CN108071422A - Mine explosion monitoring system based on image monitoring equipment - Google Patents
Mine explosion monitoring system based on image monitoring equipment Download PDFInfo
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- CN108071422A CN108071422A CN201810154661.8A CN201810154661A CN108071422A CN 108071422 A CN108071422 A CN 108071422A CN 201810154661 A CN201810154661 A CN 201810154661A CN 108071422 A CN108071422 A CN 108071422A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 196
- 238000004880 explosion Methods 0.000 title claims abstract description 105
- 230000007613 environmental effect Effects 0.000 claims abstract description 50
- 238000004891 communication Methods 0.000 claims description 48
- 238000003860 storage Methods 0.000 claims description 32
- 230000005856 abnormality Effects 0.000 claims description 27
- 239000007789 gas Substances 0.000 claims description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 14
- 229910052760 oxygen Inorganic materials 0.000 claims description 14
- 239000001301 oxygen Substances 0.000 claims description 14
- 238000005065 mining Methods 0.000 claims description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 230000010355 oscillation Effects 0.000 claims description 6
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 4
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 239000003245 coal Substances 0.000 abstract description 4
- 230000009429 distress Effects 0.000 abstract description 2
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- RJMUSRYZPJIFPJ-UHFFFAOYSA-N niclosamide Chemical compound OC1=CC=C(Cl)C=C1C(=O)NC1=CC=C([N+]([O-])=O)C=C1Cl RJMUSRYZPJIFPJ-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035945 sensitivity Effects 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
-
- 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
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a kind of mine explosion monitoring systems based on image monitoring equipment, the mine explosion monitoring system in underground by installing video camera and enviromental monitoring equipment, gather live video image and environmental data under mine, pass through the feature recognitions such as abnormal highlight regions brightness, area, environmental data variation in monitoring image, and bonding apparatus working condition differentiates progress explosion alarming, while datonation-inhibition fire extinguishing.The explosion monitoring system has taken into full account the characteristic feature of mine explosion, implements simply, can rapidly and accurately explode to underground coal mine and carry out automatic alarm and datonation-inhibition fire extinguishing, strive for valuable rescue and escape time for underground distress personnel.
Description
Technical field
The present invention relates to a kind of mine explosion monitoring system based on image monitoring equipment, which is related at digital picture
The fields such as reason technology, sensor technology and the communication technology.
Background technology
Coal is China's main energy sources, accounts for primary energy 70%.Coal industry is high risk industries, gas, floods, fire
The accidents such as calamity, top plate, coal dust annoying Safety of Coal Mine Production, and gas accident death toll accounts for always in China's coal-mine severe and great casualty
The 66.5% of death toll.The accidents such as gas explosion and coal-dust explosion, since wound and burn cause personnel death's number insufficient
20%, anthracemia death by suffocation number is up to more than 80%.Well shooting disaster is reported therefore, it is possible to first time
It is alert, it is the timely important leverage for carrying out emergency management and rescue, saving underground distress personnel life.At present, mining safety monitoring monitoring system
The main monitoring gas density of system, wind speed, wind direction etc., no explosion disaster auto-alarm function；Mine explosion accident manually finds,
It was found that and disposal not in time, delayed valuable escape and rescue time, caused a tremendous loss of lives.Therefore, it is quick-fried to be badly in need of mine
Fried automatic alarm system, quick, accurate automatic discovery explosion accident are simultaneously alarmed, are carried to carry out disaster disposal in time with emergency management and rescue
For technical guarantee.
The content of the invention
Present invention aims at a kind of mine explosion monitoring system based on image monitoring equipment is provided, system mainly includes
Storage server, monitor terminal, mining Ethernet, at least one video camera, at least one explosion monitoring, alarming equipment, at least one
A monitoring environmental data equipment, at least one datonation-inhibition fire-extinguishing apparatus, at least one sound-light alarm equipment；Wherein video camera, explosion
Monitoring, alarming equipment, datonation-inhibition fire-extinguishing apparatus, sound-light alarm equipment, monitoring environmental data equipment are mounted on underground, storage server
It is mounted on monitor terminal on well；Storage server is responsible for vedio data, monitoring environmental data data and explosion alarming number
According to storage forward；Explosion monitoring, alarming equipment composition mainly includes：Host, video acquisition module, communication interface modules, network
Communication module；Explosion monitoring, alarming equipment is responsible for monitoring vedio data, environmental data and camera operation state, works as monitoring
Into video image, highlight regions area, highlight regions area growth rate, highlight regions maximum brightness, highlight regions are most highlighted
Degree growth rate, highlight regions distribution characteristics, environmental data variation abnormality, camera operation meet setting condition extremely, then send out
Go out explosion alarming signal, while sound-light alarm and datonation-inhibition fire-extinguishing apparatus is controlled to carry out datonation-inhibition fire extinguishing, explosion alarming signal passes through ore deposit
Storage server and monitor terminal on well are transmitted to Ethernet；Monitor terminal is responsible for exporting warning message, and monitor terminal passes through
It accesses storage server and obtains real-time and history vedio data, environmental data.
