CN117953650A - Dam safety analysis early warning system and method based on digital twinning - Google Patents
Dam safety analysis early warning system and method based on digital twinning Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 claims abstract description 69
- 238000010276 construction Methods 0.000 claims abstract description 43
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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
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Abstract
The invention relates to the technical field of water conservancy construction, in particular to a dam safety analysis early warning system and method based on digital twinning; the system comprises an information acquisition unit, an information analysis unit and a visual early warning unit; according to the method, a virtual three-dimensional dam model is constructed, a visual dam monitoring effect is achieved, abnormal data are removed, the accuracy of subsequent early warning is guaranteed, a corresponding warning interval and a corresponding warning interval are obtained according to the preprocessed data and a preset threshold value, a corresponding early warning grade can be obtained, the effect of monitoring and early warning the dam is achieved, in addition, a corresponding data trend chart is drawn, and therefore a manager can directly check the condition of related data of the dam.
Description
Technical Field
The invention relates to the technical field of water conservancy construction, in particular to a dam safety analysis early warning system and method based on digital twinning.
Background
The digital twin is to fully utilize data such as a physical model, sensor update, operation history and the like, integrate simulation processes of multiple disciplines, multiple physical quantities, multiple scales and multiple probabilities, and complete mapping in a virtual space, thereby reflecting the full life cycle process of corresponding entity equipment. Digital twinning is applied to a plurality of fields such as product design, product manufacturing, medical analysis, engineering construction and the like.
The accident of the dam can bring serious damage to the downstream, the house and farmland are submerged, the life and property safety of downstream people is seriously threatened, while the dam belongs to a statically indeterminate structure, the stress distribution can be self-adjusted in the face of overload, however, the stability of the foundation and the dam abutment is influenced by the stress state and the geological condition, the whole or partial slippage is easy to occur, and the safety of the dam is threatened. Therefore, it is important to monitor the safety of the dam and perform safety precaution. At present, in the safety monitoring process of a dam, the monitoring data is abnormal due to the reasons of self faults, improper monitoring positions or environmental interference and the like of a monitoring instrument, the monitoring analysis effect is affected, the early warning is inaccurate, and meanwhile, the corresponding early warning division is also lacking for the abnormal strength.
Therefore, the invention provides a dam safety analysis early warning system and method based on digital twinning, which are used for solving the related technical problems.
Disclosure of Invention
The invention aims to provide a dam safety analysis early warning system and method based on digital twinning, wherein a virtual three-dimensional dam model is constructed, a visual dam monitoring effect is realized, abnormal data are removed, the accuracy of subsequent early warning is ensured, a corresponding warning interval and an alert interval are obtained according to pretreatment data and a preset threshold value, a corresponding early warning grade can be obtained, the effects of monitoring and early warning of a dam are achieved, and in addition, a corresponding data trend chart is drawn, so that a manager can directly check the condition of related data of the dam.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The first aspect of the invention: the dam safety analysis early warning system based on digital twinning comprises an information acquisition unit, an information analysis unit and a visual early warning unit, wherein:
The information acquisition unit is used for acquiring construction history data information of the dam, environment information of the dam and safety monitoring information of the dam;
The information analysis unit is connected with the information acquisition unit, and is used for constructing a virtual three-dimensional dam model according to the acquired construction history data information of the dam, preprocessing and counting the environmental information of the dam and the safety monitoring information of the dam, and monitoring and judging the running state of the virtual three-dimensional dam model;
the visual early warning unit is used for drawing a data trend chart, displaying the received information and sending out corresponding early warning prompt according to the early warning information, and is connected with the information analysis unit.
The invention is further provided with: the information acquisition unit comprises a dam information acquisition module and an environment information acquisition module, wherein:
The dam information acquisition module is used for acquiring construction history data information of the dam;
The environment information acquisition module is used for acquiring environment information of the dam, wherein the environment information comprises upstream and downstream water level information, air temperature information, atmospheric pressure information and precipitation information.
The invention is further provided with: the information acquisition unit further comprises a safety information acquisition module and a first communication module, wherein:
The safety information acquisition module is used for acquiring safety monitoring information of the dam, wherein the safety monitoring information comprises deformation information, permeability information and stress strain information;
The first communication module is used for realizing information interaction between the information acquisition unit and the information analysis unit, and is connected with the dam information acquisition module, the environment information acquisition module and the safety information acquisition module.
