CN115641736B - Intelligent guidance system and method for special road section of expressway - Google Patents
Intelligent guidance system and method for special road section of expressway Download PDFInfo
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Abstract
The invention relates to the technical field of intelligent guidance of vehicle running, and discloses an intelligent guidance system for a special road section of an expressway, which comprises a detection module, a processor module and a guidance module, wherein the detection module comprises a meteorological monitoring unit and a detection unit; the processor module comprises a data analysis unit, a lamp plate matching unit and a storage unit; the induction module comprises a display unit and a control unit; firstly, acquiring real-time weather data and vehicle driving data by using a detection module, then carrying out arrangement analysis on the acquired data, carrying out targeted setting on parameters of the guidance light plate by combining with actual road conditions, and finally, dynamically adjusting and controlling the guidance light plate by using a guidance module to carry out driving guidance on the passing vehicles so as to ensure the safe passing of the vehicles. The intelligent vehicle guidance system has the beneficial effects of improving the intelligent degree of guidance and traffic of vehicles on a high-speed special road section, guaranteeing the rapid and safe traffic of the vehicles, improving the traffic efficiency and reducing the accident rate.
Description
Technical Field
The invention relates to the technical field of intelligent guidance of vehicle running, in particular to an intelligent guidance system and method for a special road section of an expressway.
Background
The special road sections of the expressway (such as long up and down slopes, sharp turns, bridges, lakes and the like) have higher probability and more serious consequences of traffic accidents and oversized traffic accidents under the condition of heavy fog or other severe weather (heavy rain, ice and snow), and the method for reducing the occurrence rate of the traffic accidents of the special road sections of the expressway on the premise of being large is an important means for guaranteeing the driving safety of the expressway.
Aiming at the frequent accident situation on the expressway, a plurality of safety guidance products for the expressway special road sections appear on the market, although the safety guidance products can play a certain guiding role, the safety guidance products are simple road guidance, real-time weather monitoring cannot be achieved, a guidance system cannot automatically control the road guidance products in real time, and the like, a certain distance is reserved from the intelligent high-speed 'seen, measured and controlled' targets, along with the rapid development of the expressway and the continuous popularization of the application of the Internet, the expressway is faced with public safety and rapid travel service experience, the crossprovince long-distance travel service experience is poor, and risks such as frequent special extreme weather are avoided.
Disclosure of Invention
The invention aims to provide an intelligent guidance system and an intelligent guidance method for a special highway section so as to improve the degree of intellectualization of guidance modes of running vehicles on the special highway section.
In order to achieve the above purpose, the invention adopts the following technical scheme: the intelligent induction system for the special road section of the expressway comprises a detection module, a processor module and an induction module;
the detection module comprises a weather monitoring unit and a detection unit, wherein the weather monitoring unit is used for detecting weather change conditions near a target road section in real time; the detection unit is used for collecting vehicle data information about to reach the target road section, integrating the collected vehicle data information and weather change conditions into a first data set, and then sending the first data set to the processor module;
the processor module comprises a data analysis unit, a lamp panel matching unit and a storage unit, wherein the data analysis unit is used for analyzing the acquired first data set to obtain a first analysis result; the lamp plate matching unit is used for setting display parameters of the guiding lamp plate according to the first analysis result; the storage unit is used for storing the first analysis result and the display parameters of the lamp plate matching unit under the current condition;
the induction module comprises a display unit and a control unit, wherein the display unit is used for controlling the induction lamp plate to conduct induction display in real time according to the display parameters set by the lamp plate matching unit; the control unit is used for dynamically controlling the induction display state of the corresponding induction lamp plate in the target road section.
