CN113834529A - Carbonaceous rock slope monitoring system and method based on GNSS and thermal imaging technology - Google Patents
Carbonaceous rock slope monitoring system and method based on GNSS and thermal imaging technology Download PDFInfo
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Abstract
The invention discloses a carbonaceous rock slope monitoring system and method based on GNSS and thermal imaging technology, belonging to the technical field of carbonaceous rock slope monitoring. The invention has the advantages that the monitoring is not limited by time, regions and the like, the remote monitoring can be realized, the communication technologies such as 5G/4G and the like are adopted, the real-time monitoring and early warning can be realized, the adopted data processing module can carry out the cooperative processing of multi-point task data, the exploitable prospect is larger, the adopted thermal imaging technology can monitor the slope which is difficult to reach and dangerous for monitoring personnel, the risk of personnel operation is reduced, and the monitoring efficiency is improved.
Description
Technical Field
The invention relates to the technical field of carbonaceous rock slope monitoring, in particular to a system and a method for monitoring a carbonaceous rock slope based on a GNSS and thermal imaging technology.
Background
A global Navigation Satellite system (gnss) (global Navigation Satellite system) is called a global Satellite Navigation system for short, has the advantages of high precision, low power consumption, no influence of weather, capability of working for 24 hours (all weather), and the like, and is commonly applied to the engineering field, such as dynamic monitoring of a slope.
The thermal imaging technology is a technology for converting invisible infrared radiation energy into a visible temperature field image, has the advantages of long acting distance, all-weather dynamic real-time monitoring, full field performance (the temperature field distribution of the surface of a target body can be visually displayed on computer equipment), passive performance (the thermal radiation imaging of the target is utilized, and a radiation source does not need to be configured independently), and the like, and is widely used in the fields of concrete, building structures, engineering buildings, and the like.
The carbonaceous rock is a special rock mass sensitive to light, heat and water, and has high carbon-containing components and strong externally absorbed heat energy, so that the temperature of the slope surface of the exposed carbonaceous rock is different from that of the surrounding soil body. The carbon rock is greatly influenced by water, has the characteristics of softening when meeting water, disintegrating and the like, can often cause sliding collapse, surface layer disintegration and shedding and the like of the side slope, and is an important object for monitoring and paying attention to the side slope.
In the middle of the monitoring of the side slope, the GNSS technology is generally adopted to carry out dynamic monitoring on the side slope in the aspects of surface displacement monitoring, deep displacement monitoring and the like, and because the data processing and the working mode are different, the GNSS is generally independent monitoring, the arranged monitoring points are usually fixed and cannot be moved, the whole slope body cannot be completely covered, only special parts can be selected to carry out key monitoring, and the monitored target body is not comprehensive enough. The landslide generated by the side slope is a result of the combined action of various factors, such as the wetting degree of the slope surface, the developing degree of cracks, the alternate change of soil property and the like after rainfall, so that the possibility of landslide of the slope body is increased.
Disclosure of Invention
The invention aims to provide a carbonaceous rock slope monitoring system and method based on a GNSS and thermal imaging technology, and solves the technical problem that the GNSS technology cannot comprehensively monitor the carbonaceous rock slope.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a carbonaceous rock slope monitoring system based on GNSS and thermal imaging technology comprises a thermal imaging device, a GNSS monitoring device, a data processing module and a central data control analysis system, wherein the thermal imaging device and the GNSS monitoring device are both connected with the data processing module, the data processing module is connected with the central data control analysis system, the thermal imaging device is used for collecting thermal imaging data of a carbonaceous rock slope and transmitting the thermal imaging data to the data processing module, the GNSS monitoring device is used for collecting three-dimensional dynamic coordinates of the carbonaceous rock slope and inclination data inside a slope soil body and transmitting the three-dimensional dynamic coordinates of the carbonaceous rock slope, the inclination data inside the slope soil body and the thermal imaging data to the data processing module, the data processing module processes the three-dimensional dynamic coordinates of the carbonaceous rock slope, the inclination data inside the slope soil body and the thermal imaging data to obtain slope displacement, acceleration, inclination change, thermal image at the surface layer of the side slope and change condition of temperature are transmitted to the central data control analysis system.
