CN114567379B - Monitoring system applied to mine - Google Patents
Monitoring system applied to mine Download PDFInfo
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- CN114567379B CN114567379B CN202210452228.9A CN202210452228A CN114567379B CN 114567379 B CN114567379 B CN 114567379B CN 202210452228 A CN202210452228 A CN 202210452228A CN 114567379 B CN114567379 B CN 114567379B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
- H04B10/524—Pulse modulation
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/06—Non-electrical signal transmission systems, e.g. optical systems through light guides, e.g. optical fibres
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The invention relates to the technical field of optical fiber sensing, and discloses a monitoring system applied to a mine. The system comprises a monitoring platform, an optical sensing communication base station, an optical cable and a communication acquisition integrated terminal; the communication and acquisition integrated terminal is used for acquiring scene information in a mine, modulating a pulse light signal in an optical cable by using the scene information and transmitting the pulse light signal to the optical sensing communication base station, wherein the scene information comprises environment information and personnel information; the optical sensing communication base station is used for analyzing scene information from the received pulse optical signals, converting the scene information into corresponding scene indexes and sending the scene indexes to the monitoring platform, wherein the scene indexes comprise environment indexes and personnel positioning indexes; and the monitoring platform is used for counting the received scene indexes and pushing a scene monitoring interface corresponding to the mine according to the counting result. The invention reduces the difficulty of mine monitoring, and can realize mine monitoring by continuing to use the original optical cable in the mine.
Description
Technical Field
The invention relates to the technical field of optical fiber sensing, in particular to a monitoring system applied to a mine.
Background
Along with the progress of the society, the safety requirement of mine exploitation is gradually improved, a monitoring system for safety monitoring and early warning is built in a mine, various dangerous factors in the mine are monitored, and the monitoring system can prevent mine accidents from happening to search and rescue behaviors of personnel after the mine accidents happen, so that the early warning effect is achieved, a safety defense line can be built from the aspect of later-stage remediation, and the safety of mine exploitation is improved.
The existing mine monitoring system mostly adopts an environment monitoring device and a communication device built in a mine to realize early warning and search and rescue of mine accidents, for example, a special monitoring cable and a sensing device are cut and laid in the mine to collect environment data, and communication terminals such as interphones and the like are equipped for mine-opening personnel to assist in search and rescue of environment monitoring and follow-up personnel communication. However, a set of mine monitoring system needs to be built again, and communication equipment may lose signals in a complex mine environment, and accident personnel cannot be monitored when an accident occurs.
Disclosure of Invention
The invention mainly aims to solve the technical problem that the existing mine monitoring system is difficult to monitor.
The invention provides a monitoring system applied to a mine, which comprises: the communication and acquisition integrated terminal is used for acquiring scene information in a mine, modulating a pulse light signal in the optical cable by using the scene information and transmitting the pulse light signal to the optical sensing communication base station, wherein the scene information comprises environment information and personnel information; the optical sensing communication base station is used for analyzing the scene information from the received pulse optical signals, converting the scene information into corresponding scene indexes and sending the scene indexes to the monitoring platform, wherein the scene indexes comprise environment indexes and personnel positioning indexes; and the monitoring platform is used for counting the received scene indexes and pushing a scene monitoring interface corresponding to the mine according to the counting result.
Optionally, in a first implementation manner of the first aspect of the present invention, any physical point in the optical cable is used as an information loading point, when the optical cable receives stress information of the information loading point, the stress information is modulated into a corresponding first physical state quantity, a pulsed light signal transmitted in the optical cable is modulated according to the first physical state quantity, and the modulated pulsed light signal is sent to the optical sensing communication base station.
Optionally, in a second implementation manner of the first aspect of the present invention, the communication and acquisition integrated terminal includes a terminal body and at least one sensor wirelessly connected to the terminal body; the sensor is used for collecting environmental information in the mine and transmitting the environmental information into the optical cable through the terminal body; the optical cable modulates the transmitted environment information into a corresponding second physical state quantity, modulates the pulse light signal in the optical cable according to the second physical state quantity, and transmits the modulated pulse light signal to the optical sensing communication base station.