The invention is further provided with: the information analysis unit comprises a second communication module, a dam construction module, a data preprocessing module and a data statistics module, wherein:
the second communication module is used for realizing information interaction between the information analysis unit and the information acquisition unit as well as between the information acquisition unit and the visual early warning unit;
The dam construction module constructs a virtual three-dimensional dam model according to the acquired construction history data information of the dam, and the dam construction module is connected with the second communication module;
the data preprocessing module is used for identifying and eliminating the environment information of the dam and the abnormal value of the safety monitoring information of the dam, and is connected with the second communication module;
The data statistics module is used for counting the preprocessed data information, and is connected with the data preprocessing module.
The invention is further provided with: the process for identifying and eliminating the abnormal value of the environmental information of the dam and the safety monitoring information of the dam is as follows:
according to the time of information acquisition, constructing a time-based monitoring sequence X= (X 1,x2,…,xi,…,xn), wherein X i is data at a certain moment;
Calculating a variance deltax i of the monitoring sequence x i, and taking the variance deltax i not meeting (0, sigma 2) as a first abnormality judgment condition;
Will be As a second abnormality determination condition, Δx i is a variance,/>, whereK is a discrimination multiple, and sigma is a variance standard deviation;
If x i meets the first exception determination condition and meets the second exception determination condition, then x i is culled, otherwise x i is reserved.
The invention is further provided with: the process of carrying out statistics on the preprocessed data information is as follows:
Acquiring a preprocessed monitoring sequence Y= (Y 1,y2,…,yi,…,yn), wherein Y i is data at a certain moment;
Setting a threshold value U in the range of the monitoring sequence Y, and taking Z i＝yi -U as an excess amount to obtain an excess amount sequence Z= (Z 1,z2,…,zi,…,zm);
Calculating to obtain probability distribution function In the method, in the process of the invention,In the/>S is the variance of the excess, and sigma is the standard deviation of the variance;
And dividing the probability distribution according to a3 sigma criterion to obtain a corresponding warning interval and an alert interval.
The invention is further provided with: the information analysis unit further comprises a monitoring judgment module and a database module, wherein:
The monitoring and judging module is used for mapping the preprocessed data into the constructed virtual three-dimensional dam model, determining whether an early warning exists according to a threshold U, judging the early warning level according to a warning interval and an alert interval, and connecting the monitoring and judging module with the second communication module, the dam construction module and the data statistics module;
the database module is used for storing the received information, and is connected with the second communication module and the monitoring and judging module.
The invention is further provided with: the visual early warning unit comprises a third communication module, a display module and a data drawing module, wherein:
the third communication module is used for realizing information interaction between the visual early warning unit and the information analysis unit;
the display module is used for displaying the received information and is connected with the third communication module;
And the data drawing module draws a corresponding data trend chart according to the received data information, and is connected with the third communication module and the display module.
The invention is further provided with: the visual early warning unit further comprises an early warning reminding module, the early warning reminding module sends out corresponding early warning reminding according to the received early warning information, and the early warning reminding module is connected with the third communication module and the display module.
The second aspect of the invention: the dam safety analysis and early warning method based on digital twinning uses the dam safety analysis and early warning system based on digital twinning, and comprises the following steps:
Step one, acquiring construction history data information of a dam, environment information of the dam and safety monitoring information of the dam;
Step two, presetting a threshold value U set by early warning, constructing a virtual three-dimensional dam model according to the acquired construction history data information of the dam, preprocessing and counting the environmental information of the dam and the safety monitoring information of the dam, determining whether the early warning exists or not by the threshold value U, and judging the early warning level by utilizing a warning interval and an alert interval;
and thirdly, sending out corresponding early warning reminding according to the obtained early warning grade.
