CN100501133C - Sensor network based underground safety monitoring system and method - Google Patents
Sensor network based underground safety monitoring system and method Download PDFInfo
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- CN100501133C CN100501133C CNB2005100711432A CN200510071143A CN100501133C CN 100501133 C CN100501133 C CN 100501133C CN B2005100711432 A CNB2005100711432 A CN B2005100711432A CN 200510071143 A CN200510071143 A CN 200510071143A CN 100501133 C CN100501133 C CN 100501133C
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Abstract
The invention relates to mine safety inspecting and wireless communication field, is a underground safety inspecting system based on sensor network and its device, techniques. The system includes ground monitor station, tunnel base station, wireless nodes. The systems techs include ground station techniques, tunnel station techniques, wireless nodes techniques. The ground monitoring station is for the communication between main computer and sensor network. The tunnel station has got sensors collecting data such as gas, carbon oxide, carbon dioxide, wind speed and transmitting the collected data together with personnel data to ground main control center by wireless and wired method. The system is competence to mine underground environment monitor, personnel locating and tracking, voice transmission, facilitating mine managing and scheduling, safety inspecting especially rescue of accidents.
Description
Technical field
The present invention relates to safety monitoring and wireless communication field under mine and the function, particularly a kind of underground safety monitoring system and method based on sensor network.
Background technology
Coal mine downhole safety work at present is one of most important work in process of coal mining, the working condition in colliery is very abominable, it is that gas explosion and gas are outstanding basically that major accident takes place, guarantee the safety in production in colliery, just must monitor the parameters such as start-stop state of pernicious gases such as gas, carbon monoxide, carbon dioxide under the mine and temperature, wind speed, key equipment.Just mine safety monitoring equipment must be installed for highly gassy mine, for the mine coal roadway of not equipping the mine safety monitoring system, half coal rock tunnel with have the driving face of the driving face of the rock gangway that gas gushes out, rock gangway that no gas is gushed out and the coal-face of low gaseous mine must equip monitoring mining instrument with lock between air and electricity function.Along with development in science and technology, coal mine safety monitoring equipment is brought in constant renewal in and is regenerated, and the safety factor of Coal Production improves constantly, but the still frequently generation of pernicious mine accident, mine staff life security is subjected to serious threat.The back rescue operation takes place and is subjected to influences such as the tunnel caves in easily in accident, is difficult in time find stranded mine staff.While, in case have an accident, salvaging was difficult in time carry out, thereby incurs loss through delay salvaging, greatly increases mine staff's danger coefficient because the mine staff is mobile big in the down-hole, and concrete personnel positions and quantity are difficult in time definite.
The subject matter that China's mine communication exists at present: the one, lack reliable, as to cover face width GSM.The 2nd, the networking of communication system, synthesization degree are not enough.The 3rd, the ability of anti-disaster, accident.Communication system is based on wired at present, in case disaster accident takes place, circuit very easily damages, and causes communication disruption; Medium frequency induction communication is under the impaired situation of induction transmission line, though unlike wire communication, be completely severed, but its communication distance also is greatly affected, and the requirement of mine communication is healed exactly under serious disasters and accidents, more needs to guarantee the unimpeded of safe disaster communication.
Summary of the invention
The problem that underground communica tion system before the present invention has overcome exists: the one, support wireless mobile communications, the underground work personnel carry mobile node, can realize moving speech communication; The 2nd, this wireless communication system is the part of downhole monitoring communication system, and this system has realized downhole monitoring, scheduling, the personnel positioning of networking and synthesization, function such as communicate by letter; The 3rd, this system is specially adapted to emergency relief, and the mobile node location technology of voice communication coupling system can realize wrecked personnel's rapid rescue, the loss that the minimizing accident is brought.This communication system can also be used for the daily scheduling of mine, safety management, work attendance etc.Improve the managerial skills and the production efficiency of mine.
