Method, system, device and medium for determining length and slope ratio of dry beach of tailings pond

Abstract

The application provides a tailing pond dry beach length and dry beach slope ratio determination method, system, device and medium, relates to the tailing pond field, and the system comprises a central controller, a radar transmitting device, a reservoir water level monitoring device and N radar receiving devices, N >=1; the central controller is electrically connected with the radar transmitting device, the reservoir water level monitoring device and each radar receiving device; the radar transmitting device is arranged above the reservoir water surface, and the distance between the radar transmitting device and the water edge line is less than a preset distance; each radar receiving device is arranged on the top of the deposition beach, the installation positions of the reservoir water level monitoring device and the radar transmitting device are same; the application automatically calculates the tailing pond dry beach length and the dry beach slope ratio by monitoring the distance from the radar transmitting device to each radar receiving device, the azimuth angle between the radar transmitting device and each radar receiving device, the dam axis azimuth angle and the reservoir water level elevation, reduces the monitoring cost of the tailing pond dry beach parameter compared with manual measurement, and improves the monitoring precision.

Description

Technical Field

[0001] This application relates to the field of tailings ponds, and more specifically, to a method, system, equipment, and medium for determining the dry beach length and dry beach slope ratio of a tailings pond. Background Technology

[0002] Dry beach length and dry beach slope ratio are core parameters for tailings dam safety monitoring, and their accurate measurement and calculation are crucial for preventing tailings dam failure accidents. Traditional methods for measuring dry beach length involve setting up a scale on the water surface for manual reading, or using a total station or rangefinder for highly corrosive or inaccessible areas. Existing measurement methods suffer from high cost and low accuracy. Summary of the Invention

[0003] In view of this, the purpose of this application is to overcome the shortcomings of the prior art and provide a method, system, equipment, and medium for determining the dry beach length and dry beach slope ratio of a tailings dam. This application provides the following technical solution: In a first aspect, embodiments of this application provide a system for determining the length and slope ratio of a tailings dam dry beach. The system includes: a central controller, a radar transmitter, a reservoir water level monitoring device, and N radar receivers, where N≥1. The central controller is electrically connected to the radar transmitter, the reservoir water level monitoring device, and each of the radar receivers. The radar transmitter is positioned above the reservoir water surface, with a distance less than a preset distance from the waterline. Each radar receiver is positioned on the top of the sedimentary beach, and the reservoir water level monitoring device is installed at the same location as the radar transmitter. The radar transmitting device is used to send radar signals to the i-th radar receiving device, and to determine a first straight-line distance between the radar transmitting device and the i-th radar receiving device based on the signal reflected back from the i-th radar receiving device. Azimuth And dam axis azimuth Send the first linear distance to the central controller. The azimuth angle and the azimuth angle of the dam axis ; The reservoir water level monitoring device is used to obtain the reservoir water level elevation. Send the reservoir water level elevation to the central controller ; The central controller is used to acquire the altitude data of the radar transmitter and the altitude data of the i-th radar receiver; based on the first straight-line distance The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device and the altitude data of the i-th radar receiving device are used to determine the distance from the radar transmitting device to the preset profile. First vertical distance And the radar transmitting device and the i-th radar receiving device in the preset profile Projection distance on The preset profile Perpendicular to the axis of the dam, the i-th radar receiving device is located in the preset profile. superior; Based on the altitude data of the radar transmitting device and the reservoir water level elevation Determine the distance between the radar transmitting device and the water surface of the reservoir. ; Obtain the intersection of the radar transmitting device and the waterline. Second straight-line distance The intersection of the waterline The preset profile The intersection with the waterline; based on the second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter to the waterline. ; According to the projection distance and the second vertical distance Determine the corresponding preset profile length of dry beach ; Based on the lengths of each dry beach, a target dry beach length is determined, and the target dry beach length corresponds to a preset target profile; Based on the target dry beach length, the height data of the radar transmitting device, and the height data of the target radar receiving device, the target dry beach slope ratio is determined, and the target radar receiving device is located on the target preset profile.

[0004] In one embodiment, the altitude data of the radar transmitting device includes: elevation and installation height The altitude data of the i-th radar receiver includes: elevation and installation height The first straight-line distance; The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device and the altitude data of the i-th radar receiving device are used to determine the distance from the radar transmitting device to the preset profile. First vertical distance And the radar transmitting device and the i-th radar receiving device in the preset profile Projection distance on ,include: According to the elevation The installation height The elevation and installation height Determine the height difference between the i-th radar receiving device and the radar transmitting device. The calculation formula is: ; Based on the height difference and the first straight-line distance Determine the first horizontal distance from the radar transmitter to the i-th radar receiver. The calculation formula is: ; According to the first horizontal distance The azimuth angle and the azimuth angle of the dam axis Determine the first vertical distance The calculation formula is: ; According to the first horizontal distance The azimuth angle and the azimuth angle of the dam axis Determine the projection distance The calculation formula is: .