The principle and the advantages of the scheme are as follows: in practical application, the guidance mode and the guidance content are dynamically adjusted by monitoring the weather change condition of the special road section and the running data of the vehicle to be passed through the road section in real time and adjusting the light color of the guidance light plate and the pattern of the indication graph, so that accurate and clear guidance information is provided for a driver of the passing vehicle, and the driver is assisted to pass through the special road section rapidly and safely. Compared with the prior art, the method has the advantages that the traditional single guidance mode of vehicle driving is stopped, the road surface outline of the vehicle is not shown only by arranging the reflective plate at the roadside, but the display content, the light color and the like of the guidance light plate are changed according to different weather conditions and driving conditions of different vehicles, clear guidance can be given, meanwhile, the corresponding pattern can be utilized to assist driving of a driver, the driver can clearly know that the vehicle is in straight line driving, turning or decelerating driving at the road section, the intelligent degree of vehicle guidance is greatly improved, the guidance mode is combined with the real-time road condition and the real-time weather condition of the special road section, the real-time performance and the accuracy of the guidance mode are effectively improved, the passing vehicles can safely and rapidly pass through the road section, the passing efficiency is improved, and the accident rate is reduced.
Preferably, as an improvement, the system further comprises a projection module, wherein the projection module is used for generating projection type induction information according to the first analysis result obtained by the data analysis unit and projecting the projection type induction information onto the road surface of the target road section in real time.
The beneficial effects are that: through the arrangement, the guidance information of the driving vehicle can be projected onto the road surface in a striking way, so that the guidance information can be received clearly and intuitively by a driver, the driver can grasp the vehicle condition accurately, the vehicle can be ensured to pass through a special road section of the expressway smoothly, and the driving safety is effectively improved.
Preferably, as an improvement, the vehicle speed setting module is further included, and the vehicle speed setting module is used for setting the optimal running speed and the following distance of the target vehicle according to the first analysis result, and the set parameters are projected onto the road surface of the target road section by the projection module.
The beneficial effects are that: with this arrangement, it is possible to provide the driver with the best driving guidance advice according to the detected actual situation of the road section, thereby assisting the driver to safely pass through the special road section and ensuring the driving safety thereof.
Preferably, as an improvement, the system further comprises a transceiver module, wherein the transceiver module comprises a management unit, a satellite navigation unit and an emergency unit, and the management unit is used for uniformly planning the induction sequence and the induction state of all induction light plates in a management target road section; the satellite navigation unit is connected with the third-party satellite navigation software and is used for providing an accurate navigation route for the induction module; the emergency unit is used for eliminating natural roadblocks in the target road section.
The beneficial effects are that: through this kind of setting, can utilize the lighting fixture of a plurality of independent induction lamp plates in this target highway section of transceiver module unified management to for passing the vehicle provides more accurate driving guidance, and can also utilize emergency unit to reduce the natural roadblock in this highway section, thereby make the driver pass through this special highway section more easily safely, further improve the induction effect of this system.
Preferably, as an improvement, the weather monitoring unit is further used for predicting weather conditions subsequent to the current moment, and adjusting the driving guidance strategy of the guidance module on the vehicle according to the predicted weather conditions.
The beneficial effects are that: by means of the arrangement, the current and subsequent guidance strategies can be adjusted in a targeted manner according to the predicted weather conditions, so that safe driving behaviors of a driver and safe guidance of a high-speed special road section are guaranteed.
Preferably, as an improvement, the display parameters include a light color and a light pattern, the light color including red, yellow, and green; the light pattern comprises a driving direction arrow graph, a turning schematic graph and a deceleration graph.
The beneficial effects are that: through this kind of setting, can utilize the light of multiple colour and a plurality of different and have special meaning's figure to make the driver when just passing this highway special highway section, can in time obtain accurate warning signal and driving guidance information, help the driver to pass through this highway section fast and safely, improve passing efficiency when guaranteeing driving safety.
Preferably, as an improvement, the guidance module classifies the running speed of the vehicle when the target vehicle is guided, and adjusts the guidance mode according to the classification condition.
The beneficial effects are that: because the dangers of vehicles with different running speeds are different when passing through a special road section, the most effective inducing mode is to define different inducing modes according to different running speeds of different vehicles, thereby realizing accurate inducing of each passing vehicle and guaranteeing the running safety of each passing vehicle.
Preferably, as a modification, the classification includes four stages, wherein the speed of the first stage is lower than 80km/h, the speed of the second stage is 80km/h-100km/h, the speed of the third stage is 100km/h-120km/h, and the speed of the fourth stage is greater than 120km/h.
