CN108765979A - A kind of tunnel face driving anti-knock into the back prompt system and method - Google Patents
A kind of tunnel face driving anti-knock into the back prompt system and method Download PDFInfo
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- CN108765979A CN108765979A CN201810579919.9A CN201810579919A CN108765979A CN 108765979 A CN108765979 A CN 108765979A CN 201810579919 A CN201810579919 A CN 201810579919A CN 108765979 A CN108765979 A CN 108765979A
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- 238000001514 detection method Methods 0.000 claims abstract description 87
- 230000010365 information processing Effects 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims abstract description 5
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 2
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
-
- 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
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/025—Services making use of location information using location based information parameters
- H04W4/027—Services making use of location information using location based information parameters using movement velocity, acceleration information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Traffic Control Systems (AREA)
Abstract
This application discloses a kind of anti-prompt systems that knocks into the back of tunnel face driving, including vehicle detection node, decision making device and suggestion speed information suggestion device；Vehicle detection node is sent to information processing decision making device for monitoring the running speed of the vehicle nearest apart from tunnel face and the distance of vehicle distances tunnel face in default detection section；Default detection section is the section for extending default detection length using tunnel face as starting point；Suggestion speed is calculated according to the distance of running speed and vehicle distances tunnel face from vehicle detection node in decision making device；It is recommended that speed information suggestion device be arranged in tunnel face before section on preset at the position of safe length apart from tunnel face, the information alert to test the speed for carrying out suggestion.This system can monitor the driving information of tunnel entrance and/or exit vehicle, and give makes the driver in rear vehicle that can also reduce the generation of rear-end collision even at blind open state in rear vehicle prompt message.
Description
Technical field
The present invention relates to the anti-prompt systems of knocking into the back of vehicle safety travel protection technology field more particularly to a kind of driving of tunnel face
System and method.
Background technology
Tunnel portal and outlet section are the accident section occurred frequently in expressway, since human eye is to the adaptation energy of light intensity
Power is poor, and when entering tunnel outside tunnel, people enters low light environment from strong light environment, and human eye needs about 10 seconds time
Change to adapt to light intensity, the vehicle in tunnel can not be seen clearly substantially at this time, be equivalent to blind open this period；It is driven out to when from tunnel
When, human eye will adapt to the strong light outside tunnel, and due to white hole effect, the visual field of short duration can be whitened, also substantially invisible road and front
Vehicle easilys lead to traffic accident in this way.In order to reduce the traffic accidents such as vehicle rear-end collision, use at present
Method is that speed(-)limit sign is arranged in tunnel face, turns on light in tunnel and makes up the deficiency of light, but these method effects are poor, special
When not being that summer sunlight is contained very much, when white hole effect and blinding effect more protrude.
For these reasons, it this application provides a kind of driving of tunnel face anti-knock into the back prompt system and method, can monitor
The driving information of tunnel entrance and/or exit vehicle is given in rear vehicle prompt message, even if making the driver in rear vehicle
In blind open state, the generation of rear-end collision can be also reduced.
Invention content
For deficiencies of the prior art, this application provides a kind of driving of tunnel face it is anti-knock into the back prompt system and
Method can monitor the driving information of tunnel entrance and/or exit vehicle, give in rear vehicle prompt message, make in rear car
Driver even at blind open state, can also reduce the generation of rear-end collision.
In order to solve the above technical problems, present invention employs the following technical solutions：
A kind of anti-prompt system that knocks into the back of tunnel face driving, including vehicle detection node, decision making device and suggestion speed information prompt
Device；
The vehicle detection node is used to monitor the running speed of the vehicle nearest apart from tunnel face and institute in default detection section
The distance of vehicle distances tunnel face is stated, and is sent to information processing decision making device；The default detection section is to be with tunnel face
Starting point extends the section of default detection length, extends in tunnel portal then tunnel, then extends to outside tunnel in tunnel exit；
The decision making device is calculated according to the distance of running speed and the vehicle distances tunnel face from vehicle detection node
Suggestion speed is obtained, and is sent to suggestion speed information suggestion device；
Apart from tunnel face safe length is preset on the section suggested before speed information suggestion device is arranged in tunnel face
At position, the information alert that tests the speed for carrying out suggestion.
