CN113032599B - Digital intelligent sketch analysis method and system for mine physical similarity model surrounding rock movement - Google Patents
Digital intelligent sketch analysis method and system for mine physical similarity model surrounding rock movement Download PDFInfo
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- CN113032599B CN113032599B CN202110413437.8A CN202110413437A CN113032599B CN 113032599 B CN113032599 B CN 113032599B CN 202110413437 A CN202110413437 A CN 202110413437A CN 113032599 B CN113032599 B CN 113032599B
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Abstract
The invention discloses a digital intelligent sketch analysis method and a digital intelligent sketch analysis system for surrounding rock movement of a mine physical similar model, wherein the method comprises the steps of S1, establishing an N + X database; s2, acquiring an experiment plan from the N + X database through an experiment purpose; s3, carrying out a simulation experiment according to the experiment plan, and collecting photos in the experiment process; s4, selecting photos matched with the purpose of the experiment, and sequencing and storing the photos; s5, converting the selected photos into a storage form of numbers or matrixes, and drawing a sketch of the image; and S6, carrying out deep mining analysis on the data in the drawn sketch map, drawing a relation graph among all factors influencing the experiment purpose, and displaying the relation graph. The accuracy of experimental parameters, the result reliability and the analysis efficiency are improved, the quantitative analysis of multi-field multi-phase multi-source coupling data is realized, the aim of intuitive and effective prominent research is fulfilled, and the technical support is provided for the analysis of the rock stratum of the mine.
Description
Technical Field
The invention relates to the technical field of computer simulation, in particular to a digital intelligent sketch analysis method and system for mine physical similarity model surrounding rock movement.
Background
A physical similarity simulation experiment (hereinafter referred to as simulation experiment) of mineral engineering is one of important means for researching the subject of mineral engineering. Stress, deformation and movement monitoring in a rock mass have great difficulty, the overlying strata movement law is analyzed by drilling at present and is influenced by the drilling cost, and simulation experiment research is developed on a physical model and is a main research method.
By utilizing a similarity principle, the destructive behavior and mode of coal rock mass around a stope or a roadway under specific conditions are researched in a similarity model, and the actual rock mass deformation destruction is calculated by inversion of the experimental result of the model by combining theoretical analysis and empirical summary. The method is mainly used for researching stope rock stratum control under multi-field (stress field, displacement field, fracture field, temperature field and the like), multi-phase (solid, liquid and gas) and multi-source (data source types) coupling exploitation. However, the current physical simulation experiment system cannot effectively display data such as stress fields, displacement fields and the like acting on the periphery of a stope or a roadway in a physical simulation experiment result in a visual way; most of the current analysis data collection, processing and analysis are manual processing, the post-processing of experimental phenomenon photos lacks efficient analysis software, and the aspects of picture processing, data depth mining, data coupling analysis and the like need to be further improved.
The excavation in the model is a dynamic simulation coal mining process, the surrounding rock movement law is the core that people need to know and master, in the physical simulation experiment process, the types of collected and acquired data are various (including stress data, displacement data, optical fiber monitoring data and microseismic monitoring data), the data are stored in different monitoring instruments, the recording of the surrounding rock movement phenomenon is only to record macroscopic overlying strata damage phenomena such as roof fracture, roadway damage, coal pillar instability and the like in the mining process, and only through the recording of a camera, the data such as experimental data, experimental phenomena, analysis results and the like can be recorded, however, the analysis means in the prior art is single, and the data cannot be subjected to deep excavation and coupling analysis, so that the research purposes such as research crack evolution, rotary deformation of a roof block structure, the development law of a water guide crack zone, description of the overlying rock movement range at the pressing moment and the influence range of coal pillar instability can not be clearly and effectively reflected, therefore, the invention provides a digital sketch analysis method and a system for the surrounding rock movement of the mine based on the physical simulation model, and solves the problems.
Disclosure of Invention
The embodiment of the invention provides a method and a system for analyzing surrounding rock movement of a mine physical similarity model by digital intelligent sketch, and the problem that the research purpose cannot be clearly and effectively reflected due to the fact that the analysis means in the prior art is single and deep excavation and coupling analysis cannot be carried out on data is solved.