The present invention carries out effective combination with Modern wireless communication technology and cable communicating technology, a whole set of mine safety monitoring system is provided, monitoring mine ambient parameter in real time not only, simultaneously location of personnel information and working condition under the monitor well in real time, the mine monitor staff can keep in touch with mine content staff at any time.Monitoring system is monitored down-hole information in real time, and various dangerous situations are made automatic reaction and report monitor staff.In case inevitable mine accident takes place, and monitoring system provides accident information, base station, tunnel (2) are back to ground monitoring base station (1) to the ambient parameter that collects, and the ground monitoring personnel can obtain the various environmental informations of down-hole by main control computer.The mode of having taked wire communication and radio communication to combine between base station, tunnel (2) and ground monitoring base station (1), under the situation that wire signal interrupts, wireless communication system is had an effect, and in the mode of data jump set, data is passed to ground monitoring base station (1) step by step from far near.Base station, tunnel (2) and radio node (3) adopt the mode of radio communication, base station, tunnel (2) is as the gateway of radio node (3), when node moves near each base station, tunnel (2), just register in this base station, tunnel (2), base station, tunnel (2) are back to ground monitoring base station (1) with information simultaneously, thereby the ground monitoring personnel obtain in this base station, tunnel (2) worker information on every side.This wireless security monitoring system can support voice communication, ground monitoring base station (1) staff can use monitoring system by wire cable signal to be transferred to base station, tunnel (2), the mode of base station, tunnel (2) by radio communication with transfer of data to radio node (3), thereby carry out voice communication with the mine staff.
A kind of underground safety monitoring system based on sensor network, it is characterized in that: constitute by the ground monitoring base station (1) with wireless communication module, base station, a plurality of tunnel (2) and radio node (3) with wireless communication module, the ground system main control computer receives the mine data message that is transmitted by base station, a plurality of tunnel (2) by ground monitoring base station (1), the data message of radio node (3) around base station, a plurality of tunnel (2) is responsible for collecting, radio node (3) is realized the node locating function by base station, a plurality of tunnel (2); Wherein, be connected by system bus between ground monitoring base station (1) and base station, a plurality of tunnel (2) and each base station, tunnel (2), when this system bus can not proper communication, data communication was carried out by wireless communication module and ground monitoring base station (1) in base station, a plurality of tunnel (2).
A kind of method of the underground safety monitoring system based on sensor network, it is characterized in that, ground monitoring base station (1) receives the information that base station, a plurality of tunnel (2) is returned, and it is passed to supervisory control comuter, simultaneously the control and the Query Information of computer can be sent to base station, a plurality of tunnel (2), systems approach comprises: ground monitoring base station methods, tunnel base station methods, radio node method.
This system can finish mine environmental monitoring, the tracking of mine personnel location, function of voice communication, helps mine command scheduling, safety monitoring, especially accident rescue operation.
In following detailed concrete real-time mode, although invention has been described with preferred form with characteristic to a certain degree, but can under the prerequisite that does not deviate from its aim and scope, implement various visibly different embodiment of the present invention, should understand under the situation of the scope that does not depart from claim thereafter, invention is not limited to specific embodiment.
Description of drawings:
Fig. 1 is a system construction drawing of the present invention.
Fig. 2 is ground monitoring architecture of base station figure of the present invention.
Fig. 3 is tunnel architecture of base station figure of the present invention.
Fig. 4 is a radio node structure chart of the present invention.
Fig. 5 is a systems approach flow chart of the present invention.
Fig. 6 is a ground monitoring base station methods flow chart of the present invention.
Fig. 7 is a tunnel of the present invention base station methods flow chart.
Fig. 8 is a radio node method flow diagram of the present invention.
The specific embodiment
As shown in Figure 1, set up the complete downhole wireless safety monitoring system of a cover, comprise following components: ground monitoring base station (1), base station, tunnel (2), radio node (3), mobile radio terminal constitute, the ground system main control computer receives the mine data message that is transmitted by base station, tunnel (2) by ground monitoring base station (1), data message of radio node (3) around base station, tunnel (2) are responsible for collecting.