Preferably, the vehicle detection node includes laser ranging transceiver and information process unit；
The laser ranging transceiver is arranged at intervals with multiple, formation fence structure, laser ranging transmitting-receiving along default detection section
Device is used to sense the vehicle of its position point by status information, and is sent to information process unit；
Described information processing unit is used to pass through shape according to the vehicle that the laser ranging transceiver in each vehicle detection node obtains
State information, judges the change in location situation of the vehicle nearest apart from tunnel face in default detection section, and then determines the vehicle
Running speed.
Preferably, the tunnel face includes tunnel portal；The default detection section includes prolonging by starting point of tunnel portal
Stretch the first default detection section of default detection length；The suggestion speed information suggestion device include be arranged in tunnel portal it
The tunnel that enters at the position of safe length is preset apart from tunnel portal suggest speed information suggestion device on preceding section.
Preferably, the tunnel face includes tunnel exit, and the default detection section includes prolonging by starting point of tunnel exit
Stretch the second default detection section of default detection length；The suggestion speed information suggestion device include be arranged in tunnel exit it
The tunnel that goes out at the position of safe length is preset apart from tunnel exit suggest speed information suggestion device on preceding section.
A kind of anti-reminding method that knocks into the back of tunnel face driving, anti-knock into the back of tunnel face driving that the method is applied to as above-mentioned carry
Show system, includes the following steps：
The running speed of the vehicle nearest apart from tunnel face and the vehicle in the default detection section of vehicle detection node monitoring
Distance apart from tunnel face, and it is sent to information processing decision making device；
Running speed and the vehicle of the decision making device according to the laser ranging transceiver acquisition in vehicle detection unit
Distance apart from tunnel face, is calculated suggestion speed U1, U1=(L-l)/s+U2, and L is in default detection section apart from tunnel
For the nearest vehicle of mouth at a distance from tunnel face, l is default safe distance, and s is the adaptation time of human eye after process of passing through tunnel mouth, and U2 is
The speed of the vehicle nearest apart from tunnel face in default detection section；
It is sent to suggestion speed information suggestion device；
The suggestion speed information suggestion device carries out the information alert that suggestion is tested the speed.
Preferably, in the anti-prompt system that knocks into the back of tunnel face driving, the vehicle detection node includes that laser ranging is received
Send out device and information process unit；The laser ranging transceiver is arranged at intervals with multiple, each Laser Measuring along default detection section
It is used to sense the vehicle of its position point by status information away from transceiver, and is sent to information process unit；Described information
Processing unit is used for the vehicle according to each laser ranging transceiver by status information, judges in default detection section apart from tunnel
The change in location situation of the nearest vehicle of mouth, and then determine the running speed of the vehicle, the anti-prompt of knocking into the back of tunnel face driving
Multihop network is formed in method, between each vehicle detection node, information process unit and decision making device to be communicated.
Preferably, further include：
The distance of running speed and the vehicle distances tunnel face is sent to suggestion speed information suggestion device by decision making device；
Running speed of the speed information suggestion device to the vehicle and the distance apart from tunnel face prompt.
In conclusion this application discloses a kind of anti-prompt system that knocks into the back of tunnel face driving, including vehicle detection node, certainly
Plan device and suggestion speed information suggestion device；The vehicle detection node is for monitoring in default detection section apart from tunnel face
The running speed of nearest vehicle and the distance of the vehicle distances tunnel face, and it is sent to information processing decision making device；It is described
Default detection section is the section for extending default detection length using tunnel face as starting point, is extended in tunnel portal then tunnel,
Tunnel exit then extends to outside tunnel；The decision making device according to from vehicle detection node running speed and the vehicle away from
With a distance from tunnel face, suggestion speed is calculated, and is sent to suggestion speed information suggestion device；The suggestion speed information
Suggestion device be arranged in tunnel face before section on preset at the position of safe length apart from tunnel face, for carrying out suggestion survey
The information alert of speed.This system can monitor the driving information of tunnel entrance and/or exit vehicle, give and prompted in rear vehicle
Information makes the driver in rear vehicle that can also reduce the generation of rear-end collision even at blind open state.
