CN105840239A - Real-time active detecting and passive monitoring integrated system and method for hidden disasters of mine - Google Patents
Real-time active detecting and passive monitoring integrated system and method for hidden disasters of mine Download PDFInfo
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- CN105840239A CN105840239A CN201610207904.0A CN201610207904A CN105840239A CN 105840239 A CN105840239 A CN 105840239A CN 201610207904 A CN201610207904 A CN 201610207904A CN 105840239 A CN105840239 A CN 105840239A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004891 communication Methods 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 239000003245 coal Substances 0.000 claims abstract description 13
- 239000011435 rock Substances 0.000 claims abstract description 13
- 230000004927 fusion Effects 0.000 claims abstract description 10
- 230000010429 evolutionary process Effects 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 238000011156 evaluation Methods 0.000 claims abstract description 5
- 230000005684 electric field Effects 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 26
- 238000010291 electrical method Methods 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 9
- 230000010354 integration Effects 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 238000012502 risk assessment Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 230000007774 longterm Effects 0.000 claims description 3
- 238000013139 quantization Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 238000013316 zoning Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000008569 process Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
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- Mining & Mineral Resources (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a real-time active detecting and passive monitoring integrated system and method for hidden disasters of a mine, and belongs to hidden disaster monitoring systems and methods for mines. The system mainly comprises electrodes, electrode treatment controllers, an electrical prospecting apparatus main unit/communication substation, a ring network and a monitoring center. The system performs electrical prospecting active detection regularly, one electrode treatment controller is taken as source emission current through the corresponding electrode, an active electric field is formed in coal and rock mass, the other electrode treatment controllers receive active voltage signals synchronously through the corresponding electrodes, and active emission is performed sequentially one by one; passive potential signal monitoring of the coal and rock mass is performed at other time. An evolutionary process of the hidden disasters of the mine is reflected through coupling of results obtained through active electrical prospecting detection and passive potential monitoring, and meanwhile, real-time risk detection and evaluation of a dynamic disaster region and real-time fusion early-warning of risks before disasters are realized. The system and the method can reflect the evolution information of an internal structure of the coal and rock mass in real time more comprehensively, the anti-interference capability is high, and the early warning accuracy is high.
Description
Technical field
The present invention relates to a kind of hidden disaster monitoring system in mine and method, particularly a kind of mine real-time active probe of hidden disaster
With passive monitoring integration system and method.
Background technology
Along with being continuously increased of the mining degree of depth, crustal stress, gentle gas pressure etc. more and more higher, mine mining influence is also
The most more and more significant, the hidden disaster such as bump, rock burst, coal and gas prominent, gushing water and breeding fire have regionality,
Process Character, sudden and great risk, increasing on mine safety and the impact efficiently produced.
The most traditional hidden disaster area detection method mainly has probing method and geophysical exploration.Coal petrography is simply moved by probing method
" point is evaluated " in the potential region of power disaster or finite region engineering sounding.Electrical method is existing deep as one of geophysical exploration means
The research entered, is widely used in the field such as geological prospecting, physical prospecting.The method mainly by applying direct current or exchange to tested region
Electromagnetic field, be used for detecting geological structure, geologic anomaly, mine worked-out section, mineral reserve compose deposit, current etc., it is possible to short time test district
The natural potential field change of territory coal and rock.Geophysical exploration is presently mainly disposable detection.Active probe lack real-time and
Seriality, it is impossible to the Space Time realizing Coal-body Structure in district, physico mechanical characteristic and process develops and evaluates continuously, it is impossible to reflection
The new deathtrap that affected by moving or various factors coupling etc. is formed, be not also applied to hidden disasters danger faces calamity real-time early warning.
Along with coal rock dynamic disaster and geophysics means research are deepened continuously, it is proposed that multiple Geophysical Disaster danger is supervised
Survey method for early warning, including acoustic-emission, rock noise method, micro-seismic method and electromagnetic radiation method etc..Current is tied by electrokinetic potential/electromagnetic monitoring
Really be mainly used in the hidden disaster in mine faces calamity real-time early warning, is not also applied to region danger monitoring and evaluation, and faces calamity danger
The accuracy rate that danger time early warning and area of space determine needs to be improved further.
It addition, gas control and the Disaster Prevention Measures etc. such as current waterpower lack effective overall process, total space detection and evaluation side
Method.
