CN109441545A - A kind of auto-control damper system and regulation method based on mine flue gas monitoring - Google Patents
A kind of auto-control damper system and regulation method based on mine flue gas monitoring Download PDFInfo
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- CN109441545A CN109441545A CN201811539893.1A CN201811539893A CN109441545A CN 109441545 A CN109441545 A CN 109441545A CN 201811539893 A CN201811539893 A CN 201811539893A CN 109441545 A CN109441545 A CN 109441545A
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- flue gas
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 122
- 239000003546 flue gas Substances 0.000 title claims abstract description 115
- 238000012544 monitoring process Methods 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title claims description 14
- 230000033228 biological regulation Effects 0.000 title description 3
- 239000000779 smoke Substances 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 239000007789 gas Substances 0.000 claims abstract description 17
- 239000000428 dust Substances 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 8
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 235000019504 cigarettes Nutrition 0.000 claims description 5
- 238000012806 monitoring device Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 claims description 2
- 238000011897 real-time detection Methods 0.000 claims description 2
- 230000007480 spreading Effects 0.000 abstract description 8
- 239000003245 coal Substances 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000034994 death Effects 0.000 description 2
- 231100000517 death Toxicity 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- COCAUCFPFHUGAA-MGNBDDOMSA-N n-[3-[(1s,7s)-5-amino-4-thia-6-azabicyclo[5.1.0]oct-5-en-7-yl]-4-fluorophenyl]-5-chloropyridine-2-carboxamide Chemical compound C=1C=C(F)C([C@@]23N=C(SCC[C@@H]2C3)N)=CC=1NC(=O)C1=CC=C(Cl)C=N1 COCAUCFPFHUGAA-MGNBDDOMSA-N 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/10—Air doors
- E21F1/12—Devices for automatically opening air doors
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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)
- Fire Alarms (AREA)
Abstract
The present invention provides a kind of auto-control damper systems based on mine flue gas monitoring, including multiple damper systems, multiple flue gas monitoring systems, control system and Transmission system；Damper system is arranged in underworkings, including air door, spray head, speech ciphering equipment and signal apparatus；Flue gas monitoring system is for detecting gas in tunnel, dust, temperature, smog and distinguished and admirable information；Control system includes signal adapter and computer；Transmission system includes transmission line and signal receiver；Flue gas monitoring system monitoring transmits a signal to control system by Transmission system to signal, and control system controls the unlatching of air door according to the signal received.Auto-control damper system of the present invention passes through real-time monitoring mine fire flue gas concentration at different locations and plume direction, to act on air door of fighting calamities and providing relief, adjust automatically air door opening degree discharges fire smoke in time, prevents flue gas from further spreading to depths.
Description
Technical field
It fights calamities and provides relief equipment technical field the invention belongs to mine, and in particular to a kind of based on the automatic of mine flue gas monitoring
Regulate and control damper system and regulation method.
Background technique
China is world's first coal power, and coal accounts for 70% or so in Chinese non-renewable energy consumption structure.Chinese work
Journey institute " national energy development strategy 2030~2050 " points out that coal ratio in energy resource structure still accounts for 50%.When quite long
In phase, coal will be irreplaceable as the leading energy of China, thus coal is the emphasis of national energy development strategy.
Mine fire is one of coal mine disaster, and fire once occurs for mine, and fire spreading is rapid, causes great property
Loss and human casualty accident.In mine fire, the main reason for causing fire incident to magnify are as follows: fire and its have
The sprawling of noxious material.Sprawling form is mainly shown as that high-temperature flue gas, toxic and harmful gas lose control in the flowing of mine air
Make irregular diffusion.Therefore, the distinguished and admirable control technology of mine fire is studied, establishes wind in mine laneway fire-prone place
Flow control system within the scope of influence of fire range capable of being made to be limited to least disadvantage after fire generation, and is personnel in the pit
Escape, which is kept away in terms of calamity provides guidance, reduction personnel in the pit's casualty rate, raising rescue possibility, highly important realistic meaning.