Compared with the prior art, the invention has the beneficial effects that:
According to the method, the construction historical data information of the dam, the environment information of the dam and the safety monitoring information of the dam are obtained, a virtual three-dimensional dam model is constructed by using the obtained construction historical data information of the dam according to different received information, visual management of management staff is realized, pretreatment and statistics are carried out by using the environment information of the dam and the safety monitoring information of the dam, abnormal data are removed, and the accuracy of subsequent early warning is ensured; according to the preprocessing data and a preset threshold value, a probability distribution function in an early warning range is obtained, probability distribution is divided according to a3 sigma criterion, a corresponding warning interval and a corresponding warning interval are obtained, corresponding early warning grades can be obtained, the warning grade and the warning grade are respectively, the effects of monitoring and early warning of the dam are achieved, in addition, a corresponding data trend chart is drawn, and therefore a manager can directly check the condition of data related to the dam.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a system diagram of a dam safety analysis early warning system based on digital twinning;
FIG. 2 is a system diagram of an information acquisition unit in a dam safety analysis and early warning system based on digital twinning;
FIG. 3 is a system diagram of an information analysis unit in a dam safety analysis and early warning system based on digital twinning;
Fig. 4 is a system diagram of a visual early warning unit in a dam safety analysis early warning system based on digital twinning.
Legend description: 100. an information acquisition unit; 110. a dam information acquisition module; 120. an environmental information acquisition module; 130. a security information acquisition module; 140. a first communication module; 200. an information analysis unit; 210. a second communication module; 220. a dam construction module; 230. a data preprocessing module; 240. a data statistics module; 250. a monitoring and judging module; 260. a database module; 300. a visual early warning unit; 310. a third communication module; 320. a display module; 330. a data drawing module; 340. and the early warning reminding module.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
As shown in fig. 1 to 4, the present embodiment provides a dam security analysis and early warning system based on digital twinning, which includes an information acquisition unit 100, an information analysis unit 200, and a visualization early warning unit 300, wherein: the information acquisition unit 100 is configured to acquire construction history data information of a dam, environmental information of the dam, and safety monitoring information of the dam; the information analysis unit 200 constructs a virtual three-dimensional dam model according to the acquired construction history data information of the dam, performs preprocessing and statistics on the environmental information of the dam and safety monitoring information of the dam, monitors and judges the running state of the virtual three-dimensional dam model, and the information analysis unit 200 is connected with the information acquisition unit 100; the visual early-warning unit 300 is used for drawing a data trend chart, displaying the received information and sending out corresponding early-warning reminding according to the early-warning information, and the visual early-warning unit 300 is connected with the information analysis unit 200.
In this embodiment, it should be noted that, the information obtaining unit 100 obtains the construction history data information of the dam, the environmental information of the dam, and the safety monitoring information of the dam, and uploads the information to the information analysis unit 200, after the information analysis unit 200 receives the information, the construction history data information of the dam is used to construct a virtual three-dimensional dam model according to the difference of the received information, so as to obtain a corresponding virtual model, and the virtual model is used for visual display of a manager, and the environmental information of the dam and the safety monitoring information of the dam are preprocessed and counted, so that abnormal data can be removed, so as to ensure the accuracy of subsequent early warning;
Meanwhile, the information analysis unit 200 obtains a probability distribution function in an early warning range according to the obtained preprocessing data and a preset threshold value U, and then divides the probability distribution according to a3 sigma criterion to obtain a corresponding warning interval and an alert interval, namely obtaining corresponding early warning grades, namely the warning grade and the alert grade, respectively, so that a dam can be monitored in real time, and early warning of the corresponding grade is sent out;
In addition, the visual early warning unit 300 receives feedback information of the information analysis unit 200, on one hand, draws a corresponding data trend chart according to the obtained preprocessing data and displays the corresponding data trend chart, so that a manager can directly check the condition of the dam related data, and on the other hand, can send out a corresponding grade according to the obtained early warning grade information, so that the manager can conveniently and timely make corresponding processing.
In the present invention, the information acquisition unit 100 includes a dam information acquisition module 110 and an environment information acquisition module 120, wherein: the dam information obtaining module 110 is configured to obtain construction history data information of a dam; the environmental information obtaining module 120 is configured to obtain environmental information of the dam, where the environmental information includes upstream and downstream water level information, air temperature information, atmospheric pressure information, and precipitation information.
