CN104018884A - Intelligent sensing and remote and unified regulating system for deep-mining mine ventilation - Google Patents
Intelligent sensing and remote and unified regulating system for deep-mining mine ventilation Download PDFInfo
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Abstract
The invention provides an intelligent sensing and remote and unified regulating system for deep-mining mine ventilation. The intelligent sensing and remote and unified regulating system is mainly composed of intelligent sensing equipment, a PLC control cabinet (3), a middle-layer optical fiber ring network (18), a ring network exchanger (17) and an industrial personal computer (19). The PLC control cabinet (3) is provided with an analog input terminal (4), a frequency converter (12), an analog input module (13), a communication module (14) and a CPU module (15), wherein the analog input terminal (4) is connected with the intelligent sensing equipment through a cable, the frequency converter (12) is connected with a ventilation motor (2) and can automatically acquire operation parameters of the motor, and then the frequency converter is communicated with the industrial personal computer (19) of an upper-layer monitoring terminal through the CPU module, the communication module, the analog input module, the middle-layer optical fiber ring network and the ring network exchanger. The intelligent sensing and remote and unified regulating system is strong in expansibility and improves the unified regulating efficiency and the real-time controlling and optimizing capacity to multiple fans in deep-mining mines.
Description
Technical field
The long-distance intelligent perception and the security protection control technology field that the present invention relates to deep mining mine ventilation, core technology main points are intellectuality collection and the processing of the design of deep mining mine ventilation Intellisense and long-range unified regulator control system, the real-time transmission of teleinstruction and monitored data.
Background technology
Along with the increase year by year of the mining degree of depth, ventilation system management and control even more complex.Up to now, strengthen mine ventilation and remain the effective way that solves deep mining high temperature problem.Based on sensor technology, virtual instrument technique and technology of Internet of things, take mine fan as research object, adopt LabVIEW programming technique, PLC technology and mine ventilation optimum theory, conducting shaft ventilation Intellisense and Research on Remote Control System.Adopt high-precision sensor Intellisense blower fan running parameter, machine operation parameter and mine environmental monitoring parameter, identify fast fan condition point and underground activities environment.By PLC and ring exchanger, Real-Time Monitoring parameter is transferred to earth's surface monitor terminal, technician is according to rotating speed, start and stop, the rotating of the variation Long-distance Control mine fan of monitoring parameter.Achievement in research is expected to for mine ventilation provides safely robust techniques guarantee, and Mine Energy Saving is reduced discharging, prevented accident, and it is significant to occur.
Mine ventilation system is as the important component part of mine production system, to downhole safety produce play a part very important, especially in deep mining mine.At present the monitoring of full mine ventilation system situation is lacked to efficient technological means, general mode and the local control mode of operating personnel that adopts manual detection, per ten days is carried out primary air flow, blast detection to the Ji Yongfeng place, main airway in full ore deposit, the shortcoming that Traditional Man detects is mainly manifested in: be 1. subject to subjective impact larger, precision can be measured because of different people generation little deviation; 2. need a large amount of manpowers to carry out on-the-spot measurement, speed is slow, efficiency is low, the cycle is long, is unfavorable for that enterprise controls manpower testing cost, can not adapt to the needs of current construction; When 3. artificial field monitoring reads toxic and harmful concentration parameter, there is certain danger; 4. artificial measurement, on-the-spot safety is difficult to good assurance, and general monitoring project is single, can not grasp all sidedly in real time the ventilation condition in each tunnel, down-hole, is difficult to realize real-time processing and the feedback to data; 5. relevant hidden danger can not be found in time, and after finding, this locality of blower fan is regulated and controled also not in time, and personnel's life in mine and safety in production have been caused to potential harmfulness; 6. the sensor of single type monitor and data analysis scientific not, and single type sensor has a cover system of one's own, is difficult to realize Real-Time Sharing and the analysis of the monitoring of polytype sensing data, can not realize the Realtime Alerts of many conditions.