Description of the drawings
Fig. 1 is a kind of structure diagram of anti-prompt system that knocks into the back of tunnel face driving disclosed in the present application；
Fig. 2 is a kind of flow chart of anti-reminding method that knocks into the back of tunnel face driving disclosed in the present application；
Fig. 3 is a kind of structural schematic diagram of anti-prompt system that knocks into the back of tunnel face driving disclosed in the present application；
Fig. 4 is the setting schematic diagram of vehicle detection node in a kind of anti-prompt system that knocks into the back of tunnel face driving disclosed in the present application.
Reference sign：Laser ranging transceiver 101, vehicle detection node 103, suggests vehicle at information process unit 102
Fast information presentation device 106, information display board 105, decision making device 104.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
The detailed description explanation of one step.
As shown in Fig. 1, Fig. 3 and Fig. 4, this application discloses a kind of anti-prompt system that knocks into the back of tunnel face driving, feature exists
In, including vehicle detection node, decision making device and suggestion speed information suggestion device；
Vehicle detection node be used to monitor in default detection section the running speed of the vehicle nearest apart from tunnel face and vehicle away from
With a distance from tunnel face, and it is sent to information processing decision making device；Default detection section is to extend to preset as starting point using tunnel face
The section for detecting length, extends in tunnel portal then tunnel, then extends to outside tunnel in tunnel exit；
Suggestion is calculated according to the distance of running speed and vehicle distances tunnel face from vehicle detection node in decision making device
Speed, and it is sent to suggestion speed information suggestion device；
It is recommended that speed information suggestion device be arranged in tunnel face before section on the position of safe length is preset apart from tunnel face
Place, the information alert to test the speed for carrying out suggestion.
In this application, the length for presetting detection section can determines according to actual conditions, and specific value is 200 meters desirable.
The application can realize realization with tunnel portal and/or outlet in one section of road of starting point, to monitor from this section road starting point
The change in location situation of nearest vehicle, to calculate the speed of the vehicle, while using the distance at the vehicle distances hole with
The Calculation of Safety Distance of setting goes out not entering also the suggestion speed of the vehicle of tunnel face.
When it is implemented, vehicle detection node includes laser ranging transceiver and information process unit；
Laser ranging transceiver is arranged at intervals with multiple, formation fence structure, laser ranging transceiver use along default detection section
In the vehicle for sensing its position point by status information, and it is sent to information process unit；
Information process unit is used to be believed by state according to the vehicle that the laser ranging transceiver in each vehicle detection node obtains
Breath, judges the change in location situation of the vehicle nearest apart from tunnel face in default detection section, and then determines the driving of the vehicle
Speed.
Using laser ranging transceiver, technical difficulty is lower for radar meter, and is not easy to visit because default
It surveys on section and exists simultaneously multiple vehicles and influence to sentencing apart from the running speed of the nearest vehicle in tunnel face in default detection section
Disconnected accuracy, and then help preferably to ensure to calculate the accuracy and confidence level for suggesting speed；
In addition, this mode along the multiple nodes of section arranged for interval, additionally it is possible to realize multihop network transmission along band, extend information
Transmission range, the long range wireless transmission especially suitable for information in tunnel.In the application, the interval of vehicle detection node is desirable
Value is 3-5 meters.
When it is implemented, tunnel face includes tunnel portal；Default detection section includes extending in advance by starting point of tunnel portal
If detecting the first default detection section of length；It is recommended that speed information suggestion device includes the section before being arranged in tunnel portal
On apart from tunnel portal preset at the position of safe length enter tunnel suggest speed information suggestion device.
When it is implemented, tunnel face includes tunnel exit, default detection section includes extending in advance by starting point of tunnel exit
If detecting the second default detection section of length；It is recommended that speed information suggestion device includes the section before being arranged in tunnel exit
On apart from tunnel exit preset at the position of safe length go out tunnel suggest speed information suggestion device.
