CN206801610U - Coal mine gas drainage on-line monitoring system - Google Patents
Coal mine gas drainage on-line monitoring system Download PDFInfo
- Publication number
- CN206801610U CN206801610U CN201720727296.6U CN201720727296U CN206801610U CN 206801610 U CN206801610 U CN 206801610U CN 201720727296 U CN201720727296 U CN 201720727296U CN 206801610 U CN206801610 U CN 206801610U
- Authority
- CN
- China
- Prior art keywords
- gas
- network
- line
- monitoring
- coal mine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
A kind of coal mine gas drainage on-line monitoring system is the utility model is related to, it includes fire damp pipe network monitor system, transfers net system and ground monitoring server system.Fire damp pipe network monitor system respectively installs a set of gas on-Line Monitor Device, gas on-Line Monitor Device connection Flameproof and intrinsically safe substation including being respectively arranged in hundred meters of ground gas extraction pumping plant, the total return air main line in returnairshaft bottom, the total return air main line in each exploiting field, crossheading bye-pass, back production crossheading unit pipelines；The described Flameproof and intrinsically safe substation of ring exchanger connection, forms looped network, described core switch is also connected with the network switch by core switch and ring exchanger；Ground monitoring server system includes monitoring host computer, database server and the application server being connected respectively with the network switch.It can realize and the comprehensive real-time online of gas drainage pipe network system is detected.
Description
Technical field
Safety of Coal Mine Production technical field is the utility model is related to, particularly a kind of coal mine gas drainage on-line monitoring system
System.
Background technology
Gas pumping is to prevent the dangerous effective means of Gas Outburst, in order to effectively carry out extraction judge work up to standard,
The policy of exploitation after active response state functionaries is first up to standard to gas pumping, therefore, there is an urgent need to establish a set of colliery watt
This extraction pipe network monitor system, based on it is ripe, stably, reliable Sensor monitoring technology, real time on-line monitoring underground is respectively responsible for
The comprehensive parameters such as road, main road, branch pipe(tube), the concentration of isolated area Monitoring Pinpelines point gas, flow, temperature, pressure, and carry out
Analysis and summary.
The content of the invention
The technical problems to be solved in the utility model be to provide one kind can realize it is comprehensive to gas drainage pipe network system
The coal mine gas drainage on-line monitoring system of real-time online detection.
For solve above technical problem, a kind of coal mine gas drainage on-line monitoring system provided by the utility model, including
Fire damp pipe network monitor system, transfers net system and ground monitoring server system,
Described fire damp pipe network monitor system is including being respectively arranged in ground gas extraction pumping plant, returnairshaft bottom is always returned
Wind main line, the total return air main line in each exploiting field, crossheading bye-pass, that hundred meters of unit pipelines of back production crossheading respectively install a set of gas is online
Monitoring device, gas on-Line Monitor Device connection Flameproof and intrinsically safe substation；
Described transfers net system includes data optical cable, ring exchanger, core switch and the network switch, looped network
The described Flameproof and intrinsically safe substation of interchanger connection, looped network, described core are formed by core switch and ring exchanger
Interchanger is also connected with the network switch；
Described ground monitoring server system includes monitoring host computer, the database service being connected respectively with the network switch
Device and application server.
Further, the gas on-line measuring device at hundred meters of unit pipelines of described back production crossheading uses the low stream of ultrasonic wave
Fast sensor measures gas flow.
Further, described gas on-Line Monitor Device includes flow, temperature and pressure three-in-one sensor, infrared first
Alkane sensor and carbon monoxide transducer.
Further, the router that the connection of the described network switch can be connected with internet or private network.
The utility model has the advantages that：
（1）The gas pumping online monitoring system, the display each measuring point gas pumping feelings in underground can be monitored continuously, in real time
Condition, the discontinuity of artificial orifice plate observation is efficiently solved, data statistics is more effective, scientific, instead of artificial observation, drop
Low hand labor intensity.