The invention provides a digital intelligent sketch analysis method for the movement of surrounding rocks of a mine physical similar model, which comprises the following steps:
s1, establishing an N + X database, wherein the N database comprises: the X database comprises a database of new data collected by different monitoring instruments according to different experimental purposes;
s2, acquiring an experiment plan book with the highest matching degree with the experiment purpose from the N + X database;
s3, carrying out a simulation experiment according to the experiment plan, and collecting photos in the experiment process;
s4, selecting photos matched with the experiment purpose from the photos, and sequencing and storing the photos according to the experiment process;
s5, converting the selected photos into a digital or matrix storage form, and simultaneously drawing a sketch map of the image through a digital intelligent sketch graphic processing system;
and S6, carrying out deep mining analysis on the data on the sketch map in the S5, drawing a relation graph among all factors influencing the experimental purpose, and displaying the relation graph.
Preferably, in S5, the experimental phenomena are identified by using a digital intelligent sketch graphics processing system, and a final sketch is obtained.
The invention also provides a system of the digital intelligent sketch analysis method for the mine physical similarity model surrounding rock movement, wherein the system comprises a processor, an image acquisition module, a storage module, an image processing module, an N + X database, a control panel, a digital intelligent sketch image processing module and a data coupling analysis processing module;
the image acquisition module is used for acquiring photos in the experimental process;
the image processing module is used for selecting the photos matched with the purpose of the experiment, sequencing the photos according to the experiment sequence, and converting the selected image information into a storage form of numbers or matrixes;
the storage module is used for storing the image acquired by the image acquisition module and the image information processed by the image processing module, and the image acquisition and image processing instructions are loaded by the processor;
the N + X database is used for storing picture data, stress data, displacement data, sketch simulation diagram data, experiment plan data and data acquired by a monitoring instrument;
the digital intelligent sketch graphic processing module comprises a sketch module, and the sketch module is used for drawing a sketch according to a digital image processed by the image processing module;
the data coupling analysis processing module is used for calling the data in the N + X database to perform statistical analysis on the data of the sketch image and draw a relational graph among factors influencing the purpose of the experiment;
the control panel comprises a touch screen and is used for inputting operation commands, viewing image information and displaying statistical analysis results.
Preferably, the digital intelligent sketch image processing module further comprises a manual auxiliary adjusting module, and the manual auxiliary adjusting module is used for manually identifying experimental phenomena in the drawn sketch to form a new sketch.
Preferably, the sketch module is used for realizing the following steps of 1:1, the intelligent sketch restoration is used for selecting or changing the size and the position of a sketch area, the thickness of a sketch line and the color, and is used for adjusting parameters with different variable quantities to perform sketch.
Compared with the prior art, the invention has the advantages that:
1. the invention realizes intelligent and flow physical analog sketch analysis, and improves the accuracy of parameters, the reliability of results and the analysis efficiency.
2. The invention realizes the visualization of mining, data visualization, analysis and intelligent display in the whole process of a physical similarity model experiment, can better mine the existing data resources, realizes the quantitative analysis of multi-field multi-phase multi-source coupling data, visually and effectively highlights the research purpose, provides technical support for the analysis of the rock stratum of the mine, and is worthy of popularization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a digital intelligent sketch analysis method for mine physical similarity model surrounding rock movement provided by the embodiment of the invention;
FIG. 2 is a system block diagram of a digital intelligent sketch analysis method for the mine physical similarity model surrounding rock movement, provided by the embodiment of the invention;
fig. 3 is a working face mining overburden periodic fracture evolution sketch provided by the embodiment of the invention.