Optionally, in a third implementation manner of the first aspect of the present invention, the sensor includes at least one of a methane sensor, a carbon monoxide sensor, a wind speed sensor, a wind pressure sensor, a temperature sensor, a start/stop sensor, and a damper sensor; the methane sensor is used for gathering methane concentration in the mine, the carbon monoxide sensor is used for gathering carbon monoxide concentration in the mine, air velocity transducer is used for gathering the amount of wind in the mine, air pressure transducer is used for gathering equipment output wind pressure in the mine, temperature sensor is used for gathering temperature in the mine, start-stop sensor is used for gathering equipment start-stop state in the mine, the air door sensor is used for gathering air door switching state in the mine.
Optionally, in a fourth implementation manner of the first aspect of the present invention, the monitoring system applied to the mine further includes at least one identity ID card wirelessly connected to the communication and acquisition integrated terminal; when the communication and acquisition integrated terminal detects at least one identity ID card, acquiring personnel information in the detected identity ID card and transmitting the personnel information into the optical cable; and the optical cable modulates the pulse light signals in the optical cable according to the transmitted personnel information and transmits the modulated pulse light signals to the optical sensing communication base station.
Optionally, in a fifth implementation manner of the first aspect of the present invention, if the monitoring system applied to the mine includes a plurality of communication acquisition integrated terminals, when at least two communication acquisition integrated terminals detect a same ID card, acquiring personnel data in the same ID card through the at least two communication acquisition integrated terminals, modulating a pulsed light signal in the optical cable by utilizing the personnel data in the same ID card, and sending the pulsed light signal to the optical sensing communication base station; the optical sensing communication base station respectively analyzes personnel data corresponding to the at least two communication acquisition integrated terminals from the received pulse optical signals, the analyzed personnel data are used for positioning the position range information of the mine where the same identity ID card is located, and the scene indexes further comprise the position range information.
Optionally, in a sixth implementation manner of the first aspect of the present invention, the monitoring platform includes a monitoring center and at least one optical cable monitor connected to the monitoring center, the monitoring center includes a fault early warning module, and the optical cable monitor is in communication connection with the fault early warning module and the optical sensing communication base station respectively; the optical cable monitor is used for receiving the scene indexes sent by the optical sensing communication base station, identifying physical coordinate information and change early warning information of a mine where the scene indexes are located, and sending the physical coordinate information and the change early warning information to the monitoring center; optionally, in a seventh implementation manner of the first aspect of the present invention, the monitoring center further includes a change tracking module connected to the optical cable monitor; and a change tracking module in the monitoring center constructs a waveform change diagram corresponding to the optical cable according to the received physical coordinate information and the change early warning information, calibrates a structural distribution diagram corresponding to the mine according to the waveform change diagram, and pushes the calibrated structural distribution diagram to a corresponding mine monitoring interface, wherein the scene monitoring interface comprises the mine monitoring interface.
According to the technical scheme provided by the invention, the communication and acquisition integrated terminal is additionally arranged on the original optical cable of the mine, and the communication and acquisition integrated terminal is arranged on any physical node of the original optical cable, so that the pulsed light signal acquisition of personnel positioning information and environmental information can be realized, and an equipment framework for data acquisition does not need to be additionally erected. And the type of the pulse optical signal is converted through the optical sensing communication base station and is forwarded to the monitoring platform, so that the related data of personnel and environment in the mine can be monitored in real time, the mine can be monitored, and the difficulty of mine monitoring is reduced. Meanwhile, the information transmission distance of mine monitoring is increased through the optical sensing communication base station.
Drawings
FIG. 1 is a schematic view of a first embodiment of a mine monitoring system in an embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of a mine monitoring system in an embodiment of the present invention;
FIG. 3 is a schematic view of a third embodiment of a mine monitoring system in an embodiment of the present invention;
FIG. 4 is a schematic view of one embodiment of fiber optic cable health monitoring in an embodiment of the present invention;
FIG. 5 is a schematic view of a first embodiment of cable variation tracking in an embodiment of the present invention;
FIG. 6 is a schematic diagram of a second embodiment of cable variation tracking in accordance with embodiments of the present invention;
fig. 7 is a schematic diagram of an embodiment of a scene monitoring interface according to an embodiment of the present invention.
