CN101902466B - Real-time control system for underground mobile communication and monitoring of coal mine - Google Patents
Real-time control system for underground mobile communication and monitoring of coal mine Download PDFInfo
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- CN101902466B CN101902466B CN2010102171374A CN201010217137A CN101902466B CN 101902466 B CN101902466 B CN 101902466B CN 2010102171374 A CN2010102171374 A CN 2010102171374A CN 201010217137 A CN201010217137 A CN 201010217137A CN 101902466 B CN101902466 B CN 101902466B
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Abstract
The invention relates to a real-time control system for underground mobile communication and monitoring of a coal mine, which comprises an underground information acquisition system and a ground monitoring system, wherein the underground system comprises a cellular ultra-small mobile base station and an information acquisition terminal; the ground monitoring system comprises an SIP RAN platform and an overground monitoring console, a bearer network between the underground information acquisition and the ground monitoring system is an IP broadband network, the IP broadband network is connected with the SIP RAN platform, and the cellular ultra-small mobile base station is connected with the IP broadband network; and the overground monitoring console is connected with the SIP RAN platform. The adoption of the structure can lead the real-time control system to use the IP protocol to carry out connection through the existing ADSL, LAN and other broadband circuits of a user, and the connection of the remote end from the IP network to a mobile network is realized by a special gateway. The real-time control system can seal signal coverage in the environment, be economic, be convenient to carry and reduce the radiation.
Description
Technical field
The present invention relates to the real-time control system of a kind of colliery underground mobile communication and monitoring, relating in particular between a kind of subsurface information acquisition system and the ground monitoring system is the colliery underground mobile communication of IP broadband networks connection and the real-time control system of monitoring.
Background technology
Coal is the topmost energy of China, but the situation of production in colliery allows of no optimist, and mine safety accidents takes place frequently, and not only causes huge economic loss, and has caused extremely abominable social influence.The backwardness of Mine Communication and monitoring technique, particularly mobile communication and monitoring technique is one of major reason of Frequent Accidents.
At present, the dynamic carrier communication of the principal mode of mine mobile communication, sew radio communication, intermediate frequency radio communication, inductive communication, Personal Handyphone System communication, based on communication of WiFi technology etc., the more problems that this several underground mobile communication system exists, interference free performance is very poor, figure viewed from behind noise is large, the full seam that can't realize underworkings covers, and system is very poor to the adaptability of environment for use, in addition, owing to do not adopt the widely used main flow mobile communication technology in ground, can't guarantee the upgrading of system.
Summary of the invention
The real-time control system that the purpose of this invention is to provide a kind of colliery underground mobile communication and monitoring, comprise subsurface information acquisition system and ground monitoring system, described subsurface information acquisition system comprises the honeycomb subminaturization mobile base station that sends information for transmission spaced antenna subsystem, a plurality of information acquisition modules, be used for covering the spaced antenna subsystem of subsurface information, described information acquisition module is sent to honeycomb subminaturization mobile base station by the spaced antenna subsystem with information, and described honeycomb subminaturization mobile base station links to each other with the IP broadband networks or links to each other with the IP broadband networks by wireless mesh network; Described ground monitoring system comprises SIP RAN platform for information management and control, is used for the ground control and monitor console of monitoring colliery down-hole information, internet, the CDMA of China Telecom, Public Switched Telephony Network, the subsurface information acquisition system is connected with the IP broadband networks respectively with ground monitoring system; Described internet links to each other with SIP RAN platform by the grouping busihess data node; The described CDMA of China Telecom links to each other with SIP RAN platform by the converged services device; Described Public Switched Telephony Network links to each other with SIP RAN platform by the SIP core network.
Described ground control and monitor console comprises device management module and the user management module that links to each other with SIP RAN platform, the dispatching desk that links to each other with the SIP core network, the picture control module that links to each other with the grouping busihess data node and data monitoring module; Described SIP core network links to each other with PSTN.
After adopting above structure, use IP agreement of the present invention connects by wideband circuits such as the existing ADSL of user, LAN, and far-end is realized linking to each other from the IP network to the mobile network by dedicated gateway.The high-quality signal covers in the sealed environment; The voice signal of high-quality; Economical and practical; It is convenient to carry, and can reduce radiation.