Fig. 4 is a sketch map of the high evolution of the water-guiding crack zone provided by the embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the invention provides a digital intelligent sketch analysis method for the movement of surrounding rocks of a mine physical similarity model, which comprises the following steps:
s1, establishing an N + X database,
wherein the N database comprises: the X database comprises a database of new data collected by different monitoring instruments according to different experimental purposes;
s2, calling N + X database resources according to an experiment purpose input by a user, pushing by comprehensively adopting document similarity and matching keywords, and selecting a plurality of experiment plans which are most matched with the experiment purpose and the experiment method; secondly, based on the selection, checking the experimental data records and data analysis, and adding a selection database to ensure the integrity of the experimental data; finally, pushing an experiment plan book with the highest matching degree with the experiment for reference, and simultaneously pushing key technologies and cautions under the target condition of the experiment;
s3, carrying out a simulation experiment according to the experiment plan, positioning the high-pixel camera before the model experiment starts, and ensuring that the position of the camera from the experiment frame is fixed; the mode of using the camera every time is the same, the size of the shot picture is ensured to be consistent, the shot picture is positioned, so that when a person analyzes and reviews the physical similarity simulation experiment, the change rule of macroscopic quantity (displacement and crack) can be analyzed in detail, the pictures in the experiment process can be stored in corresponding databases respectively according to data analogy;
s4, selecting pictures shot at fixed points, selecting experimental pictures matched with a research purpose, sorting the selected pictures according to the sequence of simulated mining, storing the sorted pictures into an ordered system, wherein the system comprises an index database, supports automatic index sorting of file names or directly indexes according to defined and stored positions, automatically realizes an index function through a compiled program to select the pictures matched with the experimental purpose, and sorts and stores the pictures according to the sequence of experiment;
s5, converting the selected photos into a storage form of numbers or matrixes, wherein the photos correspond to the determined photos in the S4, and local or whole changes of the surrounding rock of the original model are caused by mining influences, so that people can conveniently determine and process a change area, and the efficiency of analyzing the motion of the surrounding rock is improved; meanwhile, a sketch map of the image is drawn by a digital intelligent sketch graphic processing system to obtain a sketch map, and the sketch map is stored in a sketch simulation map database, as shown in fig. 3 and 4, the sketch map can more intuitively and effectively reflect the research purposes of people, such as research on the evolution of cracks, the rotary deformation of a roof structure block, the development rule of a water guide crack zone, the description of the overlying rock motion range at the moment of pressure coming, the influence range of coal pillar instability and the like;
wherein, the digital intelligent sketch graphic processing system is 1, according to the excavation step distance a (a is excavation step distance, unit: cm, actual size is converted according to geometric similarity ratio) of the physical simulation experiment process, each time according to a multiplied by a cm 2 The large area is used for segmenting the image shot by physical simulation and segmenting the image into a plurality of areas; 2. according to the number n of excavation steps (n is the number of excavation steps, unit: time), the key point is selected (nxa) 2 cm 2 (namely excavating the length na after the nth excavation, selecting a square area with the length na as a research object) dividing the image in the area, and combining the image color before each excavation and the color after each excavationThe image data is replaced and marked, so that the image data can be conveniently called and analyzed; 3. by using the graphic processing algorithm for reference, the pair is selected (nxa) 2 Carrying out color gradation and noise reduction processing on the image in the divided area to obtain a more visual contrast image; 4. pair selection (nxa) 2 Dividing the image in the region, dividing into sub-regions of 1mm × 1mm, and comparing the image of each sub-region with ((n-1) × a) 2 、((n+1)×a) 2 Intelligently comparing image data, and identifying different areas by colors; 5. searching n adjacent pixel points in the image along the positive direction and the negative direction of the region to which the pixel points belong by taking the pixel points as the center to form a streamline, performing convolution calculation on the noise value of each pixel point on the streamline by utilizing convolution check, and assigning the calculated result to the original pixel point in the image to obtain a clearer image; 6. processing the image by using a neon conversion method to obtain a sketch outline; 7. and further optimizing the sketch outline map to obtain a sketch graph.
And S6, carrying out deep mining analysis on the data on the sketch map in the S5, calling database resources to obtain a relational map among all factors influencing the experimental purpose, displaying the relational map, such as the height and the speed of crack development and the range of top plate activation, manually finding extreme points and inflection points from the relational map, determining the range, and expressing the relation among all the factors by using a mathematical expression or quantitatively expressing a dynamic process.
Furthermore, when the image effect of the digital intelligent sketch image processing system in the S5 is poor, special identification can be manually carried out on part of experimental phenomena to obtain a final sketch.
Based on the same inventive concept, the invention also provides a system of the surrounding rock motion digital intelligent sketch analysis method of the mine physical similar model, and the implementation of the system can refer to the implementation of the method, and repeated parts are not repeated. The system comprises:
the invention provides a system of a mine physical similar model surrounding rock motion digital intelligent sketch analysis method, which comprises a processor, an image acquisition module, a storage module, an image processing module, an N + X database, a control panel, a digital intelligent sketch image processing module and a data coupling analysis processing module, wherein the image acquisition module is used for acquiring images of surrounding rock;
the processor is adapted to implement various instructions;
the image acquisition module is used for acquiring photos in the experimental process;
the image processing module is used for selecting the photos matched with the purpose of the experiment, sequencing the photos according to the experiment sequence, and converting the selected image information into a storage form of numbers or matrixes;
the storage module is used for storing the image acquired by the image acquisition module and the image information processed by the image processing module, and the image acquisition and image processing instructions are loaded by the processor;
and the N + X database is used for storing picture data, stress data, displacement data, sketch simulation diagram data and data acquired by utilizing the monitoring instrument.
