CN108131165A - A kind of underground coal mine complex automatic system - Google Patents
A kind of underground coal mine complex automatic system Download PDFInfo
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- CN108131165A CN108131165A CN201810031337.7A CN201810031337A CN108131165A CN 108131165 A CN108131165 A CN 108131165A CN 201810031337 A CN201810031337 A CN 201810031337A CN 108131165 A CN108131165 A CN 108131165A
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- 239000003245 coal Substances 0.000 title claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000012806 monitoring device Methods 0.000 claims abstract description 10
- 238000009423 ventilation Methods 0.000 claims abstract description 8
- 230000002265 prevention Effects 0.000 claims abstract description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 3
- 238000012544 monitoring process Methods 0.000 claims description 29
- 238000004458 analytical method Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 6
- 238000010183 spectrum analysis Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 6
- 230000009897 systematic effect Effects 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000007619 statistical method Methods 0.000 claims description 3
- 230000008447 perception Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000012545 processing Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229960004424 carbon dioxide Drugs 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
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Abstract
The present invention relates to mine automation technical field more particularly to a kind of underground coal mine complex automatic systems.The underground coal mine complex automatic system includes scene equipment level,The scene equipment level includes passing monitoring device,Transmission device,Winning equipment,Transporting equipment,Lighting apparatus,Ventilation equipment,Temperature control device,Wet control equipment,The monitoring device includes fire prevention gas indicator,Carbon monoxide monitors,Roof pressure monitor,Ultrasonic liquid level sensor and throw-in type liquid level sensor,The motor current sensor and motor rotor temperature sensor being connect with motor,The water pump bearing temperature sensor and water pump discharge pressure sensor being connect with water pump,The flow sensor being connect with drainpipe,The valve opening sensor and vacuum transducer being connect with solenoid valve and electric gate valve,The present invention can greatly improve mine safety production level and production safety management efficiency,It is the effective way for improving production efficiency and preventing mine safety accidents.
Description
Technical field
The present invention relates to mine automation technical field more particularly to a kind of underground coal mine complex automatic systems.
Background technology
Coal has national economy and social development in irreplaceable important work as a kind of conventional fossil energy
With.Coal production is with a long history, but the safety in production of coal mine is always a global problem.Coal production is difficult to due to having
Progress field management, working face constantly changes and the cause specifics such as underground water and coal seam complex distribution, objectively causes coal
The many difficulties of ore deposit production safety management.China is big coal country, but with regard to natural conditions from the point of view of, the occurrence condition in China coal seam is general
All over undesirable, most of mine inclement condition, the prestige of the natural calamities such as gas, top plate, permeable is received to some extent
The side of body, is the objective condition that mine safety accidents is caused to take place frequently.With country's constantly carrying to coal mining enterprise's safety in production requirement
Height, Coal Mine Safety Monitoring Systems are widely used in domestic big small coal mines.Underground coal mine complex automatic system, Neng Gou great
The earth improves mine safety production level and production safety management efficiency, is to improve having for production efficiency prevention mine safety accidents
Effect approach.Traditional underground coal mine system carries out simple process, shortage pair when can only transfinite to the environmental parameter monitored
The comprehensive analysis of secure data and real-time forecast function, there are larger gaps with the current demand that safety of coal mines efficiently produces.
So providing a kind of production high efficiency and the underground coal mine complex automatic system of safety of being provided simultaneously with becomes me
To solve the problems, such as.
Invention content
To solve the problems in background technology, the present invention proposes a kind of underground coal mine complex automatic system.
