CN101932131A - Heterogeneous multi-channel wireless sensor underground detection system - Google Patents
Heterogeneous multi-channel wireless sensor underground detection system Download PDFInfo
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- CN101932131A CN101932131A CN201010275641XA CN201010275641A CN101932131A CN 101932131 A CN101932131 A CN 101932131A CN 201010275641X A CN201010275641X A CN 201010275641XA CN 201010275641 A CN201010275641 A CN 201010275641A CN 101932131 A CN101932131 A CN 101932131A
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Abstract
The invention discloses a heterogeneous multi-channel wireless sensor underground detection system, which comprises a backbone network, a gateway, a base station, a monitoring center and n sensor subnetworks with the same structure, wherein the backbone network comprises a backbone network sink node and n backbone network receiving nodes; each sensor subnetwork comprises m subnetwork data acquisition nodes and a subnetwork data sink node; the subnetwork data acquisition nodes are wirelessly connected with corresponding backbone network receiving nodes through the subnetwork data sink node; and the n backbone network receiving nodes respectively pass through the backbone network sink node, the gateway and the base station in turn and then are connected with the monitoring center. The system has the advantages of improving the integration level of monitoring objectives and monitored objects, and reducing cost.
Description
Technical field
Remote supervision system detection system of the present invention, the node that particularly is used for a kind of isomery multi-channel wireless sensor network of mining safety monitoring is formed and communication means.
Background technology
At present, the monitoring mining of many countries all is in personal monitoring's stage in the world, because the variation of environment can not in time be communicated to the ground monitoring center in the mine, when causing mine disaster to take place, the staff can not in time withdraw the danger zone under the mine, has caused great casualties and economic loss.China is because mine disaster takes place frequently, and the purpose monitoring system has been installed in many emphasis mining area.But existing Mine Monitoring and Control System all exists problems such as versatility is poor, degree of intelligence is low, has not both met the requirement of intelligent centralized monitor, can not satisfy the needs of safety in production again.Therefore, how in time, reliably environmental aspect under the mine is monitored and abnormal information is sent to Surveillance center fast and accurately and in time notifies staff on the line to seem extremely important.
At present, the problem that mainly exists of coal mine safety monitoring supervisory control system has the following aspects:
1, existing mine purpose monitoring system is all at a certain monitored object exploitation, be special-purpose supervisory control systems such as single Environmental security, belt start-stop, lifting transportation, equipment start-stop, thereby cause equipment, accessory not general mutually, channel is done things in his own way, and information can not be shared.
2, existing mine purpose monitoring system is a certain monitoring purposes and develops, and the user is difficult to realize by shirtsleeve operation the purpose of many-sided monitoring.
3, existing mine purpose monitoring system all needs higher cost and power consumption, and autgmentability is not strong, and being difficult to increases guarded region easily with the expansion of mine scale.
Summary of the invention
Technical problem: the construction method and the communication means that the objective of the invention is to design a kind of wireless sensor network, increase under the little situation at whole network cost, add a plurality of subnets, each subnet takies independent communication channel, the two-level network framework that constructs " subnet+backbone network " carries out transfer of data, the isomery networking mode that the network architecture adopts wire communication to combine with radio communication improves the stability and the reliability of whole wireless sensor network with this.Wherein, designed sensor node circuit is simple, data transfer mode is advanced, network scalability is strong, low in energy consumption, cost is low.
Technical scheme:
The present invention adopts following technical scheme for achieving the above object:
The multi-channel wireless sensor underground detection system of a kind of isomery of the present invention, comprise backbone network, gateway, the base station, monitoring center and n the transducer subnet that structure is identical, wherein backbone network comprises backbone network aggregation node and n backbone network receiving node, each transducer subnet comprises that all m sub-netting index is according to acquisition node and subnet convergence node, the subnet data acquisition node is respectively by subnet convergence node and corresponding backbone network receiving node wireless connections, n backbone network receiving node is respectively successively by the backbone network aggregation node, gateway, be connected with monitoring center behind the base station, wherein n, m is the natural number greater than 1.
Preferably, described subnet data acquisition node comprises power supply unit, data processor, transducer and wireless transceiver circuit, wherein power supply unit is powered to data processor, and data processor is sent to subnet convergence node by wireless transceiver circuit after with the data processing of sensor acquisition.
Preferably, described subnet data acquisition node comprises fixed data acquisition node and mobile data acquisition node, and the fixed data acquisition node is deployed in the bottom on the mine working face, and the mobile data acquisition node is deployed in miner's body.
Preferably, described backbone network receiving node comprises power supply unit, data processor, serial port circuit and wireless transceiver circuit, wherein power supply unit is powered to data processor, and the subnet sensing data that data processor will send by the corresponding subnet convergence node that serial port circuit receives is handled the back and is sent to the backbone network aggregation node by wireless transceiver circuit.
Preferably, described backbone network aggregation node comprises power supply unit, data processor, serial port circuit and wireless transceiver circuit, wherein power supply unit is powered to data processor, and the subnet sensing data that data processor will send by the corresponding subnet convergence node that serial port circuit receives is handled the back and is sent to gateway by wireless transceiver circuit.