The beneficial effects are that: through the arrangement, the driving speed is divided into 4 grades, so that driving induction can be more suitable for different drivers, and each driver has own driving habit, so that corresponding driving induction is given to the maximum according to the current driving speed, the induction effect on the drivers can be improved to the maximum, and the driving safety is guaranteed.
The invention also provides an intelligent induction method for the special road section of the expressway, which comprises the following steps:
step S1, acquiring weather change conditions near a target road section and running data of a vehicle;
step S2, dynamically adjusting the display content of the induction lamp plate according to the acquired data information;
s3, inducing the target vehicle to safely pass through the current target road section by using the set inducing light plate;
and S4, collecting the running data of the next target vehicle and performing safe running induction on the running data.
The beneficial effects are that: by the induction method, striking and accurate running induction can be provided for the passing vehicles on special road sections of the expressway, such as curves, large fog road sections and the like, so that the vehicles can be assisted to pass through the special road sections rapidly and safely, and smoothness of the expressway and running safety of the vehicles are ensured.
Preferably, as an improvement, in the process of inducing the running of the target vehicle, the inducing mode of the running of the target vehicle is dynamically adjusted according to the model and the size of the target vehicle.
The beneficial effects are that: by the method, the induction mode and the content of the vehicle can be flexibly adjusted, the induction is guaranteed to be consistent with the characteristics of the target vehicle to the greatest extent, the best induction effect can be achieved, and the vehicles can safely and rapidly pass through special road sections of the expressway.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the intelligent guidance system for a special section of a highway according to the present invention.
Fig. 2 is a schematic flow chart of an embodiment of the intelligent guidance method for a special section of a highway according to the present invention.
Fig. 3 is a schematic diagram of a transceiver module for a special highway section intelligent guidance system according to an embodiment of the invention.
Detailed Description
The following is a further detailed description of the embodiments:
the labels in the drawings of this specification include: the system comprises a detection module 1, a processor module 2, an induction module 3, a weather monitoring unit 4, a detection unit 5, a data analysis unit 6, a lamp tag matching unit 7, a storage unit 8, a display unit 9, a control unit 10, a projection module 11, a vehicle speed setting module 12, a transceiver module 13, a management unit 14, a satellite navigation unit 15 and an emergency unit 16.
Embodiment one:
this embodiment is basically as shown in fig. 1: the intelligent induction system for the special road section of the expressway comprises a detection module 1, a processor module 2 and an induction module 3;
the detection module 1 comprises a weather monitoring unit 4 and a detection unit 5, wherein the weather monitoring unit 4 is used for detecting weather change conditions near a target road section in real time; the detecting unit 5 is configured to collect vehicle data information about to reach the target road section, aggregate the collected vehicle data information and weather change conditions into a first data set, and then send the first data set to the processor module 2;
the processor module 2 comprises a data analysis unit 6, a lamp tag matching unit 7 and a storage unit 8, wherein the data analysis unit 6 is used for analyzing the acquired first data set to obtain a first analysis result; the lamp plate matching unit 7 is used for setting display parameters of the guiding lamp plate according to the first analysis result; the storage unit 8 is used for storing the first analysis result and the display parameters of the light board matching unit 7 under the current condition;
the induction module 3 comprises a display unit 9 and a control unit 10, wherein the display unit 9 is used for controlling induction lamp panels to conduct induction display in real time according to display parameters set by the lamp panel matching unit 7; the control unit 10 is configured to dynamically control the induction display state of the corresponding induction light board in the target road section.
The system is also provided with a projection module 11, and the projection module 11 is used for generating projection type guidance information according to a first analysis result obtained by the data analysis unit 6 and projecting the projection type guidance information onto the road surface of a target road section in real time, so that a driver can see the guidance information directly and directly, and the influence on driving safety caused by distracting looking at other places is avoided.
The system further includes a vehicle speed setting module 12 for setting an optimal travel speed of the target vehicle and projecting the speed to the highway surface for eye-catching identification for viewing by the driver based on the current environmental conditions and the safe distance between the front and rear vehicles.
