operation data in track；
Data processing module, the congestion coefficient for calculating track；
Control module, it is variable to control for whether exceeding lane change threshold value all the time according to setting duration inside lane congestion coefficient
Color traffic marking changes color；
Changeable colour traffic marking.
Traffic monitoring module obtain vehicle operation data can include, but not limited to vehicle flowrate, Vehicle Speed,
Driver's violation situation etc..Changeable colour traffic marking can be LED traffic marking, LED lamp effective percentage height, long lifespan, relative hair
The characteristics of heat is small, can continuously use for 100,000+hour, and 100+ times of long lifespan is steeped than ordinary incandescent lamp, while LED small volume, should
Simple in construction during for double-colored array, control is simple.But other controllable double-colored light sources are applied to the changeable colour traffic marking.
The intelligent transportation graticule system cost is cheap, simple in construction, safe and reliable, easily connects with other intelligent road traffic control systems
Connect.
The changeable colour traffic marking is arranged at the road of road-center graticule and the adjacent left and right sides of road-center graticule
At graticule.When road reversible lane number is a, changeable colour traffic marking number at least a+1 bars have 4 in such as road
During reversible lane, changeable colour traffic marking number at least 5, wherein a changeable colour traffic marking is arranged at road-center mark
At line, remaining four changeable colour traffic marking is separately positioned at the left and right two road graticule of adjacent road Center Line Marking.Area
The changeable colour traffic marking color for dividing two-way lane is yellow, and the changeable colour traffic marking color for being not used in differentiation two-way lane is
White.The color of changeable colour traffic marking is adjusted by dynamic on the premise of road area occupied is not increased, intelligence control is realized
Road shunting graticule position processed changes the quantity of two-way lane.
Fig. 2 is intelligent graticule flow chart provided in an embodiment of the present invention, and congestion coefficient in track can use the car of two direction lanes
The ratio between flow represents that vehicle flowrate (traffic volume) is existed using within the unit interval by the vehicle number in certain section as standard
The vehicle number that certain section is passed through in certain time, is formulated as：Vehicle flowrate=unit interval * speed/(spacing+vehicle body
It is long).When the ratio between vehicle flowrate using two direction lanes represents track congestion coefficient, it is desirable to the lane flow amount at least one direction
More than radix vehicle flowrate, embodiment is used as, it is desirable to which the lane flow amount at least one direction recycles two sides more than 110
The ratio between vehicle flowrate to track represents track congestion coefficient.This kind design can avoid side lane flow amount seldom (almost
Zero), opposite side lane flow amount is normal, and the congestion coefficient calculated using the ratio between both sides lane flow amount is larger, and actual
The not crowded situation of road.Only at least the vehicle flowrate in side track is when setting above radix vehicle flowrate in duration, example
At least vehicle flowrate in side track calculates congestion coefficient more than 110 using the ratio between both sides lane flow amount such as in 0.5 hour
It is just meaningful.
When road has 2N track, lane change threshold valueN is no more than N/2 positive integer.It is used as implementation
When example road has 2*6=12 tracks, lane change threshold value Y (n) corresponds to 1,2,3 respectively including 1.4,2,3, n；Road has 2*5
During=10 track, lane change threshold value Y (n) corresponds to 1,2 respectively including 1.5 and 2.3, n.
The ratio between vehicle flowrate of two direction lanes is that m is met in m, setting durationN is no more than N/
During 2 positive integer, n-th of changeable colour traffic marking in the few side track of vehicle flowrate apart from road-center graticule changes color
For yellow, it is white that the changeable colour traffic marking at road-center graticule, which changes color,.As embodiment, 2*6=12 cars are had
Road, is computed the ratio between two direction lane vehicle flowrates 1.4≤m ＜ 2 in 0.5 hour, correspondence n values are 1, now from road-center mark
It is at yellow, road-center graticule that the 1st changeable colour traffic marking that line is risen in the few side track of vehicle flowrate, which changes color,
It is white that changeable colour traffic marking, which changes color, and now the number of track-lines in the few side track of vehicle flowrate is changed into 5, one more than vehicle flowrate
The number of track-lines in side track is changed into 7.The color of changeable colour traffic marking is dynamically adjusted according to the congestion coefficient in track, passes through intelligence
Control road shunting graticule position to increase congestion direction lane quantity and reduce non-congestion direction lane quantity, realize dynamic
The number in forward and reverse track is adjusted, can effectively alleviate the traffic pressure that peak period unidirectional congestion is caused, solve the period
The unidirectional congestion problems of road of property, improve the utilization rate of path resource.
