CN113240888A - Multi-rockfall early warning radar partition networking cooperative monitoring system and method - Google Patents
Multi-rockfall early warning radar partition networking cooperative monitoring system and method Download PDFInfo
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- CN113240888A CN113240888A CN202110786909.4A CN202110786909A CN113240888A CN 113240888 A CN113240888 A CN 113240888A CN 202110786909 A CN202110786909 A CN 202110786909A CN 113240888 A CN113240888 A CN 113240888A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/10—Alarms for ensuring the safety of persons responsive to calamitous events, e.g. tornados or earthquakes
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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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/886—Radar or analogous systems specially adapted for specific applications for alarm systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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Abstract
The invention discloses a multi-rockfall early warning radar partition networking cooperative monitoring system and a monitoring method, wherein the monitoring system comprises a plurality of rockfall early warning radars, a plurality of data fusion units, a rear-end platform and a warning unit; in the multiple rockfall early warning radars, rockfall early warning radars in the same type of scene are connected with the corresponding data fusion unit after being networked; the data fusion units are connected with the rear-end platform and used for receiving monitoring information of the rockfall early warning radar in the same type of scene, carrying out data fusion to obtain warning information and sending the monitoring information and the warning information to the rear-end platform; the rear-end platform is connected with the warning unit and used for sending the warning information to the corresponding warning unit for warning. The invention has the advantages of improving the applicability of complex scenes, being compatible with various monitoring platforms, being capable of carrying out warning propagation coverage in all directions, all angles and large areas, and carrying out warning propagation coverage range adaptation according to warning grades.
Description
Technical Field
The invention mainly relates to the technical field of rockfall monitoring, in particular to a multi-rockfall early warning radar partition networking cooperative monitoring system and method.
Background
A rockfall early warning radar transmitter transmits a beam of modulated electromagnetic wave signals, the electromagnetic wave returns after encountering a target, target echoes and signals directly coupled with the transmitter enter a receiver mixer to be mixed, so that difference frequency signals are generated, the difference frequency signals are related to the distance, speed and angle of the target, the difference frequency signals are amplified and filtered through a subsequent circuit, then the difference frequency signals enter a digital signal processing unit to be demodulated to obtain the angle, distance and size information of the target, and then information such as displacement, speed and the like of the target is obtained through comparison processing of two or more difference frequency signals. A rockfall early warning radar is arranged in front of a rockfall prone area, and data of the terrain of the area which is visual and high in readability can be obtained in real time, so that rockfall can be monitored, early warned and warned.
The prior art generally does not independently network a plurality of radar devices in a single monitoring area, has poor applicability to complex scenes, and simultaneously, the whole system can only deal with small monitoring areas (the number of devices is less), and only can deal with the situation by continuously increasing hardware resources of a background server when facing a plurality of monitoring areas or large-scale complex monitoring scenes, so that the economic cost is increased and the instability of the system is increased.
Meanwhile, the existing pre-warning/alarming mode is single, the content of pre-warning/alarming cannot be graded, matching processing in different grades and different ranges is carried out according to the grade importance degree, alarming coverage in a large range cannot be carried out in an all-round mode, and the purpose of reducing subsequent economic and personnel life loss cannot be well achieved.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the problems in the prior art, the invention provides a multi-rockfall early warning radar partition networking cooperative monitoring system and method for improving the applicability of a complex scene.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a multi-rockfall early warning radar partition networking cooperative monitoring system comprises a plurality of rockfall early warning radars, a plurality of data fusion units, a rear-end platform and a warning unit; in the multiple rockfall early warning radars, rockfall early warning radars in the same type of scene are connected with the corresponding data fusion unit after being networked; the data fusion units are connected with the rear-end platform and used for receiving monitoring information of the rockfall early warning radar in the same type of scene, carrying out data fusion to obtain warning information and sending the monitoring information and the warning information to the rear-end platform; the rear-end platform is connected with the warning unit and used for sending the warning information to the corresponding warning unit for warning.