While is due to the increase of the mining degree of depth, blower fan is also more and more, therefore need to unify remote control and regulation management to all blower fans, improve the regulation and control efficiency of mine ventilation operating point, multisensor comprehensive perception blower fan running parameter and ambient parameter, checking, guarantees promptly and accurately early warning and gets rid of potential safety hazard mutually, is therefore necessary to provide a kind of novel regulator control system.
Summary of the invention
Technical problem to be solved by this invention is: a kind of deep mining mine ventilation Intellisense and long-range unified regulator control system are provided, this system can on-line automaticization be monitored blower fan and ambient parameter dynamic analysis, find in time the hidden danger of harm employee production work and notify personnel to be controlled, realize personnel in the pit's operational security, guarantee the trouble-free operation of producing.
The present invention solves its technical problem and adopts following technical scheme:
Deep mining mine ventilation Intellisense provided by the invention and long-range unified regulator control system, mainly by Intellisense equipment, PLC switch board, middle level optical fiber ring network, ring exchanger and Industrial Personal Computer (IPC) form, wherein: PLC switch board is provided with analog input terminal, frequency converter, analog input module, communication module, CPU module, described analog input terminal is connected with Intellisense equipment by cable, frequency converter is connected with ventilation motor and this motor operating parameter of automatic acquisition, then by CPU module, communication module, analog input module and middle level optical fiber ring network are communicated by letter with the Industrial Personal Computer (IPC) of upper strata monitor terminal with ring exchanger.
Described Intellisense equipment is comprised of the intelligent sensor and the transmitter that are arranged near deep mining mine fan.
Described intelligent sensor adopts vibrating string type sensor, microelectronic sensor, poor resistance sensor or conventional sensor on the market.
Described intelligent sensor adopts air velocity transducer, Temperature Humidity Sensor, O
2concentration sensor, NO
2concentration sensor, CO concentration sensor.
Described transmitter adopts wind pressure transmitter, integrated vibration transmitter, wherein: integrated vibration transmitter is contained on the shell of Underground Fan, and wind pressure transmitter is arranged near blower fan.
The CPU module that described PLC switch board is mainly connected by the signal of telecommunication, analog input module, communication module, heating and dehumidification equipment, and frequency converter, power module and various shift knob form.
Described communication module adopts TCP/IP Ethernet communication module.
Above-mentioned deep mining mine ventilation Intellisense provided by the invention and long-range unified regulator control system, its purposes is: in deep mining mine ventilation field, introduce the application in the joint development that virtual instrument of LabVIEW and programmable logic controller (PLC) PLC software carries out Intellisense and remote control software platform.
During native system application, can adopt following step:
1) according to ventilation system, detect standard and field monitoring requirement, select near suitable position sensor installation and the PLC switch board of blower fan, and sensor signal cable is connected to the analog input terminal of PLC switch board the inside;
2), after PLC switch board installs, near the ring exchanger TCP/IP communication module in cabinet is connected to by armouring netting twine, form looped network order circuit;
3) Industrial Personal Computer (IPC) is mounted to control room, together with being connected to light looped network with armouring netting twine, then carries out the communication test of bottom Intellisense layer, middle level optical fiber ring network and upper strata monitor terminal;
4) after communication is debugged successfully, by host computer in control room, carry out long-range reception data, show in real time every monitoring parameter of blower fan, motor and near environment;
5) personnel that have a corresponding authority can consider blower fan, motor and the environmental monitoring data real-time monitoring, influencing each other of Mine Ventilation Resistances, fan performance curve and each adjacent blower fan, long-range transmission instruction, control start and stop, rotating and the frequency control of each blower fan, improve fast underground ventilating situation.
