CN113375805A - Early warning system for long downhill road section - Google Patents
Early warning system for long downhill road section Download PDFInfo
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- CN113375805A CN113375805A CN202110442714.8A CN202110442714A CN113375805A CN 113375805 A CN113375805 A CN 113375805A CN 202110442714 A CN202110442714 A CN 202110442714A CN 113375805 A CN113375805 A CN 113375805A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 238000007405 data analysis Methods 0.000 claims abstract description 15
- 238000013021 overheating Methods 0.000 claims description 14
- 238000001931 thermography Methods 0.000 claims description 12
- 230000007613 environmental effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 230000036632 reaction speed Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L17/00—Devices or apparatus for measuring tyre pressure or the pressure in other inflated bodies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
- G01J2005/0033—Wheel
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- Spectroscopy & Molecular Physics (AREA)
- Traffic Control Systems (AREA)
Abstract
The early warning system for the long downhill road section is communicated with external ad hoc network node equipment, integrates automatic detection, data analysis, radar speed measurement, information feedback and voice reminding, and provides more convenience for users. The method comprises the steps of collecting the temperature of a wheel hub of a vehicle running on a long downhill road section, monitoring whether the temperature of the wheel hub reaches a braking critical value, collecting vehicle information of the vehicle when the temperature of the wheel hub reaches the braking critical value, sending the vehicle information to an information real-time feedback system, sending the vehicle information to a voice reminding system and an information issuing system, and carrying out early warning, broadcasting and displaying. The early warning system can automatically detect the air pressure and the temperature of the vehicle hub without human cost, has high reaction speed, and can remind a driver of dangerous conditions through voice reminding and a reminding board at the first time when equipment detects that the vehicle is in dangerous conditions on a long downhill road section.
Description
Technical Field
The invention belongs to the technical field of high-speed driving early warning, and particularly relates to an early warning system for a long downhill road section of a road.
Background
In recent years, the running safety of the truck on a continuous long downhill section is increasingly prominent, the speed of the truck is higher due to continuous downhill and long downhill, a driver is easy to frequently brake or continuously brake, so that the temperature of a brake system of the truck is too high, the failure of the brake system is caused, the running safety is influenced, the accident occurrence rate is increased, and particularly, the safety guarantee measures of the existing vehicle with continuous long downhill are insufficient, and the running safety of a road is seriously influenced.
In the process of driving on the highway, a plurality of long and large downhill dangerous road sections with large average longitudinal slopes and continuous slope lengths exceeding the limit value exist. When a driver walks downhill for a long time, the brake pad can experience long-time friction, and the heating of the brake pad and the brake disc is serious. The brake device can be softened at high temperature, the brake performance can be greatly reduced, the automobile is easy to be out of control and cannot be stopped, accidents occur, particularly, the inertia is large for large vehicles with large weight, and the accidents are more serious.
In the prior art, measures for preventing accidents on long downhill sections are mainly as follows: arranging all-weather duty service, issuing cars and prompting cars one by one for all heavy-duty vehicles, checking brakes and introducing road conditions; taking three-limit measures of speed limit, distance limit and lane limit on all vehicles, and erecting a road video monitoring system; build highway electronic display screen, loudspeaker, in time provide road conditions information and strengthen the road surface inspection frequency of night and early morning period, increase the emergent strength of preparing for duty of key highway section. Therefore, the prevention means in the prior art is time-consuming and labor-consuming and has poor prevention effect.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an early warning system for a long downhill road section. The technical problem to be solved by the invention is realized by the following technical scheme:
the invention provides an early warning system for a long downhill section of a road, which is communicated with a plurality of node devices of an ad hoc network, and comprises: an infrared thermal imaging monitoring system, a data analysis system, an information real-time feedback system, a vehicle information identification system, an information issuing system and a voice reminding system,
the infrared thermal imaging monitoring system is used for acquiring the hub temperature of a vehicle running on a long downhill road section, monitoring whether the hub temperature reaches a braking critical value or not and transmitting a monitoring result to the data analysis system;
the data analysis system is used for sending a vehicle information acquisition request to the vehicle information identification system when the temperature of the wheel hub reaches a braking critical value;
the vehicle information identification system is used for acquiring vehicle information of the vehicle after receiving the vehicle information acquisition request and sending the vehicle information to the information real-time feedback system;
the vehicle information comprises a license plate and a vehicle speed;
the information real-time feedback system is used for sending the vehicle information to the voice reminding system and the information issuing system;
the voice reminding system is used for broadcasting the early warning information;
and the information issuing system is used for displaying the early warning information.