As shown in Fig. 2, disclosed herein as well is a kind of anti-reminding method that knocks into the back of tunnel face driving, method is applied to above-mentioned
The anti-prompt system that knocks into the back of tunnel face driving, includes the following steps：
In S101, the default detection section of vehicle detection node monitoring the running speed of the vehicle nearest apart from tunnel face and vehicle away from
With a distance from tunnel face, and it is sent to information processing decision making device；
S102, decision making device according in vehicle detection unit laser ranging transceiver obtain running speed and vehicle away from
With a distance from tunnel face, be calculated suggestion speed U1, U1=(L-l)/s+U2, L be in default detection section apart from tunnel face most
For close vehicle at a distance from tunnel face, l is default safe distance, and s is the adaptation time of human eye after process of passing through tunnel mouth, and U2 is default
Detect the speed of the vehicle nearest apart from tunnel face in section；
S103, it is sent to suggestion speed information suggestion device；
S104, suggest that speed information suggestion device carries out the information alert that suggestion is tested the speed.
When it is implemented, in the anti-prompt system that knocks into the back of tunnel face driving, vehicle detection node includes laser ranging transceiver
And information process unit；Laser ranging transceiver is arranged at intervals with multiple, each laser ranging transceiver along default detection section
For sensing the vehicle of its position point by status information, and it is sent to information process unit；Information process unit is used for
According to the vehicle of each laser ranging transceiver by status information, vehicle nearest apart from tunnel face in default detection section is judged
Change in location situation, and then determine the running speed of the vehicle, in the anti-reminding method that knocks into the back of tunnel face driving, each vehicle is visited
Composition multihop network between node, information process unit and decision making device is surveyed to be communicated.
Since tunnel is long and narrow enclosed construction, multihop network may be used for the transmission of information and be transmitted, keep away
Exempt from using with network congestion caused by frequency multiple spot simultaneous transmission.
When it is implemented, further including：
The distance of running speed and vehicle distances tunnel face is sent to suggestion speed information suggestion device by decision making device；
Running speed of the speed information suggestion device to vehicle and the distance apart from tunnel face prompt.
Speed information suggestion device is other than speed is suggested in display, in order to make subsequent vehicle more be apparent from front road
It the case where road, can be with the distance of the nearest vehicle distances tunnel face in display distance tunnel face and driving speed.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although passing through ginseng
According to the preferred embodiment of the present invention, invention has been described, it should be appreciated by those of ordinary skill in the art that can
To make various changes to it in the form and details, without departing from of the invention defined by the appended claims
Spirit and scope.
Claims (7)
1. a kind of anti-prompt system that knocks into the back of tunnel face driving, which is characterized in that including vehicle detection node, decision making device and suggestion
Speed information suggestion device；
The vehicle detection node is used to monitor the running speed of the vehicle nearest apart from tunnel face and institute in default detection section
The distance of vehicle distances tunnel face is stated, and is sent to information processing decision making device；The default detection section is to be with tunnel face
Starting point extends the section of default detection length, extends in tunnel portal then tunnel, then extends to outside tunnel in tunnel exit；
The decision making device is calculated according to the distance of running speed and the vehicle distances tunnel face from vehicle detection node
Suggestion speed is obtained, and is sent to suggestion speed information suggestion device；
Apart from tunnel face safe length is preset on the section suggested before speed information suggestion device is arranged in tunnel face
At position, the information alert that tests the speed for carrying out suggestion.
2. the driving anti-prompt system that knocks into the back in tunnel face as described in claim 1, which is characterized in that the vehicle detection node packet
Include laser ranging transceiver and information process unit；
The laser ranging transceiver is arranged at intervals with multiple, formation fence structure, laser ranging transmitting-receiving along default detection section
Device is used to sense the vehicle of its position point by status information, and is sent to information process unit；
Described information processing unit is used to pass through shape according to the vehicle that the laser ranging transceiver in each vehicle detection node obtains
State information, judges the change in location situation of the vehicle nearest apart from tunnel face in default detection section, and then determines the vehicle
Running speed.
3. the driving anti-prompt system that knocks into the back in tunnel face as described in claim 1, which is characterized in that the tunnel face includes tunnel
Entrance；The default detection section includes the first default detection section for extending default detection length using tunnel portal as starting point；
It is described to suggest that speed information suggestion device includes long apart from the default safety of tunnel portal on section before being arranged in tunnel portal
Suggest speed information suggestion device in the tunnel that enters at the position of degree.
