CN201210351Y - Intelligent electronic guidance system for fog zone of highway - Google Patents
Intelligent electronic guidance system for fog zone of highway Download PDFInfo
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- CN201210351Y CN201210351Y CNU2008200846937U CN200820084693U CN201210351Y CN 201210351 Y CN201210351 Y CN 201210351Y CN U2008200846937 U CNU2008200846937 U CN U2008200846937U CN 200820084693 U CN200820084693 U CN 200820084693U CN 201210351 Y CN201210351 Y CN 201210351Y
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Abstract
The utility model relates to a highway fog region intelligent electronic inducible system, comprising a visibility detector, a vehicle detector, a remote video recorder, a dynamic node detector, a node controller, a region controller, a surveillance center, a digital video recorder, an intelligence display panel, an acousto-optic alarm, a light illumination, a LED dual-color induction lamp; the region controller is sequentially connected with the visible detector, the vehicle detector, the remote video recorder, the surveillance center, the intelligence display panel, the acousto-optic alarm and the light illumination; digital video recorder is connected with the remoter video recorder and the control center; the control center is connected with the node controller; the node controller is connected with the dynamic node detector; the dynamic node detector is connected with the LED dual-color induction lamp. By combining a plurality of modern surveillance and detection technologies and disposing with the LED dual-color induction lamp, this utility model can automatically identify vehicle entering the fog region as mobile object, and control to keep safe distance among moving vehicles according to color, changes and amounts of the LED dual-color induction lamps, in order to enhance traffic management and distance control for the highway against emergent severe weather of heavy fog.
Description
Technical field:
The utility model relates to a kind of electronic induction system, particularly a kind of expressway fog zone smart electronics inducible system.
Background technology:
Highway is with high speed, convenient, high flow capacity and celebrated safely, the traffic hazard sum and the mortality ratio of general developed country highway have only 1/3 to 1/2 of common road, and according to the interrelated data statistics, accident rate on China's highway and mortality ratio are but all greater than common road.Wherein the accident that causes because of boisterous influences such as mists again just accounts for nearly 1/4 of total number of accident.
Mist is because ground and near-earth atmosphere are lowered the temperature rapidly, and the state that reaches capacity of the steam in the atmosphere condenses into little water droplet crystalline substance, swims in formed a kind of weather phenomenon in the atmosphere.Mist is boundless and indistinct in subaerial atmospheric envelope, can make the visual field become dimmed unclear, and visibility reduces, the safety of transport facility during influence is travelled, the safety of the vehicle of especially running at high speed.
Highway is got on the bus, and the flow velocity degree is fast, flow is big and the totally enclosed characteristics of highway, requires vehicle to slow down arbitrarily and to stop, so highway one meets mist, traffic hazard just takes place very easily.Modal is the traffic hazard that many cars knock into the back continuously.
Though very strong randomness and sudden takes place to have zonal thick fog, it also is regular governed simultaneously.It has regionality, seasonality and the time sex-limited, especially aspect the influence of highway, the territorial characteristics of thick fog shows particularly outstandingly.It often occurs in some corries, hypsography low-lying, humidity or highway both sides special locations such as paddy field, coastal bridge.The traffic hazard major part that causes because of mist on the highway all occurs in these thick fogs and easily sends out the highway section.So grasping fog pollution takes place on the highway rule and characteristics, emphasis utilizes the modernization science and technology to these thick fog multi-happening sections, take certain advance notice and traffic control measure, reducing time in envelope road and number of times, raising highway is fully possible in the traffic capacity in greasy weather and the probability of generation that improves security, the reduction accident of highway operation.
The order phase to local regional after the burst thick fog takes place, solves highway and reduces the blocked road time both at home and abroad, makes vehicle safe driving propose various solutions again simultaneously, has also carried out various tests, the major measure scheme of taking:
(1) takes the visibility detector, fog-zone visibility is detected.
(2) wagon detector of dependence ground coil type is detected and real-time statistics car speed, flow.
(3) lighting and inducing is set up light fixture in thick fog zone occurred frequently, increases the brightness of fog-zone.In the both sides, road the light induction sign is installed, guided vehicle is advanced in the middle of highway, prevents to roll away from highway.
(4) video detecting monitoring utilizes video camera that the fog-zone environment is carried out artificial judgment.