（2）The gas pumping online monitoring system, being capable of intuitively gas drainage system overall situation gas pumping under observation well
Situation, it is easy to be adjusted according to field condition, optimizes gas drainage system arrangement.
（3）The gas pumping online monitoring system, its low flow velocity firedamp sensor can monitor low in methane gas extraction pipeline
In 1m3/ min gas flow, improve the accuracy of data monitoring.
Brief description of the drawings
Fig. 1 is coal mine gas drainage on-line detecting system structured flowchart described in the utility model.
In figure, 1- gas on-Line Monitor Devices, 2- Flameproof and intrinsically safe substations, 3- ring exchangers, 4- core switch,
The 5- network switch, 6- monitoring host computers, 7- database servers, 8- application servers, 9- three-in-one sensors, the infrared first of 10-
Alkane sensor, 11- carbon monoxide transducers, 12- routers, 13- convergence maneuvering platforms.
Embodiment
The foundation of coal mine gas drainage monitoring system, is the part for realizing colliery modern management, the analysis watt of science
This extraction pipeline and the dynamic change trend for associating pipeline gas, for correct decision pipeline section it is disconnected, block up etc. abnormal conditions provide it is full and accurate
Foundation.Meanwhile monitoring system not only provides the metering of each master, branch pipeline gas pumping, also provides each gas pumping
The gas pumping effect evaluation analysis in region, so as to be optimization gas pumping scheme, meet that the evaluation of gas pumping Analysis to reach standard will
Ask, there is provided solid, believable data supporting, and then to instruct Safety of Coal Mine Production to play a significant role.
Based on this, with reference to figure 1, the typical embodiment of the utility model provides a kind of coal mine gas drainage on-line monitoring system
System, including fire damp pipe network monitor system, transfers net system and ground monitoring server system.
Fire damp pipe network monitor system
Fire damp pipe network monitor system includes being respectively arranged in ground gas extraction pumping plant, the total return air supervisor in returnairshaft bottom
Hundred meters of road, the total return air main line in each exploiting field, crossheading bye-pass, back production crossheading unit pipelines respectively install a set of gas on-line monitoring dress
1 is put, gas on-Line Monitor Device 1 connects Flameproof and intrinsically safe substation 2.
Above-mentioned gas on-line measuring device 1 is to each monitoring point flow, negative pressure, temperature, concentration of methane gas and an oxygen
Change carbon gas concentration to be monitored in real time, and Monitoring Data is transmitted to Flameproof and intrinsically safe substation 2, the flame-proof safety point
Stand and 2 preferably use KJ370-F Mine-used I. S substations, down-hole pipe and ambient parameter can be continuously monitored, and can be in time
The various parameters monitored, equipment state are sent to ground-based server center, and is responsible for measuring point monitoring device and electric power is provided
Ensure.Meanwhile when environmental monitoring parameter-beyond-limit, by controlling circuit breaker to break the power supply of set device.Each measuring point gas exists
Line monitoring device 1 is installed using plug-in type, and operation is flexible, repair, change it is simple and convenient.
According to the utility model, it is preferable that the gas on-line measuring device at described hundred meters of unit pipelines of back production crossheading
Gas flow is measured using ultrasonic wave low flow velocity sensor.Ultrasonic wave low flow velocity sensor measurement flux lower limit is low, under measurable
0.4m/s is limited, and general on-Line Monitor Device measurement lower limit is 1m/s, flow is less than 1.0m3Will occur directly being changed into during/min
The data inaccuracy such as 0, hundred meters of extraction units are after long-time gas pumping, and gas bearing capacity will certainly decline, gas pipeline
In gas flow will be smaller, flow velocity reduces, and ultrasonic wave low flow velocity sensor can monitor flow in gas pipe and be less than
1.0m3/ min gas flow, avoid because after long-time extraction, coal seam gas-bearing capacity reduces, and causes in hundred meters of unit pipes
Gas flow reduces, and measures the generation of inaccuracy.