Detailed Description
The embodiment of the invention provides a monitoring system applied to a mine, which comprises a monitoring platform, an optical sensing communication base station, an optical cable and a communication acquisition integrated terminal; the communication and acquisition integrated terminal is used for acquiring scene information in a mine, modulating a pulse light signal in an optical cable by using the scene information and transmitting the pulse light signal to the optical sensing communication base station, wherein the scene information comprises environment information and personnel information; the optical sensing communication base station is used for analyzing scene information from the received pulse optical signals, converting the scene information into corresponding scene indexes and sending the scene indexes to the monitoring platform, wherein the scene indexes comprise environment indexes and personnel positioning indexes; and the monitoring platform is used for counting the received scene indexes and pushing a scene monitoring interface corresponding to the mine according to the counting result. The invention reduces the difficulty of mine monitoring, and can realize mine monitoring by using the original optical cable in the mine.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be implemented in other sequences than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," or "having," and any variations thereof, are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
For convenience of understanding, a specific flow of an embodiment of the present invention is described below, and referring to fig. 1, a first embodiment of a monitoring system applied to a mine in an embodiment of the present invention includes:
in this embodiment, the monitoring system applied to the mine comprises a monitoring platform, at least one optical sensing communication base station in communication connection with the monitoring platform, an optical cable connected with the optical sensing communication base station, and at least one communication and acquisition integrated terminal arranged on the optical cable; the communication and acquisition integrated terminal is used for acquiring scene information in a mine, modulating pulse light signals in the optical cable by using the scene information and sending the pulse light signals to the optical sensing communication base station, wherein the scene information comprises environment information and personnel information.
In the actual construction process, the existing optical cable in a mine can be utilized, the communication and acquisition integrated terminal is coupled and connected into the optical cable, the optical cable does not need to be laid again, and the communication and acquisition integrated terminal can be used for checking and avoiding construction. Each physical point of the optical cable can be used as an access point of a communication and acquisition integrated terminal, and the flexibility of mine monitoring is improved. The communication is gathered integrative terminal and is provided with the optical cable that the integrative terminal was gathered in communication and sets up in the mine, and the communication is gathered environmental information and personnel's information back in the mine, through modulating pulse optical signal, sends environmental information and personnel's information to light sensing communication base station with pulse optical signal's form through the optical cable. Information is transmitted through the pulse optical signals of the optical cables, and various underground and underwater severe communication environments are supported; the data communication can be realized on the mine engineering site without electricity or communication coverage.
Specifically, the communication and acquisition integrated terminal may be a Micro Electro Mechanical System (MEMS) including components such as a Micro sensor, a Micro actuator, a Micro power source, a Micro energy source, signal processing, and communication. Wherein, environmental data in the mine can be collected through a microsensor; through the communication part, the micro sensor and the micro electro mechanical body can be separated for use, and personnel positioning information can be wirelessly collected; through little executor and signal processing, can convert the analog electronic signal of environmental data and act on the optical cable, adjust the pulse optical signal in the optical cable for carry personnel's information and the environmental information that the mine was gathered in the pulse optical signal of optical cable.
The optical sensing communication base station is used for analyzing the scene information from the received pulse optical signals, converting the scene information into corresponding scene indexes and sending the scene indexes to the monitoring platform, wherein the scene indexes comprise environment indexes and personnel positioning indexes; and the monitoring platform is used for counting the received scene indexes and pushing a scene monitoring interface corresponding to the mine according to the counting result.
In actual work progress, light sensing communication base station sets up subaerial with the monitoring platform simultaneously, and optical cable and light sensing communication base station dock, receive the pulse optical signal of transmission in the optical cable, then analyze pulse optical signal, for example convert pulse optical signal to electric signal or digital signal etc to preliminary conversion is the scene index that corresponds.
In addition, the optical sensing communication base station is also in communication connection with the monitoring platform, and the scene indexes obtained through conversion can be transmitted to the monitoring platform in the form of electric signals or digital signals. The monitoring platform performs statistics, intelligent analysis and automatic judgment on the received scene indexes according to preset calculation logic to realize related monitoring on the mine, such as optical cable health monitoring, mine change tracking, environmental safety monitoring, personnel attendance patrol and the like, which are not listed one by one. Wherein, each optical sensing communication base station can transmit data with each other within a certain distance (such as 40 km), and the remote monitoring distance of the monitoring platform is increased by increasing the number of the optical sensing communication base stations.
In one embodiment, any physical point in the optical cable is used as an information loading point, when the optical cable receives stress information of the information loading point, the stress information is modulated into a corresponding first physical state quantity, a pulsed light signal transmitted in the optical cable is modulated according to the first physical state quantity, and the modulated pulsed light signal is sent to the optical sensing communication base station.