Preferably, described subnet data acquisition node comprises sensor assembly, radio-frequency module and energy supply module, and wherein the energy supply module is given the power supply of sensor assembly and radio-frequency module respectively, and sensor assembly is connected with radio-frequency module is two-way.
Beneficial effect:
One, the sensor node that the present invention is designed, the sensor assembly, radio-frequency module and the energy supply module that comprise mutual electrical connection and communication, install concentratedly on a sensor node according to humidity sensor, pressure sensor, combustible gas sensor and oxygen sensor that the needs of actual environment are installed, the analogue data of sending collection by 4 AD oral instructions is handled to radio-frequency module and is passed through antenna transmission, improve the integrated level of purpose monitoring purpose and object, reduced cost.
Its two, the sensor node that is used for mining safety monitoring of the present invention design has adopted a series of low-power consumption measures: 1, adopted low-power consumption, components and parts that integrated level is high; 2, adopted the supply power mode of single supply, low-voltage; 3, adopt power supply chip to carry out the lifting of voltage in a large number, make the current loss of circuit drop to minimum.
Description of drawings
Fig. 1 is the wireless sensor network schematic diagram.
Fig. 2 is a subnet data acquisition node schematic diagram.
Fig. 3 is a backbone network receiving node schematic diagram.
Fig. 4 is a convergence node schematic diagram.
Fig. 5 is the composition frame chart of terminal data acquisition node.
Embodiment
Below in conjunction with accompanying drawing and concrete embodiment the present invention is described in further detail.
As shown in Figure 1, wireless sensor network described in the invention is formed by several subnets, a backbone network and a gateway structure, and each subnet and backbone network all use the communication channel of independent frequency to carry out radio communication, do not disturb mutually.Form according to acquisition node ED-S and subnet convergence node AP-S by the experimental process netting index respectively in the subnet.Corresponding network number is gone in node programming in each subnet, makes it carry out radio communication with other node in this subnet, has guaranteed that the node in each subnet can not cause loss of data owing to adding wrong network.Described plurality of sub netting index at first joins the network of being set up by subnet convergence node according to acquisition node, by communication, sensing data is sent to subnet convergence node again.Subnet convergence node and other acquisition node make up wireless sensor network, Frame by data acquisition node transmission in the wireless receiving subnet, use the serial communication mode to be sent to the receiving node of backbone network all data of receiving, finish the subnetwork management work simultaneously.Described backbone network receiving node, corresponding uniquely each subnet by the serial communication mode, is responsible for receiving the all-ones subnet sensing data that subnet convergence node sends, and is used wireless mode to be sent to backbone network convergence node the data of receiving.Each respective nodes all will be finished above-mentioned action in the all-ones subnet.Convergence node in the backbone network is sent to gateway to its data that receive the most at last, keeps supplying the stratum server monitoring and uses.
As shown in Figure 2, the terminal data acquisition node be the subnet data acquisition node be by carry the sensor assembly of particular sensor means, be used for carrying out with subnet internal data aggregation node the radio receiving transmitting module of radio communication, the data processor module and the supply module that are used for data processing constitute.Supply module adopts lithium battery to be the power supply of node each several part, the particular data of sensor acquisition surrounding environment, data processor is reinforced 51 single-chip microcomputers, be used for regularly the go forward side by side correction of line data frame format of receiving sensor data, the Frame that will meet specific format is sent to radio receiving transmitting module, is sent to the convergence node.
As shown in Figure 3, the backbone network receiving node has reduced sensor assembly than the subnet data acquisition node, has increased serial communication modular.Serial port module is mainly used in and receives the subnet sensing data that corresponding subnet convergence node sends.Use the serial communication mode, solved the data interaction task of subnet and backbone network, and wire transmission has also further guaranteed the reliability of data.For radio receiving transmitting module, be mainly used in and add backbone network and the sensing data of each subnet is sent to backbone network convergence node.
As shown in Figure 4, convergence node schematic diagram is consistent with each module shown in Fig. 3, but realizes that function is different.For the convergence node of subnet, shown in radio receiving transmitting module be used to receive the sensing data that sends by the subnet data acquisition node, the data of receiving will be by serial communication, is sent to backbone network receiving node that should subnet; For the backbone network aggregation node, shown in radio receiving transmitting module be used for each subnet sensing data that wireless receiving is sent by the backbone network receiving node, the data of receiving will be sent to gateway by serial communication, by host computer data will be for further processing.
As shown in Figure 5, the composition frame chart of subnet data acquisition node, comprise sensor assembly, radio-frequency module and energy process module, sensor assembly directly is electrically connected with the energy process module, and radio-frequency module is electrically connected with sensor assembly and energy process module by the one 24 pin interface JP1 and the 3 24 pin interface H1.
Claims (6)
1. the multi-channel wireless sensor underground detection system of an isomery, it is characterized in that comprising backbone network, gateway, the base station, monitoring center and n the transducer subnet that structure is identical, wherein backbone network comprises backbone network aggregation node and n backbone network receiving node, each transducer subnet comprises that all m sub-netting index is according to acquisition node and subnet convergence node, the subnet data acquisition node is respectively by subnet convergence node and corresponding backbone network receiving node wireless connections, n backbone network receiving node is respectively successively by the backbone network aggregation node, gateway, be connected with monitoring center behind the base station, wherein n, m is the natural number greater than 1.