To achieve these goals, present invention employs following technical solutions：
A kind of underground coal mine complex automatic system, including automated system ontology, the automated system ontology includes scene
Mechanical floor, network layer and application layer, the scene equipment level, network layer and application layer electrically connect with automated system ontology
It connects, with network layer by wireless connection, the scene equipment level includes the company of being fixed to each other for the scene equipment level and application layer
Monitoring device, transmission device, winning equipment, transporting equipment, lighting apparatus, ventilation equipment, temperature control device and the wet control equipment connect,
The monitoring device includes the fire prevention gas indicator being mutually permanently connected, carbon monoxide monitors, roof pressure monitor, surpasses
Sound liquid level sensor and throw-in type liquid level sensor, the motor current sensor being connect with motor and motor rotor temperature sensing
Device, the water pump bearing temperature sensor being connect with water pump and water pump discharge pressure sensor, the flow sensing being connect with drainpipe
Device, the valve opening sensor and vacuum transducer being connect with solenoid valve and electric gate valve；The transmission device layer is for complete
Face obtains and perceives the static data and dynamic data of downhole system, realize the monitoring of live multidate information, detection, acquisition and
Effective control of relevant device state, for the structure of the systematic difference layer and system application provide important data supporting and
Data source, the transmission device layer include basic data acquisition equipment, monitoring and detection device and live traffic processing movement
Terminal, the data of the transmission device acquisition include basic data, facility monitoring and detection data and service management data；
The network layer is located at the middle layer of the system, is the tie contacted between monitoring center and each live website, can
According to actual conditions by the way of wire communication or wireless telecommunications or both combination, pass through existing wired network or wireless network net
The data of scene equipment level are uploaded to monitoring center, while the instruction of monitoring center is issued by network, realize application layer with perceiving
Information bidirectional transmits between layer；
The application layer is located at the top of the system, the application layer can realize underground asset management, underground on-line monitoring,
Underground service management and underground Analysis of Policy Making including database and management control system, receive scene by network layer and set
The standby collected subsurface environment of layer and personal information, management control system are responsible for analyzing and processing data, while judge certainly
Dynamic control condition and alert if, if it is satisfied, then sending corresponding instruction, database to control alarm module by network layer
It is responsible for storing data；It is main to realize the management of data that is being acquired to scene equipment level and passing through network layer transport, together
When data summarization analysis is carried out based on data statistical analysis method and downhole fluid mechanics, Aerodynamics Model and depth is dug
Pick, to instruct the management of downhole system and operation maintenance, and ultimately forms the intelligent management of downhole system.
Preferably, the scene equipment level is located at the bottom of system, transmission device layer composition is further included, for obtaining comprehensively
The static data and dynamic data of downhole system are taken and perceived, realizes monitoring, detection, acquisition and the correlation of live multidate information
Effective control of equipment state provides important data supporting and data for the structure of the systematic difference layer and system application
Source.
Preferably, when the operating status of underground site mechanical floor is judged as failure in application layer, the application layer will
Parameter in normal operation model is transmitted to the scene equipment level, and the application layer presets the operating parameter threshold of scene equipment level
Value and key position threshold value；The application layer is according to the operating parameter and sensor signal in a period of time, during next section of prediction
In operating parameter and sensor signal, and by the operating parameter of the prediction and sensor signal and operating parameter threshold value and
Key position threshold value compares, and so as to generate fault pre-alarming, the operating parameter of the scene equipment level includes motor, field device
The operation of structure, transmission device, winning equipment, transporting equipment, lighting apparatus, ventilation equipment, temperature control device, wet control equipment is joined
Number, it is pre- that application layer according to operating parameter and sensor signal carries out load spectrum analysis and stress spectrum analysis, fault model, service life
Estimate, preventative maintenance analysis, audio analysis.
Preferably, the scene equipment level further includes active video monitoring unit, and the active video monitoring unit will have
The Internet of things node for having multi-media sensor is deployed at the critical positions of underground, passes through event triggering or time driving mechanism master
Discreditable behavior under dynamic monitoring well, and pass through downhole network and send data on well, actively monitoring is carried out to discreditable behavior.
Using underground coal mine complex automatic system system of the present invention, have the advantages that：（1）The present invention
Underground coal mine complex automatic system the various information of underground can be summarized, realize underground relevant information visualization,
Control integration, the efficient management mode for managing centralization change the dispersion of downhole system data information way to manage, are not
System, the way to manage that data are imperfect, inaccurate；
（2）The underground coal mine complex automatic system of the present invention by scene equipment level, in real time, accurately give birth to by acquisition downhole system
The service management data such as production, environment, and data are uploaded to monitoring center, realize monitoring center and data collection site information
It is interactive and shared, manager is made to understand the details at business scene comprehensively, in time, manager is helped to realize business procedure
Whole process, fine-grained management improve the treatment effeciency and supervision of business；
（3）The underground coal mine complex automatic system of the present invention by the combination of online monitoring data analysis method and analogue technique,
The moving law of underground equipment and environment is analyzed, promotes the early warning to production and safety accident and processing capacity；Pass through setting
Difference analysis scene analogue simulation, Added Management person identification and diagnostic system defect.