Summary of the invention
Technical problem: it is an object of the invention to for mine hidden Law of Disastor Evolution process, it is provided that the hidden disaster in a kind of mine is led in real time
Dynamic detection and passive monitoring integration system and method, it is achieved regularly electrical method active probe, electric potential signal is passively monitored At All Other Times；
Realize dynamic disaster risk assessment and real time fusion early warning.
The object of the present invention is achieved like this: this mine real-time active probe of hidden disaster includes integral system with passive monitoring
With merge method for early warning,
Integral system includes: Surveillance center, looped network, electrical prospecting apparatus host communication substation, measure substation, Electrode treatment controller,
Electrode, public negative electrode and line synchro；Each electrode connects Electrode treatment controller, after the series connection of multiple Electrode treatment controllers
Being connected with electrical prospecting apparatus host communication substation by measuring substation, the outfan of electrical prospecting apparatus host communication substation is connected with Surveillance center；
Connect between Electrode treatment controller and be connected with a measurement substation after having line synchro, multiple Electrode treatment controllers to be connected in series,
Measure substation to be controlled by electrical prospecting apparatus host communication substation；Electrical prospecting apparatus host communication substation includes electrical prospecting apparatus main frame and communication substation；Electricity
Method instrument main frame is connected with Surveillance center by looped network, and electrical prospecting apparatus main frame is controlled by Surveillance center, electrical prospecting apparatus main frame and electrode and
Public negative electrode connects, and electrode, both separately as source emission current, forms active electric-field, simultaneously also as individually in coal and rock
Synchronize to receive active voltage or passive electric potential signal.
Described electrode arranges n at a tunnel intermediate reach, or at stope upper and lower crossheading intermediate reach cloth altogether
Put n.
Merge method for early warning: obtain mine hidden disaster by electrical method active probe with the passive monitoring result of current potential based on said system
Evolutionary process, carry out dynamic disaster risk assessment and real time fusion early warning, step is as follows:
(1) n electrode is arranged at stope upper and lower crossheading intermediate reach；
(2) by monitoring center's control, active probe is periodically carried out, when i-th=j Electrode treatment controller is launched, other electrodes
Processing controller i ≠ j, synchronizes to receive voltage signal by electrode, and i represents the electrode controller of emission current, j=1,2,3 ...
N electrode controller label；Other times, all electrodes carry out passive potential monitoring, and processing controller receives coal by electrode
The electric potential signal of rock mass own；(3) the voltage cloud atlas that active probe obtained, resistivity cloud atlas with passively monitor the current potential cloud obtained
Figure carries out coupling and forms region cloud atlas, and the abnormal area meeting corresponding hidden disaster Regional Characteristics is judged to have region danger；
The variation tendency of region cloud atlas reacts the evolutionary process of hidden disaster, exceedes given marginal value or meets given Long-term change trend spy
Being judged to when levying have and face calamity danger, corresponding region is for facing calamity deathtrap.
Described step (3) uses the electrical method active and passive region carrying out constant duration detection to carry out advanced warning grade quantization；Institute
The region cloud atlas that the active and passive detection of constant duration electrical method stated obtains, by the rate of change λ of potential anomalies region areasAs facing
Dividing value 1, when surveying adjacent 2 current potential cloud atlas abnormal area area change rate ηs>λsTime, system carries out one-level early warning；By current potential
Certain period of time inner potential change rate signal λ during passive monitoringtAs marginal value 2, when actual measurement current potential passively monitors change rate signal
ηt>λtTime, system carries out one-level early warning the most surely；η is met when simultaneouslys>λsAnd ηt>λtTime, system carries out two level fusion early warning.
Described λs、λtMultiple marginal value, zoning danger classes are set, it is achieved disaster hidden to potential mine multistage
Merge hazard assessment.
Beneficial effect and advantage: owing to have employed such scheme, overcome the deficiencies in the prior art.The present invention provides one
Planting the method that copolar spy (prison) is surveyed and distributed spy (prison) is surveyed that is capable of, wherein, timing carries out electrical method active probe, its
Its time carries out electric potential signal and passively monitors.Based on system electrical method active probe and the hidden calamity in current potential passive monitoring result research mine
The evolutionary process of evil, it is achieved dynamic disaster risk assessment and real time fusion early warning.