(5) information issue utilizes variable information board, variable speed-limit sign the vehicle that carries out the fog-zone to be carried out the prompting of road conditions, the speed of a motor vehicle, spacing.
(6) broadcasting is reminded, and utilizes broadcasting to maintain safe distance fog-zone prompting driver.
(7) PC control, the data by the visibility detector and the video camera at scene are passed back start at the light induction sign of the data area of setting to the scene.
Above typical scenario all is to adopt the passive type apparatus for deivation, though can effectively point out the driver to enter the fog-zone takes care and travels, but vehicle is when entering the burst fog-zone, can only be by observing the induction sign of fog-zone both sides of highway, vehicle is unlikely to hit the roadside guardrail, the low visibility that influences owing to thick fog, the driver does not understand the distance of front vehicles, blindly follow-up very easily causes the vehicle rear-end collision accident to take place, therefore low visibility during in 100 meters most of freeway management person only take the measure of sealing.
Summary of the invention:
Technical problem to be solved in the utility model is to overcome existing above-mentioned deficiency in the prior art, and provide a kind of expressway fog zone smart electronics inducible system, solution in the mountain area, the burst thick fog visibility that takes place of depression, seashore is below 100 meters, vehicle still can safety traffic under the situation of not sealing.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: expressway fog zone smart electronics inducible system is divided into following subsystem:
● detection subsystem
Comprise visibility detector, wagon detector, remote control camera, dynamic node detector, Node Controller.
● the network service control subsystem
Comprise zone controller, center host and Control Software, node control system CAN agreement, communication module UART agreement.
● information issue subsystem
Comprise information display board, broadcasting and sound and light alarm.
● light elicitor system
Comprise lighting, the double-colored induced light of LED.
System mainly is made of following function device.
1, visibility detector: visibility sensor is visibility (mist) measuring equipment of a kind of high precision, good reliability, and its sensor can provide real-time visibility parameter, and the reason that the energy display visibility weakens can be distinguished mist, dust or other dried particle.Its data collection processor adopts high-performance processor, is responsible for gathering, handling the detected visibility data of visibility sensor, and analysis result is uploaded.This data collection processor provides RS232 (or RS485) communication interface.The visibility detector is used for the fog-zone environmental monitoring, visibility below 500 meters to Surveillance center's computing machine transmitting data information, wake dynamic node detector, vehicle dynamic node up and survey controller power source.Visibility more than 500 meters to center host and Control Software transmitting data information powered-down.
2, wagon detector: adopt wagon detector to detect the service datas such as flow, the speed of a motor vehicle, roadway occupancy of highway section, fog-zone vehicle.When car blockage or when traffic hazard takes place, the wagon detector of this place's check point will be in possession state for a long time, this abnormality occurs, and the center host control system information that can give a warning causes operator on duty's attention, reaches the purpose of alarm.The various data that wagon detector is uploaded can utilize the data computation of wagon detector to go out spacing by center host software, for the monitor staff provides on-the-spot above-mentioned real time data, the monitor issues information such as slowing down, point out, warn, dredge by outfield distribution apparatus such as broadcasting, variable speed-limit sign, variable information boards.
3, remote control camera: remote control camera is arranged near the houselights, be used for fog situation, state of visibility are confirmed, video camera can be seen apart from 100 meters left and right sides bulbs of video camera in the time of mist, can judge that then visibility greater than 100 meters, can carry out speed limit and info alert.When video camera can't be seen bulb, can judge visibility less than 100 meters, to carry out fog-zone control and vehicle guidance.
Remote control camera provides realtime graphic information for Surveillance center's DVR, for the monitor provides fog-zone generation state and the on-the-spot vehicle ' situation of observing, video camera can be transformed into the problem road area and implement video monitoring when abnormal conditions take place, and allows the monitor make accurate judgment according to circumstances and processing in time.
4, dynamic node detector: be the vehicle dynamic node detector, every complete equipment all is set with the unique address sign indicating number and is convenient to identification, device interior software can organically link together adjacent vehicle dynamic node detector, can establish one's own system, and self working state is sent to Node Controller; When Node Controller breaks down or interrupts with Surveillance center's computing machine and Control Software network, can be according to last setting, the double-colored induced light color conversion of LED quantity is carried out continuous dynamic instrumentation to the vehicle that sails the fog-zone into, and correct induces mark to carry out control to light.
