CN114360260B - Foggy driving early warning method and system based on intelligent spike and storable medium - Google Patents
Foggy driving early warning method and system based on intelligent spike and storable medium Download PDFInfo
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Abstract
The invention provides a foggy driving early warning method and system based on intelligent spikes and a storable medium, which are applied to the technical field of intelligent traffic, wherein the method comprises the following steps: collecting visibility data and processing the visibility data; if the processed visibility data is lower than a preset visibility threshold value, detecting whether a running vehicle exists or not and correspondingly controlling the intelligent spike to work; detecting whether a vehicle exists in front of a running vehicle when the running vehicle is detected; when the fact that the vehicle exists in front of the running vehicle is detected, the running direction of the vehicle in front and the distance between the running vehicle and the vehicle are detected in real time, the relation between the distance between the vehicles and a preset threshold value is judged, and the light color of the intelligent spike is adjusted, so that the purpose of early warning and prompting is achieved.
Description
Technical Field
The invention relates to the technical field of intelligent traffic, in particular to a foggy driving early warning method and system based on intelligent spikes and a storable medium.
Background
The severe weather is easy to cause road traffic accidents, particularly under the condition of foggy days, the visibility of the road is greatly reduced, driving conditions are poorer, traffic accidents are easier to occur, and particularly, the accident rate is higher on a bidirectional two-lane low-grade highway which can span opposite lanes.
At present, traffic safety guarantee measures aiming at foggy days in the prior art comprise two aspects of prompting and intelligent early warning of traditional traffic safety facilities, wherein the traditional traffic safety facilities are used for prompting vehicles in a mode of setting speed limit marks, stroboscopic lamps, active luminous marks, variable information plates and the like; the intelligent early warning is carried out on the vehicle in a certain intelligent mode by using intelligent induction lamps and the like. However, the traditional facilities cannot provide full-course concomitant induction guarantee along with the running of the vehicle, the intelligent induction lamp can form a concomitant sliding induction belt along with the running of the vehicle, but the equipment is arranged at the guardrail positions at two sides of the road, so that the precise induction control of the lane classification cannot be realized, and the intelligent induction lamp has a certain limitation.
Therefore, how to provide a foggy driving early warning method capable of solving the above problems is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the invention provides a foggy driving early warning method, a system and a storable medium based on intelligent spikes, which are buried on a road surface mark line at certain intervals along different lanes, and can realize safe driving early warning of various conditions such as single vehicle driving, multi-vehicle following, meeting, parking and the like under the condition of foggy area aiming at the road condition of a bidirectional two-lane low-grade highway by combining software and hardware such as a system cloud control platform, a visibility detector, a spike controller and the like.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a foggy day driving early warning method based on intelligent spikes is applied to a bidirectional two-lane highway, and the intelligent spikes are equidistantly arranged on the center line and the edge line of a lane, and comprises the following steps:
collecting visibility data and processing the visibility data;
if the processed visibility data is lower than a preset visibility threshold value, detecting whether a running vehicle exists or not and correspondingly controlling the intelligent spike to work;
detecting whether a vehicle exists in front of a running vehicle when the running vehicle is detected;
when the fact that the vehicle exists in front of the running vehicle is detected, the running direction of the vehicle in front and the distance between the running vehicle and the vehicle are detected in real time, the relation between the distance between the vehicles and a preset threshold value is judged, and the light color of the intelligent spike is adjusted, so that the purpose of early warning and prompting is achieved.
Preferably, if the processed visibility data is lower than a preset visibility threshold, the specific process of detecting whether the running vehicle exists and correspondingly controlling the intelligent spike to work includes:
when the running vehicle is not detected, the intelligent spike turns off the light;
when a running vehicle is detected, the lamplight color of the intelligent spike in a certain range before and after the running vehicle is changed, so that the aim of prompting is fulfilled.
Preferably, the specific process of changing the light color of the intelligent spike within a certain range of the front and rear of the running vehicle comprises the following steps:
changing the lamplight color of the intelligent spike of the lane center line and the edge line to be red within the range of 100 meters behind the running vehicle;
and in the range of 150 meters in front of the running vehicle, changing the light color of the intelligent spike installed on the central line of the lane into yellow, and changing the light color of the intelligent spike installed on the edge line of the lane into white.