[0005] In one embodiment, the step is based on the altitude data of the radar transmitting device and the reservoir water level elevation. Determine the distance between the radar transmitting device and the water surface of the reservoir. ,include: According to the elevation The installation height and the reservoir water level elevation Determine the distance to the water surface The calculation formula is: - .

[0006] In one embodiment, the step of determining the second linear distance... The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter to the waterline. ,include: According to the second straight-line distance and the distance from the water surface Determine the intersection of the radar transmitting device and the waterline. Second horizontal distance The calculation formula is: ; According to the second horizontal distance and the first vertical distance Determine the second vertical distance The calculation formula is: .

[0007] In one embodiment, the step of determining the projection distance... and the second vertical distance Determine the corresponding preset profile length of dry beach The calculation formula is: .

[0008] In one embodiment, determining the target dry beach length based on each of the dry beach lengths includes: comparing each of the dry beach lengths and determining the dry beach length with the smallest value as the target dry beach length.

[0009] In one embodiment, determining the slope ratio of the target dry beach based on the length of the target dry beach, the altitude data of the radar transmitting device, and the altitude data of the target radar receiving device includes: Based on the altitude data of the radar transmitting device and the altitude data of the target radar receiving device, the target altitude difference between the radar transmitting device and the target radar receiving device is determined; The target dry beach slope ratio is determined based on the target height difference and the target dry beach length.

[0010] Secondly, this application provides a method for determining the dry beach length and slope ratio of a tailings dam, applied to the tailings dam dry beach length and slope ratio determination system described in the first aspect, the method comprising: A radar transmitter sends a radar signal to an i-th radar receiver, and determines a first straight-line distance between the radar transmitter and the i-th radar receiver based on the signal reflected back from the i-th radar receiver. Azimuth And dam axis azimuth Send the first linear distance to the central controller. The azimuth angle and the azimuth angle of the dam axis ; Reservoir water level monitoring device obtains reservoir water level elevation Send the reservoir water level elevation to the central controller ; The central controller acquires the altitude data of the radar transmitter and the altitude data of the i-th radar receiver; based on the first straight-line distance... The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device and the altitude data of the i-th radar receiving device are used to determine the distance from the radar transmitting device to the preset profile. First vertical distance And the radar transmitting device and the i-th radar receiving device in the preset profile Projection distance on The preset profile Perpendicular to the axis of the dam, the i-th radar receiving device is located in the preset profile. superior; Based on the altitude data of the radar transmitting device and the reservoir water level elevation Determine the distance between the radar transmitting device and the water surface of the reservoir. ; Obtain the intersection of the radar transmitting device and the waterline. Second straight-line distance The intersection of the waterline The preset profile The intersection with the waterline; based on the second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter to the waterline. ; According to the projection distance and the second vertical distance Determine the corresponding preset profile length of dry beach ; Based on the lengths of each dry beach, a target dry beach length is determined, and the target dry beach length corresponds to a preset target profile; Based on the target dry beach length, the height data of the radar transmitting device, and the height data of the target radar receiving device, the target dry beach slope ratio is determined, and the target radar receiving device is located on the target preset profile.

[0011] Thirdly, this application provides an electronic device, including a memory and a processor, wherein the memory stores a computer program, and the computer program, when running on the processor, executes the method for determining the dry beach length and dry beach slope ratio of the tailings dam as described in the second aspect.

[0012] Fourthly, this application provides a computer-readable storage medium storing a computer program that, when executed by a processor, implements the method for determining the dry beach length and dry beach slope ratio of the tailings dam as described in the second aspect.

[0013] The method, system, equipment, and medium for determining the dry beach length and slope ratio of a tailings dam provided in this application embodiment include: a central controller, a radar transmitter, a reservoir water level monitoring device, and N radar receivers. The central controller is electrically connected to the radar transmitter, the reservoir water level monitoring device, and each of the radar receivers. The radar transmitter is positioned above the reservoir water surface, with a distance less than a preset distance from the waterline. Each radar receiver is positioned on the top of the sedimentary beach, and the reservoir water level monitoring device is installed at the same location as the radar transmitter. By monitoring the distance from the radar transmitter to each radar receiver, the azimuth angle between the radar transmitter and each radar receiver, the azimuth angle of the dam axis, and the reservoir water level, the dry beach length and slope ratio of the tailings dam are automatically calculated. Compared to manual measurement, this significantly reduces the monitoring cost of the dry beach parameters of the tailings dam, improves monitoring accuracy, and provides technical support for the safety management of tailings dams.

