CN115174629B - Mine safety monitoring method based on edge calculation - Google Patents
Mine safety monitoring method based on edge calculation Download PDFInfo
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- H—ELECTRICITY
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Abstract
The invention provides a mine safety monitoring method based on edge calculation, which is characterized in that edge calculation node terminals are respectively installed at a plurality of position points in a mine, each edge calculation node terminal is respectively connected with a camera and an environment sensor, so that an environment image of an internal area of the mine and environment data of the internal area of the mine are obtained, and then whether a mine safety accident event occurs in the internal area of the mine and whether an environment safety hidden danger event exists in the internal area of the mine are judged; then, sending a notification message to operator terminals distributed in the mine through the edge computing node terminal, and sending event related information to the management platform terminal; according to the safety monitoring method, the edge computing node terminals are arranged at different positions in the mine, the edge computing node terminals are used as the standard to independently monitor the different area ranges in the mine, the detected environment images and the environment data can be independently analyzed and processed, and the real-time performance and the accuracy of the safety monitoring of the mine operation are improved.
Description
Technical Field
The invention relates to the technical field of mine operation management, in particular to a mine safety monitoring method based on edge calculation.
Background
The mining is performed manually in the mine area with complex terrain, in order to ensure smooth and safe performance of mining work, the prior art can use a manual video monitoring mode to shoot the operation image in the mine in real time, the mode is limited by the complex terrain in the mine area, the shot operation image cannot be transmitted to an external platform terminal in real time, the conditions of image transmission signal distortion and delay exist, and the real-time performance and accuracy of mine operation safety monitoring are reduced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a mine safety monitoring method based on edge calculation, which is characterized in that edge calculation node terminals are respectively installed at a plurality of position points in a mine, each edge calculation node terminal is respectively connected with a camera and an environment sensor, so that mine inner area environment images and mine inner area environment data are obtained, and then whether mine safety accident events occur in the mine inner area and whether environment safety hidden danger events exist in the mine inner area are judged; then, sending a notification message to operator terminals distributed in the mine through the edge computing node terminal, and sending event related information to the management platform terminal; according to the safety monitoring method, the edge computing node terminals are arranged at different positions in the mine, the edge computing node terminals are used as the standard to independently monitor the different area ranges in the mine, the regional monitoring of the mine is achieved, the independent analysis processing of the detected environment images and the environment data can be carried out, and the real-time performance and the accuracy of the safety monitoring of the mine operation are improved.
The invention provides a mine safety monitoring method based on edge calculation, which comprises the following steps:
step S1, installing edge computing node terminals at a plurality of position points in a mine respectively; each edge computing node terminal is respectively connected with at least one camera and at least one environment sensor, and the camera and the environment sensor are instructed to perform state initialization;
step S2, the camera is instructed to shoot the inner area of the mine, and an environment image of the inner area of the mine is obtained; analyzing and processing the mine internal region environment image through the edge computing node terminal, and judging whether a mine safety accident event occurs in the mine internal region;
step S3, the environment sensor is instructed to sample the internal area of the mine, and the environment data of the internal area of the mine are obtained; analyzing and processing the mine internal environment data through the edge computing node terminal, and judging whether an environment safety hidden danger event exists in the mine internal area or not;
step S4, according to the judgment result of the step S2 or the step S3, sending a notification message to operator terminals distributed in the mine through an edge computing node terminal; and sending event related information to the management platform terminal through the edge computing node terminal.
Further, in the step S1, installing edge computing node terminals at a plurality of location points inside the mine, respectively, specifically includes:
defining a plurality of contour lines in the mine, and determining a plurality of evenly-spaced position points corresponding to each contour line in the mine; and installing edge computing node terminals on each position point respectively, wherein each edge computing node terminal is independently in communication connection with the management platform terminal.