Preferably, the specific processing procedure when detecting that the vehicle exists in front of the running vehicle includes:
detecting the driving direction of the front vehicle in real time, and detecting the distance between the front vehicle and the driving vehicle when the driving directions of the front vehicle and the driving vehicle are consistent;
when the distance between the vehicles is larger than or equal to a first threshold value, gradually closing the light of the intelligent spike in front of the running vehicle;
when the vehicle distance is smaller than a first threshold value and larger than or equal to a second threshold value, changing the light color of the intelligent spike between the front vehicle and the running vehicle in a certain range;
and when the distance between the vehicles is smaller than a second threshold value, adjusting the light color of the intelligent spike between the front vehicle and the running vehicle.
Preferably, the specific operation procedure when the driving directions of the front vehicle and the driving vehicle are inconsistent is as follows:
when the distance between the running vehicle and the front vehicle is gradually reduced to meet, changing the light color of the intelligent spike behind the running vehicle and the front vehicle to be red;
when the distance between the running vehicle and the front vehicle is smaller than a third threshold value after the running vehicle and the front vehicle meet, changing the light color of the intelligent spike between the running vehicle and the front vehicle to be red;
when the distance between the running vehicle and the front vehicle is larger than or equal to a third threshold value, changing the light color of the intelligent spike within the range of 100 meters behind the front vehicle and within the range of 100 meters behind the running vehicle to be red, and simultaneously closing the light of the intelligent spike exceeding 100 meters between the running vehicle and the front vehicle.
Preferably, when the running vehicle stops running, the light color of the intelligent spikes in 150 meters in front of and behind the center line of the lane where the running vehicle is located is set to be red.
Further, the invention also provides a foggy driving early warning system based on the intelligent spike, which is realized based on the intelligent spike, wherein the intelligent spike is equidistantly arranged on two sides of a road, and comprises the following components:
the main controller is used for realizing the overall control function of the system;
the visibility detection module is electrically connected with the main controller and used for detecting real-time visibility information;
the image detection module is electrically connected with the main controller and is used for detecting whether a running vehicle and a front vehicle exist or not;
the vehicle distance detection module is electrically connected with the main controller and is used for detecting the vehicle distance between a running vehicle and a front vehicle when the front vehicle exists;
the spike controller is electrically connected with the main controller and is used for controlling the intelligent spikes;
the cloud platform is electrically connected with the main controller and used for realizing remote control and communication.
Further, the invention also provides a computer readable storage medium, on which a computer program is stored, which when executed by a processor, implements the foggy day driving early warning method according to any one of the above.
Compared with the prior art, the invention discloses a foggy driving early warning method, a foggy driving early warning system and a storable medium based on the intelligent spike, which can obviously improve the driving risk early warning capability under road conditions such as a foggy area and the like after the application and popularization of an actual road, and warn and induce the vehicle to safely run through the light change of the intelligent spike, thereby effectively avoiding the occurrence of vehicle rear-end collision accidents and secondary accidents of poor-view road sections, particularly the occurrence of continuous collision and the like of the foggy area.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of a foggy driving early warning method based on intelligent spikes;
fig. 2 is a schematic block diagram of a foggy driving early warning system based on intelligent spikes.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the embodiment of the invention discloses a foggy driving early warning method based on intelligent spikes, which is applied to a bidirectional two-lane highway, wherein the intelligent spikes are equidistantly arranged on the center line and the edge line of a lane, and the method comprises the following steps:
collecting visibility data and processing the visibility data;
if the processed visibility data is lower than a preset visibility threshold value, detecting whether a running vehicle exists or not and correspondingly controlling the intelligent spike to work;
conversely, if the processed visibility data is higher than the preset visibility threshold, the visibility is higher, and the spike is closed:
detecting whether a vehicle exists in front of a traveling vehicle when the traveling vehicle is detected;
when the vehicle is detected to exist in front of the running vehicle, the running direction of the vehicle in front and the distance between the running vehicle and the vehicle are detected in real time, the relation between the distance between the vehicles and a preset threshold value is judged, and the light color of the intelligent spike is adjusted so as to achieve the purpose of early warning and prompting.
