CN114324088A - Coal slime settling velocity determining equipment and method and storage medium - Google Patents
Coal slime settling velocity determining equipment and method and storage medium Download PDFInfo
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Abstract
The embodiment of the invention discloses equipment, a method and a storage medium for determining the sedimentation velocity of coal slime, wherein the equipment comprises an equipment main body, an image acquisition device, an image processing device and a vertically arranged sedimentation observation device are arranged on the equipment main body, the image acquisition device is arranged towards the sedimentation observation device, and the image acquisition device is electrically connected with the image processing device, wherein: the lower end of the settlement observation device is provided with a feeding pipeline, and the coal slime to be settled flows into the settlement observation device from the bottom of the settlement observation device through the feeding pipeline; the image acquisition device is used for acquiring an image of the sedimentation process of the coal slime to be sedimentated in real time; the image processing device is used for processing the images in the sedimentation process to obtain the sedimentation velocity of the coal slime, and the technical scheme of the embodiment realizes full automation of measurement of the sedimentation velocity of the coal slime; the coal slime can be stirred by injecting power into the coal slime, so that precipitation is prevented; meanwhile, the accuracy rate of detecting the sedimentation velocity of the coal slime can be improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of coal slime treatment, in particular to equipment, a method and a storage medium for determining the sedimentation velocity of coal slime.
Background
In coal preparation plants, attention is usually paid to the sedimentation of coal slurry in a thickener to improve the coal slurry treatment efficiency.
The existing method for determining the settling velocity of the coal slime is generally manual measurement, manual sampling and visual identification of the liquid level height are needed in the measurement process, workers usually cannot measure the settling velocity according to a standard flow in order to quickly know the settling condition, the settling condition of the coal slime is observed only in a transparent container by experience, specific data are not available, the manual workload is various, and the measurement result is inaccurate.
Disclosure of Invention
The embodiment of the invention provides a device and a method for determining the sedimentation velocity of coal slime and a storage medium, which are used for realizing full automation of a measurement process and improving the accuracy of a measurement result while reducing the manual workload.
In a first aspect, an embodiment of the present invention provides a coal slime settling velocity determining apparatus, including an apparatus main body, where an image acquisition device, an image processing device, and a vertically arranged settling observation device are arranged on the apparatus main body, the image acquisition device is arranged toward the settling observation device, and the image acquisition device and the image processing device are electrically connected, where:
a feeding pipeline is arranged at the lower end of the settlement observation device, and the coal slime to be settled flows into the settlement observation device from the bottom of the settlement observation device through the feeding pipeline;
the image acquisition device is used for acquiring the sedimentation process image of the coal slime to be sedimentated in real time;
and the image processing device is used for processing the sedimentation process image to obtain the sedimentation velocity of the coal slime.
In a second aspect, an embodiment of the present invention provides a coal slurry settling velocity determining method, which is executed by an image processing apparatus according to any embodiment of the first aspect, and includes:
receiving a sedimentation process image of the coal slime to be sedimentated in real time, wherein the sedimentation process image is acquired by an image acquisition device;
determining a cross-connecting line between the settled coal slime and the clarified water in the current settlement process image;
determining a current coal slurry height based on the cross-connect line;
determining coal slurry settling velocity based on current coal slurry height
In a third aspect, an embodiment of the present invention provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the method for determining a coal slurry settling velocity according to any one of the embodiments of the second aspect is performed.
The technical scheme of the embodiment of the invention provides coal slime settling velocity determining equipment, which comprises an equipment main body, wherein an image acquisition device, an image processing device and a vertically arranged settling observation device are arranged on the equipment main body, the image acquisition device is arranged towards the settling observation device, and the image acquisition device is electrically connected with the image processing device, wherein: a feeding pipeline is arranged at the lower end of the settlement observation device, and the coal slime to be settled flows into the settlement observation device from the bottom of the settlement observation device through the feeding pipeline; the image acquisition device is used for acquiring the sedimentation process image of the coal slime to be sedimentated in real time; the image processing device is used for processing the sedimentation process image to obtain the sedimentation velocity of the coal slime, and the whole equipment realizes the full automation of the measurement process of the sedimentation velocity of the coal slime; by feeding the coal slurry from the bottom of the settlement observation device, the coal slurry can be stirred by self-injection power in the injection process, so that the precipitation is prevented; meanwhile, the visual detection and processing method can improve the detection accuracy of the sedimentation velocity of the coal slime.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a perspective view of a coal slurry settling velocity determining apparatus according to an embodiment of the present invention;
fig. 2 is a front view of a coal slurry settling velocity determining apparatus according to an embodiment of the present invention;
fig. 3 is a left side view of a coal slurry settling velocity determining apparatus according to an embodiment of the present invention;
fig. 4 is a schematic flow chart of a method for determining a settling velocity of coal slurry according to a second embodiment of the present invention.