Further, in the step S1, each edge computing node terminal is connected to the management platform terminal in an independent communication manner, and specifically includes:
the communication between each edge computing node terminal and the management platform terminal is that communication data are transmitted and compared to obtain the distortion ratio of each edge computing node for each transmission data, and according to the distortion ratio, the number of pulses input each time by a stepping motor arranged at the power supply end of each edge computing node terminal is controlled, wherein the stepping motor comprises a sliding pulling piece and a metal scribing piece, the position of the sliding pulling piece is positioned at the head end of the metal scribing piece, the sliding pulling piece can slide in an area corresponding to the metal scribing piece and other non-metal areas under the driving of the rotation of the stepping motor, and when the number of the input pulses reaches a preset number, the edge computing terminal and the stepping motor corresponding to the edge computing terminal are powered off, and the process is as follows:
step S101, after each edge computing node terminal finishes data transmission to the management platform terminal, the management platform terminal retransmits the data to the corresponding edge computing node terminal, and the distortion ratio of the data transmitted by each edge computing node terminal at this time is obtained by comparing the data transmitted by each edge computing node terminal to the management platform terminal with the data transmitted by the management platform terminal by using the following formula (1),
in the above formula (1), S (a) represents a distortion ratio of the current transmission data of the a-th edge computing node terminal; f (F) 16 (a) Representing hexadecimal running of data sent by an a-th edge computing node terminal to the management platform terminal; f (f) 16 (a) Representing hexadecimal form of data sent back by the management platform terminal received by the a-th edge computing node terminal;>>2 represents a right shift two-bit operation; [] 10 Representing the conversion of the data in brackets into decimal form;
step S102, judging the control weight of each edge computing node terminal for each data transmission according to the distortion ratio of each edge computing node terminal for each data transmission by using the following formula (2),
in the above formula (2), G (a) represents the control weight of the current transmission data of the a-th edge computing node terminal; n represents the number of edge computing node terminals that perform data transmission at the same time as the a-th edge computing node terminal, which also includes the a-th edge computing node terminal, and if only the a-th edge computing node terminal performs data transmission at the same time, n=1; sum { } represents bitwise summing the hexadecimal data within the brackets; the absolute value is calculated by the expression;
step S103, controlling the number of pulses input each time by a stepping motor installed at the power supply end of each edge computing node terminal according to the control weight and distortion ratio of each transmission data of each edge computing node terminal by using the following formula (3),
D(a)＝int[M(a)×G(a)×S(a)] (3)
in the above formula (3), D (a) represents the number of pulses input by the stepping motor at the power supply end of the a-th edge computing node terminal; m (a) represents the number of pulses required by a stepping motor at the power supply end of the a-th edge computing node terminal to drive a sliding pulling piece to rotate clockwise from the initial position of the metal scribing to the tail end position of the metal scribing; int [ ] denotes rounding the data in brackets.
Further, in the step S1, each edge computing node terminal is respectively connected with at least one camera and at least one environmental sensor, and the step of indicating the states of the camera and the environmental sensor to initialize specifically includes:
each edge computing node terminal is respectively connected with at least one visible light camera and at least one thermal infrared camera;
connecting each edge computing node terminal with a vibration sensor and a gas sensor respectively;
and indicating the visible light camera, the thermal infrared camera, the vibration sensor and the gas sensor to clear cache data generated in the history detection process.
Further, in the step S2, the step of instructing the camera to shoot the mine interior region to obtain the mine interior region environment image specifically includes:
the camera is instructed to periodically scan and shoot the mine inner area to obtain a mine inner area environment panoramic image; the camera performs scanning shooting, and the corresponding shooting depth of field is not smaller than the distance between two adjacent position points in the mine.
Further, in the step S2, the analyzing the environmental image of the mine interior area by the edge computing node terminal, and determining whether the mine safety accident event occurs in the mine interior area specifically includes:
after the camera finishes one-time scanning shooting, acquiring a panoramic image of the mine internal area environment shot by the camera through the edge computing node terminal;
extracting body action posture information and mine mountain structure information of mine operators from the mine internal environment panoramic image through the edge computing node terminal;
determining whether mine operators have falling events or make illegal mine exploitation actions according to the body action gesture information;
determining whether the mine mountain has a mountain structure defect according to the mine mountain structure information;
if the mine operators are determined to have a falling event or make illegal mining actions or the mine mountain has a mountain structure defect, determining that a mine safety accident event occurs in the mine inner area; otherwise, determining that the mine safety accident event does not occur in the mine inner area.
Further, in the step S3, the step of instructing the environmental sensor to sample the mine interior region to obtain the mine interior region environmental data specifically includes:
and indicating the environment sensor to collect mountain vibration amplitude, mountain vibration frequency and gas concentration in the mine inner area.