Active probe monitors hidden disaster with passive in real time, it is achieved hidden disaster regional prediction real time implementation, regional prediction and local prison
Survey early warning collaborative, it is achieved the detection real-time, effective of region measure and evaluation, improve the utilization rate of geophysical information, significantly
Improve regional prediction and the reliability of area monitoring's early warning and accuracy rate.
Accompanying drawing explanation
Fig. 1 is the mine of the present invention real-time active probe of hidden disaster and passive monitoring integration system structure schematic diagram.
Fig. 2 is the schematic flow sheet that method for early warning is merged in the mine of the present invention real-time active probe of hidden disaster and passive monitoring.
Fig. 3 is that schematic diagram is arranged in the real-time active probe of hidden disaster lane double with passive monitoring integration system in mine of the present invention.
In figure, 1, Surveillance center；2, looped network；3, electrical prospecting apparatus main frame/communication substation；4, substation is measured；5, Electrode treatment/
Controller；6, electrode；7, public negative electrode；8, line synchro.
Detailed description of the invention
This mine real-time active probe of hidden disaster includes integral system with passive monitoring and merges method for early warning,
Integral system includes: Surveillance center 1, looped network 2, electrical prospecting apparatus host communication substation 3, measurement substation 4, Electrode treatment
Controller 5, electrode 6, public negative electrode 7 and line synchro 8；Each electrode 6 connects Electrode treatment controller 5, Duo Ge electricity
It is connected with electrical prospecting apparatus host communication substation 3 by measurement substation 4 after pole processing controller 5 series connection, electrical prospecting apparatus host communication substation
The outfan of 3 is connected with Surveillance center 1；Connect between Electrode treatment controller 5 and have line synchro 8, multiple Electrode treatment controllers
5 be connected in series after with one measure substation 4 be connected, measurement substation 4 controlled by electrical prospecting apparatus host communication substation 3；Electrical prospecting apparatus master
Machine communication substation 3 includes electrical prospecting apparatus main frame and communication substation；Electrical prospecting apparatus main frame is connected with Surveillance center 1, in monitoring by looped network
Electrical prospecting apparatus main frame is controlled by the heart 1, and electrical prospecting apparatus main frame is connected with electrode 6 and public negative electrode 7, electrode 6 both separately as
Source emission current, forms active electric-field, simultaneously also as individually synchronizing to receive active voltage or passive electric potential signal in coal and rock.
Described electrode 6 arranges n at a tunnel intermediate reach, or at stope upper and lower crossheading intermediate reach altogether
Arrange n.
Merge method for early warning: obtain mine hidden disaster by electrical method active probe with the passive monitoring result of current potential based on said system
Evolutionary process, carry out dynamic disaster risk assessment and real time fusion early warning, step is as follows:
(1) n electrode is arranged at stope upper and lower crossheading intermediate reach；
(2) by monitoring center's control, active probe is periodically carried out, when i-th=j Electrode treatment controller is launched, other electrodes
Processing controller i ≠ j, synchronizes to receive voltage signal by electrode, and i represents the electrode controller of emission current, j=1,2,3 ...
N electrode controller label；Other times, all electrodes carry out passive potential monitoring, and processing controller receives coal by electrode
The electric potential signal of rock mass own；(3) the voltage cloud atlas that active probe obtained, resistivity cloud atlas with passively monitor the current potential cloud obtained
Figure carries out coupling and forms region cloud atlas, and the abnormal area meeting corresponding hidden disaster Regional Characteristics is judged to have region danger；
The variation tendency of region cloud atlas reacts the evolutionary process of hidden disaster, exceedes given marginal value or meets given Long-term change trend spy
Being judged to when levying have and face calamity danger, corresponding region is for facing calamity deathtrap.
Described step (3) uses the electrical method active and passive region carrying out constant duration detection to carry out advanced warning grade quantization；Institute
The region cloud atlas that the active and passive detection of constant duration electrical method stated obtains, by the rate of change λ of potential anomalies region areasAs facing
Dividing value 1, when surveying adjacent 2 current potential cloud atlas abnormal area area change rate ηs>λsTime, system carries out one-level early warning；By current potential
Certain period of time inner potential change rate signal λ during passive monitoringtAs marginal value 2, when actual measurement current potential passively monitors change rate signal
ηt>λtTime, system carries out one-level early warning the most surely；η is met when simultaneouslys>λsAnd ηt>λtTime, system carries out two level fusion early warning.
Described λs、λtMultiple marginal value, zoning danger classes are set, it is achieved disaster hidden to potential mine multistage
Merge hazard assessment.