The function that this downhole wireless safety monitoring system is realized comprises: the various ambient parameters in down-hole if ambient parameter exceeds standard, are then closed the control of relevant device as gas, carbon monoxide, carbon dioxide, temperature, the isoparametric real-time monitoring of wind speed automatically; Use the location of radio node (3) realization, ground monitoring personnel and mine staff's voice communication to the mine staff;
Whole system structure and function are as described below: base station, tunnel (2) gather environmental information by the multiple sensors that self connected, after information via arrangement that is collected and packing, by bus cable or wireless module, the data message of base station, tunnel (2) is sent to ground monitoring base station (1).On one's body radio node (3) was worn on by the miner, radio node (3) can communicate with base station, tunnel (2) on every side by communication.Radio node (3) around base station, tunnel (2) is determined communicates transfer data information with radio node (3).Ground monitoring base station (1) is responsible for collecting the data message of being sent here by base station, tunnel (2), and to base station, tunnel (2) transfer data information.Ground monitoring base station (1) connects base station, tunnel (2), communicates each other.Base station, tunnel (2) has wired and wireless two communication channels, plays a major role at wire message way at ordinary times.The mode of bus communication is adopted in base station, tunnel (2), and all base stations, tunnel (2) are articulated on the bus.Each base station, tunnel (2) has different addresses, and ground monitoring base station (1) sends Query Information to each base station, tunnel (2), after base station, tunnel (2) receive the instruction of this machine address, returns the current data information of this machine.Have wireless and wired two channels between ground monitoring base station (1) and base station, tunnel (2), when wired channel suffers damage and can not carry out valid data when communication, wireless channel is had an effect.Because base station, tunnel (2) can only communicate with the most contiguous base station, two tunnels (2), therefore, by data multi-hop transmission manner data are transferred to ground monitoring base station (1) step by step apart from ground monitoring base station (1) base station, tunnel (2) at a distance.Base station, tunnel (2) has controller, after the environmental information of gathering when base station, tunnel (2) surpasses index, and other working equipments of base station, tunnel (2) control relevant device closing shaft.
Fig. 2 is the structure chart of ground monitoring base station (1), and ground monitoring base station (1) is made of central processing unit, memory, EBI, wireless module, computer interface.Central processing unit, memory and computer interface, bus communication interface, wireless communication module are interconnected.
Processor is responsible for and will be handled from EBI or the next data of being gathered of wireless module transmission, and deliver to memory data are stored, ground monitoring base station (1) is as the gateway of whole wireless security monitoring system, and the information of all base stations, tunnel (2) all will be transmitted by ground monitoring base station (1).Ground monitoring base station (1) connects main control computer and downhole wireless safety monitoring part.The information of base station, tunnel (2) transfers to ground monitoring base station (1) by system bus (4) or communication, ground monitoring base station (1) is carried out the information of the base station, tunnel (2) that receives after integrated treatment and the simple storage, concentrate to send to main control computer and store and handle, data are presented in the main control software by main control software.While main control computer monitored base stations (1) earthward sends control command, by ground monitoring base station (1) order is made an explanation, and sends to base station, tunnel (2).Ground monitoring base station (1) has two kinds with the connected mode of base station, tunnel (2), a kind of is under common duty, ground monitoring base station (1) is connected with base station, tunnel (2) by system bus (4), all base stations, tunnel (2) all are articulated on the system bus, bus transfer adopts the mode of carrier modulation, thereby makes transmission range can reach farther.Another working method is under the situation that common duty goes wrong, as mine accident takes place, system bus is destroyed, can not carry out the situation of normal signal communication, ground monitoring base station (1) communicates by wireless communication module and base station, tunnel (2), receive the data message that send base station, tunnel (2), send control information to base station, tunnel (2) simultaneously.
Fig. 3 is base station, tunnel of the present invention (a 2) structure chart, and base station, tunnel (2) are for being articulated in the node on the system bus (4).Base station, tunnel (2) system architecture comprises central processing unit, memory, sensor, EBI, wireless communication module.Central processing unit, memory and sensor, EBI, wireless communication module are interconnected.The base station, tunnel is connected to sensor on (2), gathers ambient parameter information such as gas in the tunnel, carbon monoxide, carbon dioxide, temperature, wind speed respectively.The data that collected are handled through base station, tunnel (2) processor, be sent to ground monitoring base station (1) by system bus interface, the control command of ground monitored base stations (1) sends to base station, tunnel (2) by system bus interface simultaneously, and the underground equipment that base station, tunnel (2) are controlled manages control.Base station, tunnel (2) wire communication mode adopts the mode of power line carrier.When the mine accident of meeting accident caused system bus to interrupt, base station, tunnel (2) started wireless communication module, and data are transmitted by wireless communication module.When using wireless communication module, transfer of data adopts the multi-hop transmission manner, and the information of base station, each grade tunnel (2) will be transferred to base station, upper level tunnel (2), transmits successively up to ground monitoring base station (1).Equally, ground monitoring base station (1) uses wireless transmission method when base station, a certain tunnel (2) transmission information, also uses similar method, data is transmitted to subordinate successively, up to the required base station, tunnel (2) that reaches.Base station, tunnel (2) and radio node (3) on every side adopt the mode of radio communication to carry out transfer of data.The situation of radio node (3) around the monitoring of base station, tunnel (2) obtains to be present in this base station, tunnel (2) radio node (3) information on every side, and communicates with it.Base station, tunnel (2) is different with the wireless communication protocol between base station, tunnel (2) with the wireless communication protocol of radio node (3), so this communication mode only can communicate by letter with radio node (3), and can not send the data to other base station, tunnel (2).