5, Node Controller: solve the double-colored induced light of LED that dynamic node detector has jurisdiction over red with amber light conversion small cup number and safe distance adjusting, set time is to the flicker correction frequency of the red induced light of dynamic node detector issue LED, poll vehicle dynamic node detector duty, information such as each dynamic node detector working condition are beamed back center host and Control Software, accept the software control of center host.
6, zone controller: use the formation function of PLC programmable controller to become the Region control machine, be used for stored programme, logical operation, sequential control, purpose below realizing:
(1) communicates by letter just often between Region control machine and center host, then gather and upload on-the-spot each device data, and receive the control program of center host remote-control data, correction, issuing command downwards, the working condition of each field apparatus of feedback in real time simultaneously.
(2) between Region control machine and the center host during communication disruption, according to prefabricated controlling schemes, data issue control and the induction information that detects according to the scene automatically in advance.Carry out the instruction that center host was originally issued to information display board, Node Controller, the remote control camera of fog-zone.
7, center host and Control Software: it constitutes Surveillance center's control and management facility, comprise that mainly mist detects control computer, display device and Control Software, main frame carries out analysis confirmation after receiving the detection data in outfield, determine control corresponding and induction scheme according to corresponding analysis result, after the keeper confirms by the fog-zone video camera these data are sent to external field evoked equipment and show to induce and to control traffic.
8, node control system CAN agreement, communication module UART agreement: the CAN agreement can communicate with 120 dynamic node detectors at most, surpass 120 node detectors in long highway section, can increase by 1 Node Controller with CAN agreement, parallel with one another between the Node Controller, the total amount of detector is expanded, and the CAN Node Controller intercoms by communication module UART mutually with Surveillance center.
9, information display board: information shows that the equipment of inducing mainly comprises variable speed-limit sign, variable information board and high-brightness LED space confirmation sign, can be when no mist produces according to the current state of highway, equipment normally uses, if when abnormal conditions such as dense fog were arranged, the supvr can issue corresponding speed limit, induce or seal information such as highway section by variable information board and variable speed-limit sign.
10, broadcasting, sound and light alarm: the information that the monitor of Surveillance center collects according to visibility detector, wagon detector, remote control camera, Node Controller, the fog-zone vehicle running state is made judgement, note maintaining safe distance with voice broadcast service prompting or alerting driver, the change color of the double-colored induced light of LED of requirement Si Ji lookout trackside drives with caution; The sound and light alarm that is installed in the loudspeaker vertical rod is worked simultaneously, enhancing your vigilance property of prompting driver.
11, lighting:, can provide the range finding object of reference to remote control camera again for remote control camera, road provide brightness of illumination.
12, the double-colored induced light of LED: form by high-brightness LED yellow and red light emitting diodes, the cruising range mark is the LED yellow light, dangerous range mark is the red blinking light of LED, vehicle enter the fog-zone subsequently the LED induced light be converted to the red blinking light of LED by the LED yellow, in the safe distance that vehicle is advanced, be the red blinking light of LED, exceed at vehicle after the safe distance of setting, the red blinking light of LED promptly is converted to the LED yellow and induces light.Rear crash event only otherwise exceed the LED yellow and induce light to advance just can not take place in vehicle.Safe distance adjusting be the driving order that provides by dynamic node detector, the monitor that order derives from Surveillance center requires to set according to the visibility of fog-zone.
LED bi-colour light photo-induction leading lights also can provide the visibility range finding object of reference of fog-zone for remote control camera, the monitor is a reference point with the LED bi-colour light photo-induction leading lights of close video camera when observing visibility, quantity to the LED bi-colour light photo-induction leading lights that can see calculates the fog-zone range of visibility.
Zone controller of the present utility model all is connected with visibility detector, wagon detector, remote control video recorder, center host, information display board, sound and light alarm, lighting, DVR is connected with remote control video recorder, control center's main frame, control center's main frame is connected with Node Controller, Node Controller is connected with several dynamic node detectors, and each dynamic node detector is connected with two groups of double-colored induced lights of LED.