Furthermore, the thermal imaging device comprises a thermal imaging device body, a thermal imaging data acquisition module and a wireless communication module, the thermal imaging data acquisition module is arranged in the thermal imaging device body, the thermal imaging device body is arranged at a platform position capable of covering the whole side slope, thermal image distribution data and data change conditions of the whole side slope are monitored in real time, acquired digital infrared video signals are transmitted to the wireless communication module, and the wireless communication module is used for processing the digital infrared video signals acquired by the thermal imaging data acquisition module into wireless digital infrared video signals and sending the wireless digital infrared video signals to the data processing module for processing.
Furthermore, the GNSS monitoring device comprises a GNSS antenna, a data receiver and a GNSS base station, the GNSS antenna is connected with the data receiver, the data receiver is connected with a data processing module, the GNSS antenna is respectively and independently arranged on a platform of a plurality of monitoring points, the three-dimensional dynamic coordinate of the slope and the slope data inside the slope soil body are monitored in real time, the data are transmitted to the data receiver, the GNSS base station is arranged on a monitoring pier on the outside of the monitoring area, and is connected with the data processing module through a wired cable, and the monitored data are transmitted to the data processing module for processing.
Furthermore, the central data control analysis system comprises an image recognition module, a central control analysis system and a monitoring display screen, wherein the image recognition module is arranged in the central control analysis system, image recognition marking is carried out on a computer according to an infrared thermal image and a live real-shot photo, a slope temperature abnormal area is automatically marked, synchronous marking is carried out on the corresponding live photo, a marking result is synchronously displayed on the monitoring display screen, the central control analysis system is provided with data analysis software, is internally provided with the image recognition module and is provided with a slope safety coefficient threshold value in advance, data obtained from the front end is automatically compared with the safety coefficient threshold value preset in the software automatically, and preparation for alarming is made in real time, the system can automatically adjust the thermal imager by combining with data obtained by GNSS monitoring, so as to realize accurate monitoring of the abnormal monitoring area, the data analysis software can also realize the functions of dynamic landslide prediction of the side slope, calculation of the earth volume of the landslide body and weather forecast reminding, after the data analysis software is analyzed, the data analysis software is externally connected to the monitoring display screen for displaying, the monitoring display screen displays and draws the change conditions of the data curves of displacement, acceleration and inclination of the side slope soil body in real time, the whole infrared thermal image and the data of the side slope are displayed at the same time, the abnormal temperature area of the side slope body is automatically marked according to the image recognition module, and monitoring personnel can conveniently know the surface and the internal change conditions of the whole side slope body in real time.
Furthermore, the detection mode of the GNSS base station includes one or more of GPS, BDS, GAL, and GLO.
Further, the wireless communication module is a 5G communication module, a 4G communication module, a GSM communication module, or a CDMA2000 communication module.
A method for monitoring a carbon rock side slope based on GNSS and thermal imaging technology comprises the steps that GNSS antennas are respectively and independently arranged on platforms of a plurality of monitoring points, three-dimensional dynamic coordinates of the side slope and slope data in a slope soil body are monitored in real time, the data are transmitted to a data receiver, a thermal imaging data acquisition module is arranged in a thermal imaging device, the thermal imaging device is arranged at a platform position capable of covering the whole side slope, thermal image distribution conditions and data change conditions of the whole side slope are monitored in real time, and acquired digital infrared video signals are transmitted to a wireless communication module; the wireless communication module processes the digital infrared video signals collected by the thermal imaging collection module into wireless digital infrared video signals, the wireless digital infrared video signals are sent to the data processing module for processing, the GNSS base station is arranged on a monitoring pier outside a monitored area, is connected with the data processing module through a wired cable and transmits the monitored data to the data processing module for processing, the data processing module respectively receives three-dimensional dynamic coordinates, slope change data inside a slope soil body and digital infrared measurement data collected by the GNSS antenna and the thermal imaging data collection module and respectively performs centralized calculation processing to obtain the displacement, acceleration, slope change, thermal image at the surface layer of the slope and change conditions of temperature, and then the change conditions are transmitted to the central control analysis system, the image recognition module is arranged in the central control analysis system, and image recognition marking is performed on a computer according to an infrared thermal image and a field real shot photo, automatically labeling a slope temperature abnormal area, synchronously marking on a corresponding field photo, synchronously displaying a marking result on a monitoring display screen, installing data analysis software in a central control analysis system, setting a slope safety coefficient threshold value in advance, automatically comparing data acquired from the front end with the safety coefficient threshold value preset in the software, and preparing for alarming in real time, wherein the system can automatically adjust a thermal imager by combining with data obtained by GNSS monitoring to realize accurate monitoring of the monitored abnormal area, is externally connected on the monitoring display screen for displaying after being analyzed by the data analysis software, displays a whole infrared thermal image of a slope and data thereof in real time, and automatically labels the slope temperature abnormal area according to an image recognition module, the monitoring personnel can conveniently know the surface and the internal change condition of the whole slope body in real time.