Traditional saving air door can only carry out air door movement by manual, induction, triggering or control device, fiery in generation
After calamity, existing saving air door can not be acted automatically (such as: automatic adjustment fire lane according to tunnel fire and smoke spread range and speed
The intake in road and the discharge amount of flue gas).Range, direction and the speed of fire and smoke spread can not be learnt in real time, thus can be right
The discharge of mine flue gas generates lag, leads to spreading in mine for flue gas, can effectively cause personnel's asphyxia injures and deaths.Therefore, base
Rescue is combated a natural disaster to coal mine in the research of the auto-control air door of fighting calamities and providing relief of mine flue gas monitoring to be of great significance.
Summary of the invention
It is a kind of based on mine cigarette technical problem to be solved by the present invention lies in view of the above shortcomings of the prior art, providing
The auto-control damper system of gas monitoring, the auto-control damper system is by real-time monitoring mine fire flue gas in different location
The concentration at place and plume direction, the air door so that effect is fought calamities and provided relief, adjust automatically air door opening degree arrange fire smoke in time
It puts, prevents flue gas from further spreading to depths.Tunnel compared with the conventional method, is mainly carried out section stroke of taking precautions against natural calamities by this method
Point, chain control layer by layer is carried out, determines the position that fire occurs, energy in time according to the data of the monitoring system monitoring of different phase
It is enough that according to the sprawling direction of flue gas and range, timely automated adjustment air door is acted, without artificially being controlled, and being capable of basis
What flue gas trend realized real-time adjust automatically air door opens or closes degree, enables poisonous and harmful fire and smoke spread range with most
Big degree is controlled, to casualties can be made to be preferably minimized after fire occurs.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: it is a kind of based on the automatic of mine flue gas monitoring
Regulate and control damper system, which is characterized in that including multiple damper systems, multiple flue gas monitoring systems, control system and Transmission system；
The damper system is arranged in underworkings, including air door, spray head, speech ciphering equipment and signal apparatus,
The spray head, speech ciphering equipment and signal apparatus are arranged on air door；
The flue gas monitoring system is for detecting gas in tunnel, dust, temperature, smog and distinguished and admirable information；
The control system includes signal adapter and computer；
The Transmission system includes transmission line and signal receiver；
The flue gas monitoring system monitoring transmits a signal to control system by Transmission system to signal, control system according to
The unlatching of the signal control air door received.
Preferably, the flue gas monitoring system is arranged in underworkings, and the flue gas monitoring system includes carbon monoxide
Sensor, firedamp sensor, dust sensor, smoke sensor device, infrared temperature sensor and wind direction and air velocity transducer.
Preferably, the flue gas monitoring system further includes Explosionproof camera.
Preferably, the damper system is mounted at the connection roadway between each main entry of mine.
Preferably, the flue gas monitoring system is separately mounted to tunnel intersection, air door etc..
In addition, the present invention also provides a kind of method of auto-control air door based on mine flue gas monitoring, this method packet
Include following steps:
S1, tunnel is divided by multiple sections according to the position of connection roadway, each section is an independent flue gas monitoring
And discharge areas, beginning, centre and the end position of each section is arranged in flue gas monitoring system, by each section
Flue gas monitoring system real-time detection tunnel in gas, dust, temperature, smog and distinguished and admirable information；
S2, the gas detected in S1, dust, temperature, smog and distinguished and admirable information are transmitted to signal by transmission line
Receiver, then be transmitted to computer after the conversion of converter by information received in signal receiver, computer is to being collected into
Various information carry out Comprehensive Correlation, determine that disaster occurs position and is located at which section, and pass through the section beginning and end position
The flue gas monitoring device at place is set, can judge the flow direction of flue gas in time, so that control is opened at flue gas flow direction in time
The air door of damper system carries out quick drain to flue gas, until flue gas is all discharged.