The utility model is in conjunction with modern multiple monitoring, Detection Techniques, the vehicle that sails the fog-zone into is discerned automatically as mobile object, designed the double-colored induced light of LED, color, variation and quantity according to the double-colored induced light of LED, the safe distance of the vehicle during control is advanced and the required maintenance of vehicle of front has been strengthened when burst thick fog inclement weather the traffic management and the spacing of freeway traffic being controlled.
Native system reasonably is laid in the highway thick fog and easily sends out the highway section, will realize following target:
(1) foggy district road section traffic volume situation is monitored.
(2) in time find the generation of mist by the outfield checkout equipment, carry out traffic guidance and caution, speed limit, guarantee driving safety.
(3) effectively overcome the influence of fog-zone, reduce envelope road time and number of times freeway traffic.
Description of drawings:
Fig. 1 is the schematic layout pattern of the utility model embodiment.
Fig. 2 is the structural representation of the utility model embodiment.
Fig. 3 is that the process synoptic diagram is induced in the detecting of the utility model embodiment.
Fig. 4 is the working state figure of the utility model embodiment double-colored induced light of LED before vehicle enters the fog-zone.
Fig. 5 is the working state figure of the utility model embodiment double-colored induced light of LED after vehicle enters the fog-zone.
Fig. 6 is the working state figure of the utility model embodiment double-colored induced light of LED when vehicle enters the fog-zone and keeps a safe distance.
Fig. 7 is the working state figure of the utility model embodiment double-colored induced light of LED when vehicle enters the fog-zone and enters risk distance.
Embodiment:
Referring to Fig. 1～Fig. 7, the utility model embodiment vehicle detection intelligent control unit comprises the CAN communication protocol and the control program thereof of visibility detector 1, wagon detector 2, remote control video recorder 3, dynamic node detector 4, Node Controller 5, zone controller 6, Surveillance center 7, DVR 8, information display board 9, sound and light alarm 10, lighting 11, the double-colored induced light 12 of LED, local area network (LAN) CAN and control system.Zone controller 6 all is connected with visibility detector 1, wagon detector 2, remote control video recorder 3, Surveillance center 7, information display board 9, sound and light alarm 10, lighting 11, DVR 8 is connected with remote control video recorder 3, control center 7, control center 7 is connected with Node Controller 5, Node Controller 5 is connected with several dynamic node detectors 4, and each dynamic node detector 4 is connected with two groups of double-colored induced lights 12 of LED.Connection between visibility detector 1, wagon detector 2, remote control video recorder 3, dynamic node detector 4, Node Controller 5, zone controller 6, Surveillance center 7, DVR 8, information display board 9, sound and light alarm 10, lighting 11, the double-colored induced light 12 of LED all can adopt local area network (LAN) CAN to realize.Control center 7 is provided with control center's main frame, power supply U and communication module UART.
The design of dynamic node detector 4 is based on the microwave circuit basis, utilize Doppler's principle, the reflection wave of microwave emission when movement of objects, when the microwave receiving terminal receives reflection wave, the reflection electric charge runs up to certain amount, give amplifier signal conveys, amplify the signal conveys of shaping through two-stage and give the CAN chip, the CAN chip is according to the control program of writing in advance, to red, the double-colored induced light 12 of yellow LED is controlled, and relevant data sent to Node Controller 5, Node Controller 5 uploads to Surveillance center's 7 main frames and control program thereof to data by local area network (LAN) CAN.
The native system technical characterstic mainly is that vehicle is carried out dynamic detection, set to show safe distance the double-colored light of inducing of LED, vehicle enter dangerous apart from the time, strong caution inducing action is arranged, allow the human pilot deceleration only follow the double-colored induced light 12 of safe indication LED and advance, just vehicle rear-end collision can not take place.