According to the utility model, it is preferable that it is three-in-one that described gas on-Line Monitor Device includes flow, temperature and pressure
Sensor 9, infrared methane sensor 10 and carbon monoxide transducer 11.It is preferred that use CGWZ-100（A）Type circulation auto-excitation type passes
Sensor, can to each monitoring point flow, negative pressure, temperature, monitored in real time, infrared methane sensor utilizes infrared survey skill
Art, based on infrared irreflexive principle, light path is reflected by increasing detection methane gas, spectral absorption method detection methane gas is dense
Degree, there is the good, high sensitivity of selectivity, produces that interference signal is small, system signal noise ratio is high, improves gas density and measures
Sensitivity and accuracy, can accurately to monitoring point gas density carry out real time on-line monitoring.
Transfers net system
Transfers net system includes data optical cable, ring exchanger 3, core switch 4 and the network switch 5, and looped network is handed over
The Flameproof and intrinsically safe substation 2 changed planes described in 3 connections, looped network, described core are formed by core switch 4 and ring exchanger 3
Heart interchanger 4 is also connected with the network switch 5.
Using data optical cable laying transmission looped network, the Monitoring Data of underground gas extraction pipe network is required timely according to collection
It is transferred in the collecting device of mine surface monitoring server system, and manually or automatically control instruction will be distributed to well in time
Lower substation.
According to the utility model, the described network switch 5 connects the router 12 that can be connected with internet or private network.
Ground monitoring server system
Ground monitoring server system includes monitoring host computer 6, the database server 7 being connected respectively with the network switch 5
With application server 8, additionally include the convergence maneuvering platform 13 being connected with the network switch 5.Pass through transmission terminal software system
System, the Monitoring Data that transfers net system is uploaded carry out timely analyzing and processing, storage and real-time exhibition, report form statistics and beaten
Print, and reminded and alerted to abnormal, providing timely, reliable Monitoring Data for Instructing manufacture supports.
The gas pumping online monitoring system, the iFix configuration softwares based on GE companies carry out system development and shown, data
Storehouse is based on Proficy Historian real time historical databases, and alarm database is based on SQL Server relevant databases, and
Web Publishing is carried out using iFIX WebSpace softwares so that monitoring personnel can be carried out on any computer of company to system
Monitoring in real time；Its data transmission port can dock with the big monitoring system of mine, without individually establishing Transmission system, compatibility
It is high.
Based on the application of stable, reliable gas pumping pipeline Sensor monitoring technology, research, production, popularization and application coal
Ore deposit gas drainage pipe network monitoring system, it is possible to achieve the comprehensive parameters such as the concentration of gas tube gas, flow, temperature and pressure from
The gas pumping effect monitoring and evaluation of dynamicization, the foundation of science is provided to grasp the rule of gas operation, and provided timely
Abnormal Response project, Monitoring Data existing for great solution China overwhelming majority mine coal mine gas drainage monitoring lag, are real
The problem of when property is not strong, data monitoring is inaccurate, data monitoring onrelevant, the also safety in production to ore deposit has realistic meaning, more
Scientific and technological progress for China's coal-mine gas pipe network monitoring technology also has very important significance.System described in the utility model
Display interface is established according to the actual gas drainage system layout in underground, association measuring point, installation monitoring dress are set up according to extraction system
Put, Monitoring Data is transmitted by fiber optic network, realize that continuous, monitoring shows each measuring point gas pumping situation in underground in real time, effectively
Solves the discontinuity of artificial orifice plate observation, data statistics is more effective, scientific.Can be according to live gas pumping feelings
Condition, for local gas content upper zone, encryption drilling arrangement or progress regional area concentrate extraction, are conveniently adjusted, optimize
Gas drainage system is arranged.