Optionally, the node device includes: the vehicle license plate recognition device comprises a vehicle license plate recognizer, a vehicle speed detector, a hub temperature detector, a hub overheating reminding board and a hub overheating voice reminding device, wherein the hub temperature detector is installed on one side of a long downhill road section of a road, the hub overheating reminding board and the hub temperature detector are arranged on the same side at a first distance interval, and the hub overheating voice reminding device and the hub overheating reminding board are arranged on the same side at a second distance interval.
Optionally, the infrared thermal imaging monitoring system is configured to communicate with the hub temperature detector through a network port of the ad hoc network, collect the hub temperature of the vehicle running on the long downhill road section from data detected by the hub temperature detector, monitor whether the hub temperature reaches a braking critical value, and transmit a monitoring result to the data analysis system.
Optionally, the vehicle information recognition system is configured to communicate with the license plate recognizer and the vehicle speed detector through a network port of the ad hoc network, acquire a license plate of a vehicle whose hub temperature reaches a braking critical value from recognition data of the license plate recognizer, and acquire a vehicle speed of the vehicle whose hub temperature reaches the braking critical value from the vehicle speed detector.
Optionally, the voice reminding system is used for broadcasting the early warning information through the hub overheating voice reminding device, and the information issuing system is used for displaying the early warning information through the hub overheating reminding board device.
Optionally, the early warning system further includes a parameter adjusting module, and the parameter adjusting module is configured to set a braking critical value according to an environmental condition of the road.
Optionally, the parameter adjusting module is further configured to set a content of the first warning information broadcasted by the voice reminding system and a content of the second warning information displayed by the information publishing system according to the operating condition of the vehicle.
Optionally, the early warning system further includes a statistical system, and the statistical system is configured to count the number of early warnings and the information of early warning vehicles, and store the counted information in a database of the early warning system itself.
Optionally, the vehicle that infrared thermal imaging monitoring system detected in the early warning system includes: various types of trucks, various types of cars, various types of buses, and various types of machineshop cars.
Optionally, the early warning information includes: the warning system comprises a license plate number, warning information of overhigh temperature of a hub, license plate number, warning information of careful driving, license plate number, warning information of entering a steep slope road, license plate number and vehicle speed keeping warning information.
The invention has the beneficial effects that:
1. the early warning system can automatically detect the air pressure and the temperature of the vehicle hub, does not need the labor cost, and has high intelligent degree;
2. the early warning system has high response speed, and when the equipment detects that the vehicle has a dangerous condition on a long downhill section, the driver is informed of the dangerous condition through voice reminding and reminding board reminding at the first time;
3. the early warning system integrates automatic detection, data analysis, radar speed measurement, information feedback and voice reminding, and provides more convenience for users.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic structural diagram of an early warning system for a long downhill section of a road provided by the present invention;
FIG. 2 is a flow chart of the early warning process of the early warning system of the present invention;
fig. 3 is a schematic diagram of the early warning system provided by the present invention and a node device of an external ad hoc network implementing remote control;
fig. 4 is a schematic connection diagram of an early warning system actually connected to ad hoc network node devices provided by the present invention.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1, the early warning system for a long downhill section of a road provided by the present invention includes: an infrared thermal imaging monitoring system, a data analysis system, an information real-time feedback system, a vehicle information identification system, an information release system and a voice reminding system, wherein the early warning system is communicated with a plurality of node devices of an ad hoc network,
wherein, the node device includes: license plate recognizer, speed of a motor vehicle detector, wheel hub temperature detector, wheel hub overheat reminds tablet device and wheel hub overheat pronunciation reminding device, wheel hub temperature detector installs in the long downhill path section one side of road, wheel hub overheat reminds tablet and wheel hub temperature detector interval first distance setting in same one side, wheel hub overheat pronunciation reminding device and wheel hub overheat reminds tablet interval second distance setting in same one side, wheel hub overheat reminds tablet device to install on one side at wheel hub overheat reminds tablet.