Furthermore, the data analysis software also comprises a dynamic landslide prediction module, a earthwork measurement module and a weather forecast reminding module which are respectively used for realizing the functions of dynamic landslide prediction of the side slope, calculation of the earthwork of the landslide body and weather forecast reminding.
Currently, most monitoring personnel only use the GNSS correlation technology to monitor the side slope, the GNSS technology focuses on measuring data inside the slope body and reflects the data through the data change mode, and the thermal imaging technology focuses on monitoring the change of the whole slope body surface and displays the whole condition of the side slope through the thermal image data mode. The thermal imaging technology is added, firstly, the water flow change of the slope surface under the rainfall condition and the scouring damage condition of rainwater on the surface of the slope body can be monitored, and particularly, the possibility of landslide under the erosion action of rainwater on the rock slope which is carbon rock and is sensitive to water and the surrounding environment is high; secondly, whether broken stones or soil blocks fall off on the surface of the slope body can be monitored in real time at night, and the overall change condition of the slope body can be mastered.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
(1) the monitoring is not limited by time, regions and the like, remote monitoring can be realized, the communication technologies such as 5G/4G and the like are adopted, real-time monitoring and early warning can be realized, the adopted data processing module can carry out cooperative processing of multi-point task data, the exploitable prospect is large, the adopted thermal imaging technology can monitor the slope which is difficult to reach and dangerous for monitoring personnel, the risk of personnel operation is reduced, the monitoring efficiency is improved, the central control analysis system can control and adjust the front-end equipment after analyzing the data acquired by the front-end equipment, the setting of corresponding functions, such as adjusting the frequency of data acquisition, recording and playback of infrared data and the like, is realized, and the expandability of the system is good.
(2) The intelligent monitoring system can monitor the change condition of the inside of the side slope soil body and the change condition of the surface of the side slope, does not need manual monitoring, reduces the consumption of human resources, has higher intelligent automation degree and better safety, and can monitor and early warn for 24 hours in all weather.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a thermal imaging contrast of the present invention;
fig. 3 is a field monitoring diagram of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings by way of examples of preferred embodiments. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
As shown in fig. 1-3, a carbonaceous rock slope monitoring system based on GNSS and thermal imaging technology comprises a thermal imaging device, a GNSS monitoring device, a data processing module and a central data control analysis system, wherein the thermal imaging device and the GNSS monitoring device are both connected with the data processing module, the data processing module is connected with the central data control analysis system, the thermal imaging device is used for collecting thermal imaging data of a carbonaceous rock slope and transmitting the thermal imaging data to the data processing module, the GNSS monitoring device is used for collecting three-dimensional dynamic coordinates of the carbonaceous rock slope and slope data inside the slope and transmitting the three-dimensional dynamic coordinates of the carbonaceous rock slope and the slope data inside the slope to the data processing module, the data processing module processes the three-dimensional dynamic coordinates of the carbonaceous rock slope, the slope data inside the slope and the thermal imaging data to obtain slope displacement, acceleration, inclination change, thermal image at the surface layer of the side slope and change condition of temperature are transmitted to the central data control analysis system.