[0014] To make the above-mentioned objectives, features and advantages of this application more apparent and understandable, preferred embodiments are described below in detail with reference to the accompanying drawings. Attached Figure Description

[0015] To more clearly illustrate the technical solutions of the embodiments of this application, the accompanying drawings used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of this application and should not be regarded as a limitation of the scope. For those skilled in the art, other related drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 A schematic diagram of the system for determining the dry beach length and slope ratio of a tailings dam provided in this application is shown. Figure 2 This diagram shows an example layout of the radar transmitting device and radar receiving device provided in an embodiment of this application; Figure 3 This paper shows an example diagram illustrating the geometric positional relationship between a radar transmitter and a radar receiver provided in an embodiment of this application. Figure 4 A flowchart illustrating the method for determining the dry beach length and dry beach slope ratio of a tailings dam according to an embodiment of this application is shown. Figure 5A schematic diagram of the structure of an electronic device provided in an embodiment of this application is shown.

[0017] Explanation of key component symbols: 100-Tailings dam dry beach length and slope ratio determination system; 110-Central controller; 120-Radar transmitting device; 130-Dam water level monitoring device; 140-Radar receiving device; 500-Electronic equipment; 501-Transceiver; 502-Processor; 503-Memory. Detailed Implementation

[0018] Embodiments of the present invention are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0019] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this invention, "a plurality of" means two or more, unless otherwise explicitly specified.

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the template description is for the purpose of describing particular embodiments only and is not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0021] Example 1 Existing manual and AI-based measurement methods, such as image recognition, are costly and have low accuracy. Therefore, please consider... Figure 1 and Figure 2 This application provides a system 100 for determining the length and slope ratio of a tailings dam dry beach, comprising: a central controller 110, a radar transmitter 120, a reservoir water level monitoring device 130, and N radar receivers 140, where N≥1; the central controller 110 is electrically connected to the radar transmitter 120, the reservoir water level monitoring device 130, and each of the radar receivers 140; the radar transmitter 120 is positioned above the reservoir water surface, with a distance less than a preset distance from the waterline; each of the radar receivers 140 is positioned on the top of the sedimentary beach, and the reservoir water level monitoring device 130 is installed at the same location as the radar transmitter 120.

[0022] Each radar transmitter 120 is deployed on the top of the sedimentary beach, arranged along the axis of the sedimentation dam. The radar transmitters 120 and the reservoir water level monitoring device 130 are deployed at the same location above the reservoir water surface. Specifically, the vertical distance from the radar transmitters 120 and the reservoir water level monitoring device 130 to the waterline is less than a preset distance, for example, 50 meters. Please refer again. Figure 2 , Figure 2 An example diagram showing the layout of the radar transmitter 120, the reservoir water level monitoring device 130, and each radar transmitter 120 in the tailings dam is provided.

[0023] The radar transmitter 120 is used to send radar signals to the i-th radar receiver 140, and determine the first straight-line distance between the radar transmitter 120 and the i-th radar receiver 140 based on the signal reflected back from the i-th radar receiver 140. Azimuth And dam axis azimuth Send the first linear distance to the central controller 110 The azimuth angle and the azimuth angle of the dam axis .

[0024] In this embodiment, the first straight-line distance This represents the straight-line distance between the radar transmitter 120 and the i-th radar receiver 140 in three-dimensional coordinates. Azimuth angle. The azimuth angle of the dam axis represents the angle between the radar transmitting device 120 and the radar receiving device 140 and the preset direction. This indicates the angle between the dam axis and a preset direction, which in this embodiment is due north. For details, please refer to... Figure 3 , Figure 3 The diagram shows an azimuth angle between a radar transmitter 120 and a radar receiver 140 provided in an embodiment of this application. And dam axis azimuth Example diagram.

[0025] The reservoir water level monitoring device 130 is used to obtain the reservoir water level elevation. Send the reservoir water level elevation to the central controller 110 .

[0026] In this embodiment, the reservoir water level elevation It refers to the vertical height of the reservoir water surface relative to the absolute reference surface, and is used to characterize the water level in the tailings dam.

[0027] The central controller 110 is used to acquire the altitude data of the radar transmitter 120 and the altitude data of the i-th radar receiver 140; based on the first straight-line distance The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device 120 and the altitude data of the i-th radar receiving device 140 are used to determine the distance from the radar transmitting device 120 to the preset profile. First vertical distance The radar transmitting device 120 and the i-th radar receiving device 140 are in the preset profile. Projection distance on The preset profile Perpendicular to the axis of the dam, the i-th radar receiving device 140 is located in the preset profile. superior.