In addition, the information acquisition unit 100 further includes a security information acquisition module 130 and a first communication module 140, wherein: the safety information acquisition module 130 is configured to acquire safety monitoring information of the dam, where the safety monitoring information includes deformation information, permeability information, and stress-strain information; the first communication module 140 is configured to implement information interaction between the information acquisition unit 100 and the information analysis unit 200, and the first communication module 140 is connected to the dam information acquisition module 110, the environment information acquisition module 120, and the security information acquisition module 130.
In this embodiment, it should be noted that, by using the dam information obtaining module 110 provided above, the construction history data information of the dam can be obtained, so as to be used for the construction of the subsequent virtual three-dimensional dam model, so that the visual inspection of the manager is facilitated; the environmental information of the dam is acquired by the environmental information acquisition module 120, the safety monitoring information of the dam is acquired by the safety information acquisition module 130, and the environmental information and the safety monitoring information affect the safety of the dam, so that the safety monitoring of the dam can be used, and the information is fed back to the information analysis unit 200 through the first communication module 140.
In the present invention, the information analysis unit 200 includes a second communication module 210, a dam construction module 220, a data preprocessing module 230, and a data statistics module 240, wherein: the second communication module 210 is configured to implement information interaction between the information analysis unit 200 and the information acquisition unit 100 and the visual early warning unit 300; the dam construction module 220 constructs a virtual three-dimensional dam model according to the acquired construction history data information of the dam, and the dam construction module 220 is connected with the second communication module 210; the data preprocessing module 230 is used for identifying and eliminating the environment information of the dam and the abnormal value of the safety monitoring information of the dam, and the data preprocessing module 230 is connected with the second communication module 210; the data statistics module 240 is configured to perform statistics on the preprocessed data information, and the data statistics module 240 is connected to the data preprocessing module 230.
The dam environment information and dam safety monitoring information abnormal value identification and elimination process comprises the following steps:
according to the time of information acquisition, constructing a time-based monitoring sequence X= (X 1,x2,…,xi,…,xn), wherein X i is data at a certain moment;
Calculating a variance deltax i of the monitoring sequence x i, and taking the variance deltax i not meeting (0, sigma 2) as a first abnormality judgment condition;
Will be As a second abnormality determination condition, Δx i is a variance,/>, whereK is a discrimination multiple, and sigma is a variance standard deviation;
If x i meets the first exception determination condition and meets the second exception determination condition, then x i is culled, otherwise x i is reserved.
In addition, the process of counting the preprocessed data information is as follows:
Acquiring a preprocessed monitoring sequence Y= (Y 1,y2,…,yi,…,yn), wherein Y i is data at a certain moment;
Setting a threshold value U in the range of the monitoring sequence Y, and taking Z i＝yi -U as an excess amount to obtain an excess amount sequence Z= (Z 1,z2,…,zi,…,zm);
Calculating to obtain probability distribution function In the method, in the process of the invention,In the/>S is the variance of the excess, and sigma is the standard deviation of the variance;
And dividing the probability distribution according to a3 sigma criterion to obtain a corresponding warning interval and an alert interval.
In this embodiment, it should be noted that, the information of the information acquisition unit 100 is received by using the set second communication module 210, the construction history data information of the dam is received by the dam construction module 220, the construction history data information of the dam is used to construct a virtual three-dimensional dam model, the model can be reflected to the visual early warning unit 300 in real time through the second communication module 210, so that a manager can intuitively check the virtual dam condition, the environment information of the dam and the safety monitoring information of the dam are received by the data preprocessing module 230, then abnormal value recognition and elimination are performed, so as to obtain reliable data information, so as to ensure the accuracy of subsequent early warning, and then the reliable data information is fed back to the data statistics module 240, and the data statistics module 240 can perform statistics on the preprocessed data information; it should be noted that, the 3σ criterion in this embodiment is a widely used criterion, and is not described herein.
In the present invention, the information analysis unit 200 further includes a monitoring decision module 250 and a database module 260, wherein: the monitoring and judging module 250 is configured to map the preprocessed data into the constructed virtual three-dimensional dam model, determine whether an early warning exists according to the threshold U, and judge the early warning level according to the warning interval and the alert interval, where the monitoring and judging module 250 is connected to the second communication module 210, the dam construction module 220 and the data statistics module 240; the database module 260 is used for storing the received information, and the database module 260 is connected to both the second communication module 210 and the monitoring and judging module 250.