Specifically, after the optimal running speed of the target vehicle is calculated, the projection module 11 is utilized to project the vehicle speed to the expressway pavement, so that the driver can conveniently check the vehicle speed, the vehicle speed can quickly pass through a special road section according to the guiding mode of indication, unexpected traffic accidents are avoided, personal safety of the driver and passengers is threatened, and meanwhile, the passing efficiency of the vehicle at high speed can be blocked.
As shown in fig. 2, the invention also provides an intelligent induction method for a special highway section by using the induction system, which comprises the following steps:
step S1, acquiring weather change conditions near a target road section and running data of a vehicle;
step S2, dynamically adjusting the display content of the induction lamp plate according to the acquired data information;
s3, inducing the target vehicle to safely pass through the current target road section by using the set inducing light plate;
and S4, collecting the running data of the next target vehicle and performing safe running induction on the running data.
Meanwhile, in the running induction process of the target vehicle, the induction mode of the running of the target vehicle can be dynamically regulated according to the vehicle type and the vehicle body size of the target vehicle, so that the induction is more accurate and in place, and the passing efficiency and the safety of the vehicle on a special road section of the expressway can be greatly improved. Meanwhile, when the lamplight is used for indicating and inducing, the auxiliary induction of a driver is regulated in a targeted mode by changing the graph and the color of the indicating lamp, so that the driver can clearly see the induction mark and can quickly understand the intention of the induction, and the intelligent induction of a special road section of the expressway is realized.
Specifically, when the running speed of the vehicle is classified, the vehicle speed is divided into four stages, wherein the first stage speed is lower than 80km/h, the second stage speed is 80km/h-100km/h, the third stage speed is 100km/h-120km/h, the fourth stage speed is greater than 120km/h, and the guidance strategy can be formulated according to the actual speed of the target vehicle more accurately through the fine speed division, so that the vehicle can rapidly and safely pass through a special road section of the expressway.
Specifically, in this embodiment, a plurality of light frames are all installed at intervals in the both sides of this special highway section, and all are provided with matrix type guiding light tablet on every light frame, still are equipped with independent microprocessor and control guiding light tablet, through the unified control to a plurality of light frames to realize the real-time guidance control of whole highway section, be convenient for provide the most accurate vehicle and travel guidance service, guarantee the safe operation of passing vehicle.
If the speed limit is primary or secondary, all matrix-type induction lamp plates on all the lamp light frames on two sides of the road are put into operation, and the lamp plates are lightened and displayed according to the rule of 1 second at intervals; if the speed limit is three or four, all the guiding light plates on the left side of the road are lighted and displayed according to the rule of 1 second intervals, and the guiding light plates on the right side of the road are alternately lighted and displayed at intervals between two adjacent guiding light plates.
Specifically, the weather monitoring unit 4 monitors weather conditions such as rain, snow, fog, hail and the like of the target road section in a focused manner, and if the current snow or hail weather is monitored, the speed of the passing vehicles is consistently limited to be the first level, namely, the speed is lower than 80km/h;
if the current rainy day is monitored, if the rainy day is the rainy day, limiting the speed to be three-level, namely 100km/h-120km/h; if the weather is medium to heavy rain, limiting the vehicle speed to be two-level, namely 80km/h-100km/h; if the weather is above heavy rain, limiting the vehicle speed to be at first level, namely, lower than 80km/h;
for foggy days, important monitoring is carried out, wherein the light fog is defined as the horizontal visibility distance between 1 and 10 km, the fog is defined as the horizontal visibility distance below 1 km, the large fog is defined as the horizontal visibility distance between 200 and 500 m, the dense fog is defined as the horizontal visibility distance between 50 and 200 m, and the strong fog is defined as the horizontal visibility less than 50 m; if the weather is light fog, the vehicle speed is not limited, if the weather is fog, the vehicle speed is limited to be four-level, if the weather is heavy fog, the vehicle speed is limited to be three-level, if the weather is heavy fog, the vehicle speed is limited to be two-level, and if the weather is heavy fog, the vehicle speed is limited to be one-level.