2. the multi-channel wireless sensor underground detection system of a kind of isomery according to claim 1, it is characterized in that described subnet data acquisition node comprises power supply unit, data processor, transducer and wireless transceiver circuit, wherein power supply unit is powered to data processor, and data processor is sent to subnet convergence node by wireless transceiver circuit after with the data processing of sensor acquisition.
3. the multi-channel wireless sensor underground detection system of a kind of isomery according to claim 1 and 2, it is characterized in that described subnet data acquisition node comprises fixed data acquisition node and mobile data acquisition node, the fixed data acquisition node is deployed in the bottom on the mine working face, and the mobile data acquisition node is deployed in miner's body.
4. the multi-channel wireless sensor underground detection system of a kind of isomery according to claim 1, it is characterized in that described backbone network receiving node comprises power supply unit, data processor, serial port circuit and wireless transceiver circuit, wherein power supply unit is powered to data processor, and the subnet sensing data that data processor will send by the corresponding subnet convergence node that serial port circuit receives is handled the back and is sent to the backbone network aggregation node by wireless transceiver circuit.
5. according to the multi-channel wireless sensor underground detection system of claim 1 or 4 described a kind of isomeries, it is characterized in that described backbone network aggregation node comprises power supply unit, data processor, serial port circuit and wireless transceiver circuit, wherein power supply unit is powered to data processor, and the subnet sensing data that data processor will send by the corresponding subnet convergence node that serial port circuit receives is handled the back and is sent to gateway by wireless transceiver circuit.
6. the multi-channel wireless sensor underground detection system of a kind of isomery according to claim 1, it is characterized in that described subnet data acquisition node comprises sensor assembly, radio-frequency module and energy supply module, wherein the energy supply module is given the power supply of sensor assembly and radio-frequency module respectively, and sensor assembly is connected with radio-frequency module is two-way.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183930A (en) * | 2011-03-18 | 2011-09-14 | 杭州电子科技大学 | Personnel location monitoring system and location method under chemical scene |
| CN102685211A (en) * | 2012-04-09 | 2012-09-19 | 南京龙渊微电子科技有限公司 | Fire remote monitoring system and method based on mine wireless sensor network of cloud computing |
| US9424740B2 (en) | 2011-09-06 | 2016-08-23 | General Electric Company | Monitoring system and method |
| CN106332429A (en) * | 2016-08-17 | 2017-01-11 | 桐城市闲产网络服务有限公司 | Novel solar street lamp measurement and control system based o Internet-of-things technology |
| CN106597931A (en) * | 2016-12-02 | 2017-04-26 | 安徽波维电子科技有限公司 | Tuner multichannel signal acquisition system based on DSP chip |
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| CN101446205A (en) * | 2008-12-25 | 2009-06-03 | 山东大学 | Coal-mine gas monitoring system comprising wireless sensor network |
| CN201339487Y (en) * | 2009-01-20 | 2009-11-04 | 北京工商大学 | Real-time monitoring system for coal mine underground environmental safety based on wireless sensor network |
| CN101938514A (en) * | 2010-08-26 | 2011-01-05 | 青海西部矿业科技有限公司 | Heterogeneous multi-channel wireless sensor network based underground monitoring system |
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- 2010-09-07 CN CN201010275641XA patent/CN101932131A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101446205A (en) * | 2008-12-25 | 2009-06-03 | 山东大学 | Coal-mine gas monitoring system comprising wireless sensor network |
| CN201339487Y (en) * | 2009-01-20 | 2009-11-04 | 北京工商大学 | Real-time monitoring system for coal mine underground environmental safety based on wireless sensor network |
| CN101938514A (en) * | 2010-08-26 | 2011-01-05 | 青海西部矿业科技有限公司 | Heterogeneous multi-channel wireless sensor network based underground monitoring system |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183930A (en) * | 2011-03-18 | 2011-09-14 | 杭州电子科技大学 | Personnel location monitoring system and location method under chemical scene |
| CN102183930B (en) * | 2011-03-18 | 2012-08-29 | 杭州电子科技大学 | Personnel location monitoring system and location method under chemical scene |
| US9424740B2 (en) | 2011-09-06 | 2016-08-23 | General Electric Company | Monitoring system and method |
| CN102685211A (en) * | 2012-04-09 | 2012-09-19 | 南京龙渊微电子科技有限公司 | Fire remote monitoring system and method based on mine wireless sensor network of cloud computing |
| CN106332429A (en) * | 2016-08-17 | 2017-01-11 | 桐城市闲产网络服务有限公司 | Novel solar street lamp measurement and control system based o Internet-of-things technology |
| CN106597931A (en) * | 2016-12-02 | 2017-04-26 | 安徽波维电子科技有限公司 | Tuner multichannel signal acquisition system based on DSP chip |
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Application publication date: 20101229 |