It can be understood that the node devices are reasonably arranged and are networked, so that the node devices form an ad hoc network, and the early warning system can control all the node devices through the network ports of the gateways, thereby realizing early warning and reminding. The first distance and the second distance in the invention are related to the length and the gradient of the long downhill, and are set according to the actual situation.
Wherein, the road includes: the invention relates to a highway, a national road, a provincial road, a rural lane and the like, wherein all roads with signs and monitoring equipment can be pre-warned by using the pre-warning system, and the pre-warning purpose scheme of the invention is realized, and the invention belongs to the protection scope of the invention, and is not limited herein.
The infrared thermal imaging monitoring system is used for acquiring the hub temperature of a vehicle running on a long downhill road section, monitoring whether the hub temperature reaches a braking critical value or not and transmitting a monitoring result to the data analysis system;
as an optional embodiment of the present invention, the infrared thermal imaging monitoring system is configured to communicate with the hub temperature detector through a network port of the ad hoc network, collect the hub temperature of the vehicle running on the long downhill road section from the data detected by the hub temperature detector, monitor whether the hub temperature reaches the braking critical value, and transmit the monitoring result to the data analysis system.
The data analysis system is used for sending a vehicle information acquisition request to the vehicle information identification system when the temperature of the wheel hub reaches a braking critical value;
the vehicle information identification system is used for acquiring vehicle information of the vehicle after receiving the vehicle information acquisition request and sending the vehicle information to the information real-time feedback system;
the vehicle information comprises a license plate and a vehicle speed;
as an optional implementation manner of the present invention, the vehicle information recognition system is configured to communicate with the license plate recognizer and the vehicle speed detector through a network port of the ad hoc network, acquire a license plate of a vehicle whose hub temperature reaches the braking critical value from the recognition data of the license plate recognizer, and acquire a vehicle speed of the vehicle whose hub temperature reaches the braking critical value from the vehicle speed detector.
The information real-time feedback system is used for sending the vehicle information to the voice reminding system and the information issuing system;
the voice reminding system is used for broadcasting the early warning information;
and the information issuing system is used for displaying the early warning information.
As an optional implementation manner of the present invention, the voice reminding system is configured to broadcast the warning information through the hub overheating voice reminding device, and the information issuing system is configured to display the warning information through the hub overheating reminding board device.
Referring to fig. 2, fig. 2 is a flow chart of the early warning process of the early warning system of the present invention, which includes first detecting the hub temperature of a vehicle traveling on a broken road section, and if the hub temperature reaches the critical value of the braking system, obtaining the vehicle information of the vehicle reaching the critical value, and reminding a driver driving the vehicle in a voice broadcast and reminding manner by a reminding board to drive the vehicle safely.
Referring to fig. 3, fig. 3 is a schematic diagram illustrating an early warning system according to the present invention and a node device of an external ad hoc network implementing remote control. In fig. 2, the early warning system of the invention can remotely control the license plate recognizer, the vehicle speed detector, the hub temperature detector, the hub overheating reminding board and the hub overheating voice reminding device to remind the driver of the vehicle when the vehicle passes through a long downhill road section.