When the display parameters of the guiding light plate are set by utilizing the light plate matching unit 7, the light color and the light pattern can be dynamically adjusted, the light color comprises red, yellow and green, the light pattern comprises a driving direction arrow pattern, a turning schematic pattern and a deceleration pattern, the light is displayed through the image of the image, the light is more easily seen by a driver, meanwhile, the driver can be helped to quickly understand the specific information of induction, and thus the vehicle is quickly controlled to react.
Specifically, if the vehicle speed passing through the target road section is judged to be the first level according to the weather condition, the light color of the lamp plate is induced to be red when the lamp plate is used; if the vehicle speed is judged to be the second level or the third level, the first light color is yellow; if the vehicle speed is determined to be four-level, the first light color is green.
Meanwhile, if the current target road section is a straight road section, the lamplight pattern is a driving direction arrow pattern; if the target road section is a curve road section, the lamplight pattern is a turning schematic graph, and the bending direction and the turning radius are consistent with the actual road section; if the target road section is a downhill road section, the lamplight pattern is a deceleration pattern, namely the pattern gradually narrows from right to left; if the target road section is an uphill road section, the light pattern is a pattern inclined to the upper left.
Specifically, the weather monitoring unit 4 of the detection module 1 includes a visibility monitor and a weather phenomenon sensor, which are used for detecting the weather condition of the target road section in real time; the detection unit 5 mainly includes a millimeter wave radar for detecting the speed of the vehicle that is about to pass through the target road section.
Specifically, in this embodiment, when the current weather condition is detected as heavy fog, the vehicle speed is limited to three levels, namely, 100km/h-120km/h.
The specific implementation process of this embodiment is as follows:
firstly, the current weather condition of the target road section is monitored in real time through the detection module 1, then data such as the speed, the vehicle type and the vehicle body size of a target vehicle which is about to pass through the target road section are detected, and finally the detected data are sent to the processor module 2 for processing analysis.
In the second step, the data analysis unit 6 of the processor module 2 receives and analyzes the data, sets the optimal running speed of the target vehicle according to the current weather condition and the distance between the front workshop and the rear workshop, and sets the light color and the light pattern of the guiding light plate by the light plate matching unit 7 according to the weather condition and the road type of the target road section.
And thirdly, generating projection type guidance information by using the projection module 11 according to the set optimal running speed, the light color of the guidance light plate and the light pattern, projecting the projection type guidance information to the central position of the road surface of the lane where the target vehicle is currently located in real time, and simultaneously guiding the guidance light pattern of the target road section to be displayed by flashing on the guidance light plate in real time.
And fourthly, after the current target vehicle safely passes through the target road section, the detection module 1 detects the data of the next vehicle in real time and carries out real-time driving induction again.
With the development of society, high-speed traffic has become an essential factor for economic development and social traffic, so that more and more vehicles can choose to pass at high speed. With the increasing of the number of vehicles, the number of vehicles passing on the expressway is increased, which inevitably leads to the increase of accident rate, and through big data analysis, the accidents on the expressway mostly occur on special road sections, such as long slopes, sharp turns and the like, especially under the condition of bad weather, such as heavy fog, heavy rain, ice and snow, and the like, and the probability of accidents on the road sections is very high, so that the expressway is also a main trouble of high-speed safe passing.
Aiming at the situation, a plurality of induction and guidance products for high-speed special road sections are presented at present, but most of the induction methods are based on physical induction factors, such as making different indication cards to be placed on two sides of a road, utilizing different lights to give a targeted warning, and the like, and the induction methods have a certain degree of induction effect, but have little effect in the practical application process, and particularly have a single induction mode under extremely severe weather conditions, and cannot be adjusted in a targeted manner, so that the effect is general.