Icon: 1-a device body; 2-an image acquisition device; 3-an image processing device; 4-a settlement observation device; 4-1-a feed line; 4-2-discharge pipeline; 5-a backlight source; 6-cleaning the spray head; 7-cleaning a water inlet of the spray head; 8-cleaning the nozzle lifting platform; 9-cleaning the spray head rotating motor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Example one
Fig. 1 is a perspective view of a coal slurry settling velocity determining apparatus according to a first embodiment of the present invention, fig. 2 is a front view of a coal slurry settling velocity determining apparatus according to a first embodiment of the present invention, fig. 3 is a left view of a coal slurry settling velocity determining apparatus according to a first embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 3, the apparatus includes an apparatus main body 1, an image capturing device 2, an image processing device 3 and a vertically arranged settling observation device 4 are arranged on the apparatus main body 1, the image capturing device 2 is arranged toward the settling observation device 4, the image capturing device 2 and the image processing device 3 are electrically connected, wherein:
a feeding pipeline 4-1 is arranged at the lower end of the settlement observation device 4, and coal slime to be settled flows into the settlement observation device 4 from the bottom of the settlement observation device 4 through the feeding pipeline 4-1;
the image acquisition device 2 is used for acquiring the sedimentation process image of the coal slime to be sedimentated in real time;
and the image processing device 3 is used for processing the sedimentation process image to obtain the coal slime sedimentation velocity.
The apparatus main body 1 in this embodiment is used to fix the image capturing device 2, the image processing device 3, and the sedimentation observing device 4, and for example, the apparatus main body 1 may be a housing or a bracket. The image acquisition device can be a camera, and particularly can be an industrial camera. The sedimentation observation device 4 may preferably be a transparent measuring cylinder, in particular, a transparent glass measuring cylinder. The feed line 4-1 may preferably be provided with a manual or automatic regulating solenoid valve for regulating the inflow rate of the coal slurry to be settled.
The specific working process of the coal slime settling velocity determining device is as follows:
and opening the electromagnetic valve on the feeding pipeline 4-1, allowing the coal slime to be settled to enter from the bottom of the settlement observation device 4, and closing the electromagnetic valve on the feeding pipeline 4-1 when the preset height is reached. In the process of injecting the coal slime to be settled into the settlement observation device 4, the coal slime can be automatically stirred by means of self injection power, so that settlement is prevented. After the injection is completed, the image acquisition device 2 acquires the sedimentation process image of the coal slime to be sedimentated in real time until the sedimentation process is completed, and it can be understood that the sedimentation process image includes an initial image of the coal slime to be sedimentated. The image acquisition device 2 sends the acquired sedimentation process image to the image processing device 3 in real time, and the image processing device 3 can determine the sedimentation velocity of the coal slime according to the received sedimentation process image, wherein the sedimentation velocity of the coal slime can be the average sedimentation velocity of the coal slime or the instantaneous sedimentation velocity of the coal slime, and the average sedimentation velocity of the coal slime can be the average velocity of the whole sedimentation process of the coal slime or the average velocity of a certain time period in the sedimentation process of the coal slime. Specifically, what kind of coal slime settling velocity is calculated can be determined according to actual conditions, and this embodiment is not particularly limited.
Further, the step of processing the sedimentation process image by the image processing device 3 to obtain the sedimentation velocity of the coal slurry may include: receiving a sedimentation process image of the coal slime to be sedimentated in real time, wherein the sedimentation process image is acquired by an image acquisition device; determining a cross-connecting line between the settled coal slime and the clarified water in the current settlement process image; determining a current coal slurry height based on the cross-connect line; and determining the sedimentation speed of the coal slurry based on the current height of the coal slurry.
Further, determining a junction line of the settled coal slurry and the clarified water in the current settlement process image includes: determining a junction area of the settled coal slime and the clarified water in the current settlement process image based on a foreground segmentation algorithm; determining a centroid coordinate of the handover area; determining the intersection line based on the centroid coordinates.
Further, after determining a junction region of the settled coal slurry and the clarified water in the current settlement process image based on the foreground segmentation algorithm, the method further includes: and denoising the handover area to obtain a denoised handover area.
Further, the determining the current coal slurry height based on the intersection line includes: and determining the current coal slurry height based on the intersection line by utilizing the mapping relation between the predetermined pixels and the coal slurry height.