Further, in the step S3, the analyzing the mine internal environment data by the edge computing node terminal, and determining whether the mine internal area has the environmental safety hidden trouble event specifically includes:
comparing the mountain vibration amplitude with a preset vibration amplitude threshold value through the edge computing node terminal, comparing the mountain vibration frequency with a preset vibration frequency threshold value, and comparing the gas concentration with a preset concentration threshold value;
if the mountain vibration amplitude exceeds a preset vibration amplitude threshold value, or the mountain vibration frequency exceeds a preset vibration frequency threshold value, or the gas concentration exceeds a preset concentration threshold value, determining that an environmental potential safety hazard event exists in the mine inner area; otherwise, determining that the mine inner area has no environment safety hidden trouble event.
Further, in the step S4, according to the determination result in the step S2 or the step S3, a notification message is sent to the operator terminals distributed in the mine through the edge computing node terminal; and sending event related information to the management platform terminal through the edge computing node terminal specifically comprises:
if the mine safety accident event or the environment safety hidden trouble event occurs in the mine inner area is determined, sending a notification message to terminals held by operators distributed in the mine through the edge computing node terminal; the notification message comprises occurrence position information corresponding to a mine safety accident event or an environmental safety hidden trouble event;
the method comprises the steps that event related information is sent to a management platform terminal through an edge computing node terminal; the event related information comprises occurrence position information and occurrence time information corresponding to mine safety accident events or environmental safety hidden danger events.
Compared with the prior art, the mine safety monitoring method based on the edge calculation is characterized in that edge calculation node terminals are respectively installed at a plurality of position points in the mine, each edge calculation node terminal is respectively connected with a camera and an environment sensor, so that the mine inner area environment image and the mine inner area environment data are obtained, and then whether a mine safety accident event occurs in the mine inner area and whether an environment safety hidden danger event exists in the mine inner area are judged; then, sending a notification message to operator terminals distributed in the mine through the edge computing node terminal, and sending event related information to the management platform terminal; according to the safety monitoring method, the edge computing node terminals are arranged at different positions in the mine, the edge computing node terminals are used as the standard to independently monitor the different area ranges in the mine, the regional monitoring of the mine is achieved, the independent analysis processing of the detected environment images and the environment data can be carried out, and the real-time performance and the accuracy of the safety monitoring of the mine operation are improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a mine safety monitoring method based on edge calculation.
Fig. 2 is a schematic diagram of connection between an edge computing node terminal and a stepper motor in the mine safety monitoring method based on edge computing.
Reference numerals: 1. edge computing node terminals; 2. a stepping motor; 3. sliding plectrum; 4. and (5) metal dicing.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a schematic flow chart of a mine safety monitoring method based on edge calculation according to an embodiment of the invention is provided. The mine safety monitoring method based on edge calculation comprises the following steps:
step S1, installing edge computing node terminals at a plurality of position points in a mine respectively; each edge computing node terminal is respectively connected with at least one camera and at least one environment sensor, and the camera and the environment sensor are instructed to perform state initialization;
step S2, the camera is instructed to shoot the inner area of the mine, and an environment image of the inner area of the mine is obtained; analyzing and processing the environmental images of the mine inner area through the edge computing node terminal, and judging whether mine safety accident events occur in the mine inner area;
step S3, the environment sensor is instructed to sample the internal area of the mine to obtain the environment data of the internal area of the mine; analyzing and processing the mine internal environment data through the edge computing node terminal, and judging whether an environment safety hidden danger event exists in the mine internal area or not;
step S4, according to the judgment result of the step S2 or the step S3, sending a notification message to operator terminals distributed in the mine through an edge computing node terminal; and sending event related information to the management platform terminal through the edge computing node terminal.
The beneficial effects of the technical scheme are as follows: according to the mine safety monitoring method based on edge calculation, edge calculation node terminals are respectively installed at a plurality of position points in a mine, each edge calculation node terminal is respectively connected with a camera and an environment sensor, so that mine inner area environment images and mine inner area environment data are obtained, and whether mine safety accident events occur in the mine inner area and whether environment safety hidden danger events exist in the mine inner area are judged; then, sending a notification message to operator terminals distributed in the mine through the edge computing node terminal, and sending event related information to the management platform terminal; according to the safety monitoring method, the edge computing node terminals are arranged at different positions in the mine, the edge computing node terminals are used as the standard to independently monitor the different area ranges in the mine, the regional monitoring of the mine is achieved, the independent analysis processing of the detected environment images and the environment data can be carried out, and the real-time performance and the accuracy of the safety monitoring of the mine operation are improved.