In the embodiment, any physical point in the optical cable can be directly used as an information loading point, stress information is directly transmitted to the optical cable in a knocking mode to communicate with the monitoring platform, and data are collected without the aid of a communication and collection integrated terminal. The optical cable is preferably applied to mine disaster rescue scenes, trapped people can modulate stress acting on the surface of the optical cable into corresponding second current state quantities such as pressure and strain by knocking the optical cable, and then information is transmitted to the optical sensing communication base station.
In the practical application process, in a mine disaster rescue scene, the communication and acquisition integrated terminal can only determine the approximate range of personnel in a mine, namely the communication range of the communication and acquisition integrated terminal, in addition, the communication and acquisition integrated terminal can break down possibly and cannot acquire personnel data, so that trapped personnel can directly knock the optical cable of a mine track to send stress communication information, the specific positions of the personnel can be determined, the communication requirement is reduced, and the communication is directly carried out through the optical cable under the condition of no communication equipment. The embodiment of the mine monitoring system shown in fig. 2 is intended to identify stress information of the optical cable stress position 1, stress position 2, stress position 3 and stress position 4, for example, and then the stress information can be mapped to the positions of the personnel 1, personnel 2, personnel 3 and personnel 4 in the mine structure diagram of the monitoring platform.
In one embodiment, as shown in fig. 3, the communication and acquisition integrated terminal includes a terminal body and at least one sensor wirelessly connected to the terminal body; the sensor is used for collecting environmental information in the mine and transmitting the environmental information into the optical cable through the terminal body; the optical cable modulates the transmitted environment information into a corresponding second physical state quantity, modulates the pulse light signal in the optical cable according to the second physical state quantity, and transmits the modulated pulse light signal to the optical sensing communication base station.
In the practical application process, the integrated terminal can be used for carrying a wired or wireless connected sensor for collecting environmental information in a mine, such as gas, dust, water immersion, water level and the like. Then, aiming at the collected environmental information, the optical cable needs to be further converted into a second physical state quantity, such as quantifiable parameters of temperature, vibration, stress, deformation, an electric field, a magnetic field and the like, so as to quantitatively represent the environmental information, and then the pulse light signal in the optical cable is modulated according to a modulation strategy corresponding to the type of the physical state quantity by using the second physical state parameter.
Specifically, the sensor comprises at least one of a methane sensor, a carbon monoxide sensor, a wind speed sensor, a wind pressure sensor, a temperature sensor, an opening and closing sensor and an air door sensor, and the terminal body is at least connected with at least one of the methane sensor, the carbon monoxide sensor, the wind speed sensor, the wind pressure sensor, the temperature sensor, the opening and closing sensor and the air door sensor; the methane sensor is used for gathering methane concentration in the mine, the carbon monoxide sensor is used for gathering carbon monoxide concentration in the mine, air velocity transducer is used for gathering the amount of wind in the mine, air pressure transducer is used for gathering equipment output wind pressure in the mine, temperature sensor is used for gathering temperature in the mine, start-stop sensor is used for gathering equipment start-stop state in the mine, the air door sensor is used for gathering air door switching state in the mine.
In the practical application process, various sensors of different types are arranged in a mine according to requirements, for example, a methane sensor, a carbon monoxide sensor, a wind speed sensor and a throttle sensor are arranged in a return airway as required and are connected to the same communication and acquisition integrated device; a wind pressure sensor and a start-stop sensor are arranged in the ventilator and connected to the same communication and acquisition integrated device; and so on.
In one embodiment, as shown in fig. 3, the monitoring system applied to the mine further comprises at least one identity ID card wirelessly connected with the communication and acquisition integrated terminal; when the communication and acquisition integrated terminal detects at least one identity ID card, acquiring personnel information in the detected identity ID card and transmitting the personnel information into the optical cable; and the optical cable modulates the pulse optical signals in the optical cable according to the transmitted personnel information and transmits the modulated pulse optical signals to the optical sensing communication base station.
In the practical application process, the integrated communication and acquisition terminal is used for acquiring personnel information, such as names, numbers and the like, of the ID card in the mine, and aiming at the acquired personnel information, the optical cable can directly modulate pulse light signals transmitted in the optical cable according to a preset strategy.