Fig. 4 is radio node (a 3) structure chart.Radio node (3) comprises central processing unit, memory, speech processing module, wireless communication module.Central processing unit, memory and speech processing module, wireless communication module are interconnected.Radio node (3) is integrated on the mine lamp, uses mineral light that radio node (3) is powered.Speech processing module is responsible for gathering the mine staff's who wears this node voice messaging, and converts thereof into data signal, delivers to that processor is stored and transmission process.Processor is responsible for the data message that the processed voice processing module is sent here, it is delivered to wireless communication module transmit.The wireless data that wireless communication module receives also will be delivered to processor, after processor is handled, voice messaging is wherein delivered to speech processing module handle.Radio node (3) is finished two kinds of functions.The first, the function that the personnel that use voice module to finish grass personnel and this node of use carry out voice communication; The second, the mine staff who has this node can be determined this staff's positional information by base station, tunnel (2), for the mine personnel management provides very big convenience.
The downhole wireless safety monitoring system method of Fig. 5, its concrete steps are as follows:
Step S5-1, mine master supervisory control comuter and ground monitoring base station (1) start;
Step S5-2 starts base station, tunnel (2), and each is articulated in base station, tunnel (2) device start on the system bus (4);
Step S5-3, surface-monitoring equipment and base station, tunnel (2) connect by system bus (4) or wireless module, when system bus (4) can communicate, surface-monitoring equipment at first selects for use system bus to carry out data communication, when system bus can not proper communication, surface-monitoring equipment carried out data communication by wireless module and base station, tunnel (2);
Step S5-4, the data that base station, tunnel (2) collecting sensor is gathered, surface-monitoring equipment sends querying command to base station, tunnel (2), and base station, tunnel (2) send to surface-monitoring equipment to data;
Step S5-5, radio node (3) starts, when radio node (3) moves near the base station, a certain tunnel (2), connect with this base station, tunnel (2), register in this base station, tunnel (2), base station, tunnel (2) can obtain the information of this radio node (3), can carry out voice communication simultaneously;
Step S5-6, because outer thereby when causing the system bus cisco unity malfunction, base station, tunnel (2) start wireless communication module when base station, tunnel (2), the method that adopts multi-hop to transmit is carried out data communication with ground monitoring base station (1).
Ground monitoring base station (1) method flow diagram of Fig. 6, its concrete steps are as follows:
Step S6-1, system starts;
Step S6-2, power supply power supply in ground monitoring base station (1) starts;
Step S6-3, ground monitoring base station (1) communicates with main control computer, connects;
Step S6-4, ground monitoring base station (1) using system bus is sought the base station, tunnel (2) of registering in system, send confirmation to each base station, tunnel (2), connects;
Step S6-5, when ground monitored base stations (1) can not search out base station, a certain tunnel (2), the illustrative system bus was located to go wrong in this base station, tunnel (2), started wireless communication module, used the mode of radio communication, connected with this base station, tunnel (2);
Step S6-6, ground monitoring base station (1) carries out data communication with base station, tunnel (2) and main control computer.