Compared with the prior art, the present invention has the following advantages: the prior art can only open wind accordingly in the case of fire
Whether gate discharge harmful smoke can all discharge harmful smoke, the variation of flue gas in discharge process, distinguished and admirable variation and
Whether flue gas further spreads, and the speed and range of sprawling are without to know, although rescuing this is why being both provided in mine
Calamity air door, but after fire occurs, the reason of still resulting in mass casualties.The position that the present invention is installed according to air door
Tunnel between two air doors is divided into a function section, monitoring system is both provided in each function section, reaches layer by layer
Monitoring, the purpose discharged layer by layer can learn the position that fire occurs by the monitoring system in section in time, and in flue gas
Determine whether flue gas can all discharge in time in discharge process, if the air door that fire section occurs is not able to satisfy harmful smoke
Whole discharges, then flue gas can further be spread to next section, by the monitoring system at next section beginning can first when
Between monitor the further sprawling of flue gas, then the corresponding air door of next section can automatically open, by further spread of flue gas and
When discharge, each section can all realize above-mentioned function so that flue gas by control layer by layer, layer by layer discharge, thus prevent flue gas to
Deep sprawling.Even if all section air doors are unable to satisfy the discharge of all flue gases, but by discharging layer by layer, can make flue gas
Rate of propagation substantially reduces, and monitoring layer by layer can determine position and the range of fire and smoke spread in real time, saves oneself and mentions for personnel in the pit's escape
For accurate information, casualties is utmostly reduced to realize.
Invention is further described in detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is the field application schematic diagram of present system；
Fig. 2 is the air door enlarged diagram of present system；
Fig. 3 is present system flue gas monitoring system schematic；
Fig. 4 is control system of the invention and Transmission system schematic diagram；
Fig. 5 is that autocontrol method program of the invention runs figure.
Fig. 6 is schematic block circuit diagram of the invention.
Description of symbols: 1- main haulage roadway, the auxiliary fortune main entry of 2-, 3- return air main entry, 4a, 4b, 4c, 4d, 4e, 4f- air door
System, 5a, 5b, 5c, 5d, 5e, 5f, 5j- flue gas monitoring system, 6- fire smoke, 21- air door, 22- spray head, 23- voice are set
It is standby, 24- signal apparatus, 31- carbon monoxide transducer, 32- firedamp sensor, 33- dust sensor, 34- smog sensing
Device, 35- infrared temperature sensor, 36- Explosionproof camera, 37- wind direction and air velocity transducer, 41- transmission line, 42- letter
Number receiver, 43- signal adapter, 44- computer.
Specific embodiment
A kind of auto-control damper system based on mine flue gas monitoring as shown in Fig. 1, including multiple air door systems
System, multiple flue gas monitoring systems, control system and Transmission system.
Underworkings may be configured as the main entry being parallel to each other, specially main haulage roadway 1, return air main entry 3, auxiliary fortune main entry 2, respectively
It can be connected to by connection roadway between main entry；
According to the practical ventilation situation of underworkings, in underground, different damper systems of fighting calamities and providing relief is installed in corresponding tunnel design
4, damper system 4 is specifically located in the connection roadway between each main entry, 4 installation place of damper system be provided with air door 21, spray head 22,
Speech ciphering equipment 23 and signal apparatus 24；Spray head 22 is efficient sprinkler tip, and speech ciphering equipment 23 is voice case, and signal is shown
Equipment 24 is signal lamp；
Flue gas monitoring system 5 is specifically located in main haulage roadway, in order to differentiate that position and flue gas occur for fire in time
Main haulage roadway is divided into different sections according to the position of connection roadway by the range and speed of sprawling, each section is an independence
Flue gas monitoring and discharge areas, flue gas monitoring device is arranged in beginning, centre and the end position of each section, passes through
The information of each section Real-time Feedback can learn which section the position that fire occurs is located in time, started by section and tied
Flue gas monitoring device at beam position can judge that flue gas is as wind direction is spread, or due to hot-fluid flue gas in time
Density is excessive to cause flue gas adverse current to spread along distinguished and admirable opposite direction, optimum position air door is opened so as to determine in time, by cigarette
Gas discharge, avoiding the mistake of air door from opening leads to fire and smoke spread faster, to reach quick, accurate, be efficiently completed harmful smoke
Discharge, the injures and deaths of personnel can be avoided to the greatest extent.