Because local fog-zone is created in the influence of highway 2 kilometers-kilometer range more than 10, the coverage of local fog-zone is bigger, dynamic node detector 4 is installed just relatively many, for solving communicating by letter of dynamic node detector 4 and Node Controller 5, adopt existing RS-232, RS-485 communication mode obviously can not satisfy the demand of high amount of traffic, each dynamic node detector 4 adopts the Ethernet transmission cost too high.Adopt the bus transfer of CAN agreement for each dynamic node detector 4 of this this subsystem, the CAN agreement can communicate with 120 dynamic node detectors 4 at most, in long highway section if need to surpass 120 dynamic node detectors 4, can increase by 1 Node Controller 5 with CAN agreement, parallel with one another between the Node Controller 5, the total amount of detector is expanded, and CAN Node Controller 5 intercoms by communication module UART interface mutually with Surveillance center 7.This agreement has been stipulated between CAN Node Controller 5 and the dynamic node detector 4, the communication protocol functions between dynamic node detector 4 and dynamic node detector 4 nodes:
(1) dynamic node detector 4 toggle switch data read N_DB[0..7], as the id number of this node,, then report and submit data to Node Controller 5 by the CAN bus if under powering state, change is arranged.
(2) dynamic node detector 4 detects power supply electrical level, external power service area 12V～24V, and when power supply was lower than 12V * (1-10%), system reported and submitted data by the CAN bus to Node Controller 5 simultaneously by the prompting of overLOW pilot lamp.
(3) dynamic node detector 4 is as external interrupt signal car_being, in case car_being is occurred by negative edge, system enters interrupt mode immediately, and outwards reports and submits data in the CAN bus.
When (4) system needed dynamic node detector 4 to light affiliated red light or amber light, exporting corresponding control level red_LED or yellow_LED was high level, otherwise is low level; Gather each lamp simultaneously and flow through current signal, adopt signal red1/red2 or yellow1/yellow2.If when this sampled signal that has does not have, report and submit data to Node Controller 5, represent the fault of certain lamp by the CAN bus.
(5) node is surveyed controller N road CAN bus: dynamic node detector 4 adopts 1 road CAN bus, intercommunication mutually, communicating requirement: can judge detector wrong report, fail to report and do not influence the safety warning distance.
Vehicle sails dynamic node detector 4 scopes into, makes the double-colored induced light 12 of LED change to the safety traffic signal after the interior nothing of safety warning distance is followed under the car situation, surpassed the safety warning distance.
After vehicle sails dynamic node detector 4 scopes into, in safety warning distance, have with the car situation under, a car place headed by the double-colored induced light 12 caution signal starting points of LED, end point is a safety warning distance after the vehicle of end.
The safety warning distance of dynamic node detector 4 can be surveyed manually control on the controller panel at node, also can be by the monitor of Surveillance center regulating and controlling, both all are sent to Node Controller 5 by the UART control protocol, are sent to each dynamic node detector 4 by Node Controller 5 by CAN again.
Self check, inspection function: can judge the fault of vehicle dynamic node detector 4, node detection controller, the fault state (CAN bus) of each lamp in each node duty, the course of work when comprising start, and upload Surveillance center's (UART interface).
(6) power supply U starts or the available three kinds of modes that reset: 1 control of visibility detector, communication module UART, manual control are that RESET and switch carry out.Surveillance center starts by UARTO notice " system controller " or resets, and can notify each many node detectors to start by the CAN bus again or resets.
The Node Controller 5 of the utility model embodiment intercoms by communication module UART interface mutually with Surveillance center 7, communication module UARTO communication protocol functions:
(1) Node Controller 5 per 10 minutes output synchronizing signals are proofreaied and correct the light flash frequency of vehicle dynamic node detector 4, make the frequency unanimity of the LED blinking red lamp of system-wide section.
(2) early warning line length is that the control of safe distance (80 meters, 96 meters, 112 meters, 128 meters) can be switched by Node Controller 5 buttons, and is shown in the double-colored induced light 12 of each LED.Report and submit data by communication module UARTO to host computer simultaneously.
(3) detection of Node Controller 5 system's power supply electrical levels, the theoretical requirement provides direct current 15V, and when power supply U was lower than nominal value * (1-10%), system was pointed out by pilot lamp, reported and submitted data by communication module UARTO to host computer simultaneously.
(4) self check, inspection function: can judge the fault of vehicle dynamic node detector 4, Node Controller 5, each node duty when comprising start, and upload Surveillance center.
(5) dynamic node detector 4 safety warnings distance also can be by Surveillance center's regulating and controlling, and both all are sent to each Node Controller 5 by communication module UART node control agreement, are sent to each dynamic node detector 4 by Node Controller 5 by CAN again.