In a specific embodiment, if the processed visibility data is lower than the preset visibility threshold, the specific process of detecting whether the running vehicle exists and correspondingly controlling the intelligent spike to work includes:
when the running vehicle is not detected, the intelligent spike turns off the light;
when the running vehicle is detected, the lamplight color of the intelligent spike in a certain range before and after the running vehicle is changed, so that the aim of prompting is fulfilled.
In one specific embodiment, the specific process of changing the light color of the intelligent spike within a certain range of the front and rear of the running vehicle comprises the following steps:
changing the lamplight color of the intelligent spike of the central line and the edge line of the lane to be red within the range of 100 meters behind the running vehicle;
in the range of 150 meters in front of the running vehicle, the light color of the intelligent spike installed on the central line of the lane is changed to be yellow, and the light color of the intelligent spike installed on the edge line of the lane is changed to be white.
Specifically, when a running vehicle is detected, namely, under the single vehicle running condition, the vehicle runs along with the vehicle, the central line of a lane becomes yellow within the range of 150 meters in front of the vehicle, and the edge line of the lane becomes white, so that a sliding belt moving along with the vehicle is formed, and the function of showing the outline is achieved; the central line of the road behind the vehicle and the edge line of the lane are changed into red within 100 meters, and the vehicle moves along with the vehicle, so that the warning effect on the rear vehicle is achieved.
In one particular embodiment, the particular process when a vehicle is detected to be in front of a traveling vehicle includes:
detecting the driving direction of a front vehicle in real time, and detecting the distance between the front vehicle and a driving vehicle when the driving direction of the front vehicle is consistent with that of the driving vehicle;
when the distance between the vehicles is larger than or equal to a first threshold value, gradually closing the light of the intelligent spike in front of the running vehicle, wherein the specific control process is as follows:
when the distance between vehicles is larger than a first threshold value, setting 100 meters behind the front vehicle to be red, 150 meters in front of the rear vehicle to be yellow-white, and enabling the middle spike to be unlit and enable the light to move along with the vehicle;
when the distance between vehicles is smaller than the first threshold value and larger than or equal to the second threshold value, the light color of the intelligent spike between the front vehicle and the running vehicle is changed within a certain range, namely, the light of the two workshops is completely lighted, the number of red lights behind the front vehicle is unchanged, and the yellow lights and the white lights in front of the rear vehicle are continuously reduced; when the vehicle distance is between the first threshold value and the second threshold value, the number of red lights trailing the front vehicle is unchanged (100 meters), the yellow and white in front of the rear vehicle is continuously reduced, and the number is the distance of-100 meters;
and when the distance between the two vehicles is smaller than the second threshold value, adjusting the light color of the intelligent spike between the front vehicle and the running vehicle, namely, when the distance between the two vehicles is smaller than the second threshold value, the two vehicles are all red.
Specifically, the first threshold may be 250m, and the second threshold may be 100m.
In a specific embodiment, the specific operation procedure when the driving directions of the front vehicle and the driving vehicle are inconsistent is as follows:
when the distance between the running vehicle and the front vehicle is gradually reduced to meet, changing the light color of the intelligent spike behind the running vehicle and the front vehicle to be red;
when the distance between the running vehicle and the front vehicle is smaller than a third threshold value after the running vehicle and the front vehicle meet, changing the light color of the intelligent spike between the running vehicle and the front vehicle to be red;
when the distance between the running vehicle and the front vehicle is greater than or equal to a third threshold value, changing the light color of the intelligent spike within the range of 100 meters behind the front vehicle and within the range of 100 meters behind the running vehicle to be red, and simultaneously turning off the light of the intelligent spike exceeding 100 meters between the running vehicle and the front vehicle, wherein the third threshold value can be 200m.
In a specific embodiment, when the running vehicle stops running, the light color of the intelligent spikes in 150 meters in front of and behind the center line of the lane where the running vehicle is located is set to be red so as to warn the side rear vehicles and the opposite vehicles.