In one embodiment, if the monitoring system applied to the mine comprises a plurality of communication and acquisition integrated terminals, when at least two communication and acquisition integrated terminals detect the same identity ID card, acquiring personnel data in the same identity ID card through the at least two communication and acquisition integrated terminals, modulating a pulsed light signal in the optical cable by utilizing the personnel data in the same identity ID card, and sending the pulsed light signal to the optical sensing communication base station; the optical sensing communication base station respectively analyzes personnel data corresponding to the at least two communication and acquisition integrated terminals from received pulsed light signals, the analyzed personnel data are used for positioning position range information of a mine where the same identity ID card is located, and the scene index further comprises the position range information.
In this embodiment, if two or more communication acquisition integrated terminals acquire the same ID card at the same time, the further position range of the corresponding person may be determined according to the communication range of each communication acquisition integrated terminal. After analyzing the personnel positioning information, the optical sensing communication base station comprises a position parameter, wherein the position parameter is the position of the communication acquisition integrated terminal, but not the position of specific personnel or the position of specific environment. And then, the position range of the identity ID card can be preliminarily determined according to the communication range of the communication acquisition integrated terminal, and when two communication acquisition integrated terminals simultaneously acquire the personnel data of the same identity ID, the identity ID card is positioned in the union of the communication ranges of the two communication acquisition integrated terminals, so that more accurate position range information of the identity ID card can be determined.
In one embodiment, as shown in fig. 4, the monitoring platform includes a monitoring center and at least one optical cable monitor connected to the monitoring center, the monitoring center includes a fault pre-warning module, and the optical cable monitor is respectively connected to the fault pre-warning module and the optical sensing communication base station in communication; the optical cable monitor is used for receiving the scene indexes sent by the optical sensing communication base station, identifying physical coordinate information and change early warning information of a mine where the scene indexes are located, and sending the physical coordinate information and the change early warning information to the monitoring center; and a fault early warning module in the monitoring center identifies fault point distribution information of the optical cable according to the received physical coordinate information and the change early warning information, and pushes the fault point distribution information to a corresponding health monitoring interface, wherein the scene monitoring interface comprises the health monitoring interface.
In this embodiment, on the monitoring platform, the optical cable monitor can carry out fault monitoring to the optical cable according to the scene index received, based on accurate route and the optical cable length in the scene index of gathering, the optical cable length at fault point place is pinpointed in order to confirm the physical coordinate information in the mine, improves and salvagees efficiency, in case break down, the platform is propelling movement information at once for managers, in time learns the fault situation. As shown in fig. 4, by segmenting and numbering the optical cables according to the communication acquisition integrated terminal, the optical cable tester can detect fault points, such as lost signals, of each optical cable and each optical cable segment in each optical cable, and then issue the fault points to the health monitoring interface.
In one embodiment, as shown in FIG. 5, the monitoring center further comprises a change tracking module coupled to the cable monitor; and a change tracking module in the monitoring center constructs a waveform change diagram corresponding to the optical cable according to the received physical coordinate information and the change early warning information, calibrates a structural distribution diagram corresponding to the mine according to the waveform change diagram, and pushes the calibrated structural distribution diagram to a corresponding mine monitoring interface, wherein the scene monitoring interface comprises the mine monitoring interface.
In the practical application process, as shown in fig. 6, the waveform change diagram of the detection signal is compared with a preset reference waveform diagram, the reference waveform diagram is constructed according to the latest mine structure detected last time, the reference waveform diagram is mapped to the structure distribution diagram of the mine, and the original structure distribution diagram and the changed structure distribution diagram which are mapped correspondingly are compared, so that whether the mine structure detected this time changes or not and which mine section changes can be determined. For example, in fig. 6, by comparing the determined changing waveform diagram with the reference waveform diagram and adding a flat wave of 10m to the reference waveform diagram, the flat wave is mapped into the corresponding reference mine structure and the changing mine structure, so that the cable is determined to move downwards in the mine, and the waveform diagram change of 10m is added.