Claims (5)
1. the mine real-time active probe of hidden disaster and passive monitoring integration system, it is characterised in that: integral system bag
Include: Surveillance center, looped network, electrical prospecting apparatus host communication substation, measurement substation, Electrode treatment controller, electrode, public negative electricity
Pole and line synchro；Each electrode connects an Electrode treatment controller, after the series connection of multiple Electrode treatment controllers by measure substation with
Electrical prospecting apparatus host communication substation connects, and the outfan of electrical prospecting apparatus host communication substation is connected with Surveillance center；Electrode treatment controller
Between connect have line synchro, multiple Electrode treatment controllers be connected in series after with one measure substation be connected, measurement substation by electrical method
Instrument host communication substation controls；Electrical prospecting apparatus host communication substation includes electrical prospecting apparatus main frame and communication substation；Electrical prospecting apparatus main frame passes through ring
Net is connected with Surveillance center, and electrical prospecting apparatus main frame is controlled by Surveillance center, and electrical prospecting apparatus main frame is connected with electrode and public negative electrode,
Electrode, both separately as source emission current, forms active electric-field, simultaneously also as individually synchronizing to receive active voltage in coal and rock
Or passive electric potential signal.
2. according to using the mine real-time active probe of hidden disaster described in claim 1 and passive monitoring integration system, described
Electrode arranges n at a tunnel intermediate reach, or arranges n altogether at stope upper and lower crossheading intermediate reach.
3. the mine real-time active probe of hidden disaster described in claim 1 and the method for passive monitoring integration system, its feature
It is: merge method for early warning: obtain mine hidden calamity by electrical method active probe with the passive monitoring result of current potential based on said system
The evolutionary process of evil, carries out dynamic disaster risk assessment and real time fusion early warning, and step is as follows:
(1) n electrode is arranged at stope upper and lower crossheading intermediate reach；
(2) by monitoring center's control, periodically carrying out active probe, as i-th=j, Electrode treatment controller is launched, other electrodes
Processing controller i ≠ j, synchronizes to receive voltage signal by electrode, and in formula, i represents the electrode controller of emission current, j=1,2,3 ...
N electrode controller label；Other times, all electrodes carry out passive potential monitoring, and processing controller receives coal by electrode
The electric potential signal of rock mass own；
(3) the voltage cloud atlas that active probe obtained, resistivity cloud atlas with passively monitor the current potential cloud atlas obtained and carry out coupling formation
Region cloud atlas, the abnormal area meeting corresponding hidden disaster Regional Characteristics is judged to have region danger；The change of region cloud atlas
Change trend reacts the evolutionary process of hidden disaster, is judged to have when exceeding given marginal value or meet given Long-term change trend feature
Facing calamity dangerous, corresponding region is for facing calamity deathtrap.
The mine the most according to claim 3 real-time active probe of hidden disaster and passive monitoring method, it is characterised in that: institute
The step (3) stated uses the electrical method active and passive region carrying out constant duration detection to carry out advanced warning grade quantization；Described etc.
The region cloud atlas that the active and passive detection of time interval electrical method obtains, by the rate of change λ of potential anomalies region areasAs marginal value 1,
When surveying adjacent 2 current potential cloud atlas abnormal area area change rate ηs>λsTime, system carries out one-level early warning；Current potential is passively supervised
Certain period of time inner potential change rate signal λ during surveytAs marginal value 2, when actual measurement current potential passively monitors change rate signal ηt>λt
Time, system carries out one-level early warning the most surely；η is met when simultaneouslys>λsAnd ηt>λtTime, system carries out two level fusion early warning.
The mine the most according to claim 4 real-time active probe of hidden disaster and passive monitoring method, it is characterised in that: institute
The λ stateds、λtMultiple marginal value, zoning danger classes are set, it is achieved the multi-level fusion danger of disaster hidden to potential mine
Dangerous evaluation.