As a further improvement of the above technical solution:
the warning unit comprises one or more of roadside equipment, a short message pushing platform interface and a map navigation platform interface.
The roadside equipment comprises one or more of a roadside display screen, a roadside horn and a roadside alarm lamp.
The invention also discloses a monitoring method based on the multi-rockfall early warning radar partition networking cooperative monitoring system, which comprises the following steps:
dividing a monitoring area of the rockfall early-warning radar into different areas according to type scenes, and networking the rockfall early-warning radars in the same scene area, so as to realize subarea networking;
monitoring information of the rockfall early warning radar in the same scene area is fused through the corresponding data fusion unit to obtain corresponding warning information, and the monitoring information and the warning information are sent to the back-end platform;
the rear-end platform divides the warning information into different grades according to the important emergency degree and then sends the warning information to the corresponding warning units for warning; the propagation mode and the coverage range of the warning information are correspondingly matched according to the grade of the warning information.
As a further improvement of the above technical solution:
dividing different scene areas according to different geological types; where the geological type includes hard, sub-hard, soft or gravel hard.
And dividing different scene areas according to the sensitivity and the importance of the monitoring area.
And dividing different scene areas according to the states of the monitoring areas, wherein the states of the monitoring areas comprise natural scenes and construction scenes.
And dividing different scene areas according to the road sections to which the monitoring areas belong or management responsible parties.
And dividing different scene areas according to various scenes in the road section to which the monitoring area belongs, the state of the monitoring area, the geological type or the sensitivity and importance of the monitoring area.
Wherein the warning of the warning information includes: and the warning is carried out through one or more of a display screen, a loudspeaker or an alarm lamp of the route of the rockfall influence area.
Wherein the warning of the warning information includes: and sending warning short messages to short message users in the rockfall influence area and navigation users of the rockfall influence route.
Compared with the prior art, the invention has the advantages that:
according to the invention, the rockfall early warning radars in the same type of scenes are networked to realize the subarea networking of different types of scenes, so that the applicability of the whole system to complex scenes can be greatly improved; carrying out systematic fusion processing on the monitoring data of a plurality of rockfall early warning radars in the same type of scene through a data fusion unit to obtain corresponding warning information; because a plurality of rockfall early warning radars in the same type of scene have the consistency of scene backgrounds, the fusion processing process is simple, and the debugging efficiency and the monitoring accuracy of the radars can also be improved; monitoring information and warning information are sent to a back-end platform, the monitoring information is displayed through the back-end platform, and the warning information is sent to a corresponding warning unit for warning; the rear-end platform does not relate to the processing of radar data, the hardware resource requirement of the whole monitoring system on a rear-end platform server is effectively reduced, and therefore the monitoring system is compatible with various large and small monitoring platforms, can be easily accessed to monitoring platforms of monitoring departments at all levels, and provides sufficient monitoring information.
The invention sends the early warning information or the warning information to the relevant area needing warning and the corresponding warning equipment according to the important emergency degree, the display screen, the loudspeaker and the warning lamp in the area carry out the display and the sound-light warning of the warning information, meanwhile, the warning short message is pushed to the personnel in the area, and the map navigation platforms such as a Goods map, a Baidu map, a Beidou and the like are connected, so that the warning information is pushed to the users passing through the relevant area, the warning information can be spread and covered in all directions, all angles and large area, and the loss is reduced to the lowest.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the system of the present invention.
Illustration of the drawings: 1. a rockfall early warning radar; 2. a data fusion unit; 3. a back end platform; 4. and an alarm unit.
Detailed Description
The invention is further described below with reference to the figures and the specific embodiments of the description.