In addition, as shown in the schematic diagram of the scene monitoring interface shown in fig. 7, the monitoring platform may push the monitoring platform, which is a result of monitoring statistical analysis, to a corresponding monitoring terminal, including a patrol terminal, a monitoring and early warning terminal, a display terminal, and the like, and the monitoring platform is deployed on a mobile terminal, a visual large screen, a PC terminal, and other hardware devices to provide monitoring functions such as real-time positioning, personnel trajectory, real-time alarm, auxiliary rescue, alarm forwarding, data backup, authority setting, and the like, and specifically may implement accurate management of disaster points, real-time notification of equipment early warning, real-time reporting of patrol data, remote conference meetings, and mobility matching personnel attendance radii, and the like. Aiming at different monitoring terminals, the corresponding content can be pushed to any one or more of a patrol terminal, a monitoring and early warning terminal and a display terminal according to the display permission.
In the embodiment of the invention, the communication and acquisition integrated terminal is additionally arranged on the original optical cable of the mine, and the communication and acquisition integrated terminal is arranged on any physical node of the original optical cable, so that the pulsed light signal acquisition of personnel positioning information and environmental information can be realized, and an equipment framework for data acquisition does not need to be additionally erected. And the type of the pulse optical signal is converted through the optical sensing communication base station and is forwarded to the monitoring platform, so that the related data of personnel and environment in the mine can be monitored in real time, the mine can be monitored, and the difficulty of mine monitoring is reduced. Meanwhile, the information transmission distance of mine monitoring is increased through the optical sensing communication base station.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The monitoring system applied to the mine is characterized by comprising a monitoring platform, at least one optical sensing communication base station in communication connection with the monitoring platform, an original optical cable in the mine connected with the optical sensing communication base station and at least one communication and acquisition integrated terminal arranged on the optical cable, wherein the communication and acquisition integrated terminal is arranged on the outer surface of the optical cable and is coupled into the optical cable so as to realize plug and play of the communication and acquisition integrated terminal at any physical point of the optical cable;
the communication and acquisition integrated terminal is used for acquiring scene information in a mine, modulating a pulse light signal in the optical cable by using the scene information and transmitting the pulse light signal to the optical sensing communication base station, wherein the scene information comprises environment information and personnel information;
the optical sensing communication base station is used for analyzing the scene information from the received pulse optical signals, converting the scene information into corresponding scene indexes and sending the scene indexes to the monitoring platform, wherein the scene indexes comprise environment indexes and personnel positioning indexes;
the monitoring platform is used for counting the received scene indexes and pushing a scene monitoring interface corresponding to the mine according to the counting result;
the communication and acquisition integrated terminal comprises a terminal body and at least one sensor in wireless connection with the terminal body;
the sensor is used for collecting environmental information of gas, dust, water immersion and water level in the mine and transmitting the environmental information into the optical cable through the terminal body;
the optical cable modulates the transmitted environmental information into a second physical state quantity corresponding to temperature, vibration, stress, deformation, an electric field and a magnetic field, modulates the pulse light signals in the optical cable according to the second physical state quantity and a modulation strategy corresponding to the type of the physical state quantity, and transmits the modulated pulse light signals to the optical sensing communication base station.
2. The monitoring system applied to the mine shaft according to claim 1, wherein any physical point in the optical cable is used as an information loading point, when the optical cable receives stress information of the information loading point, the stress information is modulated into a corresponding first physical state quantity, and a pulsed light signal transmitted in the optical cable is modulated according to the first physical state quantity and is sent to the optical sensing communication base station.
3. The monitoring system for use in mines according to claim 2, wherein the sensor comprises at least one of a methane sensor, a carbon monoxide sensor, a wind speed sensor, a wind pressure sensor, a temperature sensor, a start and stop sensor, and a damper sensor;
the methane sensor is used for gathering methane concentration in the mine, the carbon monoxide sensor is used for gathering carbon monoxide concentration in the mine, air velocity transducer is used for gathering the amount of wind in the mine, air pressure transducer is used for gathering equipment output wind pressure in the mine, temperature sensor is used for gathering temperature in the mine, start-stop sensor is used for gathering equipment start-stop state in the mine, the air door sensor is used for gathering air door switching state in the mine.
4. The monitoring system applied to the mine as claimed in claim 1, further comprising at least one Identity (ID) card wirelessly connected with the communication and acquisition integrated terminal;
when the communication and acquisition integrated terminal detects at least one identity ID card, acquiring personnel information in the detected identity ID card and transmitting the personnel information into the optical cable;
and the optical cable modulates the pulse light signals in the optical cable according to the transmitted personnel information and transmits the modulated pulse light signals to the optical sensing communication base station.