（4）The underground coal mine complex automatic system of the present invention has many characteristics, such as complete perception, reliable, intelligence, opening, will
All down-hole informations are summarized, and are carried out data transmission by wired or wireless way and interacted, the unified dimension for carrying out data
Shield, analysis, processing and application, realize the operation supervision, science early warning and United Dispatching of downhole system, finally realize downhole system
Intelligence, digital management, so as to ensure the high efficiency of downhole production and safety.
Description of the drawings
Fig. 1 is the underground coal mine complex automatic system structure diagram of the present invention；
Fig. 2 is the scene equipment level structure diagram of the present invention；
Fig. 3 is the monitoring device structure diagram of the present invention.
In reference numeral：1. automated system；2. scene equipment level；3. network layer；4. application layer；21. monitoring device；
22. transmission device；23. winning equipment；24. transporting equipment；25. lighting apparatus；26. ventilation equipment；27. temperature control device；It is 28. wet
Control equipment；211. fire prevention gas indicators；212. carbon monoxide monitors；213. roof pressure monitors；214. ultrasonic liquid level
Sensor；215. motor current sensor；216. motor rotor temperature sensors；217. water pump bearing temperature sensors；218.
Water pump discharge pressure sensor；219. flow sensor；2110. valve opening sensor；2111. vacuum transducer；2112. it throws
Enter formula liquid level sensor.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1-3, a kind of underground coal mine complex automatic system, including automated system ontology 1, automated system sheet
Body 1 includes scene equipment level 2, network layer 3 and application layer 4, and scene equipment level 2, network layer 3 and application layer 4 are and Department of Automation
System ontology 1 is electrically connected, and with network layer 3 by wireless connection, scene equipment level 2 includes phase for scene equipment level 2 and application layer 4
The monitoring device 21 that is mutually fixedly connected, transmission device 22, winning equipment 23, transporting equipment 24, lighting apparatus 25, ventilation equipment
26th, temperature control device 27 and wet control equipment 28, monitoring device 21 include the fire prevention gas indicator 211, one that is mutually permanently connected
Carbonoxide monitor 212, roof pressure monitor 213, ultrasonic liquid level sensor 214 and throw-in type liquid level sensor 2112, with
The motor current sensor 215 and motor rotor temperature sensor 216 of motor connection, the water pump bearing temperature being connect with water pump pass
Sensor 217 and water pump discharge pressure sensor 218, the flow sensor 219 being connect with drainpipe, with solenoid valve and electric gate valve
The valve opening sensor 2110 of connection and vacuum transducer 2111；22 layers of transmission device is for Overall Acquisition and perceives underground
The static data and dynamic data of system realize having for the monitoring of live multidate information, detection, acquisition and relevant device state
Effect control, important data supporting and data source, transmission device 22 are provided for the structure of systematic difference layer 4 and system application
Layer includes basic data acquisition equipment, monitoring and detection device and live traffic processing mobile terminal, what transmission device 22 acquired
Data include basic data, facility monitoring and detection data and service management data；
Network layer 3 is located at the middle layer of system, is the tie contacted between monitoring center and each live website, can be according to reality
Situation, will be existing by existing wired network or wireless network by the way of wire communication or wireless telecommunications or both combination
The data of field device layer 2 upload to monitoring center, while the instruction of monitoring center is issued, realize application layer 4 and sensing layer it
Between information bidirectional transmit；
Application layer 4 is located at the top of system, and application layer 4 can realize underground asset management, underground on-line monitoring, underground business pipe
Reason and underground Analysis of Policy Making including database and management control system, receive scene equipment level 2 by network layer 3 and acquire
The subsurface environment and personal information arrived, management control system are responsible for analyzing and processing data, while judge to automatically control item
Part and alert if, if it is satisfied, then send corresponding instruction to control alarm module by network layer 3, database is responsible for pair
Data are stored；It is main to realize management that is being acquired to scene equipment level 2 and passing through the data that network layer 3 is transmitted, while base
Data summarization analysis is carried out in data statistical analysis method and downhole fluid mechanics, Aerodynamics Model and depth is excavated, with
The management and operation maintenance of downhole system are instructed, and ultimately forms the intelligent management of downhole system.