This embodiment provides a coal slime settling velocity confirms equipment, and this equipment includes the equipment principal be provided with the settlement observation device of image acquisition device, image processing apparatus and vertical setting in the equipment principal, the image acquisition device orientation the settlement observation device sets up, the image acquisition device with the image processing apparatus electricity is connected, wherein: a feeding pipeline is arranged at the lower end of the settlement observation device, and the coal slime to be settled flows into the settlement observation device from the bottom of the settlement observation device through the feeding pipeline; the image acquisition device is used for acquiring the sedimentation process image of the coal slime to be sedimentated in real time; the image processing device is used for processing the sedimentation process image to obtain the sedimentation velocity of the coal slime, and the whole equipment realizes the full automation of the measurement process of the sedimentation velocity of the coal slime; by feeding the coal slurry from the bottom of the settlement observation device, the coal slurry can be stirred by self-injection power in the injection process, so that the precipitation is prevented; meanwhile, the visual detection and processing method can improve the detection accuracy of the sedimentation velocity of the coal slime.
On the basis of the foregoing embodiments, further, a backlight 5 is further disposed on the device main body 1, the backlight 5 is disposed on a side of the settlement observation device 4 away from the image collecting device 2, and the backlight 5 is used for supplementing light to the settlement observation device 4. The backlight source 5 may supplement light for the settlement observation device 4, so that the image acquisition device 2 can clearly acquire the settlement process image. The backlight 5 may be a fixed light source whose illumination intensity is fixed and is not adjustable, or an adjustable light source whose illumination intensity is adjustable.
On the basis of the above embodiments, further, a discharge pipeline 4-2 is further arranged at the lower end of the settlement observation device 4, and the discharge pipeline 4-2 is used for discharging the coal slime to be settled out of the settlement observation device 4 after the settlement process is finished. Similarly, the discharge pipeline 4-2 may be preferably provided with a manual or automatic regulating electromagnetic valve for regulating the outflow speed of the coal slurry to be settled.
On the basis of each embodiment, furthermore, a cleaning device is arranged at the top of the settlement observation device 4 and used for cleaning residual coal slime on the inner wall of the settlement observation device. In this embodiment, the cleaning device may be a stirring device, the stirring device quickly stirs the pre-injected clean water at a preset position, the inner wall is cleaned by the clean water stirring power to leave the coal slime, the cleaning device may also be a cleaning brush, the cleaning brush may clean the inner wall from top to bottom and leave the coal slime, or may rotate from top to bottom to clean the inner wall and leave the coal slime, and it can be understood that the clean water can be preferably continuously injected in the cleaning process.
On the basis of the above embodiments, further, the cleaning device includes a cleaning nozzle 6, a cleaning nozzle water inlet 7, a cleaning nozzle lifting table 8 and a cleaning nozzle rotating motor 9, the cleaning nozzle lifting table 8 and the cleaning nozzle rotating motor 9 are respectively electrically connected to the cleaning nozzle 6, the cleaning nozzle lifting table 8 and the cleaning nozzle rotating motor 9 are both located at the upper part of the cleaning nozzle 6, wherein the cleaning nozzle water inlet 7 supplies water to the cleaning nozzle 6; the cleaning spray head lifting platform 8 drives the cleaning spray head 6 to move up and down in the settlement observation device 4; the cleaning nozzle rotating motor drives the cleaning nozzle 6 to rotate in the settlement observation device 4.
The specific working process of the cleaning device is as follows:
when the image acquisition device 2 observes that the coal slime to be settled in the settlement observation device 4 is discharged, the cleaning nozzle water inlet 7 is opened and clean water with preset pressure is injected into the settlement observation device 4, the cleaning nozzle rotating motor 9 is started to drive the cleaning nozzle 6 to rotate, meanwhile, the cleaning nozzle lifting platform 8 does lifting reciprocating motion to drive the cleaning nozzle 6 to move up and down in the settlement observation device 4, and the coal slime on the inner wall of the settlement observation device 4 is cleaned and remained. And when the image acquisition device 2 monitors that no coal slime residue exists on the inner wall of the settlement observation device 4, cleaning is finished. At this time, the water inlet 7 of the cleaning nozzle is closed to stop water injection, the cleaning nozzle rotating motor 9 is closed, and the cleaning nozzle lifting platform 8 drives the cleaning nozzle 6 to reset.
Example two
Fig. 4 is a flowchart of a coal slurry settling velocity determining method according to a second embodiment of the present invention, which is applicable to a case where the coal slurry settling velocity needs to be determined. As shown in fig. 4, the method specifically includes the following operation steps:
s210, receiving a sedimentation process image of the coal slime to be sedimentated in real time, wherein the sedimentation process image is acquired by an image acquisition device.