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Cited By (11)
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| CN106321149A (en) * | 2016-09-06 | 2017-01-11 | 北京科技大学 | Mine classical dynamic disaster electromagnetic radiation and vibration coupling monitoring and early warning method |
| CN106437854A (en) * | 2016-10-08 | 2017-02-22 | 中国矿业大学 | Distributed coal and rock dynamic disaster sound and electricity synchronous monitoring system and method |
| CN106483565A (en) * | 2016-11-04 | 2017-03-08 | 珠海国勘仪器有限公司 | A kind of resistivity method geological disaster real-time monitoring device based on 4G network |
| CN106761931A (en) * | 2016-12-12 | 2017-05-31 | 中国矿业大学 | Coal rock dynamic disaster acoustic-electric gas real-time automatic monitoring system and method |
| CN110671153A (en) * | 2019-09-23 | 2020-01-10 | 山东大学 | Monitoring and early warning system for water inrush disaster of tunnel and underground engineering |
| CN110989018A (en) * | 2019-12-17 | 2020-04-10 | 山东科技大学 | Goaf fire source position detection system and detection method based on natural potential method |
| CN111123365A (en) * | 2019-12-17 | 2020-05-08 | 山西石泉煤业有限责任公司 | Goaf lagging water inrush early warning system based on natural potential method and application method thereof |
| CN111208555A (en) * | 2020-01-14 | 2020-05-29 | 山东科技大学 | Active and passive detection and positioning method for underground coal fire danger sound waves |
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| CN106321149B (en) * | 2016-09-06 | 2018-03-30 | 北京科技大学 | Mine typical power disaster electroshock coupled inferring method for early warning |
| CN106321149A (en) * | 2016-09-06 | 2017-01-11 | 北京科技大学 | Mine classical dynamic disaster electromagnetic radiation and vibration coupling monitoring and early warning method |
| CN106437854A (en) * | 2016-10-08 | 2017-02-22 | 中国矿业大学 | Distributed coal and rock dynamic disaster sound and electricity synchronous monitoring system and method |
| CN106437854B (en) * | 2016-10-08 | 2019-02-22 | 中国矿业大学 | Distributed coal rock dynamic disaster acoustic-electric synchronous monitoring system and method |
| CN106483565A (en) * | 2016-11-04 | 2017-03-08 | 珠海国勘仪器有限公司 | A kind of resistivity method geological disaster real-time monitoring device based on 4G network |
| CN106761931A (en) * | 2016-12-12 | 2017-05-31 | 中国矿业大学 | Coal rock dynamic disaster acoustic-electric gas real-time automatic monitoring system and method |
| CN110671153A (en) * | 2019-09-23 | 2020-01-10 | 山东大学 | Monitoring and early warning system for water inrush disaster of tunnel and underground engineering |
| CN112083505A (en) * | 2019-12-04 | 2020-12-15 | 安徽省勘查技术院(安徽省地质矿产勘查局能源勘查中心) | Comprehensive physical well logging method and system based on induced emission system |
| CN112083505B (en) * | 2019-12-04 | 2024-02-23 | 安徽省勘查技术院(安徽省地质矿产勘查局能源勘查中心) | Comprehensive physical logging method and system based on laser emission system |
| CN111123365A (en) * | 2019-12-17 | 2020-05-08 | 山西石泉煤业有限责任公司 | Goaf lagging water inrush early warning system based on natural potential method and application method thereof |
| CN111123365B (en) * | 2019-12-17 | 2021-04-16 | 山西石泉煤业有限责任公司 | Goaf lagging water inrush early warning system based on natural potential method and application method thereof |
| CN110989018A (en) * | 2019-12-17 | 2020-04-10 | 山东科技大学 | Goaf fire source position detection system and detection method based on natural potential method |
| CN111208555A (en) * | 2020-01-14 | 2020-05-29 | 山东科技大学 | Active and passive detection and positioning method for underground coal fire danger sound waves |
| CN111208555B (en) * | 2020-01-14 | 2023-03-14 | 山东科技大学 | Active and passive detection and positioning method for underground coal fire danger sound waves |
| CN112031872A (en) * | 2020-07-15 | 2020-12-04 | 中煤科工开采研究院有限公司 | Rock burst holographic early warning method and device, storage medium and computing equipment |
| CN112031872B (en) * | 2020-07-15 | 2022-12-27 | 中煤科工开采研究院有限公司 | Rock burst holographic early warning method and device, storage medium and computing equipment |
| CN114542186A (en) * | 2022-03-31 | 2022-05-27 | 中国矿业大学 | Deep roadway support health monitoring method based on active and passive seismic electromagnetic fields |
| CN114542186B (en) * | 2022-03-31 | 2022-12-02 | 中国矿业大学 | Deep roadway support health monitoring method based on active and passive seismic electromagnetic fields |
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