Further, scene equipment level 2 is located at the bottom of system, 22 layers of composition of transmission device is further included, for comprehensive
The static data and dynamic data of downhole system are obtained and perceived, realizes monitoring, detection, acquisition and the phase of live multidate information
Effective control of equipment state is closed, important data supporting and data are provided for the structure of systematic difference layer 4 and system application
Source.
Further, when the operating status of underground site mechanical floor 2 is judged as failure in application layer 4, application layer 4 will
Parameter in normal operation model is transmitted to scene equipment level 2, application layer 4 preset scene equipment level 2 operating parameter threshold value and
Key position threshold value；Application layer 4 predicts the fortune in lower a period of time according to operating parameter and sensor signal in a period of time
Row parameter and sensor signal, and by the operating parameter of prediction and sensor signal and operating parameter threshold value and key position threshold value
It compares, so as to generate fault pre-alarming, the operating parameter of scene equipment level 2 includes motor, field device structure, transmission device
22nd, the operation of winning equipment 23, transporting equipment 24, lighting apparatus 25, ventilation equipment 26, temperature control device 27, wet control equipment 28 is joined
Number, it is pre- that application layer 4 according to operating parameter and sensor signal carries out load spectrum analysis and stress spectrum analysis, fault model, service life
Estimate, preventative maintenance analysis, audio analysis.
Further, scene equipment level 2 further includes active video monitoring unit, and active video monitoring unit will have more matchmakers
The Internet of things node of body sensor is deployed at the critical positions of underground, passes through event triggering or time driving mechanism actively monitoring
Underground discreditable behavior, and pass through downhole network and send data on well, actively monitoring is carried out to discreditable behavior.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of underground coal mine complex automatic system, including automating ontology（1）, which is characterized in that the automated system
Ontology（1）Including scene equipment level（2）, network layer（3）And application layer（4）, the scene equipment level（2）, network layer（3）With should
With layer（4）With automated system ontology（1）It is electrically connected, the scene equipment level（2）And application layer（4）And network layer
（3）By wireless connection, the scene equipment level（2）Including the monitoring device being mutually permanently connected（21）, transmission device（22）、
Winning equipment（23）, transporting equipment（24）, lighting apparatus（25）, ventilation equipment（26）, temperature control device（27）With wet control equipment
（28）, the monitoring device（21）Including the fire prevention gas indicator being mutually permanently connected（211）, carbon monoxide monitors
（212）, roof pressure monitor（213）, ultrasonic liquid level sensor（214）And throw-in type liquid level sensor（2112）With motor
The motor current sensor of connection（215）With motor rotor temperature sensor（216）, the water pump bearing temperature that connect with water pump passes
Sensor（217）With water pump discharge pressure sensor（218）, the flow sensor that connect with drainpipe（219）And solenoid valve and electricity
The valve opening sensor of dynamic gate valve connection（2110）And vacuum transducer（2111）；The transmission device（22）Layer is for complete
Face obtains and perceives the static data and dynamic data of downhole system, realize the monitoring of live multidate information, detection, acquisition and
Effective control of relevant device state is the systematic difference layer（4）Structure and system application important data branch is provided
Support and data source, the transmission device（22）Layer includes basic data acquisition equipment, monitoring and detection device and live traffic
Handle mobile terminal, the transmission device（22）The data of acquisition include basic data, facility monitoring and detection data and business
Manage data；
The network layer（3）It is the tie contacted between monitoring center and each live website positioned at the middle layer of the system,
Existing wired network or wireless network can be passed through according to actual conditions by the way of wire communication or wireless telecommunications or both combination
Network, by scene equipment level（2）Data upload to monitoring center, while the instruction of monitoring center is issued, realize application layer
（4）Information bidirectional transmits between sensing layer；
The application layer（4）Positioned at the top of the system, the application layer（4）Underground asset management can be achieved, underground exists
Line monitoring, underground service management and underground Analysis of Policy Making, including database and management control system, pass through network layer（3）
Receive scene equipment level（2）Collected subsurface environment and personal information, management control system are responsible for carrying out at analysis data
Reason, while judge to automatically control condition and alert if, if it is satisfied, then passing through network layer（3）It is sent to control alarm module
Corresponding instruction, database are responsible for storing data；It is main to realize to scene equipment level（2）Acquisition and pass through network layer
（3）The management of the data of transmission, while carried out based on data statistical analysis method and downhole fluid mechanics, Aerodynamics Model
Data summarization is analyzed and depth is excavated, and to instruct the management of downhole system and operation maintenance, and ultimately forms the intelligence of downhole system
Energyization manages.