Optimally, whether the control module also can low all the time according to vehicle average overall travel speed in setting duration inside lane
Changeable colour traffic marking is controlled in whether low velocity threshold and two direction lane vehicle average speeds difference exceed differential threshold value all the time
Change color.As embodiment, low velocity threshold is 10km/h, and differential threshold value is 40km/h, in 0.5h, the vehicle in side track
Average speed is 8km/h, and 42km/h is differed with the vehicle average speed in opposite side track, judges that side track is gathered around in road
Stifled situation, the 1st changeable colour traffic marking from road-center graticule in the small side track of vehicle average speed changes face
Color is that the changeable colour traffic marking replacing color at yellow, road-center graticule is white, and congestion side number of track-lines increases by one, separately
Side number of track-lines reduces one.Vehicle average overall travel speed is consistently lower than low velocity threshold, but two directions in setting duration inside lane
The vehicle average speed difference in track is not above differential threshold value, then does not control changeable colour traffic marking to change color.
Optimally, specified link automatic replacing changeable colour traffic marking color in fixed time period can be set, reality is used as
Example is applied, workaday 7 are arranged on:30-9:In 00 period, the 1st in the direction lane that gone out of the city from road-center graticule can
Discoloration traffic marking changes color for yellow automatically, and it is white that the changeable colour traffic marking at road-center graticule changes color automatically
Color, so on weekdays 7:30-9:Gone down town in 00 period direction lane number of track-lines automatically increase by one, go out of the city direction car
The number of track-lines in road reduces by one, the problem of efficiently solving the period property congestion occurred in road automatically.Equally, also can be artificial
Changeable colour traffic marking is controlled to change color.
Optimally, the changeable colour traffic marking for changing color instruction flicker in the fixation duration before changing color is received
Point out driver.As embodiment, the changeable colour traffic marking for changing color instruction sudden strain of a muscle in the 15min before changing color is received
Needed in bright prompting driver, road while the changeable colour traffic marking number for changing color is two, now driver should drive car
The track that flicker changeable colour traffic marking is surrounded is rolled away from, after flicker stops and completes color replacement, then by traffic marking face
Colour code is known to travel in correspondence track.This kind design can effectively evade the replacing unexpected lane change of color road of changeable colour traffic marking and make
Into the hidden danger of security incident.
The invention is not limited in foregoing embodiment.The present invention, which is expanded to, any in this manual to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (10)
1. a kind of intelligent transportation graticule system, it is characterised in that including
Traffic monitoring module, for obtaining vehicle operation data in track；
Data processing module, the congestion coefficient for calculating track；
Control module, for controlling changeable colour to hand over according to whether setting duration inside lane congestion coefficient exceedes lane change threshold value all the time
Logical graticule changes color；
Changeable colour traffic marking.
2. a kind of intelligent transportation graticule system according to claim 1, it is characterised in that the changeable colour traffic marking is set
At the roadmarking for being placed in road-center graticule and the adjacent left and right sides of road-center graticule.
3. a kind of intelligent transportation graticule system according to claim 1, it is characterised in that distinguish the changeable colour of two-way lane
Traffic marking color is yellow, and it is white to be not used in and distinguish the changeable colour traffic marking color of two-way lane.
4. a kind of intelligent transportation graticule system according to claim 1, it is characterised in that congestion coefficient in track can use two sides
The ratio between vehicle flowrate to track is represented.
5. a kind of intelligent transportation graticule system according to claim 4, it is characterised in that utilize the wagon flow of two direction lanes
When the ratio between amount represents track congestion coefficient, it is desirable to which the lane flow amount at least one direction is more than radix vehicle flowrate.