5. The monitoring system applied to the mine shaft according to claim 4, wherein if the monitoring system applied to the mine shaft comprises a plurality of communication and acquisition integrated terminals, when at least two communication and acquisition integrated terminals detect the same identity ID card, personnel data in the same identity ID card are acquired through the at least two communication and acquisition integrated terminals, and the personnel data in the same identity ID card are used for modulating the pulse light signals in the optical cable and sending the pulse light signals to the optical sensing communication base station;
the optical sensing communication base station respectively analyzes personnel data corresponding to the at least two communication acquisition integrated terminals from the received pulse optical signals, the analyzed personnel data are used for positioning the position range information of the mine where the same identity ID card is located, and the scene indexes further comprise the position range information.
6. The monitoring system applied to the mine shaft according to claim 1, wherein the monitoring platform comprises a monitoring center and at least one optical cable monitor connected with the monitoring center, the monitoring center comprises a fault early warning module, and the optical cable monitor is respectively in communication connection with the fault early warning module and the optical sensing communication base station;
the optical cable monitor is used for receiving the scene indexes sent by the optical sensing communication base station, identifying physical coordinate information and change early warning information of a mine where the scene indexes are located, and sending the physical coordinate information and the change early warning information to the monitoring center;
and a fault early warning module in the monitoring center identifies fault point distribution information of the optical cable according to the received physical coordinate information and the change early warning information, and pushes the fault point distribution information to a corresponding health monitoring interface, wherein the scene monitoring interface comprises the health monitoring interface.
7. The monitoring system for use in a mine of claim 6, wherein the monitoring center further comprises a change tracking module coupled to the cable monitor;
and a change tracking module in the monitoring center constructs a waveform change diagram corresponding to the optical cable according to the received physical coordinate information and the change early warning information, calibrates a structural distribution diagram corresponding to the mine according to the waveform change diagram, and pushes the calibrated structural distribution diagram to a corresponding mine monitoring interface, wherein the scene monitoring interface comprises the mine monitoring interface.
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| CN202210452228.9A CN114567379B (en) | 2022-04-27 | 2022-04-27 | Monitoring system applied to mine |
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| CN202210452228.9A CN114567379B (en) | 2022-04-27 | 2022-04-27 | Monitoring system applied to mine |
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| CN114567379B true CN114567379B (en) | 2023-04-07 |
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| CN115406490A (en) * | 2022-11-02 | 2022-11-29 | 高勘(广州)技术有限公司 | Optical cable pipeline monitoring method, device, equipment and storage medium |
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| CN106059859A (en) * | 2016-06-28 | 2016-10-26 | 贝兹维仪器(苏州)有限公司 | System for monitoring drilling parameters used for drilling wellsite |
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| US6789621B2 (en) * | 2000-08-03 | 2004-09-14 | Schlumberger Technology Corporation | Intelligent well system and method |
| CN202325687U (en) * | 2011-11-15 | 2012-07-11 | 北京航天易联科技发展有限公司 | Mine safety monitoring, early-warning and positioning device based on optical fibre sensing |
| CN102523037B (en) * | 2011-11-23 | 2014-10-15 | 上海市电力公司 | Centralized monitoring and managing system for optical cable resources |
| CN102606211B (en) * | 2012-03-26 | 2014-04-09 | 武汉理工大学 | Fiber grating distributed type safety monitoring system for cable well |
| CN102890767B (en) * | 2012-08-27 | 2015-07-15 | 中国矿业大学(北京) | Underground personnel positioning system and method based on radio frequency identification technology |
| CN104343466B (en) * | 2014-10-15 | 2017-02-08 | 中国科学院合肥物质科学研究院 | All-fiber coal mine safety monitoring system |
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| CN113872691B (en) * | 2021-12-06 | 2022-02-25 | 高勘(广州)技术有限公司 | Optical cable automatic monitoring management system, method, computer equipment and storage medium |
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| CN103244188A (en) * | 2013-05-14 | 2013-08-14 | 太原科技大学 | Coal mine underground integrated monitoring and controlling system based on internet of things technology |
| CN106059859A (en) * | 2016-06-28 | 2016-10-26 | 贝兹维仪器(苏州)有限公司 | System for monitoring drilling parameters used for drilling wellsite |
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