A kind of 2. underground coal mine complex automatic system according to claim 1, which is characterized in that the scene equipment level
（2）Positioned at the bottom of system, transmission device is further included（22）Layer composition, for the static state of Overall Acquisition and perception downhole system
Data and dynamic data realize monitoring, detection, acquisition and the effective control of relevant device state of live multidate information, are
The systematic difference layer（4）Structure and system application important data supporting and data source are provided.
3. a kind of underground coal mine complex automatic system according to claim 1, which is characterized in that when underground site equipment
Layer（2）Operating status in application layer（4）In when being judged as failure, the application layer（4）By the parameter in normal operation model
It is transmitted to the scene equipment level（2）, the application layer（4）Default scene equipment level（2）Operating parameter threshold value and key portion
Position threshold value；The application layer（4）According to the operating parameter and sensor signal in a period of time, the fortune in lower a period of time is predicted
Row parameter and sensor signal, and by the operating parameter of the prediction and sensor signal and operating parameter threshold value and key position
Threshold value compares, so as to generate fault pre-alarming, the scene equipment level（2）Operating parameter include motor, field device structure,
Transmission device（22）, winning equipment（23）, transporting equipment（24）, lighting apparatus（25）, ventilation equipment（26）, temperature control device
（27）, wet control equipment（28）Operating parameter, application layer（4）According to operating parameter and sensor signal carry out load spectrum analysis and
Stress spectrum analysis, fault model, life prediction, preventative maintenance analysis, audio analysis.
A kind of 4. underground coal mine complex automatic system according to claim 1, which is characterized in that the scene equipment level
（2）Further include active video monitoring unit, the active video monitoring unit is by the Internet of things node with multi-media sensor
It is deployed at the critical positions of underground, by event triggering or time driving mechanism actively monitoring underground discreditable behavior, and passes through
Downhole network is sent data on well, and actively monitoring is carried out to discreditable behavior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810031337.7A CN108131165A (en) | 2018-01-12 | 2018-01-12 | A kind of underground coal mine complex automatic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810031337.7A CN108131165A (en) | 2018-01-12 | 2018-01-12 | A kind of underground coal mine complex automatic system |
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ID=62400502
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289683A (en) * | 2019-06-12 | 2019-09-27 | 上海大学 | Micro-capacitance sensor network transmission performance monitoring system and implementation method based on NB-IOT |
| CN113566876A (en) * | 2021-06-17 | 2021-10-29 | 无锡市永安电子科技有限公司 | Pipeline internal environment monitoring device and control system thereof |
| CN115016337A (en) * | 2022-05-12 | 2022-09-06 | 北京龙软科技股份有限公司 | Mine coal flow transportation system cooperative joint control method and device based on WEB three-dimension |
| CN117967405A (en) * | 2024-03-28 | 2024-05-03 | 山东金恒力建工有限公司 | Intelligent monitoring and control system based on coal mine filling |
-
2018
- 2018-01-12 CN CN201810031337.7A patent/CN108131165A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289683A (en) * | 2019-06-12 | 2019-09-27 | 上海大学 | Micro-capacitance sensor network transmission performance monitoring system and implementation method based on NB-IOT |
| CN113566876A (en) * | 2021-06-17 | 2021-10-29 | 无锡市永安电子科技有限公司 | Pipeline internal environment monitoring device and control system thereof |
| CN115016337A (en) * | 2022-05-12 | 2022-09-06 | 北京龙软科技股份有限公司 | Mine coal flow transportation system cooperative joint control method and device based on WEB three-dimension |
| CN117967405A (en) * | 2024-03-28 | 2024-05-03 | 山东金恒力建工有限公司 | Intelligent monitoring and control system based on coal mine filling |
| CN117967405B (en) * | 2024-03-28 | 2024-06-07 | 山东金恒力建工有限公司 | Intelligent monitoring and control system based on coal mine filling |
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Address after: 266400 No. 2299 West Hai Road, Huangdao District, Shandong, Qingdao Applicant after: Huaxia Tianxin intellectual property Limited by Share Ltd Address before: 266400 No. 2299 West Hai Road, Huangdao District, Shandong, Qingdao Applicant before: Qingdao Tianxin Electric Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180608 |
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| WW01 | Invention patent application withdrawn after publication |