1. the explosion monitoring system further comprises：Explosion monitoring, alarming monitoring of equipment process includes：
A. when monitoring in image that gray value is more than given threshold L1Connected pixel point number M1More than given threshold
MA, then level-one pre-warning signal is sent into level-one alert status, while performs step h；
B. when monitoring in image that gray value is more than given threshold L2Connected pixel point number M2More than given threshold
MB, then level-one pre-warning signal is sent into level-one alert status, while performs step h；Wherein L2＞ L1, MB＜ MA；
C. when monitor camera operation exception, then into fault of camera alarm condition and send fault of camera alarm
Signal, while perform step h；
D. when monitoring in image that gray value is more than given threshold L1Connected pixel point number M1More than given threshold
MC, then maximum gradation value is recorded as LT, and record M1Currency is MT, and into two level alert status and send two level early warning letter
Number, perform step f and step g；Wherein MCMeet MC＜ MA；
E. when monitoring in image that gray value is more than given threshold L3Connected pixel point number M3More than given threshold
MD, and gray value is more than L in imageHConnected pixel count out MHMeetMore than given threshold ZH, and MHAll pixels
Point is located at M3In the middle part of region, then maximum gradation value is recorded as LT, and record M3Currency is MT, and into two level alert status and
Two level pre-warning signal is sent, performs step f and step g, wherein LH＞ L3, L3＜ L1, MD＜ MB；
F. after entering two level alert status, in setting time T1It is interior, when monitoring maximum gradation value LmaxGrowth rateMore than given threshold N1, then level-one pre-warning signal is sent into level-one alert status, while performs step h；
G. after entering two level alert status, in setting time T2It is interior, when monitoring in image that gray value is more than given threshold L1
Connected pixel point number M1Growth rateMore than given threshold N2, then level-one is sent into level-one alert status
Pre-warning signal, while perform step h；
H. monitoring of environmental data variation while each step more than performing, when monitoring environmental data variation abnormality, and
System enters level-one alert status or fault of camera alarm condition, then sends explosion alarming signal.
2. the explosion monitoring system further comprises：The monitoring environmental data equipment includes temperature sensor, wind speed
Sensor, baroceptor, explosion sound sensor, vibrating sensor, oxygen concentration sensor, carbonomonoxide concentration sensor,
Gas concentration lwevel sensor, UV sensor, infrared ray sensor.
3. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes, and monitors temperature
It is more than given threshold higher than given threshold or temperature ramp-up rate.
4. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes, when monitoring wind
Speed value is more than given threshold more than given threshold or air speed value growth rate, then records current air speed value, and continues to monitor air speed value
Variation, when monitoring in setting time TFInterior air speed value rate of descent is more than given threshold.
5. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes, when monitoring gas
Pressure value is more than given threshold more than given threshold or atmospheric pressure value growth rate, then records current gas pressure value, and continues to monitor atmospheric pressure value
Variation, when monitoring in setting time TYInterior atmospheric pressure value rate of descent is more than given threshold.
6. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes monitoring to explode
Sound.
7. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes, when monitoring to shake
Dynamic range value is more than given threshold or Oscillation Amplitude value growth rate is more than given threshold, then records current vibration range value, and after
Continuous monitoring vibration range value variation, when monitoring in setting time TZInternal vibration range value rate of descent is more than given threshold.
8. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes, and monitors oxygen
It is more than given threshold that concentration value reduces speed less than given threshold or oxygen concentration.
9. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes, and monitors an oxygen
It is more than given threshold to change concentration of carbon value higher than given threshold or carbonomonoxide concentration ramp-up rate.
10. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes, and monitors dioxy
It is more than given threshold to change concentration of carbon value higher than given threshold or gas concentration lwevel ramp-up rate.
11. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes monitoring ultraviolet
Line sensor alarm.
12. the explosion monitoring system further comprises：The environmental data variation abnormality condition includes monitoring infrared
Line sensor alarm.
13. the explosion monitoring system further comprises：Camera installation locations are included at the top of underworkings, and camera lens is along lane
Road is towards working face direction.
14. the explosion monitoring system further comprises：The video camera includes high-speed camera.
Description of the drawings
Mine explosion monitoring system embodiment schematic diagrames of the Fig. 1 based on image monitoring equipment.
Fig. 2 explosion monitoring, alarming device structure schematic diagrams.
Fig. 3 image monitoring alarm flow exemplary plots.
Fig. 4 monitoring environmental data flow diagrams.
Specific embodiment
Fig. 1 is the implementation example of the mine explosion monitoring system based on image monitoring equipment, and main composition includes：
1. storage server (101) is responsible for vedio data and all ring of the storage forwarding by video camera (107) offer
The data of border data monitoring equipment acquisition, further include the explosion alarming data that explosion monitoring, alarming equipment (108) provides, for monitoring
Terminal (102), remote monitoring terminal (103) and user move equipment (104) and provide data service.
2. monitor terminal (102) is responsible for providing the display service of subsurface environment monitoring data, be carried by storage server (101)
For real-time, historical data and explosion alarming data, there is sound and light of alarm；Production management personnel can be by monitor terminal to depositing
The historical data that storage server (101) stores transfers inquiry.
3. remote monitoring terminal (103) is responsible for providing the display service of subsurface environment monitoring data, passes through linking Internet ore deposit
With ethernet access storage server (101), real-time, historical data and explosion alarming data are provided by storage server (101),
With sound and light of alarm；Telesecurity production supervision personnel can store storage server (101) by remote monitoring terminal
Historical data transfer inquiry.
4. user moves equipment (104), refer to the intelligent movable equipment for being mounted with special monitoring application program, including intelligent hand
Machine, tablet computer etc. by the mining ethernet access storage server (101) of linking Internet, are carried by storage server (101)
For real-time, historical data and explosion alarming data.
5. core switch (105), the hard core control and switching equipment of mining Ethernet are responsible for all mining ether of access
The management of the equipment of net and data exchange have routing function, connect internet.
6. ring exchanger (106), the underground switching equipment of mining Ethernet, mounted on underground, multiple ring exchangers
It is connected in a manner of looped network.
7. video camera (107) is installed in tunnel, it is responsible for the region that acquisition underworkings and working face etc. easily explode
Video image；Using the video camera with network output and analog video output function, network interface is directly connected to looped network exchange
Digital video image data is transferred to storage server (101), the connection explosion monitoring of analog video output port by machine (106)
Warning device (108).
8. monitoring, alarming equipment of exploding (108) is responsible for video image and all environment of the monitoring by video camera (107) acquisition
The data of data monitoring equipment acquisition, when data value or data variation meet alert if, then send to storage server (101)
Explosion alarming data；With wired and wireless communication function, can be set by wired or wireless communication mode with monitoring environmental data
Standby, datonation-inhibition fire-extinguishing apparatus (117) connection communication, in this example, explosion monitoring, alarming equipment are connected using wired connection mode
The RS485 interfaces of these equipment；Explosion monitoring, alarming equipment is also responsible for passing through the environmental data of reception on mining ethernet ring network
Reach storage server (101)；When monitoring explosion alarming, then audible-visual annunciator (118) sound-light alarm is controlled, and is controlled datonation-inhibition
Fire-extinguishing apparatus (117) carries out datonation-inhibition fire extinguishing.
9. temperature sensor (109) is responsible for collection site temperature data, thermal diode temperature sensor can be used,
Fibre optic temperature sensor can be used, communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
10. air velocity transducer (110), can be used mechanical air velocity transducer, Integral ultrasonic wind speed and wind can also be used
To sensor, wind speed and wind direction are obtained by the time difference for intersecting ultrasonic wave.HS-FSSB01 Integral ultrasonic wind speed can be used
Wind transducer is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
11. for monitoring tunnel differential pressure acquisition air pressure data, colliery negative pressure can be used in baroceptor (111)
Sensor is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
12. explode sound sensor (112), voice data is monitored for gathering, can be used and mainly talked about by LM393 and electret
Trigger sensitivity is adjusted to monitor explosion sound in the sound transducer of cylinder composition, when monitoring explosion sound, sends explosion sound report
Alert signal.Explode sound sensor, is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
13. vibrating sensor (113) is responsible for acquisition vibration signal, and signal is digitized, then will digitize obtained number
According to explosion monitoring, alarming equipment (108) is transmitted to, the digital 3-axis acceleration sensor BMA250 of BOSCH can be used, pass through nothing
Line communicates or wired communication interface communicates with explosion monitoring, alarming equipment (108).