Preferably, in this step S1, installing edge computing node terminals at several location points inside the mine, respectively, specifically includes:
defining a plurality of contour lines in the mine, and determining a plurality of evenly-spaced position points corresponding to each contour line in the mine; and installing edge computing node terminals on each position point respectively, wherein each edge computing node terminal is independently in communication connection with the management platform terminal.
The beneficial effects of the technical scheme are as follows: the method has the advantages that the contour lines in the mine are used as the reference, the plurality of edge computing node terminals are installed on each contour line at intervals, so that each edge computing node terminal can only monitor a specific mine inner area, overlapping of monitoring areas of different edge computing node terminals is avoided, and full coverage monitoring of the interior of the mine can be achieved under the condition that a small number of edge computing node terminals are used.
Preferably, in the step S1, each edge computing node terminal is connected to the management platform terminal in an independent communication manner, and specifically includes:
the communication between each edge computing node terminal and the management platform terminal is that communication data are transmitted and compared to obtain a distortion ratio of each edge computing node to each time of data transmission, and according to the distortion ratio, the number of pulses input each time by a stepping motor arranged at a power supply end of each edge computing node terminal is controlled, wherein the stepping motor comprises a sliding pulling piece and a metal cutting piece, the position of the sliding pulling piece is positioned at the head end of the metal cutting piece, the sliding pulling piece can slide in a region corresponding to the metal cutting piece and other non-metal regions under the driving of the rotation of the stepping motor, and the method can be specifically seen as shown in fig. 2, and when the number of the input pulses reaches a preset number, the edge computing terminal and the stepping motor corresponding to the edge computing terminal are powered off, and the method comprises the following steps:
step S101, after each edge computing node terminal finishes data transmission to the management platform terminal, the management platform terminal retransmits the data to the corresponding edge computing node terminal, and by using the following formula (1), the distortion ratio of the data transmitted by each edge computing node terminal to the management platform terminal is obtained by comparing the data transmitted by each edge computing node terminal to the management platform terminal with the data transmitted by the management platform terminal,
in the above formula (1), S (a) represents a distortion ratio of the current transmission data of the a-th edge computing node terminal; f (F) 16 (a) Representing hexadecimal running of data sent by an a-th edge computing node terminal to the management platform terminal; f (f) 16 (a) Representing hexadecimal form of data sent back by the management platform terminal received by the a-th edge computing node terminal;>>2 represents a right shift two-bit operation; [] 10 Representing the conversion of the data in brackets into decimal form;
step S102, judging the control weight of each edge computing node terminal for each data transmission according to the distortion ratio of each edge computing node terminal for each data transmission by using the following formula (2),
in the above formula (2), G (a) represents the control weight of the current transmission data of the a-th edge computing node terminal; n represents the number of edge computing node terminals that perform data transmission at the same time as the a-th edge computing node terminal, which also includes the a-th edge computing node terminal, and if only the a-th edge computing node terminal performs data transmission at the same time, n=1; sum { } represents bitwise summing the hexadecimal data within the brackets; the absolute value is calculated by the expression;
step S103, controlling the number of pulses input each time by a stepping motor installed at the power supply end of each edge computing node terminal according to the control weight and distortion ratio of each transmission data of each edge computing node terminal by using the following formula (3),
D(a)＝int[M(a)×G(a)×S(a)] (3)
in the above formula (3), D (a) represents the number of pulses input by the stepping motor at the power supply end of the a-th edge computing node terminal; m (a) represents the number of pulses required by a stepping motor at the power supply end of the a-th edge computing node terminal to drive a sliding pulling piece to rotate clockwise from the initial position of the metal scribing to the tail end position of the metal scribing; int [ ] denotes rounding the data in brackets.