[0028] Please combine Figure 2 and Figure 3 Each radar receiver 140 is arranged along the axis of the dam. Taking the i-th radar receiver 140 as an example, a cross-section is made in the direction perpendicular to the axis of the dam, and the cross-section including the i-th radar receiver 140 is determined as the preset cross-section. Using the top view of the tailings dam as the two-dimensional coordinate plane, Figure 3 A geometrical schematic diagram of the radar transmitter 120 and the radar receiver 140 is shown. Taking the i-th radar receiver 140 as an example, the first straight-line distance between the radar transmitter 120 and the i-th radar receiver 140 is used... , direction angle And dam axis azimuth Determine the radar transmitting device 120 to the preset profile. First vertical distance And the radar transmitter 120 and the i-th radar receiver 140 in a preset profile Projection distance on Please see details. Figure 3 As shown.

[0029] Based on the altitude data of the radar transmitter 120 and the reservoir water level elevation Determine the distance between the radar transmitting device 120 and the water surface of the reservoir. ; Obtain the intersection of the radar transmitting device 120 and the waterline. Second straight-line distance The intersection of the waterline The preset profile The intersection with the waterline; based on the second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter 120 to the waterline. .

[0030] Based on the altitude data of radar transmitter 120 and the reservoir water level elevation The vertical distance from the radar transmitter 120 to the reservoir surface was determined, and this vertical distance was defined as the water surface distance. Please see. Figure 3 , Figure 3 The preset cross-section is shown in the figure. Intersection with the waterline , and obtain the first straight-line distance Similarly, the radar transmitter 120 intersects with the waterline. It sends radar signals and, based on the signals it transmits back, determines the intersection of the radar transmitter 120 and the waterline. The distance, i.e., the second straight-line distance. Furthermore, based on the second straight-line distance... Distance from water surface and first perpendicular distance Determine the second vertical distance from the radar transmitter 120 to the waterline. ,like Figure 3 As shown.

[0031] According to the projection distance and the second vertical distance Determine the corresponding preset profile length of dry beach Based on the length of each dry beach, the target dry beach length is determined, and the target dry beach length corresponds to a preset target profile.

[0032] Calculate the length of multiple dry beaches The dry beach length with the smallest value is taken as the target dry beach length, which is the final determined dry beach length of the tailings dam.

[0033] Based on the target dry beach length, the height data of the radar transmitter 120 and the height data of the target radar receiver 140, the target dry beach slope ratio is determined, and the target radar receiver 140 is located on the target preset profile.

[0034] The target dry beach slope ratio is taken from the dry beach slope ratio on the preset profile corresponding to the target dry beach length. The target dry beach slope ratio is the final dry beach slope ratio of the tailings dam.

[0035] In one embodiment, the altitude data of the radar transmitting device 120 includes: elevation and installation height The altitude data of the i-th radar receiver 140 includes: elevation and installation height The first straight-line distance; The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device 120 and the altitude data of the i-th radar receiving device 140 are used to determine the distance from the radar transmitting device 120 to the preset profile. First vertical distance The radar transmitting device 120 and the i-th radar receiving device 140 are in the preset profile. Projection distance on ,include: According to the elevation The installation height The elevation and installation height Determine the height difference between the i-th radar receiver 140 and the radar transmitter 120. The calculation formula is: ; Based on the height difference and the first straight-line distance Determine the first horizontal distance between the radar transmitter 120 and the i-th radar receiver 140. The calculation formula is: ; According to the first horizontal distance The azimuth angle and the azimuth angle of the dam axis Determine the first vertical distance The calculation formula is: ; According to the first horizontal distance The azimuth angle and the azimuth angle of the dam axis Determine the projection distance The calculation formula is: .

[0036] It should be noted that the elevation of the radar transmitter is 120. The vertical distance of the radar transmitter 120 relative to the absolute reference plane, and the elevation of the i-th radar receiver 140. The vertical distance of the i-th radar receiver 140 relative to the absolute reference plane. The installation height of the radar transmitter 120. When installing the radar transmitter 120 itself, the vertical height from its base surface, such as the mounting platform, to the signal transmitting part of the radar transmitter 120 is the height relative to the local mounting reference surface. The installation height of the i-th radar receiver 140 is... Similarly, the actual operating heights of the radar transmitter 120 and the radar receiver 140 are determined by their respective elevations and installation heights. Based on the elevations and height differences of the radar transmitter 120 and the i-th radar receiver 140, the height difference between them is determined. According to the Pythagorean theorem, the distance along the first straight line... The hypotenuse has a height difference. To determine the first horizontal distance from the radar transmitter 120 to the i-th radar receiver 140 on the side. Specifically, the first horizontal distance See also Figure 3 As shown. Furthermore, based on the first horizontal distance... Azimuth And dam axis azimuth The first vertical distance was calculated. and projection distance , where the first vertical distance and projection distance See also Figure 3 As shown.