Description of drawings
The real-time control system configuration diagram of Fig. 1 colliery underground mobile communication and monitoring.
Embodiment
As shown in Figure 1 and Figure 2, DAS is the spaced antenna subsystem, and Femtocell is honeycomb subminaturization mobile base station, and MESH is wireless mesh network, and CSRV is the converged services device, and PDSN is the grouping busihess data node, realizes the CDMA of China Telecom Packet data service.Dispatching desk: realize voice and short message dispatching function that Safety of Coal Mine Production needs.Data monitoring module: the various data that Real Time Monitoring down-hole related sensor gathers.Picture control platform: image that can Real Time Monitoring underground moving camera collection.BTS is ground base station; PSTN is PSTN; Session Initiation Protocol is Session initiation Protocol; Real-time Transport Protocol is the real-time media host-host protocol.
The real-time control system of described colliery underground mobile communication and monitoring, comprise subsurface information acquisition system and ground monitoring system, described subsurface information acquisition system comprises honeycomb subminaturization mobile base station, a plurality of information acquisition module that sends information for transmission spaced antenna subsystem; Be used for covering the DAS of subsurface information, described information acquisition module is sent to honeycomb subminaturization mobile base station by DSA with information, and described honeycomb subminaturization mobile base station links to each other with the IP broadband networks or links to each other with the IP broadband networks by wireless mesh network; Described ground monitoring system comprises SIP RAN platform for information management and control, is used for the ground control and monitor console of monitoring colliery down-hole information, internet, the CDMA of China Telecom, Public Switched Telephony Network, the subsurface information acquisition system is connected with the IP broadband networks respectively with ground monitoring system; Described information acquisition module comprises voice capture device, data acquisition equipment, image capture device.Under coal mine, voice capture device comprises mobile phone; Data acquisition equipment is connected with related sensor, voice capture device is sent to DAS with radiofrequency signal after data communication device ovennodulation such as the associated monitoring data under the coal mine of transducer collection such as temperature, humidity, dust concentration, wind speed, concentration of toxic gases, image capture device gathers and transmits the realtime graphic of coal mine down-hole tunnel, by after the modulation radiofrequency signal being sent to DAS, the distance from the coal master tunnel according to information collecting device is different, takes different information transmission modes that the information that gathers is sent to the IP broadband networks:
In the coal master tunnel in the underground mining collecting system, China Telecom's CDMA radiofrequency signal that DAS collects sends to Femtocell, carry out despread-and-demodulation after Femtocell receives after, IP digital information is sent to the IP broadband networks.
Near the coal master tunnel, usually be no more than in 1 kilometer the tunnel, DAS is sent to Femtocell to the China Telecom's CDMA radiofrequency signal that collects, and Femtocell carries out despread-and-demodulation after receiving, then by MESH, IP digital information is sent to the IP broadband networks.
At the underground mining collecting system in the tunnel of main roadway distance away from, DAS is sent to optical fiber repeater to the China Telecom's CDMA radiofrequency signal that collects, optical fiber repeater converts China Telecom's CDMA radiofrequency signal to light signal, deliver to end of optical fiber repeater equipment by optical fiber transmission, end of optical fiber repeater equipment is converted to the CDMA of China Telecom radiofrequency signal with light signal, is resent to Femtocell.Femtocell carries out despread-and-demodulation after receiving, and at last IP digital information is sent to the IP broadband networks.
IP digital information through despread-and-demodulation is sent to SIP RAN platform by the IP broadband networks, then according to the kind of information, delivers to respectively the ground control and monitor console at ground monitoring center.