Referring to fig. 2, the embodiment of the invention further provides a foggy driving early warning system based on an intelligent spike, which is implemented based on the intelligent spike, wherein the intelligent spike is equidistantly installed on two sides of a road, and the foggy driving early warning system comprises:
the main controller 1 is used for realizing the overall control function of the system;
the visibility detection module 2 is electrically connected with the main controller 1 and is used for detecting real-time visibility information;
the image detection module 3 is electrically connected with the main controller 1 and is used for detecting whether a running vehicle and a front vehicle exist or not;
the vehicle distance detection module 4 is electrically connected with the main controller 1, and is used for detecting the vehicle distance between the running vehicle and the front vehicle when the front vehicle exists;
the spike controller 5 is electrically connected with the main controller 1 and is used for controlling intelligent spikes;
the cloud platform 6, cloud platform 6 and main control unit 1 electric connection for realize remote control and communication.
Further, the embodiment of the invention also provides a computer readable storage medium, on which a computer program is stored, which when executed by a processor, implements the foggy day driving early warning method according to any one of the above embodiments.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The foggy day driving early warning method based on the intelligent spikes is applied to a bidirectional two-lane highway, and the intelligent spikes are equidistantly arranged on the central line and the edge line of a lane, and is characterized by comprising the following steps:
collecting visibility data and processing the visibility data;
if the processed visibility data is lower than a preset visibility threshold value, detecting whether a running vehicle exists or not and correspondingly controlling the intelligent spike to work;
detecting whether a vehicle exists in front of a running vehicle when the running vehicle is detected;
when detecting that a vehicle exists in front of the running vehicle, detecting the running direction of the vehicle in front and the distance between the running vehicle and the vehicle in front in real time, judging the relation between the distance between the vehicle and a preset threshold value, and adjusting the light color of the intelligent spike to achieve the aim of early warning and prompting;
the specific processing procedure when detecting that the vehicle exists in front of the running vehicle includes:
detecting the driving direction of the front vehicle in real time, and detecting the distance between the front vehicle and the driving vehicle when the driving directions of the front vehicle and the driving vehicle are consistent;
when the distance between the vehicles is larger than or equal to a first threshold value, gradually closing the light of the intelligent spike in front of the running vehicle;
when the vehicle distance is smaller than a first threshold value and larger than or equal to a second threshold value, changing the light color of the intelligent spike between the front vehicle and the running vehicle in a certain range;
when the vehicle distance is smaller than a second threshold value, adjusting the light color of the intelligent spike between the front vehicle and the running vehicle;
the specific operation process when the driving directions of the front vehicle and the driving vehicle are inconsistent is as follows:
when the distance between the running vehicle and the front vehicle is gradually reduced to meet, changing the light color of the intelligent spike behind the running vehicle and the front vehicle to be red;
when the distance between the running vehicle and the front vehicle is smaller than a third threshold value after the running vehicle and the front vehicle meet, changing the light color of the intelligent spike between the running vehicle and the front vehicle to be red;
when the distance between the running vehicle and the front vehicle is larger than or equal to a third threshold value, changing the light color of the intelligent spike in the range of 100 meters behind the front vehicle and in the range of 100 meters behind the running vehicle to be red, and simultaneously turning off the light of the intelligent spike exceeding 100 meters between the running vehicle and the front vehicle, wherein the third threshold value is 200 meters.
2. The foggy-day driving pre-warning method based on the intelligent spike according to claim 1, wherein if the processed visibility data is lower than a preset visibility threshold, the specific process of detecting whether a driving vehicle exists and correspondingly controlling the intelligent spike to work comprises:
when the running vehicle is not detected, the intelligent spike turns off the light;
when a running vehicle is detected, the lamplight color of the intelligent spike in a certain range before and after the running vehicle is changed, so that the aim of prompting is fulfilled.
3. The foggy-day driving pre-warning method based on the intelligent spike according to claim 2, wherein the specific process of changing the light color of the intelligent spike within a certain range before and after the driving vehicle comprises the following steps:
changing the lamplight color of the intelligent spike of the lane center line and the edge line to be red within the range of 100 meters behind the running vehicle;
and in the range of 150 meters in front of the running vehicle, changing the light color of the intelligent spike installed on the central line of the lane into yellow, and changing the light color of the intelligent spike installed on the edge line of the lane into white.
4. The early warning method for the foggy day driving based on the intelligent spikes according to claim 2, wherein when the driving vehicle stops driving, the light color of the intelligent spikes in 150 meters in front of and behind the center line of the lane where the driving vehicle is located is set to be red.