[0037] In one embodiment, the method is based on the altitude data of the radar transmitting device 120 and the reservoir water level elevation. Determine the distance between the radar transmitting device 120 and the water surface of the reservoir. This includes: based on the elevation The installation height and the reservoir water level elevation Determine the distance to the water surface The calculation formula is: - .

[0038] In this embodiment, the elevation of the radar transmitting device 120 This indicates the vertical height of the radar transmitter 120 relative to the absolute reference plane, and its installation height. This indicates the vertical distance of the radar transmitter 120 itself from its mounting reference point to the signal transmission function part. Reservoir water level elevation. This represents the vertical height of the reservoir water surface relative to the absolute reference plane. To calculate the distance from the radar transmitter 120 to the reservoir water surface... The radar transmitter 120 needs to be based on the elevation of an absolute reference plane. In addition to its installation height in localized installations The total height of the key components of the radar transmitter 120 relative to the absolute reference plane is obtained; then the reservoir water level elevation relative to the absolute reference plane is subtracted. Thus, through the formula - This allows us to determine the distance between the radar transmitter 120 and the water surface of the reservoir. .

[0039] In one embodiment, the step of determining the second linear distance... The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter 120 to the waterline. ,include: According to the second straight-line distance and the distance from the water surface Determine the intersection of the radar transmitting device 120 and the waterline. Second horizontal distance The calculation formula is: ; According to the second horizontal distance and the first vertical distance Determine the second vertical distance The calculation formula is: .

[0040] In this embodiment, the second straight-line distance The hypotenuse is the distance from the water surface. Using the first side as an example, the intersection of the radar transmitter 120 and the waterline is calculated according to the Pythagorean theorem. Second horizontal distance Second horizontal distance like Figure 3 As shown. Furthermore, according to the Pythagorean theorem, with the second horizontal distance... As the hypotenuse, with the first perpendicular distance Using the side as an example, the second vertical distance from the radar transmitter 120 to the waterline was calculated. Second vertical distance like Figure 3 As shown.

[0041] In one embodiment, the step of determining the projection distance... and the second vertical distance Determine the corresponding preset profile length of dry beach The calculation formula is: .

[0042] In this embodiment, combined with Figure 3 It can be known that the length of the dry beach The radar transmitter 120 and the i-th radar receiver 140 can be used in a preset profile. Projection distance on The second vertical distance from the radar transmitter 120 to the waterline Calculated.

[0043] In one embodiment, determining the target dry beach length based on each of the dry beach lengths includes: comparing each of the dry beach lengths and determining the dry beach length with the smallest value as the target dry beach length.

[0044] In this embodiment, after calculating the dry beach length corresponding to each preset profile through multiple preset profiles, the dry beach length with the smallest value is selected and determined as the target dry beach length of the tailings dam. The subsequent determination of the dry beach slope ratio of the tailings dam also needs to be calculated based on the preset profile where this target dry beach length is located.

[0045] In one embodiment, determining the target dry beach slope ratio based on the target dry beach length, the height data of the radar transmitter 120, and the height data of the target radar receiver 140 includes: determining the target height difference between the radar transmitter 120 and the target radar receiver 140 based on the height data of the radar transmitter 120 and the target radar receiver 140; and determining the target dry beach slope ratio based on the target height difference and the target dry beach length.

[0046] In this embodiment, the height difference between the radar transmitter 120 and the i-th radar receiver 140 is calculated. Similarly, the target altitude difference between the radar transmitter 120 and the target radar receiver 140 is calculated and denoted as... The formula for calculating the target dry beach slope ratio is: .

[0047] The tailings dam dry beach length and slope ratio determination system provided in this application includes: a central controller, a radar transmitter, a reservoir water level monitoring device, and N radar receivers. The central controller is electrically connected to the radar transmitter, the reservoir water level monitoring device, and each of the radar receivers. The radar transmitter is positioned above the reservoir water surface, with a distance less than a preset distance from the waterline. Each radar receiver is positioned on the top of the sedimentary beach, and the reservoir water level monitoring device is installed at the same location as the radar transmitter. By monitoring the distance from the radar transmitter to each radar receiver, the azimuth angle between the radar transmitter and each radar receiver, the azimuth angle of the dam axis, and the reservoir water level, the system automatically calculates the tailings dam dry beach length and slope ratio. Compared to manual measurement, this significantly reduces the monitoring cost of tailings dam dry beach parameters, improves monitoring accuracy, and provides technical support for the safety management of tailings dams.