14. oxygen concentration sensor (114) is responsible for oxygen concentration data in acquisition air, using digital mining oxygen
Sensor is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
15. carbonomonoxide concentration sensor (115), is responsible for acquisition CO in Air concentration data, use is digital
Mining carbon monoxide transducer is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
16. gas concentration lwevel sensor (116), is responsible for acquisition the carbon dioxide concentration in air data, use is digital
Mine carbon dioxide sensor is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
17. UV sensor (117), it is responsible for monitoring ultraviolet light, when monitoring that ultraviolet light sends report more than given threshold
Alert signal, is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
18. infrared ray sensor (118), it is responsible for monitoring infrared ray, when monitoring that infrared ray sends report more than given threshold
Alert signal, is communicated by wireless communication or wired communication interface with explosion monitoring, alarming equipment (108).
19. datonation-inhibition fire-extinguishing apparatus (119) for inhibiting to explode, prevents the caused fire that explodes, reducing explosion influences model
It encloses, can be selected to use inert gas spraying equipment, rock powder spraying equipment or watering according to the environment and material characteristics in explosive region
Sprinkling equipment is worked by explosion monitoring, alarming equipment control (108), passes through wireless communication or wired communication interface and explosion
Monitoring, alarming equipment (108) communicates.
20. audible-visual annunciator (120) for underground sound-light alarm, passes through wireless communication or wired communication interface and explosion
Monitoring, alarming equipment (108) communicates.
Example as shown in Figure 2, explosion monitoring, alarming equipment mainly form including：Core processor, graphics processor, storage
Unit, clock unit, power supply unit, usb interface unit, video acquisition module, wireless communication unit, Network Interface Unit, SD
Card interface unit.
1. core processor (201), using Broadcom BCM2837 processors, using ARM Cortex-A53 frameworks,
64 four core 1.2GHz.
2. graphics processor (202), using being Dual Core VideoCore IV GPU processors.
3. storage unit (203), using 1GB LPDD2 memories.
4. clock unit (204), using 19.2MHz crystal oscillators.
5. power supply unit (205) using AC/DC modules, inputs 100V~240VAC, exports 12VDC, supplied for equipment
Electricity.
6.USB interface units (206) support 4 USB interfaces.
7. mode video signal is switched to digital of digital video data, input connection video camera by video acquisition module (207)
(107) digital of digital video data is transferred to core processor (201) by analog video output port by USB port.Support multichannel
Video acquisition.
8. communication module (208) is responsible for RS485 communication interfaces being converted to USB communication interface, JA(junction ambient) data monitoring
Equipment, datonation-inhibition fire-extinguishing apparatus (117) and audible-visual annunciator (118), for gathering environmental data, the datonation-inhibition fire extinguishing of control and acousto-optic report
It is alert.
9. wireless communication unit (209) supports 802.11b/g/n agreements, for the environmental data with supporting wireless communication
Monitoring device carries out wireless communication.
10. Network Interface Unit (210) is responsible for the mining Ethernet of access, connection ring exchanger (106).
11.SD cards unit (211) for storage system file, library file, monitoring programme file etc., uses linux system
Management, built-in OpenCV storehouses are for video data processing, using the Micro SD cards not less than 4GB.