5. A computer-readable storage medium, wherein a computer program is stored on the computer-readable storage medium, which when executed by a processor, implements the foggy weather driving pre-warning method according to any one of claims 1 to 4.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101071526A (en) * | 2006-05-08 | 2007-11-14 | 林贵生 | Interactive intelligent road nail and its road net information system |
| CN101178846A (en) * | 2007-11-05 | 2008-05-14 | 陈伟 | Roads traffic collision early warning device |
| CN101419749A (en) * | 2008-11-20 | 2009-04-29 | 陈伟 | Low-visibility road traffic guiding method |
| 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 |
| KR20150047214A (en) * | 2013-10-24 | 2015-05-04 | 현대모비스 주식회사 | Smart cruise control system and method using camera sensor |
| CN105047018A (en) * | 2015-06-10 | 2015-11-11 | 重庆石定科技有限责任公司 | Road dangerous section visual navigation system and vehicle guiding method |
| CN206376199U (en) * | 2016-10-14 | 2017-08-04 | 河南省大道交通科技有限公司 | Two-way lane inducible system |
| CN207650998U (en) * | 2017-12-14 | 2018-07-24 | 深圳市兴电科技股份有限公司 | The safe apparatus for deivation of greasy weather highway driving |
| CN209804005U (en) * | 2019-04-13 | 2019-12-17 | 潘晴儿 | Bend meeting early warning system |
| CN210627512U (en) * | 2019-10-15 | 2020-05-26 | 云南省交通规划设计研究院有限公司 | Mountain area two-lane trunk highway meeting traffic conflict risk early warning device |
| CN211956720U (en) * | 2020-01-16 | 2020-11-17 | 重庆路达工程勘察设计咨询有限公司 | Double-lane fog-zone guiding system |
| CN112037578A (en) * | 2020-05-16 | 2020-12-04 | 山东高速信息工程有限公司 | Lane warning method and device for improving driving safety |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10953899B2 (en) * | 2018-11-15 | 2021-03-23 | Avante International Technology, Inc. | Image-based monitoring and detection of track/rail faults |
-
2022
- 2022-01-08 CN CN202210034247.XA patent/CN114360260B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101071526A (en) * | 2006-05-08 | 2007-11-14 | 林贵生 | Interactive intelligent road nail and its road net information system |
| CN101178846A (en) * | 2007-11-05 | 2008-05-14 | 陈伟 | Roads traffic collision early warning device |
| CN101419749A (en) * | 2008-11-20 | 2009-04-29 | 陈伟 | Low-visibility road traffic guiding method |
| KR20150047214A (en) * | 2013-10-24 | 2015-05-04 | 현대모비스 주식회사 | Smart cruise control system and method using camera sensor |
| 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 |
| CN105047018A (en) * | 2015-06-10 | 2015-11-11 | 重庆石定科技有限责任公司 | Road dangerous section visual navigation system and vehicle guiding method |
| CN206376199U (en) * | 2016-10-14 | 2017-08-04 | 河南省大道交通科技有限公司 | Two-way lane inducible system |
| CN207650998U (en) * | 2017-12-14 | 2018-07-24 | 深圳市兴电科技股份有限公司 | The safe apparatus for deivation of greasy weather highway driving |
| CN209804005U (en) * | 2019-04-13 | 2019-12-17 | 潘晴儿 | Bend meeting early warning system |
| CN210627512U (en) * | 2019-10-15 | 2020-05-26 | 云南省交通规划设计研究院有限公司 | Mountain area two-lane trunk highway meeting traffic conflict risk early warning device |
| CN211956720U (en) * | 2020-01-16 | 2020-11-17 | 重庆路达工程勘察设计咨询有限公司 | Double-lane fog-zone guiding system |
| CN112037578A (en) * | 2020-05-16 | 2020-12-04 | 山东高速信息工程有限公司 | Lane warning method and device for improving driving safety |
Non-Patent Citations (1)
| Title |
|---|
| 基于交通技术监控设备的隧道交通安全管理方法研究;吴昌成;华佳峰;陆宇;袁小君;;中国人民公安大学学报(自然科学版)(04);全文 * |
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