The beneficial effects of the technical scheme are as follows: by utilizing the formula (1), the distortion ratio of the transmission data of each edge computing node terminal is obtained by comparing the original data sent to the management platform terminal by each edge computing node terminal with the received transmission data, so that the data loss condition in the data transmission process is known, and a theoretical basis is provided for subsequent control; then, according to the distortion ratio of each edge computing node terminal to each transmission data, the control weight of each edge computing node terminal to each transmission data is judged and obtained by utilizing the formula (2), so that the motors corresponding to the edge computing node terminals with more transmission data errors are subjected to multi-pulse control preferentially, and the terminals with more errors are ensured to be powered off preferentially; and finally, controlling the number of pulses input each time by a stepping motor arranged at the power supply end of each edge computing node terminal according to the control weight and the distortion ratio of each data transmission of each edge computing node terminal by utilizing the formula (3), wherein mechanical power failure by utilizing the motor is more reliable and safer than logical power failure of a program, and the overall reliability of the system is ensured.
Preferably, in the step S1, each edge computing node terminal is connected with at least one camera and at least one environmental sensor, and the step of initializing states of the camera and the environmental sensor specifically includes:
each edge computing node terminal is respectively connected with at least one visible light camera and at least one thermal infrared camera;
connecting each edge computing node terminal with a vibration sensor and a gas sensor respectively;
indicating the visible light camera, the thermal infrared camera, the vibration sensor and the gas sensor to clear cache data generated in the history detection process.
The beneficial effects of the technical scheme are as follows: through the mode, the camera and the environment sensor of different types are arranged, the mine interior area can be collected with different types of environment images and environment data, the multi-dimensional monitoring of the mine interior area is realized, and therefore safety events existing in the mine interior area can be found in different aspects in time.
Preferably, in the step S2, the step of instructing the camera to shoot the mine interior region to obtain the mine interior region environment image specifically includes:
the camera is instructed to periodically scan and shoot the mine inner area to obtain a panoramic image of the mine inner area environment; the depth of field of the shooting corresponding to the scanning shooting by the camera is not smaller than the distance between two adjacent position points in the mine.
The beneficial effects of the technical scheme are as follows: the depth of field of the camera corresponding to the scanning shooting is set to be not smaller than the distance between two adjacent position points in the mine, so that the camera can comprehensively shoot the environment image of the corresponding mine inner area, and the condition of missing shooting is effectively avoided.
Preferably, in the step S2, the analyzing the environmental image of the mine interior area by the edge computing node terminal, and determining whether the mine safety accident event occurs in the mine interior area specifically includes:
after the camera finishes one-time scanning shooting, acquiring a panoramic image of the mine internal area environment shot by the camera through the edge computing node terminal;
extracting body action posture information and mine mountain structure information of mine operators from the mine internal environment panoramic image through the edge computing node terminal;
determining whether mine operators have falling events or illegal mine exploitation actions according to the body action gesture information;
determining whether the mine mountain has a mountain structure defect according to the mine mountain structure information;
if the mine operators are determined to have a falling event or make illegal mining actions or the mine mountain has a mountain structure defect, determining that a mine safety accident event occurs in the mine inner area; otherwise, determining that the mine safety accident event does not occur in the mine inner area.
The beneficial effects of the technical scheme are as follows: through the mode, the edge computing node terminal is utilized to identify the panoramic image of the mine internal environment shot by the camera, so that the body action posture information of the mine operator and the mine mountain structure information are obtained, whether the mine safety accident event occurs or not is conveniently judged on the aspects of the mine operator and the mine mountain structure, and the judging reliability of whether the mine safety accident event occurs or not is improved.
Preferably, in the step S3, the instructing the environmental sensor to sample the mine interior region to obtain the mine interior region environmental data specifically includes:
the environmental sensor is instructed to collect mountain vibration amplitude, mountain vibration frequency and gas concentration in the mine interior region.
The beneficial effects of the technical scheme are as follows: the mountain vibration amplitude, the mountain vibration frequency and the gas concentration in the mine inner area are acquired by using the environment sensor, so that the real-time vibration state and the gas concentration state of the mine mountain can be accurately and quantitatively detected.