Claims (4)
- A kind of 1. coal mine gas drainage on-line monitoring system, it is characterised in that：Including fire damp pipe network monitor system, transmission network Network system and ground monitoring server system, described fire damp pipe network monitor system are taken out including being respectively arranged in ground gas Adopt hundred meters of pumping plant, the total return air main line in returnairshaft bottom, the total return air main line in each exploiting field, crossheading bye-pass, back production crossheading unit pipes Road is respectively installed by a set of gas on-Line Monitor Device（1）, gas on-Line Monitor Device（1）Connect Flameproof and intrinsically safe substation（2）；Described transfers net system includes data optical cable, ring exchanger（3）, core switch（4）And the network switch （5）, ring exchanger（3）The described Flameproof and intrinsically safe substation of connection（2）, by core switch（4）And ring exchanger（3） Form looped network, described core switch（4）Also with the network switch（5）Connection；Described ground monitoring server system bag Include respectively with the network switch（5）The monitoring host computer of connection（6）, database server（7）And application server（8）.
- 2. coal mine gas drainage on-line monitoring system according to claim 1, it is characterised in that：Described back production crossheading hundred Gas on-line measuring device at meter Dan Yuan pipelines is using ultrasonic wave low flow velocity sensor measurement gas flow.
- 3. coal mine gas drainage on-line monitoring system according to claim 1, it is characterised in that：Described gas is supervised online Surveying device includes flow, temperature and pressure three-in-one sensor（9）, infrared methane sensor（10）And carbon monoxide transducer （11）.
- 4. coal mine gas drainage on-line monitoring system according to claim 1, it is characterised in that：The described network switch （5）Connect the router that can be connected with internet or private network（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720727296.6U CN206801610U (en) | 2017-06-21 | 2017-06-21 | Coal mine gas drainage on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720727296.6U CN206801610U (en) | 2017-06-21 | 2017-06-21 | Coal mine gas drainage on-line monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206801610U true CN206801610U (en) | 2017-12-26 |
Family
ID=60747753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720727296.6U Expired - Fee Related CN206801610U (en) | 2017-06-21 | 2017-06-21 | Coal mine gas drainage on-line monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206801610U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268073A (en) * | 2018-11-16 | 2019-01-25 | 宁波创盛仪表有限公司 | A kind of gas in mine metering safety monitoring system |
| CN109695476A (en) * | 2019-02-19 | 2019-04-30 | 中节能宁夏新能源股份有限公司 | A kind of abandoned mine gas drainage remote monitoring device based on GPRS data transmission |
| CN112180040A (en) * | 2020-09-23 | 2021-01-05 | 国网天津市电力公司 | Data acquisition and sending terminal with multiple gas detection capabilities |
| CN113107461A (en) * | 2021-04-08 | 2021-07-13 | 煤炭科学研究总院 | Intelligent monitoring and control system for coal mine gas extraction and use method thereof |
| CN113137221A (en) * | 2021-04-22 | 2021-07-20 | 西安科技大学 | Three-level gas leakage evaluation system and evaluation method for whole gas extraction system |
| CN113153417A (en) * | 2021-05-14 | 2021-07-23 | 西安科技大学 | Visual real-time monitoring and evaluating system and method for mine gas extraction system |
| CN113513361A (en) * | 2021-08-10 | 2021-10-19 | 北京大学 | Method and system for regulating and controlling gas concentration of stope face of high-gas coal mine |
| CN113605978A (en) * | 2021-08-23 | 2021-11-05 | 中煤科工集团重庆研究院有限公司 | Return airway gas emission monitoring method |
| CN114687799A (en) * | 2022-02-25 | 2022-07-01 | 中煤科工集团沈阳研究院有限公司 | One-network one-station comprehensive supervision system for whole mine and implementation method |
-
2017
- 2017-06-21 CN CN201720727296.6U patent/CN206801610U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109268073B (en) * | 2018-11-16 | 2021-04-06 | 宁波创盛仪表有限公司 | Mining gas measurement safety monitoring system |