In the embodiment of the invention, the thermal imaging device comprises a thermal imaging device body, a thermal imaging data acquisition module and a wireless communication module, wherein the thermal imaging data acquisition module is arranged in the thermal imaging device body, the thermal imaging device body is arranged at a platform position capable of covering the whole side slope, thermal image distribution data and data change conditions of the whole side slope are monitored in real time, acquired digital infrared video signals are transmitted to the wireless communication module, and the wireless communication module is used for processing the digital infrared video signals acquired by the thermal imaging acquisition module into wireless digital infrared video signals and transmitting the wireless digital infrared video signals to the data processing module for processing.
In the embodiment of the invention, the GNSS monitoring device comprises a GNSS antenna, a data receiver and a GNSS base station, the GNSS antenna is connected with the data receiver, the data receiver is connected with a data processing module, the GNSS antenna is respectively and independently arranged on platforms of a plurality of monitoring points to monitor three-dimensional dynamic coordinates of a slope and slope data in a slope soil body in real time and transmit the data to the data receiver, the GNSS base station is arranged on a monitoring pier on the outside of a monitoring area, is connected with the data processing module through a wired cable and transmits the monitored data to the data processing module for processing.
In the embodiment of the invention, the central data control analysis system comprises an image recognition module, a central control analysis system and a monitoring display screen, wherein the image recognition module is arranged in the central control analysis system, carries out image recognition marking according to an infrared thermal image and a live real shot photo on a computer, automatically marks a slope temperature abnormal area, synchronously marks the corresponding live photo, and synchronously displays a marking result on the monitoring display screen, the central control analysis system is provided with data analysis software, is internally provided with an image recognition module and is provided with a slope safety coefficient threshold value in advance, automatically compares data acquired from the front end with the safety coefficient threshold value preset in the software, and prepares for real-time alarm, and can automatically adjust a thermal imager by combining with data acquired by GNSS monitoring to realize accurate monitoring of the monitored abnormal area, the data analysis software can also realize the functions of dynamic landslide prediction of the side slope, calculation of the earth volume of the landslide body and weather forecast reminding, after the data analysis software is analyzed, the data analysis software is externally connected to the monitoring display screen to display, the monitoring display screen displays and draws the data curve change conditions of displacement, acceleration and inclination of the side slope soil body in real time, the whole infrared thermal image and the data of the side slope are displayed at the same time, the abnormal temperature area of the side slope body is automatically marked according to the image recognition module, and monitoring personnel can conveniently know the surface and the internal change condition of the whole side slope body in real time.
In the embodiment of the invention, the detection mode of the GNSS base station comprises one or more of GPS, BDS, GAL and GLO. The wireless communication module is a 5G communication module, a 4G communication module, a GSM communication module or a CDMA2000 communication module.
The thermal imaging technology can monitor the dynamic distribution condition of the temperature field of the whole slope body in real time, has good global effect, can divide different abnormal temperature field areas according to the temperature difference change of the slope surface, can display the water seepage and cracking phenomena of the slope surface on the thermal imaging, and can better exert the advantages of the thermal imaging technology particularly for the carbonaceous rock which is a rock slope sensitive to the environmental temperature and water.
The GNSS technology focuses on monitoring the change condition inside the slope body, the thermal imaging technology focuses on the overall monitoring of the surface of the slope body, the cooperative combination of the GNSS technology and the thermal imaging technology can improve the slope monitoring precision, the real change condition of the slope can be reflected more comprehensively, and the development of slope intelligent monitoring is promoted.
A VariosCAN-3021ST (VS 3021 for short) high-resolution scanning infrared thermal imaging system adopts a mercury cadmium telluride detector, the thermal sensitivity reaches up to 0.03 ℃, and the image quality is excellent. The Stirling closed-loop refrigerator with the built-in long service life has long-term working stability and is suitable for the fields of scientific research, medicine, microelectronics, nondestructive inspection, building detection, industrial automation process control and the like.
VS3021 is a dual-purpose thermal imager, which can be used as a portable stand-alone device; and the system can be used as an online computer to remotely control the thermal imager and collect and analyze thermal image data, so that the difficult problem of using the thermal infrared imager under certain test conditions when people are not allowed to approach the thermal imager due to safety requirements is solved.