Preferably, in the step S3, the analyzing the mine internal environment data by the edge computing node terminal, and determining whether the mine internal area has the environmental safety hidden trouble event specifically includes:
comparing the mountain vibration amplitude with a preset vibration amplitude threshold value through the edge computing node terminal, comparing the mountain vibration frequency with a preset vibration frequency threshold value, and comparing the gas concentration with a preset concentration threshold value;
if the mountain vibration amplitude exceeds a preset vibration amplitude threshold value, or the mountain vibration frequency exceeds a preset vibration frequency threshold value, or the gas concentration exceeds a preset concentration threshold value, determining that an environmental potential safety hazard event exists in the mine inner area; otherwise, determining that the mine inner area has no environment safety hidden trouble event.
The beneficial effects of the technical scheme are as follows: by the mode, whether the mine inner area has an environmental safety hidden trouble event or not is judged by taking the mountain vibration amplitude, the mountain vibration frequency and the gas concentration of the mine inner area as references, so that whether the mine inner area has mountain structure safety hidden trouble and mountain gas explosion safety hidden trouble caused by vibration or not is determined.
Preferably, in the step S4, according to the determination result in the step S2 or the step S3, a notification message is sent to operator terminals distributed in the mine through the edge computing node terminal; and sending event related information to the management platform terminal through the edge computing node terminal specifically comprises:
if the mine safety accident event or the environment safety hidden trouble event occurs in the mine inner area is determined, sending a notification message to terminals held by operators distributed in the mine through the edge computing node terminal; the notification message comprises occurrence position information corresponding to a mine safety accident event or an environmental safety hidden trouble event;
the method comprises the steps that event related information is sent to a management platform terminal through an edge computing node terminal; the event related information comprises occurrence position information and occurrence time information corresponding to mine safety accident events or environmental safety hidden danger events.
The beneficial effects of the technical scheme are as follows: when the mine safety accident event or the environmental safety hidden trouble event occurs in the mine inner area is determined, the edge computing node terminal sends a notification message to terminals held by operators distributed in the mine, so that the operators can timely connect the occurrence position of the safety accident event or the safety hidden trouble event through the terminals held by the operators, and rescue or evacuation can be timely carried out. In addition, the edge computing node terminal sends the event related information to the management platform terminal, so that monitoring personnel can know the overall safety condition of the mine inner area through the management platform terminal.
As can be seen from the content of the above embodiment, in the mine safety monitoring method based on edge calculation, edge calculation node terminals are respectively installed at a plurality of position points in a mine, and each edge calculation node terminal is respectively connected with a camera and an environment sensor, so that an environment image of an internal area of the mine and environment data of the internal area of the mine are obtained, and then whether a mine safety accident event occurs in the internal area of the mine and whether an environment safety hidden danger event exists in the internal area of the mine are judged; then, sending a notification message to operator terminals distributed in the mine through the edge computing node terminal, and sending event related information to the management platform terminal; according to the safety monitoring method, the edge computing node terminals are arranged at different positions in the mine, the edge computing node terminals are used as the standard to independently monitor the different area ranges in the mine, the regional monitoring of the mine is achieved, the independent analysis processing of the detected environment images and the environment data can be carried out, and the real-time performance and the accuracy of the safety monitoring of the mine operation are improved.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (7)
1. The mine safety monitoring method based on edge calculation is characterized by comprising the following steps of:
step S1, installing edge computing node terminals at a plurality of position points in a mine respectively; each edge computing node terminal is respectively connected with at least one camera and at least one environment sensor, and the camera and the environment sensor are instructed to perform state initialization;
step S2, the camera is instructed to shoot the inner area of the mine, and an environment image of the inner area of the mine is obtained; analyzing and processing the mine internal region environment image through the edge computing node terminal, and judging whether a mine safety accident event occurs in the mine internal region;
step S3, the environment sensor is instructed to sample the internal area of the mine, and the environment data of the internal area of the mine are obtained; analyzing and processing the mine internal environment data through the edge computing node terminal, and judging whether an environment safety hidden danger event exists in the mine internal area or not;