The present invention compared with prior art has following major advantage:
1. using blower fan in deep mining mine and face as monitoring target, observation process has more specific aim, can reflect in time the change of the main Safety Influence Factors of mine fan and ventilation condition, thereby overall understanding underground ventilating running situation and man-machine working environment, improve blower fan unified regulation and control efficiency and automatic management level, guarantee back production is carried out and personal security operation smoothly;
2. sensor is according to after both provisioning request deploys, the physicochemical change of each monitoring target can be caught by sensor, signal accesses the analog input module in PLC switch board by holding wire, with the speed of 2 seconds/time, monitoring target data are scanned and refreshed, latest data is presented on monitor terminal interface and is deposited in database, and real-time is higher;
3. dissimilar sensor is integrated in to same monitoring system, can realizes on-the-spot blast, wind speed, humiture, fan vibration earthquake intensity, CO concentration, NO
2concentration, O
2the unified monitoring of the projects such as the electric current of concentration and motor, voltage, rotating speed, set up the monitoring system being integrated about ventilation base station blower fan, motor and environment, the variation tendency of blower fan, machine operation parameter and Environmental Monitoring parameter and potential potential safety hazard have been had to multidimensional and careful reflection accurately more;
4. the type of sensor is type vibration wire and microelectronic, precision is higher, traditional monitoring and the inadequate problem of manual detection precision have been overcome, this monitoring system is in the process of data and command, switch and optical fiber ring network have been adopted, stability and the promptness of signal transmission have been realized, Intellisense equipment, PLC switch board, Industrial Personal Computer (IPC) are closely connected together, take full advantage of the advantage of telemetry and telecommand, greatly degree has reduced personnel's workload, has avoided operating personnel to control because of this locality the potential safety hazard being injured by toxic and harmful and has occurred;
5. operating personnel are when the operational factor (start and stop, rotating, rotating speed) of monitor terminal remote control Fans, can real time inspection the variation of various monitoring parameters of adjacent and other blower fans, sum up the adjacent blower fan relation that influences each other, and according to each blower fan individual character curve, every Fans operating point is regulated and controled to optimum range, can prevent in time because of mine windage increase once in a while and each blower fan between influence each other and make operating point enter unstable operation interval, optimize blower fan running parameter, improve Mine Energy Saving emission reduction effect;
6. software monitoring system has according to different identity user the interface that the theory of different operating rights is carried out hommization, the administrative staff that only possess the qualification of blower fan Long-distance Control could unify regulation and control to blower fan, otherwise can only check the parameters such as the monitored data of each blower fan and running status, improve the safety of administrative decision and control;
7. monitoring system is when monitoring parameter early warning configures, fully take into account the difference of each monitoring target safety requirements standard, targetedly each object has been set and met required precision and the early warning range of self stipulating, make the ventilation safety hidden danger processing scheme of proposition more accurately, specifically, in time, effectively, the variation tendency of each monitoring project is had to seizure, monitor and predict accurately;
8. monitoring system is developed jointly in conjunction with LabVIEW and PLC, it is cooperatively interacted compatible good, host computer adopts the virtual instrument of LabVIEW exploitation to carry out Monitoring and forecasting system in real-time and unified regulation and control to deep mining mine ventilation situation, and need real-time transform and improve panel according to user, autgmentability is strong, further improve dynamic control and the optimization ability to deep mining mine ventilation system state, improve ventilation condition, can analyze preferably the degree that influences each other of parameters simultaneously.
In a word, the present invention is applicable to the comprehensive Real-time security monitoring of deep mining mine ventilation system and long-range unified regulation and control, many drawbacks of traditional monitoring means have been overcome, have that monitoring information is complete, real-time, precision is high, the management regulation advantage such as convenient in time, the construction in the real-time control of deep mining mine ventilation system and optimization, energy-saving and emission-reduction, wisdom mine is significant.
Accompanying drawing explanation
Fig. 1 is that deep mining mine ventilation Intellisense of the present invention and long-range unified regulator control system totally form schematic diagram.
Fig. 2 is the concrete composition diagram of supervising device.
Fig. 3 is PLC switch board composition diagram.
Fig. 4 is the arrangement diagram of spot sensor.
Fig. 5 is a certain stope drift active workings O
2concentration curve figure.
Fig. 6 is a certain fan vibration earthquake intensity change curve.