Base station, tunnel (2) method flow diagram of Fig. 7, its concrete steps are as follows:
Step S7-1, system starts;
Step S7-2, the power supply of base station, tunnel (2) power supply, startup;
Step S7-3, base station, tunnel (2) using system bus (4) is communicated by letter with ground monitoring base station (1), connects, and base station, tunnel (2) are passive communication mode, querying command is sent to each base station, tunnel (2) in ground monitoring base station (1), and base station, tunnel (2) just have the authority that obtains Data transmission;
Step S7-4, if system bus (4) can normally use, then base station, tunnel (2) connect by system bus (4) and ground monitoring base station (1);
Step S7-5, when causing this section system bus to transmit information if specific question appears in a certain section system bus, the base station, tunnel (2) that then is positioned at this section system bus starts wireless communication module, wireless data communications is carried out between (2) in the base station, tunnel, when radio communication is carried out in base station, a plurality of tunnel (2), adopt the method for multi-hop transmission, with data along base station, each grade tunnel (2) earthward monitored base stations (1) transmit;
Step S7-6, after connecting, base station, tunnel (2) carry out data communication according to the connected mode that above-mentioned steps adopted with ground monitoring base station (1);
Step S7-7, base station, tunnel (2) start sensor is gathered ambient condition information, the method for using above-mentioned steps 3 or step 4 simultaneously with data earthward monitored base stations (1) transmit;
Step S7-8, around detecting, base station, tunnel (2) have radio node (3) to exist, then communicate with this radio node (3), make this radio node (3) register in this base station, tunnel (2), to ground monitoring base station (1), the information with ground monitoring base station (1) is passed to radio node (3) simultaneously with the data information transfer of radio node (3) in base station, tunnel (2).
The method flow diagram of the radio node of Fig. 8 (3), its step is as follows:
Step S8-1, the power supply of radio node (3) system, node starts;
Step S8-2, radio node (3) outwards sends wireless data signal, seeks to be in this node base station, tunnel (2) on every side;
Step S8-3, register in this base station, tunnel (2) base station, tunnel (2) around radio node (3) is found, and then base station, tunnel (2) notify ground monitoring base station (1), and this base station, tunnel (2) has the existence of this radio node (3) on every side.Radio node (3) self has the function of multi-hop transmission, and radio node at first communicates distance to be judged, registers in the base station, tunnel then;
Step S8-4, for the nearer radio node (3) in base station, distance tunnel (2), this node uses the mode of direct communication, registers in base station, tunnel (2);
Step S8-5, for base station, distance tunnel (2) radio node (3) far away, wireless signal can not directly arrive base station, tunnel (2), and then radio node (3) uses the method for multi-hop transmission, registers in base station, tunnel (2) by other nodes.
Step S8-6, after connecting, radio node (3) carries out data communication with base station, tunnel (4);
Step S8-7, when needs carry out voice communication, the ground monitoring personnel send voice communication information by ground monitoring base station (1) to base station, tunnel (2), base station, tunnel (2) is forwarded to the voice communication information that receives on the radio node (3) of required arrival, by radio node (3) speech processing module data transaction is become voice output again, receive by the mine staff.The mine staff will with the ground monitoring personnel carry out voice communication then earthward the monitor staff send request, the base station, tunnel (2) that these data are registered by radio node (3) is sent to ground monitoring base station (1), be input to main control computer afterwards, after the ground monitoring personnel receive request, send data and agree this request, then the ground monitoring personnel can carry out voice communication with the mine staff who holds this radio node (3).
Claims (16)
1, a kind of underground safety monitoring system based on sensor network, it is characterized in that: constitute by the ground monitoring base station (1) with wireless communication module, base station, a plurality of tunnel (2) and radio node (3) with wireless communication module, the ground system main control computer receives the mine data message that is transmitted by base station, a plurality of tunnel (2) by ground monitoring base station (1), the data message of radio node (3) around base station, a plurality of tunnel (2) is responsible for collecting, radio node (3) is realized the node locating function by base station, a plurality of tunnel (2); Wherein, be connected by system bus between ground monitoring base station (1) and base station, a plurality of tunnel (2) and each base station, tunnel (2), when this system bus can not proper communication, data communication was carried out by wireless communication module and ground monitoring base station (1) in base station, a plurality of tunnel (2).
2, the underground safety monitoring system based on sensor network according to claim 1 is characterized in that: described ground monitoring base station (1) receives the data message by base station, tunnel (2) transmission, and to base station, tunnel (2) transmission information; Described ground monitoring base station (1) is made of central processing unit, memory, bus communication interface, wireless communication module, computer interface, and described central processing unit, memory and computer interface, bus communication interface, wireless communication module are interconnected.
3, the underground safety monitoring system based on sensor network according to claim 1, it is characterized in that: base station, described tunnel (2) has multiple sensors, be used to gather mine environmental parameter, comprise gas, carbon monoxide, carbon dioxide, temperature, wind speed.