step S4, according to the judgment result of the step S2 or the step S3, sending a notification message to operator terminals distributed in the mine through an edge computing node terminal; the edge computing node terminal sends event related information to the management platform terminal;
in the step S1, installing edge computing node terminals at a plurality of location points inside a mine, specifically includes:
defining a plurality of contour lines in the mine, and determining a plurality of evenly-spaced position points corresponding to each contour line in the mine; respectively installing edge computing node terminals on each position point, wherein each edge computing node terminal is independently in communication connection with the management platform terminal;
in the step S1, each edge computing node terminal is connected with the management platform terminal in an independent communication manner, and specifically includes:
the communication between each edge computing node terminal and the management platform terminal is that communication data are transmitted and compared to obtain the distortion ratio of each edge computing node for each transmission data, and according to the distortion ratio, the number of pulses input each time by a stepping motor arranged at the power supply end of each edge computing node terminal is controlled, wherein the stepping motor comprises a sliding pulling piece and a metal scribing piece, the position of the sliding pulling piece is positioned at the head end of the metal scribing piece, the sliding pulling piece can slide in an area corresponding to the metal scribing piece and other non-metal areas under the driving of the rotation of the stepping motor, and when the number of the input pulses reaches a preset number, the edge computing terminal and the stepping motor corresponding to the edge computing terminal are powered off, and the process is as follows:
step S101, after each edge computing node terminal finishes data transmission to the management platform terminal, the management platform terminal retransmits the data to the corresponding edge computing node terminal, and the distortion ratio of the data transmitted by each edge computing node terminal at this time is obtained by comparing the data transmitted by each edge computing node terminal to the management platform terminal with the data transmitted by the management platform terminal by using the following formula (1),
in the above formula (1), S (a) represents a distortion ratio of the current transmission data of the a-th edge computing node terminal; f (F) 16 (a) Representing hexadecimal running of data sent by an a-th edge computing node terminal to the management platform terminal; f (f) 16 (a) Representing hexadecimal form of data sent back by the management platform terminal received by the a-th edge computing node terminal;>>2 represents a right shift two-bit operation; [] 10 Representing the conversion of the data in brackets into decimal form;
step S102, judging the control weight of each edge computing node terminal for each data transmission according to the distortion ratio of each edge computing node terminal for each data transmission by using the following formula (2),
in the above formula (2), G (a) represents the control weight of the current transmission data of the a-th edge computing node terminal; n represents the number of edge computing node terminals that perform data transmission at the same time as the a-th edge computing node terminal, which also includes the a-th edge computing node terminal, and if only the a-th edge computing node terminal performs data transmission at the same time, n=1; sum { } represents bitwise summing the hexadecimal data within the brackets; the absolute value is calculated by the expression;
step S103, controlling the number of pulses input each time by a stepping motor installed at the power supply end of each edge computing node terminal according to the control weight and distortion ratio of each transmission data of each edge computing node terminal by using the following formula (3),
D(a)＝int[M(a)×G(a)×S(a)] (3)
in the above formula (3), D (a) represents the number of pulses input by the stepping motor at the power supply end of the a-th edge computing node terminal; m (a) represents the number of pulses required by a stepping motor at the power supply end of the a-th edge computing node terminal to drive a sliding pulling piece to rotate clockwise from the initial position of the metal scribing to the tail end position of the metal scribing; int [ ] denotes rounding the data in brackets.
2. The edge-calculation-based mine safety monitoring method as claimed in claim 1, wherein: in the step S1, each edge computing node terminal is respectively connected with at least one camera and at least one environmental sensor, and the step of indicating the states of the camera and the environmental sensor to initialize specifically includes:
each edge computing node terminal is respectively connected with at least one visible light camera and at least one thermal infrared camera;
connecting each edge computing node terminal with a vibration sensor and a gas sensor respectively;
and indicating the visible light camera, the thermal infrared camera, the vibration sensor and the gas sensor to clear cache data generated in the history detection process.
3. The edge-calculation-based mine safety monitoring method as claimed in claim 1, wherein:
in the step S2, the step of instructing the camera to shoot the mine interior region to obtain the mine interior region environment image specifically includes:
the camera is instructed to periodically scan and shoot the mine inner area to obtain a mine inner area environment panoramic image; the camera performs scanning shooting, and the corresponding shooting depth of field is not smaller than the distance between two adjacent position points in the mine.