Flue gas monitoring system includes carbon monoxide transducer 31, firedamp sensor 32, dust sensor 33, smoke sensor device
34, infrared temperature sensor 35, Explosionproof camera 36 and wind direction and air velocity transducer 37 etc..Flue gas monitoring system included
Sensor be not simply to assemble, but the system of a mutual linking, confirmation, for computer differentiation provide it is more quasi-
True differentiation.When fire occurs for tunnel somewhere, infrared temperature sensor can monitor the temperature in tunnel at the first time first
The variation of field, secondly carbon monoxide, smoke sensor device can monitor that the concentration of carbon monoxide and smog becomes larger, again by
Wind direction and air velocity transducer can monitor that significant change occurs compared with original for the wind speed of air flow in laneway, finally by explosion-proof
Camera monitors the variation in tunnel, by judging to identify the fire of particular locations generation in tunnel layer by layer in time, is
Instruction provides relatively reliable data support to computer in next step.
Transmission system includes transmission line 41 and signal receiver 42；Control system includes signal adapter 43 and computer
44。
Flue gas monitoring system monitoring is defeated in real time by the data-signal for monitoring system monitoring by high speed transmission system to signal
Control system is given, control system carries out analysis summary according to the data that monitoring system is transmitted, combines and compare by two or three factors
Method by different sensors signal contrast confirmation on monitor, determines that fire and fire and smoke spread occur for tunnel after comprehensive analysis
Position opens corresponding air door 21 and discharges harmful smoke in time by action signal high-speed transfer to corresponding air door 21, while according to prison
Examining system real-time monitoring flue gas changes in discharge process, the opening degree of real-time adjust automatically air door 21, allows air door 21 can be with
The discharge flue gas of maximum appropriate level, if computer is anti-by monitoring system without harmful smoke in tunnel after fire
The data-signal of feedback, timely automated closing saving air door 21, to be restored to normal condition, whole process is without artificial control.
Signal lamp hair when the movement of air door 4 fought calamities and provided relief at tunnel is opened for discharging fire smoke 6, on air door 21
Danger signal out, voice case broadcast air door state at this time, and efficient sprinkler tip is opened to reduce the flue dust near air door in time
Concentration and temperature prevent air door from damaging because of high temperature fire smoke.
The control system be mainly computer 44 by be transmitted back to come signal analyze, determine fire in time
Flue gas concentration, sprawling speed and range, thus learn by fire smoke 6 pollute tunnel section, be further sent out instruction beat
The air door 4 of fighting calamities and providing relief at corresponding tunnel is opened, prevents flue gas from spreading to tunnel depths.
Transmission system is mainly used for the collection and transmission of fire smoke and tunnel temperature distribution signal, it is ensured that in real time will
Underground fire information is transferred on ground-based computer.The present invention can be supervised in real time by data of the computer to transmission
It surveys, analysis, record, to realize that continuity is monitored subsurface environment, records.
Flue gas monitoring system be separately mounted to tunnel infall and air door 21 of fighting calamities and providing relief at, in underground, there is no fire
Carbon monoxide transducer 31, firedamp sensor 32, dust sensor 33 and smoke sensor device 34 when calamity, in flue gas monitoring system
Real-time monitoring underground carbon monoxide, gas, dust and smokescope, the distribution of tunnel temperature field surrounding are taken the photograph by explosion-proof respectively
As the video pictures of first 36 real-time Transmission underground, wind direction and air velocity transducer 37 monitor the big of distinguished and admirable direction and wind speed
It is small.When underground is when occurring fire, flue gas can be spread along tunnel, pass through the various biographies in the flue gas monitoring system in tunnel
Sensor monitors the various signals of fire smoke concentration at different tunnels in time, by signal receiver 42, transmission line 41, with
And signal adapter 43 is transferred signals in time on computer 44, by the analysis software on computer 44 to the various of acquisition
Signal can quickly learn the size of flue gas concentration at the different location of underground, fire and smoke spread direction and model after carrying out analysis summary
It enclosing, simultaneous computer 44 issues the instruction of 21 opening action of air door and is transferred at corresponding air door 21 and then opens through transmission line 41,
Fire smoke is discharged in time by air door 21, if fire and smoke spread section air door 21 is not able to satisfy fire smoke and all discharges, flue gas
It can further be spread to tunnel depths, the flue gas monitoring system of corresponding position at the tunnel further polluted at this time by fire smoke
5 in time feed back signal to computer 44, and the air door 21 in corresponding another stage is opened, and will further discharge remaining flue gas,
Prevent flue gas from spreading to deeper inside.After air door 21 is gradually opened, short circuit may occur due to distinguished and admirable, lead to regional area
Distinguished and admirable generation inverted ventilation monitors distinguished and admirable size and wind direction by wind direction and air velocity transducer 37, thus further in time
Whether confirmation flue gas spreads.