Voice call, the ground monitoring personnel send the session instruction by dispatching desk, this instruction connects SIP RAN platform by the SIP core network, mobile phone in the ground voice monitoring module with the session request by ground BTS and use the RFS agreement to send to SIP RAN platform, SIP RAN platform sends to DAS by Femtocell with the session request, DAS sends to this session request the mobile phone in the voice capture device again, this mobile phone sends to SIP RAN platform by former road with return information after receiving the session request, SIP RAN platform makes the passage ring after receiving the return information of mobile phone in the underground voice capture device, and the mobile phone in the ground voice monitoring module waits for that mobile phone is connected in the underground voice capture device.After mobile phone picks in the underground voice capture device, send connection request to SIP RAN platform; SIP RAN platform receives behind the connection request mobile phone in the earthward voice monitoring module and sends " OK " message and provide initialization for session.Mobile phone in the ground voice monitoring module receives and produces one after the message that SIP RAN platform sends and reply, and voice channel just is successfully established subsequently, realizes dispatching desk and personnel in the pit's Speech Communication.If need to realize interconnecting with the original PSTN network in colliery, then by E1 or FXO interface; If need to realize and the converged communication of China Telecom's cdma network, then realize by CSRV.
The monitoring of data message: data message is delivered to the data monitoring module by PDSN with corresponding data, and ground monitoring center personnel can understand the relevant environment in down-hole and the running status of equipment by the data monitoring module.
The monitoring of image information: image information is sent to the image monitoring module by PDSN, and ground monitoring center personnel can be by environment and the equipment running status of picture control module monitors down-hole.
In addition, native system can also be realized by disposing ground BTS the wireless coverage in mining area, ground, and mining area, ground personnel can use mobile phone and personnel in the pit to realize Speech Communication.
Described internet links to each other with SIP RAN platform by the grouping busihess data node; The described CDMA of China Telecom links to each other with SIP RAN platform by the converged services device; Described Public Switched Telephony Network links to each other with SIP RAN platform by the SIP core network.Described ground control and monitor console comprises device management module and the user management module that links to each other with SIP RAN platform, the dispatching desk that links to each other with the SIP core network, the picture control module that links to each other with the grouping busihess data node and data monitoring module; Described SIP core network links to each other with PSTN.SIP RAN platform obtains Communications service in the following manner on the coal mine:
Speech information: if carry out voice service by PSTN, by E1 or FXO interface, access SI P core network system accesses SIP RAN platform again; If carry out voice communication by the cdma network of China Telecom, then by CSRV access SIP RAN platform.Dispatching desk is sent to the SIP core network system to speech information, and the SIP core network uses Session Initiation Protocol and Real-time Transport Protocol and SIP RAN platform to link, and the voice messaging despread-and-demodulation is become IP digital information.
SIP RAN platform can provide following service this moment: basic mobile management and call-handling capability is provided; By IP consultative management and control ground BTS; Use Session Initiation Protocol and Real-time Transport Protocol and SIP core net UNICOM, realize the CDMA user of China Telecom and voip user's converged communication; The user management interface is provided, comprises address details information by the access user profile database, the scope of business, the log-on messages of corresponding sip user etc. realize that the user increases, and revise deletion.The HTTP framework is adopted in user management, and by the TCP80 port, it is the HTTP default port, can use the web-browsing device that user data is managed; The equipment control interface is provided, realizes configuration, monitoring, management to BTS.
SIP RAN platform is various data messages, the signal instruction form access IP broadband networks with IP digital information, and with coal mine under Femtocell contact.For the underground working communication of different distance, following three kinds of different modes are arranged:
In the colliery master tunnel, SIP RAN platform is sent to Femtocell by the IP broadband networks with IP digital information in the mode of IP agreement with data message, signal instruction, by Femtocell output through China Telecom's CDMA radiofrequency signal of ovennodulation to DAS, DAS sends to information acquisition module to signal again, the communicating by letter of realization and mobile phone, data acquisition equipment, image capture device.
Near colliery master tunnel, usually be no more than in 1 kilometer the tunnel, SIP RAN platform is by the IP broadband networks, IP digital information is sent to MESH, link by MESH and Femtocell, to DAS, DAS sends to information acquisition module to signal again through the CDMA of China Telecom of ovennodulation radiofrequency signal in output, the communicating by letter of realization and mobile phone, data acquisition equipment, image capture device.
From main roadway distance away from a tunnel and on the ground in the supervisory control system, SIP RAN platform is by the IP broadband networks, IP digital information is sent to Femtocell, Femtocell is sending into end of optical fiber repeater equipment through China Telecom's CDMA radiofrequency signal of ovennodulation, after converting light signal to, deliver to the CDMA of China Telecom optical fiber repeater by optical fiber transmission, optical fiber repeater converts light signal to China Telecom CDMA radiofrequency signal again and delivers to DAS, DAS sends to information acquisition module to signal again, the communicating by letter of realization and mobile phone, data acquisition equipment, image capture device.