In figure: 1. blower fan; 2. ventilation motor; 3.PLC switch board; 4. analog input terminal; 5. wind pressure transmitter; 6. integrated vibration transmitter; 7. air velocity transducer; 8. Temperature Humidity Sensor; 9.O
2concentration sensor; 10.NO
2concentration sensor; 11.CO concentration sensor; 12. frequency converters; 13. analog input modules; 14. communication modules; 15.CPU module; 16. heating and dehumidification equipment; 17. ring exchangers; 18. middle level optical fiber ring networks; 19. Industrial Personal Computer (IPC)s; 20. fixed bars; 21. sensor stands; 22. sensor signal cables; 23. tunnels.
The specific embodiment
Deep mining mine ventilation Intellisense provided by the invention and long-range unified regulator control system, a kind of deep mining mine ventilation Intellisense and long-range unified regulator control system based on LabVIEW and PLC, this system is arranged multiple sensors near the mine fan of deep mining, polytype data are collected, realize the automatic integrated monitor of data, real-time analysis and processing, timely acousto-optic early warning, surface control chamber operating personnel can carry out long-range unified regulation and control to all monitoring blower fans by monitor terminal interface, improve fast underground ventilating situation, it has overcome the shortcoming of traditional approach, reached higher monitoring perception and control accuracy, and realizing multisensor syste merges, data sharing and analysis.This system expandability is strong, before ore body back production, build, to blower motor running parameter, near blower fan, carry out necessary Real-Time Monitoring with the ambient parameter of getting working face, operating personnel can consider Mine Ventilation Resistances, influencing each other of fan performance curve and each adjacent blower fan, long-range transmission instruction, control the start and stop of each blower fan, rotating and frequency control, improve in time underground ventilating situation, improved the unified regulation and control efficiency of multi fan in deep mining mine and controlled in real time optimization ability, personnel's operational security and the trouble-free operation of production have been guaranteed.
Below in conjunction with case study on implementation and accompanying drawing, the present invention is described in further detail.
Deep mining mine ventilation Intellisense provided by the invention and long-range unified regulator control system, its structure as depicted in figs. 1 and 2, mainly by Intellisense equipment, PLC switch board 3, middle level optical fiber ring network 18, ring exchanger 17 and Industrial Personal Computer (IPC) 19 form, wherein: PLC switch board 3 is arranged in tunnel 23, in cabinet, be provided with analog input terminal 4, frequency converter 12, analog input module 13, communication module 14, described analog input terminal 4 is connected with Intellisense equipment by sensor signal cable 22, frequency converter 12 is connected with ventilation motor 2 and this motor operating parameter of automatic acquisition, then by the CPU module 15 of PLC, communication module 14, analog input module 13 and middle level optical fiber ring network 18 are communicated by letter with the Industrial Personal Computer (IPC) 19 of upper strata monitor terminal with ring exchanger 17.
Described Intellisense equipment is comprised of the intelligent sensor and the transmitter that are arranged near deep mining mine fan, wherein: described intelligent sensor adopts vibrating string type sensor, can also be microelectronics, poor resistance and conventional sensor on the market, the present embodiment have adopted air velocity transducer 7, Temperature Humidity Sensor 8, O
2concentration sensor 9, NO
2concentration sensor 10 and CO concentration sensor 11, they are arranged in the vicinity of Underground Fan 1 by fixed bar 20 or sensor stand 21, and by sensor signal cable 22, are connected with the analog input terminal 4 of PLC switch board 3 respectively.Described transmitter comprises the integrated vibration transmitter 6 on the shell that is suspended on the wind pressure transmitter 5 of vault top, tunnel and is fixedly mounted on Underground Fan 1, and they are connected with the analog input terminal 4 of PLC switch board 3 by cable respectively.
CPU module 15, analog input module 13, communication module 14, the heating and dehumidification equipment 16 of the PLC that described PLC switch board 3 is mainly connected by the signal of telecommunication, frequency converter 12, and power module and various shift knob composition.Communication module 14 adopts TCP/IP Ethernet communication module.Power module is powered to all devices of the present invention.