The early warning system for the long downhill road section is communicated with external ad hoc network node equipment, integrates automatic detection, data analysis, radar speed measurement, information feedback and voice reminding, and provides more convenience for users. The method comprises the steps of collecting the temperature of a wheel hub of a vehicle running on a long downhill road section, monitoring whether the temperature of the wheel hub reaches a braking critical value, collecting vehicle information of the vehicle when the temperature of the wheel hub reaches the braking critical value, sending the vehicle information to an information real-time feedback system, sending the vehicle information to a voice reminding system and an information issuing system, and carrying out early warning, broadcasting and displaying. The early warning system can automatically detect the air pressure and the temperature of the vehicle hub without human cost, has high reaction speed, and can remind a driver of dangerous conditions through voice reminding and a reminding board at the first time when equipment detects that the vehicle is in dangerous conditions on a long downhill road section.
Example two
As an optional implementation manner of the present invention, the early warning system further includes a parameter adjusting module, and the parameter adjusting module is configured to set a braking threshold value according to an environmental condition of a road.
It is understood that environmental conditions include temperature conditions, weather conditions, and the like. The temperature is lower in winter, and the heavy fog weather appears in winter easily, and the effect of cooling can be realized to cold air, and general braking critical value can set up highly. And in summer, the weather is hot, the temperature in the air can influence the hub temperature of the driving vehicle to be overhigh, and if the set braking critical value is lower, the error early warning is generated. Therefore, the accuracy of early warning can be improved by setting the braking critical value according to the environmental condition of the road.
As an optional implementation manner of the present invention, the parameter adjusting module is further configured to set a voice reminding system to broadcast the content of the first warning information and the content of the second warning information displayed by the information issuing system according to the running condition of the vehicle.
This embodiment can be appropriate the content of the first early warning information of regulation voice prompt system report and the second early warning information that information issuing system shows, because wheel hub overheated warning tablet adopts great warning tablet, can carry out striking warning to the driver. The voice reminding system can bring auditory reminding and visual and auditory difference content reminding, and can bring double influences on the sense of the driver, so that the attention of the driver is more concentrated.
EXAMPLE III
As an optional embodiment of the present invention, the early warning system further includes a statistical system, and the statistical system is configured to count the number of early warnings and the information of early warning vehicles, and store the counted information in a database of the early warning system itself.
Wherein, among the early warning system the vehicle that infrared thermal imaging monitoring system detected includes: various types of trucks, various types of cars, various types of buses, and various types of machineshop cars.
It will be appreciated that the present invention allows for the detection of various types of vehicles, as the size of the hub may vary from vehicle to vehicle.
Wherein, early warning information includes: the warning system comprises a license plate number, warning information of overhigh temperature of a hub, license plate number, warning information of careful driving, license plate number, warning information of entering a steep slope road, license plate number and vehicle speed keeping warning information. Of course, the early warning information of the invention can be properly changed through the parameter adjusting module, so that the invention is suitable for different environments and improves the adaptability of the early warning system of the invention.
Referring to fig. 4, fig. 4 is a schematic connection diagram of an actual ad hoc network device according to the present invention. The early warning system provided by the invention can sense the temperature of the vehicle and the information of the vehicle through sensing equipment which comprises a temperature detector, a license plate recognizer and a vehicle speed recognizer, wherein the license plate recognizer and the vehicle speed recognizer can be called as bayonet equipment, and the bayonet equipment is connected with the node equipment through a network port of an early warning system and an ad hoc network. The node equipment comprises publishing equipment, the voice equipment in the publishing equipment can be called as a voice reminding device, and the variable information board is the hub overheating reminding board. The node equipment is connected with the early warning system through a gateway of the self ad hoc network, and a database in the early warning system can store early warning quantity, statistics of early warning vehicle information, parameter adjustment and parameter configuration through the gateway during parameter adjustment.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. An early warning system for long downhill sections of a road, the early warning system being in communication with a plurality of node devices of an ad hoc network, the early warning system comprising: an infrared thermal imaging monitoring system, a data analysis system, an information real-time feedback system, a vehicle information identification system, an information issuing system and a voice reminding system,
the infrared thermal imaging monitoring system is used for collecting the hub temperature of a vehicle running on a long downhill road section, monitoring whether the hub temperature reaches a braking critical value or not and transmitting a monitoring result to the data analysis system;
the data analysis system is used for sending a vehicle information acquisition request to the vehicle information identification system when the hub temperature reaches a braking critical value;
the vehicle information identification system is used for acquiring the vehicle information of the vehicle after receiving the vehicle information acquisition request and sending the vehicle information to the information real-time feedback system;
the vehicle information comprises a license plate and a vehicle speed;
the information real-time feedback system is used for sending the vehicle information to a voice reminding system and an information issuing system;
the voice reminding system is used for broadcasting early warning information;
and the information issuing system is used for displaying the early warning information.