In this embodiment, it should be noted that, the monitoring and determining module 250 determines whether an early warning exists according to the threshold U, determines the early warning level according to the warning interval and the alert interval, and uploads the early warning level to the visual early warning unit 300 through the second communication module 210, and meanwhile, uploads the early warning level to the database module 260 for storage.
In the present invention, the visual early warning unit 300 includes a third communication module 310, a display module 320, and a data drawing module 330, wherein: the third communication module 310 is configured to implement information interaction between the visual early warning unit 300 and the information analysis unit 200; the display module 320 is configured to display the received information, and the display module 320 is connected to the third communication module 310; the data drawing module 330 draws a corresponding data trend chart according to the received data information, and the data drawing module 330 is connected with the third communication module 310 and the display module 320.
In addition, the visual early-warning unit 300 further includes an early-warning reminding module 340, the early-warning reminding module 340 sends out corresponding early-warning reminding according to the received early-warning information, and the early-warning reminding module 340 is connected with the third communication module 310 and the display module 320.
In this embodiment, it should be noted that, the third communication module 310 may receive the information of the information analysis unit 200, and then the data drawing module 330 draws and displays a corresponding data trend chart according to the obtained preprocessed data, so that a manager may directly check the condition of the data related to the dam, and in addition, the early warning reminding module 340 receives the early warning information and sends out a corresponding level according to the corresponding early warning level according to the obtained early warning level information, so as to facilitate the manager to make corresponding processing in time.
In addition, the embodiment provides a dam safety analysis and early warning method based on digital twinning, which uses the dam safety analysis and early warning system based on digital twinning, and comprises the following steps:
Step one, acquiring construction history data information of a dam, environment information of the dam and safety monitoring information of the dam;
Step two, presetting a threshold value U set by early warning, constructing a virtual three-dimensional dam model according to the acquired construction history data information of the dam, preprocessing and counting the environmental information of the dam and the safety monitoring information of the dam, determining whether the early warning exists or not by the threshold value U, and judging the early warning level by utilizing a warning interval and an alert interval;
and thirdly, sending out corresponding early warning reminding according to the obtained early warning grade.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, 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 present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. The dam safety analysis early warning system based on digital twinning is characterized by comprising an information acquisition unit (100), an information analysis unit (200) and a visual early warning unit (300), wherein:
The information acquisition unit (100) is used for acquiring construction history data information of the dam, environment information of the dam and safety monitoring information of the dam;
The information analysis unit (200) constructs a virtual three-dimensional dam model according to the acquired construction history data information of the dam, performs preprocessing and statistics on the environmental information of the dam and safety monitoring information of the dam, monitors and judges the running state of the virtual three-dimensional dam model, and the information analysis unit (200) is connected with the information acquisition unit (100);
The visual early warning unit (300) is used for drawing a data trend chart, displaying the received information and sending out corresponding early warning reminding according to the early warning information, and the visual early warning unit (300) is connected with the information analysis unit (200).
2. The dam safety analysis and early warning system based on digital twinning according to claim 1, wherein: the information acquisition unit (100) includes a dam information acquisition module (110) and an environment information acquisition module (120), wherein:
The dam information acquisition module (110) is used for acquiring construction history data information of the dam;
the environment information acquisition module (120) is used for acquiring environment information of the dam, wherein the environment information comprises upstream and downstream water level information, air temperature information, atmospheric pressure information and precipitation information.
3. The dam safety analysis and early warning system based on digital twinning according to claim 2, wherein: the information acquisition unit (100) further comprises a secure information acquisition module (130) and a first communication module (140), wherein:
the safety information acquisition module (130) is used for acquiring safety monitoring information of the dam, wherein the safety monitoring information comprises deformation information, permeability information and stress strain information;
the first communication module (140) is used for realizing information interaction between the information acquisition unit (100) and the information analysis unit (200), and the first communication module (140) is connected with the dam information acquisition module (110), the environment information acquisition module (120) and the safety information acquisition module (130).