Described PLC program coordinates compatible good with the LabVIEW software of host computer.
Described frequency converter 12 is connected with ventilation motor 2 by power supply power line.
Described Intellisense equipment and PLC switch board 3 form the data acquisition equipment of regulator control system of the present invention.
Analog input terminal 4 in described ring exchanger 17, optical fiber ring network 18 and PLC switch board 3, analog input module 13, communication module 14 form the data transmission set of regulator control system of the present invention.These data transmission sets are by the intelligent sensor data-signal through after transmitter conditioning, the Industrial Personal Computer (IPC) 19 that is successively sent to control room, earth's surface monitor terminal, the traffics such as ventilation motor 2 operational factors that frequency converter 12 obtains transfer to Industrial Personal Computer (IPC) 19 by RS485 connection, communication module 14 and ring exchanger 17, optical fiber ring network 18.
Above-mentioned deep mining mine ventilation Intellisense provided by the invention and long-range unified regulator control system, its application in the deep mining mine ventilation regulation and control based on LabVIEW and PLC, for example, for Intellisense and the remote control and regulation of the iron ore mine ventilation of Daye City, Hubei Province, concrete steps comprise:
1. Daye, hubei Province city iron ore is in the mineral deposit exploitation process of-410m level, adopt 5 axial fans 1 to improve the ventilating environment of down-hole mining work plane, ventilation motor 2 rated power are 18.5KW, by 3 pairs of every Fans of PLC switch board the machine/Long-distance Control in addition, and Real-time Obtaining blower fan running parameter, machine operation parameter and Environmental Monitoring parameter.
2. native system arrangement is at the scene shown in Fig. 1, is specially:
1) installation of wind pressure transmitter 5:
The installation setting of wind pressure transmitter 5 should meet the measuring point arrangement requirement of main ventilation fan blast in AQ2013.3; getting working face windward direction settle wind pressure transmitter 5; during installation, pressure interface can not be revealed; guarantee that range and wiring are correct; guarantee that signal cable line must not mix with power cable laying simultaneously; sensor and transmitter should have been avoided strong electromagnetic around, and carry out safeguard measure.
2) installation of integrated vibration transmitter 6:
Integrated vibration transmitter is answered horizontal or vertical being installed on tested oscillation point, and sensor base screw is fixed on tested Blower Housing, then sensor is screwed in above and tightens;
3) installation of air velocity transducer 7:
Air velocity transducer answers choice arrangement at the regular middle part, tunnel of section, before and after distinguished and admirable without branch, unchanged without the foreign material such as turn round, accessible, section, the place that can accurately calculate air quantity, tunnel in 10m, press sensor and indicate direction of arrow suspension, connect transmission cable;
4) installation of Temperature Humidity Sensor 8:
Temperature Humidity Sensor should be arranged in the position near monitored area and unstable airflow, is arranged in the top in tunnel.Temperature Humidity Sensor is answered vertical hanging, apart from top board, must not be greater than 30cm, apart from tunnel sidewall, must not be less than 20cm.
5) O
2the installation of sensor 9:
According to the density feature of oxygen, oxygen sensor should be arranged on mine sidewall upper middle portion.Oxygen sensor locating distance ground level should be greater than 30cm with Anti-splashing sanitary.In mine, select comparatively firm end face or a position, place of side, then a hook is fixed on the position of selection, then sensor is suspended on to hook upper, during suspension, oxygen sensor should hang down;
6) NO
2the installation of sensor 10 and CO sensor 11:
Nitrogen dioxide and carbon monoxide transducer are answered vertical hanging, apart from lane wall, should be not less than 0.2m.Carbon monoxide transducer should be not more than 0.3m apart from top board, and nitrogen dioxide sensor should be higher than 1.6m apart from base plate.