The VS3021 is provided with an operation panel integrating a control keyboard and a 4.5-inch high-definition liquid crystal display, so that the infrared thermograph and various parameters can be conveniently viewed, and the thermal imager can be controlled through the keyboard. The electro-optical zoom function can achieve easy adjustment of the viewing angle region of 30 ° to 5 °. Typical functions include: viewing the current heat map, browsing in a gallery or single frame, analyzing or deleting saved heat maps, autofocusing, automatic tracking of high/low temperatures, isotherm and palette settings, online analysis of defined measurement points and regions, etc.
The imaging rate of VS3021 was 5Hz (standard 1Hz) for a thermal imager, up to 270Hz for a fast scanner (for fast moving process), and measured with 1 central pixel for a high speed (150KHz) infrared spot temperature detector. The image data can be stored by manual, time or thermal event mode, and recorded and stored on the online computer hard disk or the built-in CF memory card of the thermal imager.
The software package comprises IRBIS-Control software integrating the functions of thermal imager online Control, infrared data online analysis and transmission, IRBIS-Plus enhanced version or IRBIS-Professional version high-performance infrared thermography offline analysis and report generation software.
A method for monitoring a carbon rock side slope based on GNSS and thermal imaging technology comprises the steps that GNSS antennas are respectively and independently arranged on platforms of a plurality of monitoring points, three-dimensional dynamic coordinates of the side slope and slope data in a slope soil body are monitored in real time, the data are transmitted to a data receiver, a thermal imaging data acquisition module is arranged in a thermal imaging device, the thermal imaging device is arranged at a platform position capable of covering the whole side slope, thermal image distribution conditions and data change conditions of the whole side slope are monitored in real time, and acquired digital infrared video signals are transmitted to a wireless communication module; the wireless communication module processes the digital infrared video signals collected by the thermal imaging collection module into wireless digital infrared video signals, the wireless digital infrared video signals are sent to the data processing module for processing, the GNSS base station is arranged on a monitoring pier outside a monitored area, is connected with the data processing module through a wired cable and transmits the monitored data to the data processing module for processing, the data processing module respectively receives three-dimensional dynamic coordinates, slope change data inside a slope soil body and digital infrared measurement data collected by the GNSS antenna and the thermal imaging data collection module and respectively performs centralized calculation processing to obtain the displacement, acceleration, slope change, thermal image at the surface layer of the slope and change conditions of temperature, and then the change conditions are transmitted to the central control analysis system, the image recognition module is arranged in the central control analysis system, and image recognition marking is performed on a computer according to an infrared thermal image and a field real shot photo, automatically labeling the slope abnormal temperature area, synchronously marking on the corresponding field picture, synchronously displaying the marking result on a monitoring display screen, installing data analysis software in a central control analysis system, setting a slope safety coefficient threshold value in advance, automatically comparing the data acquired from the front end with the safety coefficient threshold value preset in the software, and preparing for alarming in real time, automatically adjusting a thermal imager by combining the data acquired by GNSS monitoring to realize accurate monitoring of the abnormal monitoring area, displaying on the monitoring display screen after being analyzed by the data analysis software, displaying and drawing the change condition of the slope soil displacement, acceleration and inclination data curve on the monitoring display screen in real time, simultaneously displaying the whole infrared thermal image of the slope and the data thereof, and automatically labeling the abnormal slope temperature area according to an image recognition module, the monitoring personnel can conveniently know the surface and the internal change condition of the whole slope body in real time. The data analysis software also comprises a dynamic landslide prediction module, a earthwork measurement module and a weather forecast reminding module which are respectively used for realizing the functions of dynamic landslide prediction of the side slope, calculation of the earthwork of the landslide body and weather forecast reminding.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.