4. A mine safety monitoring method based on edge calculation as claimed in claim 3, wherein: in the step S2, the analyzing the environmental image of the mine interior area by the edge computing node terminal, and determining whether the mine safety accident event occurs in the mine interior area specifically includes:
after the camera finishes one-time scanning shooting, acquiring a panoramic image of the mine internal area environment shot by the camera through the edge computing node terminal;
extracting body action posture information and mine mountain structure information of mine operators from the mine internal environment panoramic image through the edge computing node terminal;
determining whether mine operators have falling events or make illegal mine exploitation actions according to the body action gesture information;
determining whether the mine mountain has a mountain structure defect according to the mine mountain structure information; if the mine operators are determined to have a falling event or make illegal mining actions or the mine mountain has a mountain structure defect, determining that a mine safety accident event occurs in the mine inner area;
otherwise, determining that the mine safety accident event does not occur in the mine inner area.
5. The edge-calculation-based mine safety monitoring method as claimed in claim 1, wherein: in the step S3, the step of indicating the environmental sensor to sample the mine interior region to obtain the mine interior region environmental data specifically includes:
and indicating the environment sensor to collect mountain vibration amplitude, mountain vibration frequency and gas concentration in the mine inner area.
6. The edge-calculation-based mine safety monitoring method as claimed in claim 5, wherein: in the step S3, the analyzing the mine internal environment data by the edge computing node terminal, and determining whether the mine internal area has an environmental safety hidden trouble event specifically includes:
comparing the mountain vibration amplitude with a preset vibration amplitude threshold value through the edge computing node terminal, comparing the mountain vibration frequency with a preset vibration frequency threshold value, and comparing the gas concentration with a preset concentration threshold value;
if the mountain vibration amplitude exceeds a preset vibration amplitude threshold value, or the mountain vibration frequency exceeds a preset vibration frequency threshold value, or the gas concentration exceeds a preset concentration threshold value, determining that an environmental potential safety hazard event exists in the mine inner area; otherwise, determining that the mine inner area has no environment safety hidden trouble event.
7. The edge-calculation-based mine safety monitoring method as claimed in claim 1, wherein: in the step S4, according to the judgment result in the step S2 or the step S3, a notification message is sent to the operator terminals distributed in the mine through the edge computing node terminal; and sending event related information to the management platform terminal through the edge computing node terminal specifically comprises:
if the mine safety accident event or the environment safety hidden trouble event occurs in the mine inner area is determined, sending a notification message to terminals held by operators distributed in the mine through the edge computing node terminal; the notification message comprises occurrence position information corresponding to a mine safety accident event or an environmental safety hidden trouble event;
the method comprises the steps that event related information is sent to a management platform terminal through an edge computing node terminal; the event related information comprises occurrence position information and occurrence time information corresponding to mine safety accident events or environmental safety hidden danger events.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675318A (en) * | 2015-12-28 | 2016-06-15 | 江苏大学 | Automatic calibrating device for fuel dispenser, leveling method and liquid level image identification method thereof |
| CN105781618A (en) * | 2016-03-15 | 2016-07-20 | 华洋通信科技股份有限公司 | Coal mine safety integrated monitoring system based on Internet of Things |
| CN111464794A (en) * | 2020-05-18 | 2020-07-28 | 深圳市安泰数据监测科技有限公司 | Slope monitoring system and method based on multi-camera image judgment |
| CN212115519U (en) * | 2020-05-18 | 2020-12-08 | 深圳市安泰数据监测科技有限公司 | Slope monitoring system based on multi-camera image judgment |
| CN113449959A (en) * | 2021-05-13 | 2021-09-28 | 陕西陕煤黄陵矿业有限公司 | Mine personnel behavior governance system and platform |
-
2022
- 2022-07-08 CN CN202210815303.3A patent/CN115174629B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105675318A (en) * | 2015-12-28 | 2016-06-15 | 江苏大学 | Automatic calibrating device for fuel dispenser, leveling method and liquid level image identification method thereof |
| CN105781618A (en) * | 2016-03-15 | 2016-07-20 | 华洋通信科技股份有限公司 | Coal mine safety integrated monitoring system based on Internet of Things |
| CN111464794A (en) * | 2020-05-18 | 2020-07-28 | 深圳市安泰数据监测科技有限公司 | Slope monitoring system and method based on multi-camera image judgment |
| CN212115519U (en) * | 2020-05-18 | 2020-12-08 | 深圳市安泰数据监测科技有限公司 | Slope monitoring system based on multi-camera image judgment |
| CN113449959A (en) * | 2021-05-13 | 2021-09-28 | 陕西陕煤黄陵矿业有限公司 | Mine personnel behavior governance system and platform |
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