2. The warning system of claim 1, wherein the node device comprises: license plate recognizer, speed of a motor vehicle detector, wheel hub temperature detector, the overheated tablet of reminding of wheel hub and the overheated pronunciation reminding device of wheel hub, wheel hub temperature detector installs in long downhill path section one side of road, wheel hub overheated remind the tablet with wheel hub temperature detector interval first distance sets up same one side, the overheated pronunciation reminding device of wheel hub with wheel hub overheated reminding tablet interval second distance sets up same one side.
3. The early warning system as claimed in claim 2, wherein the infrared thermal imaging monitoring system is configured to communicate with the hub temperature detector through a network port of an ad hoc network, collect the hub temperature of a vehicle running on a long downhill road section from data detected by the hub temperature detector, monitor whether the hub temperature reaches a braking critical value, and transmit the monitoring result to the data analysis system.
4. The warning system of claim 2, wherein the vehicle information recognition system is configured to communicate with the license plate recognizer and the vehicle speed detector through a network port of the ad hoc network, obtain a license plate of a vehicle with a hub temperature reaching a braking critical value from recognition data of the license plate recognizer, and obtain a vehicle speed of the vehicle with the hub temperature reaching the braking critical value from the vehicle speed detector.
5. The early warning system of claim 2, wherein the voice reminding system is configured to broadcast the early warning information through a hub overheating voice reminding device, and the information issuing system is configured to display the early warning information through a hub overheating reminding board.
6. The warning system of claim 1, further comprising a parameter adjustment module configured to set a braking threshold based on an environmental condition of the roadway.
7. The early warning system of claim 6, wherein the parameter adjusting module is further configured to set a voice reminding system to broadcast the content of the first early warning information and the content of the second early warning information displayed by the information issuing system according to the operating condition of the vehicle.
8. The warning system of claim 1, further comprising a statistical system configured to count the number of warnings and the warning vehicle information, and store the counted information in a database of the warning system.
9. The warning system of claim 1, wherein the vehicle detected by the infrared thermal imaging monitoring system in the warning system comprises: various types of trucks, various types of cars, various types of buses, and various types of machineshop cars.
10. The warning system of any one of claims 1-9, wherein the warning information includes: the warning system comprises a license plate number, warning information of overhigh temperature of a hub, license plate number, warning information of careful driving, license plate number, warning information of entering a steep slope road, license plate number and vehicle speed keeping warning information.
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| CN202110442714.8A CN113375805A (en) | 2021-04-23 | 2021-04-23 | Early warning system for long downhill road section |
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| CN202110442714.8A CN113375805A (en) | 2021-04-23 | 2021-04-23 | Early warning system for long downhill road section |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114708725A (en) * | 2022-03-01 | 2022-07-05 | 长安大学 | Temperature early warning system and early warning method for vehicle brake on long and large downhill road section |
| CN115366909A (en) * | 2022-10-21 | 2022-11-22 | 四川省公路规划勘察设计研究院有限公司 | Dynamic early warning method and device for driver accidents in long and large longitudinal slope section and electronic equipment |
| CN116625317A (en) * | 2023-07-26 | 2023-08-22 | 天津达一众诚科技有限公司 | Steep slope surface gradient detection method and device based on image processing |
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| CN116625317A (en) * | 2023-07-26 | 2023-08-22 | 天津达一众诚科技有限公司 | Steep slope surface gradient detection method and device based on image processing |
| CN116625317B (en) * | 2023-07-26 | 2023-10-03 | 天津达一众诚科技有限公司 | Steep slope surface gradient detection method and device based on image processing |
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