As shown in fig. 1, the multi-rockfall early-warning radar partition networking cooperative monitoring system of the embodiment includes a plurality of rockfall early-warning radars 1, a plurality of data fusion units 2, a rear-end platform 3 and a warning unit 4; in the multiple rockfall early warning radars 1, rockfall early warning radars 1 in the same type scene are networked and then connected with corresponding data fusion units 2; the data fusion unit 2 is connected with the back-end platform 3 and is used for receiving monitoring information of the rockfall early-warning radar 1 in the same type of scene, carrying out data fusion to obtain warning information (including early-warning information and warning information), and sending the monitoring information and the warning information to the back-end platform 3; the rear-end platform 3 is connected with the warning unit 4 and used for sending the warning information to the corresponding warning unit 4 to warn.
According to the invention, the rockfall early warning radars 1 in the same type of scenes are networked to realize the partition networking of different types of scenes, so that the applicability of the whole system to complex scenes can be greatly improved; monitoring data of a plurality of rockfall early warning radars 1 in the same type scene are subjected to systematic fusion processing through a data fusion unit 2 to obtain corresponding warning information; because the multiple rockfall early warning radars 1 in the same type of scene have the consistency of scene backgrounds, the fusion processing process is simple, and the debugging efficiency and the monitoring accuracy of the radars can also be improved; monitoring information and warning information are sent to the rear-end platform 3, the monitoring information is displayed through the rear-end platform 3, and the warning information is sent to the corresponding warning unit 4 for warning; the rear-end platform 3 does not relate to the processing of radar data, the hardware resource requirement of the whole monitoring system on the rear-end platform 3 server is effectively reduced, and therefore the monitoring system is compatible with various large and small monitoring platforms, can be easily accessed to monitoring platforms of monitoring departments at all levels, and provides sufficient monitoring information.
In a specific embodiment, the warning unit 4 includes one or more of a roadside device, a short message push platform interface, and a map navigation platform interface; the roadside equipment comprises one or more of a roadside display screen, a roadside horn and a roadside alarm lamp. The invention integrates the display screen, the loudspeaker, the alarm lamp and the early warning or alarming mode of accessing the short message pushing platform and the map navigation platform for pushing, realizes real-time early warning or alarming of the route of the rockfall affected area, timely early warning or alarming of people in the rockfall affected area, improves the monitoring efficiency and the directivity of alarming, enlarges the propagation speed and the coverage range of early warning or alarming information, and reduces the subsequent loss caused by rockfall.
The invention also discloses a monitoring method based on the multi-rockfall early warning radar partition networking cooperative monitoring system, which comprises the following steps:
dividing a monitoring area of the rockfall early-warning radar 1 into different areas according to type scenes, and networking the rockfall early-warning radar 1 in the same scene area, so as to realize subarea networking;
monitoring information of the rockfall early warning radar 1 in the same scene area is fused through the corresponding data fusion unit 2 to obtain corresponding warning information, and the monitoring information and the warning information are sent to the rear-end platform 3;
the rear-end platform 3 classifies the warning information into different grades according to the important emergency degree, and then sends the warning information to the corresponding warning units 4 for warning; the propagation mode and the coverage range of the warning information are correspondingly matched according to the grade of the warning information.
According to the invention, a plurality of rockfall early warning radars 1 deployed in a plurality of scenes are networked in a partitioned manner according to different scene types, monitoring data of the rockfall early warning radars 1 in the same networking area are systematically fused, then the processed information (including information such as the positions of monitored target objects such as rockfall and the like, early warning information or warning information) is uploaded to a background platform for background display and warning, the early warning information or the warning information is issued to relevant areas needing warning and corresponding warning equipment according to important emergency degree, a display screen, a loudspeaker and a warning lamp in the areas are used for displaying warning information and performing acousto-optic warning, meanwhile warning short messages are pushed to personnel in the areas, map navigation platforms such as high-grade, Baidu and Beidou are connected, and warning information is pushed to users passing through the relevant areas, so that the warning information can be omnibearing, distributed and distributed, The whole angle and large area are spread and covered, and the loss is reduced to the minimum.