Image monitoring alarm flow example as shown in figure 3, including：
1. gray value is more than given threshold L in the monitoring, alarming device statistics image that (301) explodes1Connected pixel point number
Mesh M1, such as M1＞ MA(MATo set number of pixels threshold value), then (308) are performed, otherwise perform (302)；
2. gray value is more than given threshold L in the monitoring, alarming device statistics image that (302) explodes2(L2＞ L1) connection picture
The number M of vegetarian refreshments2, such as M2＞ MB(MBTo set number of pixels threshold value), then (308) are performed, otherwise perform (303)；
3. gray value is more than given threshold L in the monitoring, alarming device statistics image that (303) explodes1Connected pixel point number
Mesh M1, such as M1＞ MC(MCTo set number of pixels threshold value, MC＜ MA), then current maximum gradation value is recorded as LT, record M1Currency
For MT, perform (305), otherwise perform (304)；
4. gray value is more than given threshold L in the monitoring, alarming device statistics image that (304) explodes3(L3＜ L1) connection picture
The number M of vegetarian refreshments3And gray value is more than given threshold LH(LH＞ L3) connected pixel point number MH, such as meet
Search M3All pixels point in x and y coordinates value minimum and maximum value xmax、xmin、ymax、ymin, search MHAll pixels point in
X and y coordinates value minimum and maximum value xHmax、xHmin、yHmax、yHmin, such as meet xmax＞ xHmaxAnd xmin＜ xHminAnd ymax＞
yHmaxAnd ymin＜ yHmin, then maximum gradation value is recorded as LT, and record M3Currency is MT, perform (305), otherwise perform
(311)；
5. (305) explosion monitoring, alarming equipment enters two level alert status, and to storage server (101), monitor terminal
(102), remote monitoring terminal (103) and user move equipment (104) and send two level pre-warning signal；
6. (306) the time T after monitoring, alarming monitoring of equipment that explodes is into two level alert status1It is interior, maximum gray scale
Value LmaxGrowth rateMore than given threshold N1, then (308) are performed, otherwise perform (307)；
7. (307) the time T after monitoring, alarming monitoring of equipment that explodes is into two level alert status2It is interior to monitor
In setting time, gray value is more than given threshold L in image1Connected pixel point number M1Growth rateIt is more than
Given threshold N2, then (308) are performed, otherwise perform (311)；
8. (308) explosion monitoring, alarming equipment enters level-one alert status, and to storage server (101), monitor terminal
(102), remote monitoring terminal (103) and user move equipment (104) and send level-one pre-warning signal；
9. monitoring, alarming equipment of (309) exploding monitoring of environmental data variation simultaneously, when monitoring environmental data variation abnormality,
(310) are then performed, otherwise return to (301)；
10. monitoring, alarming equipment of (310) exploding is to storage server (101), monitor terminal (102), remote monitoring terminal
(103) and user moves equipment (104) and sends explosion alarming, and explosion monitoring, alarming equipment controls audible-visual annunciator (120) simultaneously
Sound-light alarm, and datonation-inhibition fire-extinguishing apparatus (119) is controlled to carry out datonation-inhibition fire extinguishing；
11. monitoring, alarming monitoring of equipment image capture device working condition of (311) exploding, when monitoring image capture device
It can not communicate, then perform (312), otherwise return to (301)；
12. (312) explosion monitoring, alarming equipment enters image capture device fault-alarming state, and to storage server
(101), monitor terminal (102), remote monitoring terminal (103) and user move equipment (104) and send image capture device failure
Alarm signal, and perform (309).
Fig. 4 is monitoring environmental data flow diagram, this monitoring process is run simultaneously with image monitoring.