4. The dam safety analysis and early warning system based on digital twinning according to claim 1, wherein: the information analysis unit (200) comprises a second communication module (210), a dam construction module (220), a data preprocessing module (230) and a data statistics module (240), wherein:
the second communication module (210) is used for realizing information interaction between the information analysis unit (200) and the information acquisition unit (100) and the visual early warning unit (300);
The dam construction module (220) constructs a virtual three-dimensional dam model according to the acquired construction history data information of the dam, and the dam construction module (220) is connected with the second communication module (210);
The data preprocessing module (230) is used for identifying and eliminating the environment information of the dam and the abnormal value of the safety monitoring information of the dam, and the data preprocessing module (230) is connected with the second communication module (210);
The data statistics module (240) is used for counting the preprocessed data information, and the data statistics module (240) is connected with the data preprocessing module (230).
5. The dam safety analysis and early warning system based on digital twinning according to claim 4, wherein: the process for identifying and eliminating the abnormal value of the environmental information of the dam and the safety monitoring information of the dam is as follows:
according to the time of information acquisition, constructing a time-based monitoring sequence X= (X 1,x2,…,xi,…,xn), wherein X i is data at a certain moment;
Calculating a variance deltax i of the monitoring sequence x i, and taking the variance deltax i not meeting (0, sigma 2) as a first abnormality judgment condition;
Will be As a second abnormality determination condition, Δx i is a variance,/>, whereK is a discrimination multiple, and sigma is a variance standard deviation;
If x i meets the first exception determination condition and meets the second exception determination condition, then x i is culled, otherwise x i is reserved.
6. The digital twinning-based dam safety analysis and early warning system according to claim 5, wherein: the process of carrying out statistics on the preprocessed data information is as follows:
Acquiring a preprocessed monitoring sequence Y= (Y 1,y2,…,yi,…,yn), wherein Y i is data at a certain moment;
Setting a threshold value U in the range of the monitoring sequence Y, and taking Z i＝yi -U as an excess amount to obtain an excess amount sequence Z= (Z 1,z2,…,zi,…,zm);
Calculating to obtain probability distribution function In the method, in the process of the invention,In the/>S is the variance of the excess, and sigma is the standard deviation of the variance;
And dividing the probability distribution according to a3 sigma criterion to obtain a corresponding warning interval and an alert interval.
7. The digital twinning-based dam safety analysis and early warning system according to claim 5, wherein: the information analysis unit (200) further comprises a monitoring decision module (250) and a database module (260), wherein:
The monitoring and judging module (250) is used for mapping the preprocessed data into the constructed virtual three-dimensional dam model, determining whether an early warning exists according to a threshold U, judging the early warning level according to a warning interval and an alert interval, and the monitoring and judging module (250) is connected with the second communication module (210), the dam construction module (220) and the data statistics module (240);
the database module (260) is used for storing the received information, and the database module (260) is connected with the second communication module (210) and the monitoring and judging module (250).
8. The dam safety analysis and early warning system based on digital twinning according to claim 1, wherein: the visual early warning unit (300) comprises a third communication module (310), a display module (320) and a data drawing module (330), wherein:
the third communication module (310) is used for realizing information interaction between the visual early warning unit (300) and the information analysis unit (200);
the display module (320) is used for displaying the received information, and the display module (320) is connected with the third communication module (310);
The data drawing module (330) draws a corresponding data trend chart according to the received data information, and the data drawing module (330) is connected with the third communication module (310) and the display module (320).
9. The dam safety analysis and early warning system based on digital twinning according to claim 8, wherein: the visual early warning unit (300) further comprises an early warning reminding module (340), the early warning reminding module (340) sends out corresponding early warning reminding according to the received early warning information, and the early warning reminding module (340) is connected with the third communication module (310) and the display module (320).
10. A dam safety analysis and early warning method based on digital twinning, which uses the dam safety analysis and early warning system based on digital twinning as claimed in any one of claims 1 to 9, and is characterized by comprising the following steps:
Step one, acquiring construction history data information of a dam, environment information of the dam and safety monitoring information of the dam;
Step two, presetting a threshold value U set by early warning, constructing a virtual three-dimensional dam model according to the acquired construction history data information of the dam, preprocessing and counting the environmental information of the dam and the safety monitoring information of the dam, determining whether the early warning exists or not by the threshold value U, and judging the early warning level by utilizing a warning interval and an alert interval;
and thirdly, sending out corresponding early warning reminding according to the obtained early warning grade.
Priority Applications (1)
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