In the scheme, the problems are fully considered, particularly, the driving induction of the passing vehicle is carried out according to the weather change condition of a special road section on a high speed, the weather of the road section is detected in real time, the light color of the induction lamp plate and the pattern of the indication pattern are dynamically regulated according to the speed, the model and other data of the target vehicle, meanwhile, the optimal driving speed suggestion of a driver can be given, the speeds are classified according to different weather, the display content, the display mode and the like of the induction lamp plate are regulated according to the speed classification condition, so that the dynamic real-time induction of the passing vehicle is realized, the induction mode is striking, the driver is convenient to capture the induction information, and the safety and the rapid passing of the vehicle can be effectively ensured. In particular, the traditional single guidance mode of vehicle driving is stopped, the road surface outline of the vehicle is not shown only by arranging the reflection plate at the roadside, but the display content, the lamplight color and the like of the guidance lamp plate are changed according to different weather conditions and driving conditions of different vehicles, so that the weather conditions become main reference variables of the guidance content and are more fit with the actual conditions, the vehicle can pass through a special road section accurately according to the guidance mode of the scheme, the intelligent degree of the guidance mode of the vehicle at the expressway section is greatly improved, the instantaneity and the accuracy of the guidance mode are also effectively improved, the passing efficiency and the passing safety of the expressway are ensured, and the accident rate of the special road section is effectively reduced.
Embodiment two:
this embodiment is basically the same as embodiment one, except that: as shown in fig. 3, the system is further provided with a transceiver module 13, where the transceiver module 13 includes a management unit 14, a satellite navigation unit 15, and an emergency unit 16, and the management unit 14 is configured to uniformly plan an induction sequence and an induction state of all induction light boards in a management target road section; the satellite navigation unit 15 is connected with third-party satellite navigation software and is used for providing an accurate navigation route for the induction module 3; the emergency unit 16 is configured to eliminate natural road blocks in the target road section.
Specifically, the transceiver frame module 13 includes a plurality of transceiver frames disposed in a central isolation zone of the highway, and a plurality of spray heads connected to the water pipes are mounted on the transceiver frames.
The specific implementation process of this embodiment is the same as that of the embodiment, except that:
in the second step, the data analysis unit 6 of the processor module 2 receives and analyzes the data, sets the optimal running speed of the target vehicle according to the current weather condition and the distance between the front workshop and the rear workshop, and sets the light color and the light pattern of the guiding light by the light plate matching unit 7 according to the weather condition and the road type of the target road section in combination with the navigation route information received by the satellite navigation unit 15.
Thirdly, generating projection type guidance information by using a projection module 11 according to the set optimal running speed, the light color of the guidance light plate and the light pattern, projecting the projection type guidance information to the central position of the road surface of the lane where the target vehicle is currently located in real time, and simultaneously, guiding the guidance light plate to flash in real time to display the guidance light pattern of the target road section; on the other hand, water is sprayed above the road surface of the target road section by utilizing a spray head arranged on the receiving and transmitting frame, so that fog is quickly condensed into water drops which fall on the road surface, and the fog concentration is reduced, and the visibility is improved.
All the guiding lamp plates of the road section are uniformly and standardized managed through the set receiving and transmitting frame module 13, so that the overall guiding effect and efficiency are improved, the spray nozzle arranged on the receiving and transmitting frame is utilized to reduce the fog concentration, the visibility of the road section is improved, a driver can clearly see the condition of the road surface, the road section can be quickly passed through the road section, and the traffic safety is improved.
Embodiment III:
this embodiment is basically the same as the embodiment, except that: and each induction lamp plate is provided with a distance sensor for detecting whether a pit exists on the corresponding road surface of the induction lamp plate in real time, and if so, a reminding signal is sent out in time.
Specifically, the distance sensor gradually detects the distance from the guiding light plate to the road surface from the near to the far from the guiding light plate, and if the detected distance is regularly increased, the road surface is normal; if the detected distance has abnormal abrupt change, the road surface at the abnormal abrupt change is indicated to have pits. After detecting the existence of the hollow, the projection module 11 is used for projecting a red aperture to the hollow so as to make a striking prompt for a driver.
The implementation process of this embodiment is the same as that of the embodiment, and the difference is that:
and fourthly, detecting whether a pit exists in the road section by using a distance sensor on the guiding light plate, and if so, projecting a red aperture to the pit by using the projection module 11 to send a striking reminding signal to a driver to remind the driver and the time-varying tunnel to pass through the pit. After the current target vehicle safely passes through the target road section, the detection module 1 detects the data of the next vehicle in real time and carries out real-time driving induction again.