[0048] Example 2 In addition, please see Figure 4 This application provides a method for determining the dry beach length and dry beach slope ratio of a tailings dam, which is applied to the tailings dam dry beach length and dry beach slope ratio determination system 100 described in Embodiment 1. The method includes steps S410 to S470.

[0049] In step S410, the radar transmitter 120 sends a radar signal to the i-th radar receiver 140, and determines the first straight-line distance between the radar transmitter 120 and the i-th radar receiver 140 based on the signal reflected back from the i-th radar receiver 140. Azimuth And dam axis azimuth Send the first linear distance to the central controller 110 The azimuth angle and the azimuth angle of the dam axis .

[0050] Step S420: The reservoir water level monitoring device 130 acquires the reservoir water level elevation. Send the reservoir water level elevation to the central controller 110 .

[0051] In step S430, the central controller 110 acquires the altitude data of the radar transmitter 120 and the altitude data of the i-th radar receiver 140; based on the first straight-line distance... The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device 120 and the altitude data of the i-th radar receiving device 140 are used to determine the distance from the radar transmitting device 120 to the preset profile. First vertical distance The radar transmitting device 120 and the i-th radar receiving device 140 are in the preset profile. Projection distance on The preset profile Perpendicular to the axis of the dam, the i-th radar receiving device 140 is located in the preset profile. superior.

[0052] Step S440: Based on the altitude data of the radar transmitting device 120 and the reservoir water level elevation... Determine the distance between the radar transmitting device 120 and the water surface of the reservoir. ; Obtain the intersection of the radar transmitting device 120 and the waterline. Second straight-line distance The intersection of the waterline The preset profile The intersection with the waterline; based on the second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter 120 to the waterline. .

[0053] Step S450, based on the projection distance and the second vertical distance Determine the corresponding preset profile length of dry beach .

[0054] Step S460: Determine the target dry beach length based on each of the dry beach lengths, wherein the target dry beach length corresponds to a preset target profile.

[0055] Step S470: Determine the slope ratio of the target dry beach based on the length of the target dry beach, the height data of the radar transmitting device 120, and the height data of the target radar receiving device 140 on the target preset profile.

[0056] The method for determining the dry beach length and dry beach slope ratio of the tailings dam provided in this application embodiment is applied to the tailings dam dry beach length and dry beach slope ratio determination system 100 described in Embodiment 1. To avoid repetition, it will not be described again here.

[0057] This application provides a method for determining the dry beach length and slope ratio of a tailings dam. By monitoring the distance from the radar transmitter to each radar receiver, the azimuth between the radar transmitter and each radar receiver, the azimuth of the dam axis, and the reservoir water level, the dry beach length and slope ratio of the tailings dam are automatically calculated. Compared with manual measurement, this method greatly reduces the monitoring cost of tailings dam dry beach parameters, improves monitoring accuracy, and provides technical support for the safety management of tailings dams.

[0058] Example 3 Furthermore, embodiments of the present invention provide an electronic device, including a memory and a processor. The memory stores a computer program, and the computer program, when running on the processor, executes the method for determining the dry beach length and dry beach slope ratio of the tailings dam provided in Embodiment 2.

[0059] For details, please see Figure 5 The electronic device 500 includes a transceiver 501, a bus interface, and a processor 502. The processor 502 is used by the radar transmitter 120 to send radar signals to the i-th radar receiver 140, and to determine a first straight-line distance between the radar transmitter 120 and the i-th radar receiver 140 based on the signal reflected back from the i-th radar receiver 140. Azimuth And dam axis azimuth Send the first linear distance to the central controller 110 The azimuth angle and the azimuth angle of the dam axis ; The reservoir water level monitoring device 130 obtains the reservoir water level elevation. Send the reservoir water level elevation to the central controller 110 ; The central controller 110 acquires the altitude data of the radar transmitter 120 and the altitude data of the i-th radar receiver 140; based on the first straight-line distance... The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device 120 and the altitude data of the i-th radar receiving device 140 are used to determine the distance from the radar transmitting device 120 to the preset profile. First vertical distance The radar transmitting device 120 and the i-th radar receiving device 140 are in the preset profile. Projection distance on The preset profile Perpendicular to the axis of the dam, the i-th radar receiving device 140 is located in the preset profile. Above; based on the altitude data of the radar transmitting device 120 and the reservoir water level elevation. Determine the distance between the radar transmitting device 120 and the water surface of the reservoir. ; Obtain the intersection of the radar transmitting device 120 and the waterline. Second straight-line distance The intersection of the waterline The preset profile The intersection with the waterline; based on the second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter 120 to the waterline. According to the projected distance and the second vertical distance Determine the corresponding preset profile length of dry beach Based on the lengths of each dry beach, the target dry beach length is determined, and the target dry beach length corresponds to a preset target profile; based on the target dry beach length, the height data of the radar transmitting device 120 and the height data of the target radar receiving device 140, the target dry beach slope ratio is determined, and the target radar receiving device 140 is on the preset target profile.