4, the underground safety monitoring system based on sensor network according to claim 1, it is characterized in that: the mode of radio communication and wire communication combination is adopted in base station, described tunnel (2), carry out transfer of data, base station, tunnel (2) receives the data message of radio node, and monitored base stations (1) sends information data and receives the control signal of being sent by the ground main control base station earthward; Base station, described tunnel (2) comprises central processing unit, memory, sensor, EBI, wireless communication module, and central processing unit, memory and sensor, EBI, wireless communication module are interconnected.
5, the underground safety monitoring system based on sensor network according to claim 4 is characterized in that: base station, described tunnel (2) wire communication mode adopts the mode of power line carrier.
6, the underground safety monitoring system based on sensor network according to claim 4, it is characterized in that: base station, described tunnel (2) is in place that wire communication can not be carried out, adopt the mode of radio communication, carry out the data jump set, step by step with transfer of data to ground monitoring base station (1).
7, the underground safety monitoring system based on sensor network according to claim 1 is characterized in that: described radio node (3) has radio communication and control module, carries out radio communication with base station, described tunnel (2); Described radio node (3) comprises central processing unit, memory, speech processing module, wireless communication module, and central processing unit, memory and speech processing module, wireless communication module are interconnected.
8, the underground safety monitoring system based on sensor network according to claim 7 is characterized in that: described radio node (3) and mine lamp combination, use the power supply of mine lamp storage battery or reserve battery.
9, a kind of method of the underground safety monitoring system based on sensor network, it is characterized in that, ground monitoring base station (1) receives the information that base station, a plurality of tunnel (2) is returned, and it is passed to supervisory control comuter, simultaneously the control and the Query Information of supervisory control comuter can be sent to base station, a plurality of tunnel (2), systems approach comprises: ground monitoring base station methods, tunnel base station methods, radio node method; Its step of systems approach is as follows:
Step S5-1, mine master supervisory control comuter and ground monitoring base station (1) start;
Step S5-2 starts base station, tunnel (2), and each is articulated in base station, tunnel (2) device start on the system bus (4);
Step S5-3, surface-monitoring equipment and base station, tunnel (2) connect by system bus (4) or wireless module, when system bus (4) can communicate, surface-monitoring equipment at first selects for use system bus (4) to carry out data communication, when system bus can not proper communication, surface-monitoring equipment carried out data communication by wireless module and base station, tunnel (2);
Step S5-4, the data that base station, tunnel (2) collecting sensor is gathered, surface-monitoring equipment sends querying command to base station, tunnel (2), and base station, tunnel (2) send to surface-monitoring equipment to data;
Step S5-5, radio node (3) starts, when radio node (3) moves near the base station, a certain tunnel (2), connect with this base station, tunnel (2), register in this base station, tunnel (2), base station, tunnel (2) can obtain the information of this radio node (3), can carry out voice communication simultaneously;
Step S5-6, because outer thereby when causing the system bus cisco unity malfunction, base station, tunnel (2) start wireless communication module when base station, tunnel (2), the method that adopts multi-hop to transmit is carried out data communication with ground monitoring base station (1).
10, the method for the underground safety monitoring system based on sensor network according to claim 9, it is characterized in that, base station, tunnel (2) connected mode, when operate as normal, the wire communication mode is adopted in base station, tunnel (2), and be the bus working method, all base stations, tunnel (2) are articulated on the bus.
11, the method for the underground safety monitoring system based on sensor network according to claim 9, it is characterized in that, base station, tunnel (2) connected mode, when accident of mine disaster takes place, when wire signal is interrupted, the mode of communicating wireless signals is adopted in base station, tunnel (2), adopts the method for data multi-hop transmission, will be passed to ground monitoring base station (1) apart from ground monitoring base station (1) signal at a distance.
12, the method for the underground safety monitoring system based on sensor network according to claim 9 is characterized in that radio node (3) is connected with base station, tunnel (2), uses the method for wireless multi-hop network.
13, the method for the underground safety monitoring system based on sensor network according to claim 9 is characterized in that radio node (3) is to base station, tunnel (2) home position, voice messaging.