Because the speed of going of vehicle on highway is all very fast, if the tire carelessly rolls to the pothole department, very big can take place the tire burst accident, seriously threaten driving safety, consequently, whether there is the pothole through detecting this highway section to in time send striking warning signal after detecting the pothole, remind driver and time change passageway through this pothole, avoid it to avoid because of dodging the tire burst accident or because of the rushing to dodge the operation and take place the vehicle accident of turning on one's side, improved driving safety to a great extent, ensured driver's personal safety.
Embodiment four:
this embodiment is basically the same as embodiment one, except that: the weather monitoring unit 4 can also predict the subsequent weather change condition at the current moment, and adjust the current running guidance strategy of the guidance module 3 for the vehicle according to the predicted weather change condition after the prediction is completed, so that the guidance mode can be dynamically adjusted according to the weather, and the efficiency of guidance traffic for the vehicle is greatly improved.
Specifically, the weather monitoring unit 4 predicts the weather in the next 12 hours of the road section by combining the weather change condition in the previous 4 hours of the current moment and the prediction condition of the third party weather prediction software, and prepares a correction induction strategy in advance in time, so that the induction strategy can be changed for the first time when the actual weather is formally changed.
The implementation process of this embodiment is the same as that of the first embodiment, except that:
firstly, monitoring the current weather condition of a target road section in real time through a detection module 1, detecting data such as the speed, the vehicle type and the vehicle body size of a target vehicle which is about to pass through the target road section, and finally transmitting the detected data to a processor module 2 for processing and analysis; meanwhile, the weather monitoring unit 4 predicts the weather in the next 12 hours of the road section by combining the weather change condition in the previous 4 hours of the current moment and the prediction condition of the third party weather prediction software, and prepares a correction induction strategy in advance in time, so that the induction strategy can be changed in the first time when the actual weather is formally changed.
Under the condition of non-sunny weather, the weather change is very quick, particularly the weather change is very frequent on a high-speed road section in a mountain, so that the vehicle induction strategy of the road section is changed in real time by predicting the weather, the induction strategy can be updated in time after the weather is really changed, the subsequent vehicles are prevented from causing induction errors, and safety accidents are caused.
The foregoing is merely an embodiment of the present invention, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application day or before the priority date of the present invention, and can know all the prior art in the field, and have the capability of applying the conventional experimental means before the date, so that a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present application, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present application. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present invention, and these should also be considered as the scope of the present invention, which does not affect the effect of the implementation of the present invention and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (10)
1. Be used for highway special highway section intelligence induction system, its characterized in that: the device comprises a detection module, a processor module and an induction module;
the detection module comprises a weather monitoring unit and a detection unit, wherein the weather monitoring unit is used for detecting weather change conditions near a target road section in real time; the detection unit is used for collecting vehicle data information about to reach the target road section, integrating the collected vehicle data information and weather change conditions into a first data set, then sending the first data set to the processor module, detecting the speed, the vehicle type and the vehicle body size of the target vehicle about to pass through the target road section, and finally sending the detected data to the processor module for processing analysis;
the processor module comprises a data analysis unit, a lamp plate matching unit and a storage unit, wherein the data analysis unit is used for analyzing the acquired first data set to obtain a first analysis result; the lamp plate matching unit is used for setting display parameters of the guiding lamp plate according to the first analysis result; the storage unit is used for storing a first analysis result and display parameters of the lamp plate matching unit under the current condition, the data analysis unit of the processor module sets the optimal running speed of the target vehicle according to the current weather condition and the distance between the front workshop and the rear workshop, and the lamp plate matching unit is used for setting the lamp color and the lamp pattern of the induced lamp plate according to the weather condition and the road type of the target road section;
the induction module comprises a display unit and a control unit, wherein the display unit is used for controlling the induction lamp plate to conduct induction display in real time according to the display parameters set by the lamp plate matching unit; the control unit is used for dynamically controlling the induction display state of the corresponding induction lamp plate in the target road section;
after the current target vehicle safely passes through the target road section, the detection module detects the data of the next vehicle in real time and carries out real-time driving induction again;
the device comprises a plurality of guiding light plates, a projection module and a distance sensor, wherein the guiding light plates are arranged on the road surface, the distance sensor is used for detecting whether a pit exists on the road surface corresponding to each guiding light plate in real time, the distance sensor gradually detects the distance from the guiding light plate to the road surface from the near to the far, and if the detected distance is regularly increased, the road surface is normal; if an abnormal abrupt change exists in the detected distance, the position is indicated to have a pothole on the road surface, and after the pothole is detected, the projection module projects a red diaphragm to the pothole so as to make a striking prompt for a driver.