And S220, determining a cross-over line between the settled coal slime and the clarified water in the current settlement process image.
Before the settlement process begins, the coal slime to be settled with the preset height in the settlement observation device is in a turbid state, and in the settlement process, the coal slime particles in the coal slime to be settled can gradually settle to the lower part of the settlement observation device along with the lapse of time, so that the upper part of the settlement observation device is clear water, and the lower part of the settlement observation device is settled coal slime. The existence of an intersection line between the settled coal slurry and the clarified water can be preferably determined by means of edge enhancement, edge detection and the like.
In this embodiment, determining the intersection line of the settled coal slurry and the clarified water in the current settlement process image is the pixel point information corresponding to the determined intersection line. If the pixel point corresponding to the cross-over line is on a horizontal line, the horizontal line can be determined to be the cross-over line of the settled coal slime and the clarified water. If the pixel points corresponding to the cross-connecting lines are not on one horizontal line, fitting operation can be performed by using the pixel point information to obtain a fitting horizontal line, and the fitting horizontal line is used as the cross-connecting line; or determining a target pixel point based on a preset method, drawing a horizontal line based on the target pixel point, and taking the drawn horizontal line as an intersection line.
Preferably, if the current sedimentation process image is an RGB image, the RGB image may be subjected to gray scale processing and then subjected to subsequent operation of determining a junction line between the sedimented coal slurry and the clarified water.
And S230, determining the current coal slurry height based on the intersection line.
And determining the current coal slurry height based on the cross-connecting line, and calibrating the pixel point coordinates and the actual physical height in advance to determine the mapping relation between the pixels and the coal slurry height. For example, the physical height of the settlement observation device corresponding to each pixel point may be predetermined. The above examples are merely exemplary, and do not limit the calibration method, and the existing calibration methods are all applicable to this embodiment.
Preferably, the determining the current coal slurry height based on the intersection line includes: and determining the current coal slurry height based on the intersection line by utilizing the mapping relation between the predetermined pixels and the coal slurry height. Specifically, the current coal slime height can be determined based on the cross-connecting line pixel point information, the physical height of the settlement observation device corresponding to each pixel point, and the pixel point information at the 0ml scale of the settlement observation device.
Illustratively, the initial height of the coal slime to be settled is located at 1000ml scales of the settlement observation device, the physical height of each scale of the settlement observation device is 5mm, the physical height of 0ml scale of the settlement observation device is 0mm, and the initial height of the coal slime to be settled is 5000 mm. The pixel ordinate v1 at the 0ml scale of the sedimentation observer is 2656 and the pixel ordinate 656 at the 1000ml scale is taken. Then: the material height R = (1000-0) × 5/(2656-. And the ordinate of the cross-connecting line pixel point is 1656, the current coal slurry height H =2.5 × (1656-.
S240, determining the coal slime settling velocity based on the current coal slime height.
In this embodiment, the average settling velocity of the coal slurry from the initial time to the current time may be determined based on the current coal slurry height, the initial coal slurry height, and the time period from the initial time to the current time, the instantaneous velocity of the coal slurry settling may be determined based on the current coal slurry height and the coal slurry height at the previous time, and the average settling velocity of the coal slurry settling in the preset time period may be determined based on the current coal slurry height, the coal slurry height before the preset time period, and the preset time period.
The technical scheme of the embodiment provides a coal slime settling velocity determining method, which is executed by an image processing device of coal slime settling velocity determining equipment in each embodiment and is used for obtaining the material volume of quantitative materials in a bin determined by a material volume determining device; acquiring a sedimentation process image for receiving coal slime to be sedimented in real time, wherein the sedimentation process image is acquired by an image acquisition device; determining a cross-connecting line between the settled coal slime and the clarified water in the current settlement process image; determining a current coal slurry height based on the cross-connect line; the coal slime settling velocity is determined based on the current coal slime height, and the accuracy of detecting the coal slime settling velocity can be improved by adopting a visual detection and processing method.
On the basis of the foregoing embodiments, further, the determining a junction line between settled coal slurry and clarified water in the current settlement process image includes: determining a junction area of the settled coal slime and the clarified water in the current settlement process image based on a foreground segmentation algorithm; determining a centroid coordinate of the handover area; determining the intersection line based on the centroid coordinates.
In the sedimentation process, due to factors such as the size of coal slime particles, discrete movement of particles, external environmental influences (such as illumination and vibration) and the like, the boundary between the sedimented coal slime and clarified water is not obvious, and a junction area is obtained through a foreground segmentation algorithm. In this case, it is preferable to determine the centroid coordinates of the junction area by using a centroid calculation method, and to draw a horizontal line, which is the junction line, based on the centroid coordinates.