4. the driving anti-prompt system that knocks into the back in tunnel face as described in claim 1, which is characterized in that the tunnel face includes tunnel
Outlet, the default detection section include the second default detection section for extending default detection length using tunnel exit as starting point；
It is described to suggest that speed information suggestion device includes long apart from the default safety of tunnel exit on section before being arranged in tunnel exit
Suggest speed information suggestion device in the tunnel that goes out at the position of degree.
5. a kind of anti-reminding method that knocks into the back of tunnel face driving, which is characterized in that the method is applied to as claim 1-5 is any
The anti-prompt system that knocks into the back of tunnel face driving described in, includes the following steps：
The running speed of the vehicle nearest apart from tunnel face and the vehicle in the default detection section of vehicle detection node monitoring
Distance apart from tunnel face, and it is sent to information processing decision making device；
Running speed and the vehicle of the decision making device according to the laser ranging transceiver acquisition in vehicle detection unit
Distance apart from tunnel face, is calculated suggestion speed U1, U1=(L-l)/s+U2, and L is in default detection section apart from tunnel
For the nearest vehicle of mouth at a distance from tunnel face, l is default safe distance, and s is the adaptation time of human eye after process of passing through tunnel mouth, and U2 is
The speed of the vehicle nearest apart from tunnel face in default detection section；
It is sent to suggestion speed information suggestion device；
The suggestion speed information suggestion device carries out the information alert that suggestion is tested the speed.
6. the driving anti-reminding method that knocks into the back in tunnel face as claimed in claim 5, which is characterized in that the tunnel face driving is anti-to be chased after
In tail prompt system, the vehicle detection node includes laser ranging transceiver and information process unit；The laser ranging is received
Hair device is arranged at intervals with multiple, vehicle of each laser ranging transceiver for sensing its position point along default detection section
By status information, and it is sent to information process unit；Described information processing unit is used for according to each laser ranging transceiver
Vehicle judges the change in location situation of the vehicle nearest apart from tunnel face in default detection section, and then really by status information
The running speed of the fixed vehicle, the tunnel face are driven a vehicle in the anti-reminding method that knocks into the back, each vehicle detection node, information processing list
Composition multihop network is communicated between member and decision making device.
7. the driving anti-reminding method that knocks into the back in tunnel face as claimed in claim 5, which is characterized in that further include：
The distance of running speed and the vehicle distances tunnel face is sent to suggestion speed information suggestion device by decision making device；
Running speed of the speed information suggestion device to the vehicle and the distance apart from tunnel face prompt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810579919.9A CN108765979B (en) | 2018-06-07 | 2018-06-07 | Tunnel portal driving rear-end collision prevention prompting system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810579919.9A CN108765979B (en) | 2018-06-07 | 2018-06-07 | Tunnel portal driving rear-end collision prevention prompting system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108765979A true CN108765979A (en) | 2018-11-06 |
| CN108765979B CN108765979B (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810579919.9A Expired - Fee Related CN108765979B (en) | 2018-06-07 | 2018-06-07 | Tunnel portal driving rear-end collision prevention prompting system and method |
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Cited By (6)
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| CN110378077A (en) * | 2019-09-03 | 2019-10-25 | 重庆交通大学 | Tunnel luminous environment dynamic dark adaptation experimental method and device based on driver's seat |
| CN111076896A (en) * | 2019-12-31 | 2020-04-28 | 招商局重庆交通科研设计院有限公司 | Method and system for testing instantaneous blinding effect of tunnel exit under low-angle sunlight |
| CN113345232A (en) * | 2021-06-02 | 2021-09-03 | 北京振兴计量测试研究所 | Tunnel safe passing speed prediction system and method |
| CN113516848A (en) * | 2021-09-09 | 2021-10-19 | 浙江高速信息工程技术有限公司 | Directional tweeter control method and system applied to expressway |
| CN113823094A (en) * | 2021-11-17 | 2021-12-21 | 四川九通智路科技有限公司 | Tunnel real-time monitoring management system and method based on traffic flow big data |
| CN114049844A (en) * | 2021-11-22 | 2022-02-15 | 章志龙 | Highway tunnel vision safety guiding device |
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| CN113516848B (en) * | 2021-09-09 | 2021-11-30 | 浙江高速信息工程技术有限公司 | Directional tweeter control method and system applied to expressway |
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