2. The intelligent guidance system for special road segments of expressways according to claim 1, wherein: the projection module is used for generating projection type induction information according to the first analysis result obtained by the data analysis unit and projecting the projection type induction information to the road surface of the target road section in real time.
3. The intelligent guidance system for special road segments of expressways according to claim 2, wherein: the vehicle speed setting module is used for setting the optimal running speed and the following distance of the target vehicle according to the first analysis result, and projecting the set parameters onto the road surface of the target road section by utilizing the projection module.
4. The intelligent guidance system for special road segments of expressways according to claim 1, wherein: the system comprises a receiving and dispatching frame module, a control module and a control module, wherein the receiving and dispatching frame module comprises a management unit, a satellite navigation unit and an emergency unit, and the management unit is used for uniformly planning the induction sequence and the induction state of all induction lamp plates in a management target road section; the satellite navigation unit is connected with the third-party satellite navigation software and is used for providing an accurate navigation route for the induction module; the emergency unit is used for eliminating natural roadblocks in the target road section.
5. The intelligent guidance system for special road segments of expressways according to claim 1, wherein: the weather monitoring unit is also used for predicting the subsequent weather conditions at the current moment and adjusting the guidance strategy of the guidance module on the subsequent vehicles according to the predicted weather conditions.
6. The intelligent guidance system for special road segments of expressways according to claim 1, wherein: the display parameters comprise light colors and light patterns, wherein the light colors comprise red, yellow and green; the light pattern comprises a driving direction arrow graph, a turning schematic graph and a deceleration graph.
7. The intelligent guidance system for special road segments of expressways according to claim 1, wherein: when the induction module induces the target vehicle, the running speed of the vehicle is classified, and the induction mode is adjusted in a targeted mode according to the classification condition.
8. The intelligent guidance system for special road segments of expressway according to claim 7, wherein: the grading comprises four stages, wherein the speed of the first stage is lower than 80km/h, the speed of the second stage is 80km/h-100km/h, the speed of the third stage is 100km/h-120km/h, and the speed of the fourth stage is greater than 120km/h.
9. The intelligent induction method for the special road section of the expressway is characterized by comprising the following steps of: the method comprises the following steps:
step S1, acquiring weather change conditions near a target road section and running data of a vehicle, monitoring the current weather conditions of the target road section in real time through a detection module, detecting the speed, the vehicle type and the vehicle body size of the target vehicle which is about to pass through the target road section, and finally transmitting the detected data to a processor module for processing analysis;
step S2, dynamically adjusting the display content of the induction lamp plate according to the acquired data information, setting the optimal running speed of the target vehicle according to the current weather condition and the distance between the front workshop and the rear workshop, and setting the light color and the light pattern of the induction lamp plate by utilizing a lamp plate matching unit according to the weather condition and the road type of the target road section;
s3, inducing the target vehicle to safely pass through the current target road section by using the set inducing light plate;
step S4, collecting running data of a next target vehicle and conducting safe running induction on the running data, after the current target vehicle safely passes through the target road section, detecting data of the next vehicle in real time by a detection module and conducting real-time running induction again, detecting whether a pothole exists in the road section by using a distance sensor on the induction lamp, gradually detecting the distance from the induction lamp to the road surface from the near to the far by the distance sensor, and if the detected distance is regularly increased, indicating that the road surface is normal; if the detected distance has an abnormal abrupt change, the road surface at the position is indicated to have a pit, and if the detected distance has the pit, a projection module is used for projecting a red aperture to the pit, and a striking reminding signal is sent to a driver.
10. The intelligent induction method for special highway sections according to claim 9, wherein: in the process of guiding the target vehicle, the guiding mode of the target vehicle is dynamically regulated according to the vehicle type and the size of the target vehicle.
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