3. spot sensor (is wind pressure transmitter 5, integrated vibration transmitter 6, air velocity transducer 7, Temperature Humidity Sensor 8, O
2concentration sensor 9, NO
2concentration sensor 10, CO concentration sensor 11) deploy after, cable is arranged and accessed successively on the analog input terminal 4 in PLC switch board 3, by RS485 connection, the CPU module 15 of frequency converter and PLC is coupled together, then with power line, power module is connected with motor 2, configure every cabinet IP address and with the subordinate relation of host computer, and with armouring netting twine, TCP/IP Ethernet communication module 14 is connected near the ring exchanger 17 PLC cabinet;
4. earth's surface monitor terminal Industrial Personal Computer (IPC) 19 obtains various monitored data by optical fiber ring network 18, ring exchanger 17, TCP/IP Ethernet communication module 14, then carry out data processing and early warning, and firing order carries out long-range unified regulation and control, the start and stop of remote control wind turbine, rotating speed, rotating, improve underground ventilating situation;
For each monitoring project according to underground ventilating safety requirements and equipment code, utilize Industrial Personal Computer (IPC) 19 to carry out the configuration of early warning value, when the numerical value of some monitoring projects reaches early warning value, native system will send acousto-optic early warning, and prompting should be taked corresponding measure according to degree of danger, realize real-time early warning, scientifically instruct safety work;
6. the getting working face O of Daye, hubei Province city iron ore in the mineral deposit exploitation process of-410m level
2concentration curve and fan vibration earthquake intensity change curve are respectively as shown in Figure 5, Figure 6.As shown in Figure 5 in ore body exploitation process, O
2concentration is not too large fluctuation in without bursting work situation, only when face explosion, just can significantly decline, but along with the input of fresh air, return to gradually again normal concentration, and personnel must continue operation after this just entering getting working face; Fan vibration earthquake intensity can increase considerably when blower fan just starts as shown in Figure 6, then be decreased to gradually a certain value and remain unchanged, reason be blower fan while just having started rotational frequency move closer to the intrinsic frequency of blower fan, vibration amplitude increases, when rotational frequency surpasses intrinsic frequency and remains unchanged, Oscillation Amplitude reduces and maintains definite value; O
2concentration and fan vibration earthquake intensity all do not surpass early warning value, therefore system is normally moved alarm free;
Above-mentioned deep mining mine ventilation Intellisense provided by the invention and long-range unified regulator control system, after deploying according to above-mentioned embodiment, this system just can be carried out Intellisense and the remote control and regulation of automation, specific works process is: in deep mining mine ventilation system, after blower fan running parameter, machine operation parameter, Environmental Monitoring parameter change, the wind pressure transmitter 5 in data acquisition equipment, integrated vibration transmitter 6, air velocity transducer 7, Temperature Humidity Sensor 8, O
2concentration sensor 9, NO
2concentration sensor 10, CO concentration sensor 11 just can real-time perception gather latest data, then by analog input terminal 4, transfer to PLC switch board 3 the insides, monitor signal is after the conditioning and processing of analog input module 13, by TCP/IP Ethernet communication module 14, and middle level optical fiber ring network 18 and switch 17 transfer to the Industrial Personal Computer (IPC) 19 of upper strata monitor terminal, and frequency converter is connected with motor and the motor operating parameter of automatic acquisition can directly pass through TCP/IP Ethernet communication module 14, and middle level optical fiber ring network 18 and switch 17 transfer to the Industrial Personal Computer (IPC) 19 of upper strata monitor terminal, Industrial Personal Computer (IPC) is analyzed the information getting and process, realization is surveyed the real-time perception of monitoring target in whole deep mining mine ventilation monitoring range, to blower fan, promptly and accurately various dimensions early warning is carried out in the variation of machine operation parameter and Environmental Monitoring parameter, alert is carried out remote control and regulation by monitor terminal to each blower fan 1, the instruction of host computer transmitting is the reverse PLC of transferring to switch board 3, the operating condition of long-range unified regulation and control blower fan, when strengthening blower fan unified management level, improve the regulation and control efficiency of mine ventilation situation, regulation and control cost and potential safety hazard have been reduced, construction to Mine Energy Saving reduction of discharging and wisdom mine has great meaning.