Claims (8)
1. The utility model provides a carbonaceous rock slope monitoring system based on GNSS and thermal imaging technique which characterized in that: the system comprises a thermal imaging device, a GNSS monitoring device, a data processing module and a central data control analysis system, wherein the thermal imaging device and the GNSS monitoring device are connected with the data processing module, the data processing module is connected with the central data control analysis system, the thermal imaging device is used for acquiring thermal imaging data of the carbonaceous rock side slope and transmitting the thermal imaging data to the data processing module, the GNSS monitoring device is used for acquiring three-dimensional dynamic coordinates of the carbonaceous rock side slope and inclination data inside a slope soil body and transmitting the inclination data to the data processing module, and the data processing module is used for processing the three-dimensional dynamic coordinates of the carbonaceous rock side slope, the inclination data inside the slope soil body and the thermal imaging data to obtain slope displacement, acceleration, inclination change, thermal imagery at the surface layer of the side slope and change conditions of temperature and then transmitting the change conditions to the central data control analysis system.
2. The carbonaceous rock slope monitoring system based on GNSS and thermal imaging technology of claim 1, which is characterized in that: the thermal imaging device comprises a thermal imaging device body, a thermal imaging data acquisition module and a wireless communication module, the thermal imaging data acquisition module is arranged in the thermal imaging device body, the thermal imaging device body is arranged at a platform position capable of covering the whole side slope, thermal image distribution data and data change conditions of the whole side slope are monitored in real time, acquired digital infrared video signals are transmitted to the wireless communication module, and the wireless communication module is used for processing the digital infrared video signals acquired by the thermal imaging data acquisition module into wireless digital infrared video signals and sending the wireless digital infrared video signals to the data processing module for processing.
3. The carbonaceous rock slope monitoring system based on GNSS and thermal imaging technology of claim 2, which is characterized in that: the GNSS monitoring device comprises a GNSS antenna, a data receiver and a GNSS base station, the GNSS antenna is connected with the data receiver, the data receiver is connected with a data processing module, the GNSS antenna is respectively and independently arranged on a platform of a plurality of monitoring points, the three-dimensional dynamic coordinate of a slope and the data of the slope inside the slope soil body are monitored in real time, and the data are transmitted to the data receiver, the GNSS base station is arranged on a monitoring pier on the outside of a monitoring area, is connected with the data processing module through a wired cable, and transmits the monitored data to the data processing module for processing.
4. The carbonaceous rock slope monitoring system based on GNSS and thermal imaging technology of claim 3, which is characterized in that: the central data control analysis system comprises an image recognition module, a central control analysis system and a monitoring display screen, wherein the image recognition module is arranged in the central control analysis system, image recognition marking is carried out on a computer according to an infrared thermal image and a field real shot photo, a slope temperature abnormal area is automatically marked, synchronous marking is carried out on the corresponding field photo, a marking result is synchronously displayed on the monitoring display screen, the central control analysis system is provided with data analysis software, is internally provided with an image recognition module and is provided with a slope safety coefficient threshold value in advance, data obtained from the front end is automatically compared with the safety coefficient threshold value preset in the software automatically, alarm preparation is carried out in real time, meanwhile, the thermal imager is automatically adjusted by combining with data obtained by GNSS monitoring, and accurate monitoring of the monitoring abnormal area is carried out, the data analysis software can also realize the functions of dynamic landslide prediction of the side slope, calculation of the earth volume of the landslide body and weather forecast reminding, after the data analysis software is analyzed, the data analysis software is externally connected to the monitoring display screen for displaying, the monitoring display screen displays and draws the change conditions of the data curves of displacement, acceleration and inclination of the side slope soil body in real time, the whole infrared thermal image and the data of the side slope are displayed at the same time, the abnormal temperature area of the side slope body is automatically marked according to the image recognition module, and monitoring personnel can conveniently know the surface and the internal change conditions of the whole side slope body in real time.
5. The carbonaceous rock slope monitoring system based on GNSS and thermal imaging technology of claim 4, wherein: the detection mode of the GNSS base station comprises one or more of GPS, BDS, GAL and GLO.
6. The carbonaceous rock slope monitoring system based on GNSS and thermal imaging technology of claim 5, wherein: the wireless communication module is a 5G communication module, a 4G communication module, a GSM communication module or a CDMA2000 communication module.