As shown in Figure 1, one of specific works of auto-control damper system of the present invention are as follows: if main haulage roadway 1 is a certain
Stage occurs fire and generates fire smoke 6, and flue gas can further be spread with tunnel, when fire and smoke spread to flue gas monitoring system 5a
At 5b, pass through smoke sensor device 34, infrared temperature sensor 35 and the wind direction and wind on flue gas monitoring system 5a and 5b
Fast sensor 37 by flue gas, temperature and the distinguished and admirable information in tunnel pass through in time transmission line 41, signal receiver 42 with
And signal adapter 43 is transferred to computer 44, computer 44 carries out analysis to fire information and determines that fire smoke 6 spreads model
It encloses, issues open instructions, the wind of the damper system 4a for fighting calamities and providing relief for the corresponding air door 4a that fights calamities and provides relief of spreading range
Door 21 is gradually opened, and fire smoke 6 is discharged into return air main entry from the air door 21 of damper system 4a, damper system of fighting calamities and providing relief
21 opening degree of air door of 4a is related with flue gas size, if flue gas concentration is gradually increased, flue gas monitoring system 5c monitors flue gas
Information, then the degree that the air door 21 of damper system of fighting calamities and providing relief 4a is opened is gradually increased, until flue gas is all from wind of fighting calamities and providing relief
All discharges at the air door 21 of door system 4a.If not being able to satisfy still after the air door 21 of damper system of fighting calamities and providing relief 4a is fully open
The discharge of flue gas, flue gas are gradually spread to tunnel depths, and flue gas monitoring system 5c and 5d successively monitor the information of fire and smoke spread,
21 generation of the air door movement of damper system of then fighting calamities and providing relief 4c is gradually opened, and is further fallen the flue gas emission of sprawling, is combated a natural disaster to rescue
In 21 opening procedure of air door of calamity damper system 4c, it is possible to local inverted ventilation occur, by distinguished and admirable on flue gas monitoring system 5e
Direction and air velocity transducer 37 can monitor whether distinguished and admirable direction changes, if distinguished and admirable direction changes, demonstrate,prove
Bright generation inverted ventilation distinguished and admirable herein, flue gas are all discharged, are not spread further.If exhaust gas volumn is excessive, air door of fighting calamities and providing relief
4c can not meet the discharge of flue gas, then consistent with above-mentioned function, next by the monitoring information of flue gas monitoring system 5e and 5f
The air door 21 of the damper system 4c that fights calamities and provides relief in stage is gradually opened, until flue gas is all discharged.When fire is gradually reduced,
Real time information can be provided according to flue gas monitoring system 5, act on air door 4 of fighting calamities and providing relief in time, prevent air door from opening excessive, lead to lane
The air quantity of its elsewhere of road is reduced, and realizes real-time continuous movement.
The present invention can analyze underground fire flue gas concentration and spreading range in real time by intelligence control system, according to not
With region flue gas information, air door opening degree is automatically adjusted, discharges flue gas in time, there is stronger automatic continuous functionality.
Meanwhile the carbon monoxide transducer 31 in flue gas monitoring system of the invention is used to monitor the carbon monoxide in tunnel
Content, dust sensor 33 are used to monitor the content of the dust in tunnel, and firedamp sensor 32 is for monitoring gas in tunnel
Content, and these signals are transferred to signal receiver 42 by transmission line 41, and be transmitted to after being converted by signal adapter 43
Computer is analyzed, thus realize the real time monitoring of subsurface environment, the generation of fire preventing.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way.It is all according to invention skill
Art any simple modification, change and equivalence change substantially to the above embodiments, still fall within technical solution of the present invention
Protection scope in.