Claims (9)
1. deep mining mine ventilation Intellisense and long-range unified regulator control system, it is characterized in that mainly by Intellisense equipment, PLC switch board (3), middle level optical fiber ring network (18), ring exchanger (17) and Industrial Personal Computer (IPC) (19) form, wherein: PLC switch board (3) is provided with analog input terminal (4), frequency converter (12), analog input module (13), communication module (14), CPU module (15), described analog input terminal (4) is connected with Intellisense equipment by cable, frequency converter (12) is connected with ventilation motor (2) and this motor operating parameter of automatic acquisition, then by CPU module (15), communication module (14), analog input module (13) and middle level optical fiber ring network (18) are communicated by letter with the Industrial Personal Computer (IPC) (19) of upper strata monitor terminal with ring exchanger (17).
2. deep mining mine ventilation Intellisense according to claim 1 and long-range unified regulator control system, is characterized in that described Intellisense equipment is comprised of the intelligent sensor and the transmitter that are arranged near deep mining mine fan.
3. deep mining mine ventilation Intellisense according to claim 2 and long-range unified regulator control system, is characterized in that described intelligent sensor adopts vibrating string type sensor, microelectronic sensor, poor resistance sensor or conventional sensor on the market.
4. deep mining mine ventilation Intellisense according to claim 2 and long-range unified regulator control system, is characterized in that described intelligent sensor adopts air velocity transducer (7), Temperature Humidity Sensor (8), O
2concentration sensor (9), NO
2concentration sensor (10), CO concentration sensor (11).
5. deep mining mine ventilation Intellisense according to claim 2 and long-range unified regulator control system, it is characterized in that described transmitter adopts wind pressure transmitter (5), integrated vibration transmitter (6), wherein: integrated vibration transmitter (6) is contained on Underground Fan (1) shell, and wind pressure transmitter (5) is arranged near blower fan.
6. deep mining mine ventilation Intellisense according to claim 1 and long-range unified regulator control system, it is characterized in that CPU module (15), analog input module (13), communication module (14), heating and dehumidification equipment (16) that described PLC switch board (3) is mainly connected by the signal of telecommunication, and frequency converter (12), power module and various shift knob form.
7. deep mining mine ventilation Intellisense according to claim 6 and long-range unified regulator control system, is characterized in that described communication module (14) adopts TCP/IP Ethernet communication module.
8. the purposes of deep mining mine ventilation Intellisense and long-range unified regulator control system described in arbitrary claim in claim 1 to 7, is characterized in that this system introduces the application in the joint development that virtual instrument of LabVIEW and programmable logic controller (PLC) PLC software carries out Intellisense and remote control software platform in deep mining mine ventilation field.
9. purposes according to claim 8, while it is characterized in that this system applies, adopts following step:
1) according to ventilation system, detect standard and field monitoring requirement, select near suitable position sensor installation and the PLC switch board of blower fan, and sensor signal cable is connected to the analog input terminal of PLC switch board the inside;
2), after PLC switch board installs, near the ring exchanger TCP/IP communication module in cabinet is connected to by armouring netting twine, form looped network order circuit;
3) Industrial Personal Computer (IPC) is mounted to control room, together with being connected to light looped network with armouring netting twine, then carries out the communication test of bottom Intellisense layer, middle level optical fiber ring network and upper strata monitor terminal;
4) after communication is debugged successfully, by host computer in control room, carry out long-range reception data, show in real time every monitoring parameter of blower fan, motor and near environment;
5) personnel that have a corresponding authority can consider blower fan, motor and the environmental monitoring data real-time monitoring, influencing each other of Mine Ventilation Resistances, fan performance curve and each adjacent blower fan, long-range transmission instruction, control start and stop, rotating and the frequency control of each blower fan, improve fast underground ventilating situation.
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| CN114415584A (en) * | 2021-12-24 | 2022-04-29 | 辽阳市弓长岭区瀚声矿业有限公司 | Remote centralized control unmanned control system and method for mining fan |
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