On the basis of the foregoing embodiments, further, after determining a junction region between settled coal slurry and clarified water in the current settlement process image based on the foreground segmentation algorithm, the method further includes: and denoising the handover area to obtain a denoised handover area.
In the embodiment, the handover area may be denoised by using gaussian blur and open operation algorithm, so as to remove noise caused by factors such as the size of coal slurry particles, discrete motion of particles, and external environmental influences (such as illumination and vibration). The interface region after denoising may be a line or a region having an area.
EXAMPLE III
The third embodiment of the present invention further provides a storage medium containing computer-executable instructions, where the computer-executable instructions are executed by a computer processor to perform a method for determining a coal slurry settling velocity according to any one of the embodiments of the present invention.
Computer storage media for embodiments of the invention may employ any combination of one or more computer-readable media. The computer readable medium may be a computer readable signal medium or a computer readable storage medium. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the computer readable storage medium would include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the context of this document, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
A computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Computer program code for carrying out operations for embodiments of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a coal slime settling velocity confirms equipment, its characterized in that, includes the equipment principal the last settlement observation device who is provided with image acquisition device, image processing apparatus and vertical setting of equipment principal, the image acquisition device orientation the settlement observation device sets up, the image acquisition device with the image processing apparatus electricity is connected, wherein:
a feeding pipeline is arranged at the lower end of the settlement observation device, and the coal slime to be settled flows into the settlement observation device from the bottom of the settlement observation device through the feeding pipeline;
the image acquisition device is used for acquiring the sedimentation process image of the coal slime to be sedimentated in real time;
and the image processing device is used for processing the sedimentation process image to obtain the sedimentation velocity of the coal slime.
2. The apparatus according to claim 1, wherein a backlight source is further disposed on the apparatus main body, the backlight source is disposed on a side of the settlement observation device away from the image collecting device, and the backlight source is used for supplementing light to the settlement observation device.
3. The equipment according to claim 1 or 2, wherein a discharge pipeline is further arranged at the lower end of the settlement observation device and used for discharging the coal slime to be settled out of the settlement observation device after the settlement process is finished.
4. The apparatus according to claim 3, characterized in that a cleaning device is arranged on the top of the settlement observation device and used for cleaning residual coal slime on the inner wall of the settlement observation device.
5. The apparatus of claim 4, wherein the cleaning device comprises a cleaning nozzle, a cleaning nozzle water inlet, a cleaning nozzle elevating platform and a cleaning nozzle rotating motor, the cleaning nozzle elevating platform and the cleaning nozzle rotating motor are respectively electrically connected with the cleaning nozzle, the cleaning nozzle elevating platform and the cleaning nozzle rotating motor are both located at an upper portion of the cleaning nozzle, wherein,
the water inlet of the cleaning spray head supplies water to the cleaning spray head;
the cleaning spray head lifting platform drives the cleaning spray head to move up and down in the settlement observation device;
and the cleaning spray head rotating motor drives the cleaning spray head to rotate in the settlement observation device.
6. A coal slurry settling velocity determining method performed by the image processing apparatus according to any one of claims 1 to 5, comprising:
receiving a sedimentation process image of the coal slime to be sedimentated in real time, wherein the sedimentation process image is acquired by an image acquisition device;
determining a cross-connecting line between the settled coal slime and the clarified water in the current settlement process image;
determining a current coal slurry height based on the cross-connect line;
and determining the sedimentation speed of the coal slurry based on the current height of the coal slurry.
7. The method of claim 6, wherein determining the intersection of settled coal slurry and clarified water in the current settlement process image comprises:
determining a junction area of the settled coal slime and the clarified water in the current settlement process image based on a foreground segmentation algorithm;
determining a centroid coordinate of the handover area;
determining the intersection line based on the centroid coordinates.
8. The method of claim 7, further comprising, after determining a junction region of settled coal slurry and clarified water in the current settled process image based on the foreground segmentation algorithm:
and denoising the handover area to obtain a denoised handover area.
9. The method of claim 6, wherein determining a current coal slurry height based on the intersection line comprises:
and determining the current coal slurry height based on the intersection line by utilizing the mapping relation between the predetermined pixels and the coal slurry height.
10. A storage medium containing computer executable instructions for performing the coal slurry settling velocity determination method of any of claims 6-9 when executed by a computer processor.
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| CN117871353A (en) * | 2024-03-11 | 2024-04-12 | 天津美腾科技股份有限公司 | Coal slime water sedimentation detection method and system |
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