[0060] In this embodiment of the invention, the electronic device 500 further includes a memory 503. Figure 5 In this context, the bus architecture can include any number of interconnected buses and bridges, specifically linking various circuits of one or more processors 502 (represented by processor 502) and memory 503 (represented by memory 503). The bus architecture can also link various other circuits such as peripheral devices, voltage regulators, and power management circuits, which are well known in the art and therefore will not be described further herein. The bus interface provides an interface. The transceiver 501 can be multiple elements, including transmitters and receivers, providing a unit for communicating with various other devices over a transmission medium. Processor 502 is responsible for managing the bus architecture and general processing, and memory 503 can store data used by processor 502 during operation.

[0061] The electronic device 500 provided in this embodiment of the invention can execute the method for determining the dry beach length and dry beach slope ratio of the tailings dam provided in the above-described method embodiment 2. To avoid repetition, it will not be described again here.

[0062] Example 4 Furthermore, embodiments of the present invention provide a computer-readable storage medium storing a computer program, which, when executed by a processor, implements the method for determining the dry beach length and dry beach slope ratio of a tailings dam provided in Embodiment 2.

[0063] In this embodiment, the computer-readable storage medium may be a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, etc.

[0064] The computer-readable storage medium provided in this embodiment can implement the method for determining the dry beach length and dry beach slope ratio of the tailings dam provided in Embodiment 2. To avoid repetition, it will not be described again here.

[0065] In all examples shown and described herein, any specific values ​​should be interpreted as merely exemplary and not as limitations; therefore, other examples of exemplary embodiments may have different values.

[0066] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0067] The above-described embodiments are merely illustrative of several implementations of the present invention, and while the descriptions are specific and detailed, they should not be construed as limiting the scope of the invention. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of the present invention, and these modifications and improvements all fall within the scope of protection of the present invention.

Claims

1. A system for determining the length and slope ratio of a tailings dam dry beach, characterized in that, The system includes: a central controller, a radar transmitter, a reservoir water level monitoring device, and N radar receivers, where N≥1; the central controller is electrically connected to the radar transmitter, the reservoir water level monitoring device, and each of the radar receivers; the radar transmitter is positioned above the reservoir water surface, with a distance from the waterline less than a preset distance; each of the radar receivers is positioned on the top of the sedimentary beach, and the reservoir water level monitoring device is installed at the same location as the radar transmitter. The radar transmitting device is used to send radar signals to the i-th radar receiving device, and to determine a first straight-line distance between the radar transmitting device and the i-th radar receiving device based on the signal reflected back from the i-th radar receiving device. Azimuth And dam axis azimuth Send the first linear distance to the central controller. The azimuth angle and the azimuth angle of the dam axis ; The reservoir water level monitoring device is used to obtain the reservoir water level elevation. Send the reservoir water level elevation to the central controller ; The central controller is used to acquire the altitude data of the radar transmitter and the altitude data of the i-th radar receiver; based on the first straight-line distance The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device and the altitude data of the i-th radar receiving device are used to determine the distance from the radar transmitting device to the preset profile. First vertical distance And the radar transmitting device and the i-th radar receiving device in the preset profile Projection distance on The preset profile Perpendicular to the axis of the dam, the i-th radar receiving device is located in the preset profile. superior; Based on the altitude data of the radar transmitting device and the reservoir water level elevation Determine the distance between the radar transmitting device and the water surface of the reservoir. ; Obtain the intersection of the radar transmitting device and the waterline. Second straight-line distance The intersection of the waterline The preset profile The intersection with the waterline; based on the second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter to the waterline. ; According to the projection distance and the second vertical distance Determine the corresponding preset profile length of dry beach ; Based on the lengths of each dry beach, a target dry beach length is determined, and the target dry beach length corresponds to a preset target profile; The slope ratio of the target dry beach is determined based on the length of the target dry beach, the height data of the radar transmitting device, and the height data of the target radar receiving device. The target radar receiving device is located on the preset target profile.