During concrete the application, dynamic node detector 4 is two-way in the scope of fog-zone to be provided with a cover along trackside every 16 meters (can adjust), and vehicle enters the dynamic node detector 4 that promptly is installed in curb before the scope of fog-zone and follows the tracks of and survey.Dynamic node detector 4 can be made rapid reflection to 1-80 kilometers speed of the speed of a motor vehicle, per 8 meters (can adjust) installs cover double-colored (red, a Huang) induction sign lamp, the double-colored induced light 12 of two cover LED is connected with dynamic node detector 4 control terminals, the double-colored induced light 12 of every cover LED is divided into warning notice 121 (red flicker), induction sign 122 (yellow), two cover induction sign lamps are in parallel, be installed on the fence upright and bridge horizontal bar of highway both sides, its put in order into vehicle dynamic node detection device 4 preceding, the double-colored induced light 12 of LED after, referring to Fig. 3.
When the fog-zone hazes, dynamic node detector 4 and Node Controller 5 power on automatically and start working, and when vehicle entered the fog-zone, the double-colored induced light 12 of LED reached the caution driver and controls the speed of a motor vehicle and spacing by following scheme.
(1) before vehicle enters the fog-zone, the double-colored induced light 12 of the LED of road both sides is yellow, as shown in Figure 4.
(2) after vehicle enters the fog-zone, double-colored induced light 12 whole process of the LED of vehicle heading both sides are set at yellow, vehicle ' is passed through, dynamic node detector 4 has detected vehicle when passing through, one group of induction sign lamp at dynamic node detector 4 places is shown in red flicker, with the vehicle at prompting rear, as shown in Figure 5.
(3) when vehicle during by 5 groups of (preestablishing) dynamic node detectors 4, the dynamic node detecting device 4 of this group detects vehicle to be passed through, at this moment, the double-colored induced light 12 of the LED at the 1st group of place becomes yellow again, promptly the travel zone of 80 meters of rear view of vehicle is LED red colored lamp flicker zone, as shown in Figure 6, thereby reach the caution front vehicle, the effect of control spacing.
(4) front truck sail into the fog-zone with after the vehicle that enters drawn back safe distance (above 80 meters), the front truck back double-colored induced light 12 of 80 meters later LED becomes yellow, as shown in Figure 7.
This highway section, external fog-zone is provided with broadcasting and sound and light alarm, the monitor of Surveillance center can observe the duty of the double-colored induced light 12 of LED in whole piece highway section by graphical interfaces, cross near or speed of a motor vehicle when too fast when dynamic node detecting device 4 detects spacing, monitoring broadcasting and sound and light alarm 10 can point out the driver to slow down, note front vehicles, maintain safe distance, guard against and knock into the back.
High-brightness LED space confirmation sign also is set in the highway section, fog-zone, is convenient to the spacing that driving vehicle keeps safety.
The vehicular traffic control prediction scheme of the utility model embodiment:
Present design is defined as the fog-zone with four kilometers highway sections on certain highway, and according to the relevant laws and regulations of country, drafts as next cover fog-zone traffic control prediction scheme in conjunction with the actual conditions of this section fog-zone.