7. The method of the carbonaceous rock slope monitoring system based on the GNSS and thermal imaging technology as claimed in any one of claims 1 to 6, wherein: the GNSS antenna is respectively and independently arranged on the platforms of a plurality of monitoring points, the three-dimensional dynamic coordinate of the side slope and the inclined data in the slope soil body are monitored in real time, the data are transmitted to the data receiver, the thermal imaging data acquisition module is arranged in the thermal imaging device, the thermal imaging device is arranged at the platform position capable of covering the whole side slope, the thermal image distribution condition and the data change condition of the whole side slope are monitored in real time, and the acquired digital infrared video signals are transmitted to the wireless communication module; the wireless communication module processes the digital infrared video signals collected by the thermal imaging collection module into wireless digital infrared video signals, the wireless digital infrared video signals are sent to the data processing module for processing, the GNSS base station is arranged on a monitoring pier outside a monitored area, is connected with the data processing module through a wired cable and transmits the monitored data to the data processing module for processing, the data processing module respectively receives three-dimensional dynamic coordinates, slope change data inside a slope soil body and digital infrared measurement data collected by the GNSS antenna and the thermal imaging data collection module and respectively performs centralized calculation processing to obtain the displacement, acceleration, slope change, thermal image at the surface layer of the slope and change conditions of temperature, and then the change conditions are transmitted to the central control analysis system, the image recognition module is arranged in the central control analysis system, and image recognition marking is performed on a computer according to an infrared thermal image and a field real shot photo, automatically labeling the abnormal region of the slope temperature, synchronously marking on the corresponding field photo, synchronously displaying the marking result on a monitoring display screen, installing data analysis software in a central control analysis system, setting a slope safety coefficient threshold value in advance, automatically comparing the data acquired from the front end with the safety coefficient threshold value preset in the software, preparing for alarming in real time, automatically adjusting a thermal imager by combining the data acquired by GNSS monitoring, accurately monitoring the abnormal region, displaying the abnormal region externally on the monitoring display screen after being analyzed by the data analysis software, displaying and drawing the change condition of a slope soil displacement, acceleration and inclination data curve on the monitoring display screen in real time, displaying the whole infrared thermal image and the data of the slope soil body and automatically labeling the abnormal region of the slope body temperature according to an image recognition module, the monitoring personnel can conveniently know the surface and the internal change condition of the whole slope body in real time.
8. The method of the carbonaceous rock slope monitoring system based on the GNSS and the thermal imaging technology as claimed in claim 7, wherein: the data analysis software also comprises a dynamic landslide prediction module, a earthwork measurement module and a weather forecast reminding module which are respectively used for realizing the functions of dynamic landslide prediction of the side slope, calculation of the earthwork of the landslide body and weather forecast reminding.
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| CN116399723A (en) * | 2023-06-08 | 2023-07-07 | 成都理工大学 | Test system and method for simulating slope in alpine region under multi-environment factor coupling |
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| CN207850443U (en) * | 2018-05-13 | 2018-09-11 | 西安科技大学 | Freeway Slope Stability monitoring data collecting transmitter based on Internet of Things |
| CN108571932A (en) * | 2018-06-12 | 2018-09-25 | 西南交通大学 | A kind of side slope comprehensive monitor system and monitoring method |
| CN111880206A (en) * | 2020-07-29 | 2020-11-03 | 祝侁捷 | Slope deformation monitoring system based on satellite positioning technology |
| CN112541665A (en) * | 2020-12-08 | 2021-03-23 | 鞍钢集团矿业有限公司 | Slope stability refined evaluation method based on multi-source information fusion |
| CN113295113A (en) * | 2021-04-29 | 2021-08-24 | 中国科学院武汉岩土力学研究所 | Beidou GNSS monitoring system layout method based on slope stability state analysis |
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| CN114659442A (en) * | 2022-03-10 | 2022-06-24 | 北京愚公道路养护有限公司 | Visual slope deformation intelligent monitoring and early warning system |
| CN116399723A (en) * | 2023-06-08 | 2023-07-07 | 成都理工大学 | Test system and method for simulating slope in alpine region under multi-environment factor coupling |
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