2. The system for determining the dry beach length and slope ratio of a tailings dam according to claim 1, characterized in that, The altitude data of the radar transmitting device includes: elevation and installation height The altitude data of the i-th radar receiver includes: elevation and installation height The first straight-line distance; The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device and the altitude data of the i-th radar receiving device are used to determine the distance from the radar transmitting device to the preset profile. First vertical distance And the radar transmitting device and the i-th radar receiving device in the preset profile Projection distance on ,include: According to the elevation The installation height The elevation and installation height Determine the height difference between the i-th radar receiving device and the radar transmitting device. The calculation formula is: ; Based on the height difference and the first straight-line distance Determine the first horizontal distance from the radar transmitter to the i-th radar receiver. The calculation formula is: ; According to the first horizontal distance The azimuth angle and the azimuth angle of the dam axis Determine the first vertical distance The calculation formula is: ; According to the first horizontal distance The azimuth angle and the azimuth angle of the dam axis Determine the projection distance The calculation formula is: .

3. The system for determining the dry beach length and slope ratio of a tailings dam according to claim 2, characterized in that, The altitude data from the radar transmitter and the reservoir water level are used as the basis. Determine the distance between the radar transmitting device and the water surface of the reservoir. ,include: According to the elevation The installation height and the reservoir water level elevation Determine the distance to the water surface The calculation formula is: - .

4. The system for determining the dry beach length and slope ratio of a tailings dam according to claim 3, characterized in that, The second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter to the waterline. ,include: According to the second straight-line distance and the distance from the water surface Determine the intersection of the radar transmitting device and the waterline. Second horizontal distance The calculation formula is: ; According to the second horizontal distance and the first vertical distance Determine the second vertical distance The calculation formula is: .

5. The system for determining the dry beach length and slope ratio of a tailings dam according to any one of claims 1-4, characterized in that, According to the projection distance and the second vertical distance Determine the corresponding preset profile length of dry beach The calculation formula is: 。 6. The system for determining the dry beach length and slope ratio of a tailings dam according to claim 5, characterized in that, The determination of the target dry beach length based on the lengths of each dry beach includes: Compare the lengths of each dry beach and determine the dry beach length with the smallest value as the target dry beach length.

7. The system for determining the dry beach length and slope ratio of a tailings dam according to claim 6, characterized in that, The step of determining the slope ratio of the target dry beach based on the length of the target dry beach, the altitude data of the radar transmitting device, and the altitude data of the target radar receiving device includes: Based on the altitude data of the radar transmitting device and the altitude data of the target radar receiving device, the target altitude difference between the radar transmitting device and the target radar receiving device is determined; The target dry beach slope ratio is determined based on the target height difference and the target dry beach length.

8. A method for determining the length and slope ratio of the dry beach of a tailings dam, characterized in that, The method applied to the tailings dam dry beach length and dry beach slope ratio determination system according to any one of claims 1-7 includes: A radar transmitter sends a radar signal to an i-th radar receiver, and determines a first straight-line distance between the radar transmitter and the i-th radar receiver based on the signal reflected back from the i-th radar receiver. Azimuth And dam axis azimuth Send the first linear distance to the central controller. The azimuth angle and the azimuth angle of the dam axis ; Reservoir water level monitoring device obtains reservoir water level elevation Send the reservoir water level elevation to the central controller ; The central controller acquires the altitude data of the radar transmitter and the altitude data of the i-th radar receiver; based on the first straight-line distance... The azimuth angle The azimuth angle of the dam axis The altitude data of the radar transmitting device and the altitude data of the i-th radar receiving device are used to determine the distance from the radar transmitting device to the preset profile. First vertical distance And the radar transmitting device and the i-th radar receiving device in the preset profile Projection distance on The preset profile Perpendicular to the axis of the dam, the i-th radar receiving device is located in the preset profile. superior; Based on the altitude data of the radar transmitting device and the reservoir water level elevation Determine the distance between the radar transmitting device and the water surface of the reservoir. ; Obtain the intersection of the radar transmitting device and the waterline. Second straight-line distance The intersection of the waterline The preset profile The intersection with the waterline; based on the second straight-line distance The distance to the water surface and the first vertical distance Determine the second vertical distance from the radar transmitter to the waterline. ; According to the projection distance and the second vertical distance Determine the corresponding preset profile length of dry beach ; Based on the lengths of each dry beach, a target dry beach length is determined, and the target dry beach length corresponds to a preset target profile; The slope ratio of the target dry beach is determined based on the length of the target dry beach, the height data of the radar transmitting device, and the height data of the target radar receiving device. The target radar receiving device is located on the preset target profile.

9. An electronic device, characterized in that, It includes a memory and a processor, wherein the memory stores a computer program, and the computer program, when run on the processor, executes the method for determining the dry beach length and dry beach slope ratio of the tailings dam as described in claim 8.

10. A computer-readable storage medium, characterized in that, The computer-readable storage medium stores a computer program that, when executed by a processor, implements the method for determining the dry beach length and dry beach slope ratio of the tailings dam as described in claim 8.

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