The above; only be the better embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art within technical scope disclosed by the invention; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (7)
1. the real-time control system of a colliery underground mobile communication and monitoring, comprise subsurface information acquisition system and ground monitoring system, described subsurface information acquisition system comprises the honeycomb subminaturization mobile base station that sends information for transmission spaced antenna subsystem, a plurality of information acquisition modules, be used for covering the spaced antenna subsystem of subsurface information, described information acquisition module is sent to honeycomb subminaturization mobile base station by the spaced antenna subsystem with information, and described honeycomb subminaturization mobile base station links to each other with the IP broadband networks or links to each other with the IP broadband networks by wireless mesh network; Described ground monitoring system comprises SIP RAN platform for information management and control, is used for ground control and monitor console, internet, the CDMA of China Telecom, the Public Switched Telephony Network of monitoring colliery down-hole information, and it is characterized in that: the subsurface information acquisition system is connected with the IP broadband networks respectively with ground monitoring system; Described internet links to each other with SIP RAN platform by the grouping busihess data node; The described CDMA of China Telecom links to each other with SIP RAN platform by the converged services device; Described Public Switched Telephony Network links to each other with SIP RAN platform by the SIP core network.
2. the real-time control system of colliery underground mobile communication according to claim 1 and monitoring is characterized in that: be provided with Fiber repeater system between described honeycomb subminaturization mobile base station and the information acquisition module.
3. the real-time control system of colliery underground mobile communication according to claim 2 and monitoring, it is characterized in that: described Fiber repeater system is end of optical fiber repeater equipment and at least 1 optical fiber repeater.
4. according to claim 2 or the real-time control system of 3 described colliery underground mobile communications and monitoring, it is characterized in that: described information acquisition module comprises voice capture device, data acquisition equipment, image capture device.
5. the real-time control system of colliery underground mobile communication according to claim 1 and monitoring, it is characterized in that: described ground control and monitor console comprises device management module and the user management module that links to each other with SIP RAN platform, the dispatching desk that links to each other with the SIP core network, the picture control module that links to each other with the grouping busihess data node and data monitoring module.
6. the real-time control system of colliery underground mobile communication according to claim 5 and monitoring, it is characterized in that: described SIP core network links to each other with PSTN.
7. the real-time control system of colliery underground mobile communication and monitoring according to claim 1 or 5, it is characterized in that: described SIP RAN platform links to each other with RFS by ground BTS, RFS links to each other with ground voice monitoring module, and described RFS is Radio Frequency Subsystem.
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| CN102186185B (en) * | 2011-01-30 | 2014-06-25 | 宁夏电通实业发展有限责任公司 | Fieldwork communication and monitoring system and portable communication workstation |
| CN102448021A (en) * | 2011-12-29 | 2012-05-09 | 北京佳讯飞鸿电气股份有限公司 | Emergency trunking communication system |
| CN103220197A (en) * | 2013-04-27 | 2013-07-24 | 常州三维天地通讯系统有限公司 | Integrated mine communication system based on code division multiple access (CDMA) technology |
| CN103561237B (en) * | 2013-11-07 | 2017-02-08 | 山西科达自控股份有限公司 | Video monitoring system for laser imaging of mining equipment |
| CN114265373A (en) * | 2021-11-22 | 2022-04-01 | 煤炭科学研究总院 | Integrated control platform control system for fully mechanized mining face |
| CN115150855B (en) * | 2022-06-29 | 2023-03-21 | 煤炭科学技术研究院有限公司 | Mining converged communication system and communication method |
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| CN1676881A (en) * | 2005-05-20 | 2005-10-05 | 中国科学院计算技术研究所 | Sensor network based underground safety monitoring system, apparatus and method |
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| CN1676881A (en) * | 2005-05-20 | 2005-10-05 | 中国科学院计算技术研究所 | Sensor network based underground safety monitoring system, apparatus and method |
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