In a specific embodiment, different types of regions are divided according to different geological types to perform partition networking, such as hard stone, sub-hard stone, soft stone, gravel hard stone and the like, the different geological types correspond to different radar layout densities, and threshold parameters of target identification corresponding to the radars are also different; or performing partition networking according to the sensitivity and importance of the regions in the monitoring scene; or according to the state of the monitoring scene (such as natural scene and construction scene), carrying out regional networking, wherein different networking modes correspond to different pre/alarm thresholds, levels, and contents and release objects of pre/alarm information; or carrying out regional networking according to the road sections or management responsible parties of the rockfall early warning areas, wherein different networking corresponds to different pre/warning objects, areas and ranges. Of course, different scene areas may be divided according to the road section to which the monitoring area belongs, the state of the monitoring area, the geological type, or various scenes in the sensitivity and importance of the monitoring area, so as to implement multi-layer networking, for example, a certain area may be divided into a certain sensitive area of a certain geology in a certain scene of a certain road section.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.
Claims (11)
1. A multi-rockfall early warning radar partition networking cooperative monitoring system is characterized by comprising a plurality of rockfall early warning radars (1), a plurality of data fusion units (2), a rear-end platform (3) and a warning unit (4); in the multiple rockfall early warning radars (1), rockfall early warning radars (1) in the same type scene are networked and then connected with corresponding data fusion units (2); the data fusion unit (2) is connected with the rear-end platform (3) and is used for receiving monitoring information of the rockfall early-warning radar (1) in the same type of scene, carrying out data fusion to obtain warning information and sending the monitoring information and the warning information to the rear-end platform (3); the rear-end platform (3) is connected with the warning unit (4) and used for sending warning information to the corresponding warning unit (4) to warn.
2. The system for partitioned networking cooperative monitoring of multiple rockfall early-warning radars according to claim 1, wherein the warning unit (4) comprises one or more of roadside equipment, a short message push platform interface and a map navigation platform interface.
3. The system of claim 2, wherein the roadside equipment comprises one or more of a roadside display screen, a roadside horn and a roadside alarm lamp.
4. A monitoring method of a multi-rockfall early-warning radar partition networking cooperative monitoring system based on any one of claims 1 to 3 is characterized by comprising the following steps:
dividing a monitoring area of the rockfall early-warning radar (1) into different areas according to type scenes, and networking the rockfall early-warning radar (1) in the same scene area, so as to realize subarea networking;
monitoring information of the rockfall early warning radar (1) in the same scene area is fused through the corresponding data fusion unit (2) to obtain corresponding warning information, and the monitoring information and the warning information are sent to the rear-end platform (3);
the rear-end platform (3) classifies the warning information into different grades according to the important emergency degree, and then sends the warning information to the corresponding warning units (4) for warning; the propagation mode and the coverage range of the warning information are correspondingly matched according to the grade of the warning information.
5. The monitoring method according to claim 4, characterized in that different scene areas are divided according to different geological types; where the geological type includes hard, sub-hard, soft or gravel hard.
6. The monitoring method according to claim 4, wherein the different scene areas are divided according to the sensitivity and importance of the monitored area.
7. The monitoring method according to claim 4, wherein different scene areas are divided according to the states of the monitoring areas, wherein the states of the monitoring areas include natural scenes and construction scenes.
8. The monitoring method according to claim 4, wherein the different scene areas are divided according to the road section to which the monitoring area belongs or the management responsible party.
9. The monitoring method according to claim 4, wherein different scene areas are divided according to a plurality of scenes of the road section to which the monitoring area belongs, the state of the monitoring area, the geological type or the sensitivity and importance of the monitoring area.
10. The monitoring method according to any one of claims 4 to 9, wherein the warning of the warning information includes: and the warning is carried out through one or more of a display screen, a loudspeaker or an alarm lamp of the route of the rockfall influence area.
11. The method for monitoring of claim 10, wherein the alerting of the alert message comprises: and sending warning short messages to short message users in the rockfall influence area and navigation users of the rockfall influence route.
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