The digital intelligent sketch graphic processing module comprises a sketch module, and the sketch module is used for drawing a sketch according to a digital image processed by the image processing module;
the data coupling analysis processing module is used for calling the data in the N + X database to perform statistical analysis on the data of the sketch image so as to obtain a relational graph among factors influencing the experimental purpose;
the control panel comprises a touch screen and is used for inputting operation commands, checking image information and displaying statistical analysis results.
Furthermore, the digital intelligent sketch image processing module further comprises a manual auxiliary adjusting module, and the manual auxiliary adjusting module is used for manually carrying out special identification on part of experimental phenomena in the drawn sketch to form a new sketch.
Further, the sketch module realizes that the picture in the physical phase type experiment is 1:1, the size, the position, the thickness of a sketch line, the color and the like of a sketch area can be manually selected or changed; and adjusting parameters with different variable quantities for sketch according to different research purposes.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A digital intelligent sketch analysis method for the movement of surrounding rocks of a mine physical similarity model is characterized by comprising the following steps:
s1, establishing an N + X database, wherein the N database comprises: the X database comprises a database of new data collected by different monitoring instruments according to different experimental purposes;
s2, acquiring an experiment plan book with the highest matching degree with the experiment purpose from the N + X database;
s3, carrying out a simulation experiment according to the experiment plan, and collecting photos in the experiment process;
s4, selecting photos matched with the experiment purpose, sequencing the photos according to the experiment flow and storing the photos
S5, converting the selected photos into a digital or matrix storage form, and simultaneously drawing a sketch map of the image through a digital intelligent sketch graphic processing system;
s6, carrying out deep mining analysis on the data on the sketch map in the S5, drawing a relation graph among all factors influencing the experiment purpose, and displaying the relation graph;
and in S5, identifying the experimental phenomenon by using a digital intelligent sketch graphic processing system to obtain a final sketch map.
2. The system of the mining physical similarity model surrounding rock motion digital intelligent sketch analysis method of claim 1, wherein the system comprises a processor, an image acquisition module, a storage module, an image processing module, an N + X database, a control panel, a digital intelligent sketch image processing module and a data coupling analysis processing module;
the image acquisition module is used for acquiring photos in the experimental process;
the image processing module is used for selecting the photos matched with the purpose of the experiment, sequencing the photos according to the experiment sequence, and converting the selected image information into a storage form of numbers or matrixes;
the storage module is used for storing the image acquired by the image acquisition module and the image information processed by the image processing module, and the image acquisition and image processing instructions are loaded by the processor;
the N + X database is used for storing picture data, stress data, displacement data, sketch simulation diagram data experiment plan book data and data collected by a monitoring instrument;
the digital intelligent sketch graphic processing module comprises a sketch module, and the sketch module is used for drawing a sketch according to the digital image processed by the image processing module;
the data coupling analysis processing module is used for calling the data in the N + X database to perform statistical analysis on the data of the sketch image and draw a relational graph among factors influencing the purpose of the experiment;
the control panel comprises a touch screen and is used for inputting operation commands, viewing image information and displaying statistical analysis results.
3. The system of the mining physics similarity model surrounding rock motion digital intelligent sketch analysis method of claim 2, wherein the digital intelligent sketch graphic processing module further comprises a manual auxiliary adjusting module, and the manual auxiliary adjusting module is used for manually identifying experimental phenomena in the drawn sketch to form a new sketch.
4. The system of the mining physics similarity model surrounding rock motion digital intelligent sketch analysis method of claim 2, wherein the sketch module is used for realizing that the photos in the physical phase type experiment are 1:1, the intelligent sketch restoration is used for selecting or changing the size and the position of a sketch area, the thickness of a sketch line and the color, and is used for adjusting parameters with different variable quantities to perform sketch.
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