1, visibility is greater than 200 meters during less than 500 meters, the variable information board 91 of information display board 9 shows information such as " opening fog lamp; slow down and go slowly ", remind the driver to be about to enter the fog-zone, so that slow down in advance, the instruction of the variable speed-limit sign 92 issue speed limits " 80 " and " deceleration is gone slowly " of information display board 9; The person on duty of Surveillance center also can observe the road conditions and the vehicle flowrate of fog-zone by remote control camera; Space confirmation and warning system are started working, and remind the driver to maintain safe distance;
2, when visibility greater than 100 meters during less than 200 meters, all vehicles that enter the fog-zone are all induced in last charge station sail out of highway, and remind these vehicles to go up highway again, remind the driver to drive with caution, strict simultaneously control " overrun vehicle " (superelevation, super wide, overweight) enters highway; Variable information board 91 shows information such as " open fog lamp, slow down and go slowly ", reminds the driver to be about to enter the fog-zone, so that slow down in advance; The instruction of variable speed-limit sign 92 issue speed limits " 60 " and " deceleration is gone slowly "; Space confirmation and warning system are started working, and remind the driver to maintain safe distance; Electric light induces mark to start working, and identifies road profile, and center person on duty's Advise By Wire traffic police and road administration department strengthen along the line the tour simultaneously;
3, when visibility greater than 50 meters during less than 100 meters, all vehicles that enter the fog-zone are all induced in last charge station sail out of highway, and remind these vehicles to go up highway again, and remind the driver to drive with caution, strict control " overrun vehicle " simultaneously enters highway; Variable information board 91 shows information such as " open fog lamp, slow down and go slowly ", reminds the driver to be about to enter the fog-zone, so that slow down in advance; The instruction of variable speed-limit sign 92 issue speed limits " 40 " and " deceleration is gone slowly "; Space confirmation and warning system are started working, and remind the driver to maintain safe distance; Electric light induces mark to start working, and identifies road profile, and center person on duty's Advise By Wire traffic police and road administration department strengthen along the line the tour simultaneously;
4, show that greater than 20 meters variable information boards during less than 50 meters 91 " open fog lamp, slow down and go slowly ", " please maintain safe distance 50 meters " " please arrive the service area rest when visibility! " etc. information; The instruction of variable speed-limit sign 92 issue speed limits " 20 " and " deceleration is gone slowly "; Electric light induces mark to start working, and identifies road profile.To sail the vehicle that comes from the place ahead stops in charge station, control clearance speed at the inlet of charge station then, per minute is let pass 1～2, and strict control " overrun vehicle " enters highway, road administration department sends cruiser to strengthen along the line the tour, and adopting cruiser to lead fleet's mode, circulation comes and goes between 2 charge stations in the scope of fog-zone;
5, when visibility during less than 20 meters, the green tiltedly bottom right arrow of track indicator for displaying, the vehicle that guiding comes from the place ahead enters ring road, sails out of highway, and the suggestion road closure.
Claims (5)
1, a kind of expressway fog zone smart electronics inducible system, it is characterized in that: be provided with the visibility detector, wagon detector, remote control camera, dynamic node detector, Node Controller, zone controller, Surveillance center, DVR, the information display board, the double-colored induced light of LED, zone controller and visibility detector, wagon detector, the remote control video recorder, Surveillance center, the information display board all connects, DVR and remote control video recorder, control center connects, control center is connected with Node Controller, Node Controller is connected with dynamic node detector, and dynamic node detector is connected with the double-colored induced light of LED.
2, expressway fog zone smart electronics inducible system according to claim 1, it is characterized in that: also be provided with sound and light alarm, sound and light alarm is connected with zone controller.
3, expressway fog zone smart electronics inducible system according to claim 1, it is characterized in that: also be provided with lighting, lighting is connected with zone controller.
4, expressway fog zone smart electronics inducible system according to claim 1, it is characterized in that: the information display board is provided with variable speed-limit sign, variable information board, and variable speed-limit sign, variable information board all are connected with zone controller.
5, expressway fog zone smart electronics inducible system according to claim 1, it is characterized in that: each dynamic node detector is connected with the double-colored induced light of two cover LED, the double-colored induced light of every cover LED is provided with warning notice, induction sign, and the distance between the double-colored induced light of every cover LED is 8 meters.