| CN109268073A (en) * | 2018-11-16 | 2019-01-25 | 宁波创盛仪表有限公司 | A kind of gas in mine metering safety monitoring system |
| CN109695476A (en) * | 2019-02-19 | 2019-04-30 | 中节能宁夏新能源股份有限公司 | A kind of abandoned mine gas drainage remote monitoring device based on GPRS data transmission |
| CN112180040A (en) * | 2020-09-23 | 2021-01-05 | 国网天津市电力公司 | Data acquisition and sending terminal with multiple gas detection capabilities |
| CN113107461A (en) * | 2021-04-08 | 2021-07-13 | 煤炭科学研究总院 | Intelligent monitoring and control system for coal mine gas extraction and use method thereof |
| CN113137221B (en) * | 2021-04-22 | 2024-03-22 | 西安科技大学 | Three-level gas leakage evaluation system and evaluation method for gas extraction full system |
| CN113137221A (en) * | 2021-04-22 | 2021-07-20 | 西安科技大学 | Three-level gas leakage evaluation system and evaluation method for whole gas extraction system |
| CN113153417A (en) * | 2021-05-14 | 2021-07-23 | 西安科技大学 | Visual real-time monitoring and evaluating system and method for mine gas extraction system |
| CN113153417B (en) * | 2021-05-14 | 2024-01-30 | 西安科技大学 | Visual real-time monitoring and evaluating system and method for mine gas extraction system |
| CN113513361B (en) * | 2021-08-10 | 2022-04-29 | 北京大学 | Method and system for regulating and controlling gas concentration of stope face of high-gas coal mine |
| CN113513361A (en) * | 2021-08-10 | 2021-10-19 | 北京大学 | Method and system for regulating and controlling gas concentration of stope face of high-gas coal mine |
| CN113605978A (en) * | 2021-08-23 | 2021-11-05 | 中煤科工集团重庆研究院有限公司 | Return airway gas emission monitoring method |
| CN114687799A (en) * | 2022-02-25 | 2022-07-01 | 中煤科工集团沈阳研究院有限公司 | One-network one-station comprehensive supervision system for whole mine and implementation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206801610U (en) | Coal mine gas drainage on-line monitoring system | |
| CN102590670B (en) | High voltage cable smart grounding box | |
| CN206113994U (en) | Utility tunnel's monitoring devices | |
| CN203849605U (en) | Smart pipe network | |
| CN104880986A (en) | System and method for comprehensive pipe gallery management based on BIM | |
| CN203035263U (en) | Underground ventilation monitoring system | |
| CN111810851A (en) | Automatic monitoring system and method for long-distance acid conveying pipeline leakage based on wireless network | |
| CN202443038U (en) | High-voltage cable intelligence earth box | |
| CN103899357A (en) | System and method for real-time visual monitoring and early warning of mine floor water disasters | |
| CN104820166A (en) | Power cable multi-state comprehensive online monitoring system and method for calculating cable core temperature | |
| CN111737313A (en) | Monitoring system of underground comprehensive pipe gallery | |
| CN103312758B (en) | Spherical tank health monitoring system based on wireless sensing nodes | |
| CN202228127U (en) | Underground mine fire sensing and monitoring device with wireless transmission function | |
| CN108363314A (en) | A kind of heat metering management service platform of central heating Internet of things system | |
| CN204374737U (en) | A kind of water supply well management control system | |
| CN201397203Y (en) | Temperature monitoring mechanism of ultrahigh voltage gas insulated metal-enclosed transmission line | |
| CN206684904U (en) | A kind of Mine production monitoring device | |
| CN204327074U (en) | Shale gas ground open flow safety monitoring assembly | |
| CN206946680U (en) | Active imflammable gas remote detection warning system | |
| CN204517502U (en) | From monitoring intelligent component cabinet | |
| CN211877102U (en) | High-ground-temperature tunnel environment real-time early warning and long-term monitoring system | |
| CN106684805A (en) | Waterproof cable grounding box | |
| CN212840762U (en) | Automatic monitoring system for leakage of long-distance acid conveying pipeline based on wireless network | |
| CN206819099U (en) | A kind of intelligent fire-proofing safety control system based on broadband power carrier wave | |
| CN102721406A (en) | Construction beam gesture monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180621 |