6. a kind of intelligent transportation graticule system according to claim 4, it is characterised in that when having 2N track, lane change
Threshold valueN is no more than N/2 positive integer.
7. a kind of intelligent transportation graticule system according to claim 6, it is characterised in that the vehicle flowrate of two direction lanes it
Than for m, m is met in setting durationWhen n is no more than N/2 positive integer, from road-center graticule
It is variable at yellow, road-center graticule that n-th of changeable colour traffic marking in the few side track of vehicle flowrate, which changes color,
It is white that color traffic marking, which changes color,.
8. a kind of intelligent transportation graticule system according to claim 1, it is characterised in that the control module also can basis
Set whether vehicle average overall travel speed in duration inside lane is consistently lower than the average speed of the vehicle of low velocity threshold and two direction lanes
Whether degree difference exceedes differential threshold value to control changeable colour traffic marking to change color all the time.
9. a kind of intelligent transportation graticule system according to claim any one of 1-8, it is characterised in that receive replacing face
The changeable colour traffic marking of color instruction flash for prompting driver in the fixation duration before changing color.
10. a kind of intelligent transportation graticule system according to claim 1, it is characterised in that also can manually control changeable colour
Traffic marking changes color.
Priority Applications (1)
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| CN201710654382.3A CN107240282A (en) | 2017-08-03 | 2017-08-03 | A kind of intelligent transportation graticule system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710654382.3A CN107240282A (en) | 2017-08-03 | 2017-08-03 | A kind of intelligent transportation graticule system |
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| CN107240282A true CN107240282A (en) | 2017-10-10 |
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ID=59988618
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| CN201710654382.3A Pending CN107240282A (en) | 2017-08-03 | 2017-08-03 | A kind of intelligent transportation graticule system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060487A (en) * | 2019-04-23 | 2019-07-26 | 南京林业大学 | A kind of control method in city tunnel changeable driveway line of demarcation |
| CN111081008A (en) * | 2019-12-06 | 2020-04-28 | 英华达（上海）科技有限公司 | Road marking control method and road marking control system |
| CN111275993A (en) * | 2018-12-04 | 2020-06-12 | 赵舟 | Method and control system for realizing tidal lane control in road section |
| CN111311930A (en) * | 2018-12-12 | 2020-06-19 | 阿里巴巴集团控股有限公司 | Method and device for acquiring traffic flow |
| CN114464005A (en) * | 2022-02-28 | 2022-05-10 | 重庆长安汽车股份有限公司 | Method and system for assisting driving of vehicle |
| CN114999188A (en) * | 2022-05-20 | 2022-09-02 | 清华大学 | Lane isolation marking line control equipment and system, and lane control method and device |
| CN115440060A (en) * | 2022-07-29 | 2022-12-06 | 东风汽车集团股份有限公司 | Dynamic lane management method and system based on vehicle-road cooperation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111275993A (en) * | 2018-12-04 | 2020-06-12 | 赵舟 | Method and control system for realizing tidal lane control in road section |
| CN111311930A (en) * | 2018-12-12 | 2020-06-19 | 阿里巴巴集团控股有限公司 | Method and device for acquiring traffic flow |
| CN111311930B (en) * | 2018-12-12 | 2022-05-31 | 阿里巴巴集团控股有限公司 | Method and device for acquiring traffic flow |
| CN110060487A (en) * | 2019-04-23 | 2019-07-26 | 南京林业大学 | A kind of control method in city tunnel changeable driveway line of demarcation |
| CN111081008A (en) * | 2019-12-06 | 2020-04-28 | 英华达（上海）科技有限公司 | Road marking control method and road marking control system |
| CN114464005A (en) * | 2022-02-28 | 2022-05-10 | 重庆长安汽车股份有限公司 | Method and system for assisting driving of vehicle |
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| CN115440060A (en) * | 2022-07-29 | 2022-12-06 | 东风汽车集团股份有限公司 | Dynamic lane management method and system based on vehicle-road cooperation |
| CN115440060B (en) * | 2022-07-29 | 2023-12-26 | 东风汽车集团股份有限公司 | Dynamic lane management method and system based on vehicle-road cooperation |
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Application publication date: 20171010 |