1. (401) temperature data that explosion monitoring, alarming equipment is uploaded by communication sub-station collecting temperature sensor (109),
It is more than given threshold when monitoring temperature higher than given threshold or temperature ramp-up rate, then performs (411), otherwise performs (402)；
2. monitoring, alarming equipment of (402) exploding gathers the air speed data of air velocity transducer (110) upload by communication sub-station,
Monitor air speed value whether be more than given threshold, and periodic monitor air speed value change, when monitor air speed value be more than given threshold or
Air speed value growth rate is more than given threshold, then records current air speed value and monitor air speed value change rate for poll, when in poll
It monitors in setting time TFInterior air speed value rate of descent is more than given threshold, then performs (411), otherwise performs (403)；
3. monitoring, alarming equipment of (403) exploding gathers the barometric information of baroceptor (111) upload by communication sub-station,
Monitor atmospheric pressure value whether be more than given threshold, and periodic monitor atmospheric pressure value change, when monitor atmospheric pressure value be more than given threshold or
Atmospheric pressure value growth rate is more than given threshold, then records current gas pressure value and monitor atmospheric pressure value change rate for poll, when in poll
It monitors in setting time TYInterior atmospheric pressure value rate of descent is more than given threshold, then performs (411), otherwise performs (404)；
4. monitoring, alarming equipment of (404) exploding gathers the data of explosion sound sensor (112) by communication sub-station, work as reception
To explosion sound alarm signal, then (411) are performed, otherwise perform (405)；
5. monitoring, alarming equipment of (405) exploding gathers the vibration data of vibrating sensor (113) upload by communication sub-station,
Monitoring vibration amplitude whether be more than given threshold, and periodic monitor Oscillation Amplitude change, when monitor Oscillation Amplitude be more than setting
Threshold value or Oscillation Amplitude growth rate are more than given threshold, then record current vibration range value for poll monitoring vibration range value
Change rate, when being monitored in poll in setting time TZInternal vibration range value rate of descent is more than given threshold, then performs
(411), (406) otherwise are performed；
6. monitoring, alarming equipment of (406) exploding gathers the oxygen of oxygen concentration sensor (114) upload by communication sub-station
Concentration data is more than given threshold when monitoring that oxygen concentration reduces speed less than given threshold or oxygen concentration, then performs
(411), (407) otherwise are performed；
7. monitoring, alarming equipment of (407) exploding gathers what carbonomonoxide concentration sensor (115) uploaded by communication sub-station
Carbonomonoxide concentration data are more than to set when monitoring carbonomonoxide concentration higher than given threshold or carbonomonoxide concentration ramp-up rate
Determine threshold value, then perform (411), otherwise perform (408)；
8. monitoring, alarming equipment of (408) exploding gathers what gas concentration lwevel sensor (116) uploaded by communication sub-station
Dense carbon dioxide degrees of data is more than to set when monitoring gas concentration lwevel higher than given threshold or gas concentration lwevel ramp-up rate
Determine threshold value, then perform (411), otherwise perform (409)；
9. monitoring, alarming equipment of (409) exploding gathers the data of UV sensor (117) upload by communication sub-station, when
UV sensor alarm signal is received, then performs (411), otherwise performs (410)；
10. monitoring, alarming equipment of (410) exploding gathers the data of infrared ray sensor (117) upload by communication sub-station,
When receiving infrared ray sensor alarm signal, then (411) are performed, otherwise return to (401)；
11. (411) carry out environmental data variation abnormality mark；
12. (412) explode monitoring, alarming equipment while monitoring image data, when environmental data variation abnormality marks and enters
Level-one early warning or image capture device fault-alarming state exist simultaneously, then perform (413), otherwise return to (401)；
13. monitoring, alarming equipment of (413) exploding is to storage server (101), monitor terminal (102), remote monitoring terminal
(103) and user moves equipment (104) and sends explosion alarming, and explosion monitoring, alarming equipment controls audible-visual annunciator (120) simultaneously
Sound-light alarm, and datonation-inhibition fire-extinguishing apparatus (119) is controlled to carry out datonation-inhibition fire extinguishing.
Claims (15)
1. the mine explosion monitoring system based on image monitoring equipment, it is characterised in that：System mainly includes storage server, prison
Control terminal, mining Ethernet, at least one video camera, at least one explosion monitoring, alarming equipment, at least one environmental data prison
Measurement equipment, at least one datonation-inhibition fire-extinguishing apparatus, at least one sound-light alarm equipment；Wherein video camera, explosion monitoring, alarming equipment,
Datonation-inhibition fire-extinguishing apparatus, sound-light alarm equipment, monitoring environmental data equipment are mounted on underground, storage server and monitor terminal installation
On well；Storage server is responsible for the storage forwarding of vedio data, monitoring environmental data data and explosion alarming data；It is quick-fried
Fried monitoring, alarming equipment composition mainly includes：Host, video acquisition module, communication interface modules, network communication module；Explosion prison
Warning device is surveyed to be responsible for monitoring vedio data, environmental data and camera operation state, it is high in video image when monitoring
Bright area area, highlight regions area growth rate, highlight regions maximum brightness, highlight regions maximum brightness growth rate, height
Bright area distribution characteristics, environmental data variation abnormality, camera operation meet setting condition extremely, then send explosion alarming letter
Number, while sound-light alarm and datonation-inhibition fire-extinguishing apparatus is controlled to carry out datonation-inhibition fire extinguishing, explosion alarming signal is transmitted by mining Ethernet
Storage server and monitor terminal on to well；Monitor terminal is responsible for exporting warning message, and monitor terminal is by accessing storage service
Device obtains real-time and history vedio data, environmental data.