14, the method for the underground safety monitoring system based on sensor network according to claim 9, the ground monitoring base station methods, its concrete steps are as follows:
Step S6-1, system starts;
Step S6-2, power supply power supply in ground monitoring base station (1) starts;
Step S6-3, ground monitoring base station (1) communicates with main control computer, connects;
Step S6-4, ground monitoring base station (1) using system bus (4) is sought the base station, tunnel (2) of registering in system, send confirmation to each base station, tunnel (2), connects;
Step S6-5, when ground monitored base stations (1) can not search out base station, a certain tunnel (2), the illustrative system bus was located to go wrong in this base station, tunnel (2), started wireless communication module, used the mode of radio communication, connected with this base station, tunnel (2);
Step S6-6, ground monitoring base station (1) carries out data communication with base station, tunnel (2) and main control computer.
15, the method for the underground safety monitoring system based on sensor network according to claim 9, the tunnel base station methods, its concrete steps are as follows:
Step S7-1, system starts;
Step S7-2, the power supply of base station, tunnel (2) power supply, startup;
Step S7-3, base station, tunnel (2) using system bus (4) is communicated by letter with ground monitoring base station (1), connects, and base station, tunnel (2) are passive communication mode, querying command is sent to each base station, tunnel (2) in ground monitoring base station (1), and base station, tunnel (2) just have the authority that obtains Data transmission;
Step S7-4, if system bus (4) can normally use, then base station, tunnel (2) connect by system bus (4) and ground monitoring base station (1);
Step S7-5, when causing this section system bus to transmit information if specific question appears in a certain section system bus, the base station, tunnel (2) that then is positioned at this section system bus starts wireless communication module, wireless data communications is carried out between (2) in the base station, tunnel, when radio communication is carried out in base station, a plurality of tunnel (2), adopt the method for multi-hop transmission, with data along base station, each grade tunnel (2) earthward monitored base stations (1) transmit;
Step S7-6, after connecting, base station, tunnel (2) carry out data communication according to the connected mode that above-mentioned steps adopted with ground monitoring base station (1);
Step S7-7, base station, tunnel (2) start sensor is gathered ambient condition information, the method for using above-mentioned steps 3 or step 4 simultaneously with data earthward monitored base stations (1) transmit;
Step S7-8, around detecting, base station, tunnel (2) have radio node (3) to exist, then communicate with this radio node (3), make this radio node (3) register in this base station, tunnel (2), to ground monitoring base station (1), the information with ground monitoring base station (1) is passed to radio node (3) simultaneously with the data information transfer of radio node (3) in base station, tunnel (2).
16, the method for the underground safety monitoring system based on sensor network according to claim 9, the method for radio node, its step is as follows:
Step S8-1, the power supply of radio node (3) system, node starts;
Step S8-2, radio node (3) outwards sends wireless data signal, seeks to be in this node base station, tunnel (2) on every side;
Step S8-3, register in this base station, tunnel (2) base station, tunnel (2) around radio node (3) is found, and then base station, tunnel (2) notify ground monitoring base station (1), and this base station, tunnel (2) has the existence of this radio node (3) on every side.Radio node (3) self has the function of multi-hop transmission, and radio node at first communicates distance to be judged, registers in the base station, tunnel then;
Step S8-4, for the nearer radio node (3) in base station, distance tunnel (2), this node uses the mode of direct communication, registers in base station, tunnel (2);
Step S8-5, for base station, distance tunnel (2) radio node (3) far away, wireless signal can not directly arrive base station, tunnel (2), and then radio node (3) uses the method for multi-hop transmission, registers in base station, tunnel (2) by other nodes.
Step S8-6, after connecting, radio node (3) carries out data communication with base station, tunnel (4);
Step S8-7, when needs carry out voice communication, the ground monitoring personnel send voice communication information by ground monitoring base station (1) to base station, tunnel (2), base station, tunnel (2) is forwarded to the voice communication information that receives on the radio node (3) of required arrival, by radio node (3) speech processing module data transaction is become voice output again, receive by the mine staff.The mine staff will with the ground monitoring personnel carry out voice communication then earthward the monitor staff send request, the base station, tunnel (2) that these data are registered by radio node (3) is sent to ground monitoring base station (1), be input to main control computer afterwards, after the ground monitoring personnel receive request, send data and agree this request, then the ground monitoring personnel can carry out voice communication with the mine staff who holds this radio node (3).
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