Claims (6)
1. a kind of auto-control damper system based on mine flue gas monitoring, which is characterized in that including multiple damper systems, multiple
Flue gas monitoring system, control system and Transmission system；
The damper system is arranged in underworkings, including air door (21), spray head (22), speech ciphering equipment (23) and signal are aobvious
Show equipment (24), the spray head (22), speech ciphering equipment (23) and signal apparatus (24) are arranged on air door (21)；
The flue gas monitoring system is for detecting gas in tunnel, dust, temperature, smog and distinguished and admirable information；
The control system includes signal adapter (43) and computer (44)；
The Transmission system includes transmission line (41) and signal receiver (42)；
Gas in the flue gas monitoring system monitoring to tunnel, dust, temperature, smog and distinguished and admirable information signal pass through transmission
System transmits a signal to control system, and control system controls the unlatching of air door according to the signal received.
2. the auto-control damper system according to claim 1 based on mine flue gas monitoring, it is characterised in that: the cigarette
Gas monitors system setting in underworkings (1), and the flue gas monitoring system includes carbon monoxide transducer (31), methane sensing
Device (32), dust sensor (33), smoke sensor device (34), infrared temperature sensor (35) and wind direction and air velocity transducer
(37)。
3. the auto-control damper system according to claim 2 based on mine flue gas monitoring, it is characterised in that: the cigarette
It further includes Explosionproof camera (36) that gas, which monitors system,.
4. the auto-control damper system according to claim 1 or 2 or 3 based on mine flue gas monitoring, it is characterised in that:
The damper system is mounted at the connection roadway between each main entry of mine.
5. the auto-control damper system according to claim 4 based on mine flue gas monitoring, it is characterised in that: the cigarette
Gas monitoring system is separately mounted at tunnel infall or air door (21).
6. a kind of method of the auto-control air door based on mine flue gas monitoring, it is characterised in that: the following steps are included:
S1, tunnel is divided into multiple sections, each section is an independent flue gas monitoring and discharge areas, multiple sections it
Between separated respectively by damper system, beginning, centre and the end position of each section is arranged in flue gas monitoring system, lead to
Cross gas, dust, temperature and smog information in the flue gas monitoring system real-time detection tunnel in each section；
S2, the gas detected in S1, dust, temperature and smog information are transmitted to signal receiver by transmission line (41)
(42), then by signal receiver (42) received signal is transmitted to computer (44) after the conversion of converter (43), calculated
Machine (44) carries out Comprehensive Correlation to the various information being collected into, and determines that disaster occurs position and is located at which section in tunnel, and lead to
The flue gas monitoring device at the section beginning and end position is crossed, can judge direction and the time control of the sprawling of flue gas in time
System opens the air door of corresponding position damper system, is diffused to flue gas, until flue gas diffusion terminates.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811539893.1A CN109441545A (en) | 2018-12-17 | 2018-12-17 | A kind of auto-control damper system and regulation method based on mine flue gas monitoring |
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| CN201811539893.1A CN109441545A (en) | 2018-12-17 | 2018-12-17 | A kind of auto-control damper system and regulation method based on mine flue gas monitoring |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145355A (en) * | 2019-06-14 | 2019-08-20 | 华北理工大学 | A kind of rubber conveyer fire smoke flow drainage device and method |
| CN111027162A (en) * | 2019-12-16 | 2020-04-17 | 辽宁工程技术大学 | Method for determining fire extinguishing and blocking position of mine roadway network |
| CN111549820A (en) * | 2020-05-27 | 2020-08-18 | 未来都市（苏州工业园区）规划建筑设计事务所有限公司 | Underground comprehensive pipe gallery system |
| FR3094076A1 (en) * | 2019-03-19 | 2020-09-25 | Magma Conseil Et Equipement | Method and ventilation device in galleries and tunnels |
| CN111828076A (en) * | 2020-08-18 | 2020-10-27 | 福州大学 | Automatic ventilation system for underground mine |
| CN110145355B (en) * | 2019-06-14 | 2024-05-17 | 华北理工大学 | Fire smoke flow drainage device and method for belt conveyor |
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