2. explosion monitoring system as described in claim 1, it is characterised in that：Explosion monitoring, alarming monitoring of equipment process includes：
A. when monitoring in image that gray value is more than given threshold L1Connected pixel point number M1More than given threshold MA, then
Level-one pre-warning signal is sent into level-one alert status, while performs step h；
B. when monitoring in image that gray value is more than given threshold L2Connected pixel point number M2More than given threshold MB, then
Level-one pre-warning signal is sent into level-one alert status, while performs step h；Wherein L2＞ L1, MB＜ MA；
C. when monitoring camera operation exception, then into fault of camera alarm condition and fault of camera alarm signal is sent
Number, while perform step h；
D. when monitoring in image that gray value is more than given threshold L1Connected pixel point number M1More than given threshold MC, then
Record maximum gradation value is LT, and record M1Currency is MT, and into two level alert status and two level pre-warning signal is sent, it holds
Row step f and step g；Wherein MCMeet MC＜ MA；
E. when monitoring in image that gray value is more than given threshold L3Connected pixel point number M3More than given threshold MD, and
Gray value is more than L in imageHConnected pixel count out MHMeetMore than given threshold ZH, and MHAll pixels point position
In M3In the middle part of region, then maximum gradation value is recorded as LT, and record M3Currency is MT, and into two level alert status and send
Two level pre-warning signal performs step f and step g, wherein LH＞ L3, L3＜ L1, MD＜ MB；
F. after entering two level alert status, in setting time T1It is interior, when monitoring maximum gradation value LmaxGrowth rate
More than given threshold N1, then level-one pre-warning signal is sent into level-one alert status, while performs step h；
G. after entering two level alert status, in setting time T2It is interior, when monitoring in image that gray value is more than given threshold L1Company
The number M of logical pixel1Growth rateMore than given threshold N2, then level-one early warning is sent into level-one alert status
Signal, while perform step h；
H. monitoring of environmental data variation while each step more than performing, when monitoring environmental data variation abnormality, and system
Into level-one alert status or fault of camera alarm condition, then explosion alarming signal is sent.
3. explosion monitoring system as described in claim 1, it is characterised in that：The monitoring environmental data equipment includes temperature sensing
Device, air velocity transducer, baroceptor, explosion sound sensor, vibrating sensor, oxygen concentration sensor, carbonomonoxide concentration
Sensor, gas concentration lwevel sensor, UV sensor, infrared ray sensor.
4. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes, prison
It is more than given threshold that temperature, which is measured, higher than given threshold or temperature ramp-up rate.
5. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes, when
Monitor that air speed value more than given threshold, then records current air speed value, and continue to supervise more than given threshold or air speed value growth rate
Air speed value variation is surveyed, when monitoring in setting time TFInterior air speed value rate of descent is more than given threshold.
6. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes, when
Monitor that atmospheric pressure value more than given threshold, then records current gas pressure value, and continue to supervise more than given threshold or atmospheric pressure value growth rate
Atmospheric pressure value variation is surveyed, when monitoring in setting time TYInterior atmospheric pressure value rate of descent is more than given threshold.
7. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes monitoring
To explosion sound.
8. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes, when
Monitor that Oscillation Amplitude value more than given threshold, then records current vibration width more than given threshold or Oscillation Amplitude value growth rate
Angle value, and continue the variation of monitoring vibration range value, when monitoring in setting time TZInternal vibration range value rate of descent is more than setting
Threshold value.
9. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes, prison
It is more than given threshold to measure oxygen density value and reduce speed less than given threshold or oxygen concentration.
10. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes, prison
It is more than given threshold that carbonomonoxide concentration value, which is measured, higher than given threshold or carbonomonoxide concentration ramp-up rate.
11. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes, prison
It is more than given threshold that carbon dioxide concentration value, which is measured, higher than given threshold or gas concentration lwevel ramp-up rate.
12. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes prison
Measure UV sensor alarm.
13. explosion monitoring system as described in claim 1, it is characterised in that：The environmental data variation abnormality condition includes prison
Measure infrared ray sensor alarm.
14. explosion monitoring system as described in claim 1, it is characterised in that：Camera installation locations are included at the top of underworkings,
Camera lens is along tunnel towards working face direction.
15. explosion monitoring system as described in claim 1, it is characterised in that：The video camera includes high-speed camera.
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