Priority Applications (1)
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| CN102436762A (en) * | 2011-09-20 | 2012-05-02 | 浙江大学城市学院 | Highway intelligent aided guidance system based on GPRS (General Packet Radio Service)/CDMA (Code Division Multiple Access) wireless network and control method thereof |
| CN102568226A (en) * | 2011-12-16 | 2012-07-11 | 东南大学 | High speed variable speed limit control method based on adverse weather conditions |
| CN102819960A (en) * | 2011-06-10 | 2012-12-12 | 交通运输部公路科学研究院 | Guide method and system for driving vehicle in fog region |
| CN102842240A (en) * | 2012-09-07 | 2012-12-26 | 辽宁金洋集团信息技术有限公司 | Early warning system for safety traffic of vehicle in fog region and safety traffic guidance method based on early warning system |
| CN103136942A (en) * | 2011-11-22 | 2013-06-05 | 支录奎 | Study on automatic traffic signboard modification and over-speed camera snapshot parameters based on concentration of dense fog |
| CN103260306A (en) * | 2013-03-13 | 2013-08-21 | 深圳力电世纪科技有限公司 | Intelligent fog lamp and induction control system thereof |
| CN104008663A (en) * | 2014-05-29 | 2014-08-27 | 重庆泉路交通科技有限公司 | Intelligent identification, caution and early-warning system for running tracks in low-visibility environment |
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| CN105913662A (en) * | 2016-06-20 | 2016-08-31 | 山东交通学院 | Intelligent highway mist zone guiding system |
| CN106530770A (en) * | 2016-12-01 | 2017-03-22 | 清华大学 | Agglomerate fog road section driving safety intelligent detection and early warning method and system |
| CN106548636A (en) * | 2016-12-12 | 2017-03-29 | 青岛亮佳美智能科技有限公司 | A kind of real-time misty rain warning system |
| CN106638348A (en) * | 2016-10-10 | 2017-05-10 | 山东中安科技股份有限公司 | Fog area induced lamp networking synchronous flickering method |
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| CN107248245A (en) * | 2017-06-06 | 2017-10-13 | 余姚德诚科技咨询有限公司 | Flashing intensity control platform for warning lamp |
| CN109887315A (en) * | 2019-04-02 | 2019-06-14 | 西安科诺维智能交通研究院有限公司 | The ad hoc network induced light induced safely for highway low visibility rain and fog weather |
| CN110258375A (en) * | 2018-03-12 | 2019-09-20 | 中移物联网有限公司 | A kind of traffic guidance method, system and computer readable storage medium |
| CN112863201A (en) * | 2021-01-07 | 2021-05-28 | 武汉理工大学 | Guiding method based on expressway agglomerate fog area multi-stage early warning system |
| CN113724513A (en) * | 2021-11-02 | 2021-11-30 | 西南交通大学 | Vehicle driving guiding method, device and equipment in fog region and readable storage medium |
| CN116504087A (en) * | 2023-03-17 | 2023-07-28 | 武汉东猿信息技术有限公司 | Highway low-visibility safe driving auxiliary method and device |
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| CN102819960A (en) * | 2011-06-10 | 2012-12-12 | 交通运输部公路科学研究院 | Guide method and system for driving vehicle in fog region |
| CN102819960B (en) * | 2011-06-10 | 2015-04-15 | 交通运输部公路科学研究院 | Guide method and system for driving vehicle in fog region |
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| CN102842240A (en) * | 2012-09-07 | 2012-12-26 | 辽宁金洋集团信息技术有限公司 | Early warning system for safety traffic of vehicle in fog region and safety traffic guidance method based on early warning system |
| CN103260306A (en) * | 2013-03-13 | 2013-08-21 | 深圳力电世纪科技有限公司 | Intelligent fog lamp and induction control system thereof |
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| CN104008663B (en) * | 2014-05-29 | 2016-11-23 | 重庆泉路交通科技有限公司 | The warning of driving trace Intelligent Recognition and early warning system under low-visibility conditions |
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| CN106548636A (en) * | 2016-12-12 | 2017-03-29 | 青岛亮佳美智能科技有限公司 | A kind of real-time misty rain warning system |
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| CN107248245A (en) * | 2017-06-06 | 2017-10-13 | 余姚德诚科技咨询有限公司 | Flashing intensity control platform for warning lamp |
| CN110258375A (en) * | 2018-03-12 | 2019-09-20 | 中移物联网有限公司 | A kind of traffic guidance method, system and computer readable storage medium |
| CN110258375B (en) * | 2018-03-12 | 2021-11-09 | 中移物联网有限公司 | Traffic guidance method, system and computer readable storage medium |
| CN109887315A (en) * | 2019-04-02 | 2019-06-14 | 西安科诺维智能交通研究院有限公司 | The ad hoc network induced light induced safely for highway low visibility rain and fog weather |
| CN112863201A (en) * | 2021-01-07 | 2021-05-28 | 武汉理工大学 | Guiding method based on expressway agglomerate fog area multi-stage early warning system |
| CN112863201B (en) * | 2021-01-07 | 2022-05-13 | 武汉理工大学 | Guiding method based on expressway agglomerate fog area multi-stage early warning system |
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| CN116504087A (en) * | 2023-03-17 | 2023-07-28 | 武汉东猿信息技术有限公司 | Highway low-visibility safe driving auxiliary method and device |
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