CN103150530B - A kind of coal mine down-hole personnel localization method - Google Patents
A kind of coal mine down-hole personnel localization method Download PDFInfo
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- CN103150530B CN103150530B CN201310057100.3A CN201310057100A CN103150530B CN 103150530 B CN103150530 B CN 103150530B CN 201310057100 A CN201310057100 A CN 201310057100A CN 103150530 B CN103150530 B CN 103150530B
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Abstract
The invention discloses a kind of coal mine down-hole personnel localization method, need to realize in the tunnel of personnel positioning at underground coal mine, lay radio frequency scale cable, this radio frequency scale cable base band is a wire, press close to wire and be placed equidistant multiple passive radio frequency label, it carries out contactless RFID communication with entering the active radio frequency tag that well personnel carry with, namely reader can read just at the ID identification code of the radio-frequency (RF) tag of communication state and time sequence information, and it is uploaded to ground-based server by network, then pass through computational analysis, personnel positioning function is completed in conjunction with the two-dimentional or three-dimensional ore deposit figure of mine.This localization method is compared with conventional mapping methods, there is the advantages such as positioning precision height, strong interference immunity, construction cost be low, it is particularly suited for mine down-hole special environment, also expansible tunnel, tunnel, the cavern etc. of being applied to are in strip, other wireless location mode is limited, and mobile object (personnel, vehicle, goods and materials etc.) needs real-time pinpoint environment.
Description
Technical field
The present invention relates to and automatically identify and field of locating technology, particularly relate to a kind of coal mine down-hole personnel localization method.
Background technology
Mine personnel positioning system, it it is one of the big security system of safety of coal mines six built of national security supervisory department compulsive requirement, the positioning function of this system is entering well operations personnel's daily management, especially organizes search and rescue aspect to have particularly important effect under accident condition timely and accurately.Mine personnel positioning system now used, mainly determines positioning precision with the distributing position of reader, mostly is tens of rice even hundreds of meters, data availability is low.Along with China's coal-mine mining depth constantly extends, high methane and Gas Outburst mine quantity get more and more, Safety of Coal Mine Production difficulty is increasing, sets up the personnel location system that positioning precision is higher, has important practical significance for ensureing quickly to search and rescue under Safety of Coal Mine Production, accident condition.
Summary of the invention
The technical problem to be solved in the present invention is: providing a kind of coal mine down-hole personnel localization method, for the location of coal mine down-hole personnel, its cost is low, and the comparable former system of positioning precision improves one or two order of magnitude, it is possible to reach meter level.
To achieve these goals, the technical solution used in the present invention is: a kind of coal mine down-hole personnel localization method, it is characterised in that comprise the following steps:
(1) needing to realize, in the tunnel of personnel positioning, to lay radio frequency scale cable at underground coal mine, described radio frequency scale cable base band is a wire, presses close to wire and is placed equidistant multiple passive radio frequency label, and each passive radio frequency label is respectively provided with unique ID identification code；
(2) in down-hole, multiple reader is laid in distribution, enable connected radio frequency scale cable to cover mine and need to realize all tunnels of positioning function, described reader includes high frequency transmitters and receivers, control unit and antenna, reader is mutually coupled by the antenna of the wire in radio frequency scale cable Yu passive radio frequency label, provide it operating power source and sequential, passive radio frequency tag ID identification code and internal storage data are read and write operation, and reader is connected with mine network simultaneously；
(3) enter well personnel and carry with active radio frequency tag, when it passes through from radio frequency scale cable is other, when active radio frequency tag and passive radio frequency label are in radio-frequency communication coverage, complete wireless contactless RFID communication, namely reader can read just at the ID identification code of the radio-frequency (RF) tag of communication state and time sequence information, and is uploaded by network；
(4) build-in services device on ground, server and reader can both-way communications；Server obtains ID identification code and the time sequence information of radio-frequency (RF) tag from reader, then passes through computational analysis, completes personnel positioning function in conjunction with the two-dimentional or three-dimensional ore deposit figure of mine.
Described passive radio frequency label is cylindrical, and diameter is 0.3～0.4mm.
Described passive radio frequency label length 2～4cm.
The spacing distance of adjacent two passive radio frequency labels is 1m～10m.
What the present invention brought has the beneficial effect that accurate positioning, radio-frequency (RF) tag spacing distance in radio frequency scale cable can select as needed within the scope of 1m～10m, it carries out wireless contactless RFID communication with entering the active radio frequency tag that well personnel carry with, reader obtains ID identification code and the time sequence information of the passive radio frequency label of mutual communication, and information is uploaded to the server on ground by network.Underworkings width is generally 2～6m, and the positioning precision of this alignment system can be accurate to rice, brings great convenience for production management and mine disaster rescue.Due to developing rapidly of Internet of Things industry, the manufacturing cost of radio-frequency (RF) tag is relatively low, and contactless for radio-frequency (RF) tag is arranged at inside radio frequency scale cable by the present invention, and production technology is simple, low cost of manufacture, and in-site installation and maintenance are easy.Existing localization method is to arrange multiple reader in tunnel, and personnel in the pit carries with radio-frequency card, and owing to reader cannot be arranged in a large number, position location of can not extending, only in the mutual distance estimated position of reader.To reach the positioning precision at the same level with native system, it is necessary to arranging substantial amounts of reader, be not only technically difficult to, construction cost is also far above the cost of the present invention.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the present invention.
Wherein, 1. radio frequency scale cable, 2. passive radio frequency label, 20. wires, 3. active radio frequency tag, 4. reader, 5. server.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As described in Figure 1, a kind of coal mine down-hole personnel localization method, comprise the following steps:
(1) have in the tunnel of operating personnel at underground coal mine, radio frequency scale cable 1 is laid along wall, a wire 20 is had in the insulating sheath of described radio frequency scale cable 1, being arranged at intervals with multiple passive radio frequency label 2 on wire 20, each passive radio frequency label 2 therein has unique fixing ID identification code；Passive radio frequency label 2 within described radio frequency scale cable 1 arranges according to certain distance, and the size of arrangement pitches determines measurement unit and the positioning precision of radio frequency scale cable 1.Radio frequency scale cable 1, internal passive radio frequency label 2 compare the physical location that can indicate mine laneway accurately with ore deposit figure.
(2) reader 4 is set at the end of radio frequency scale cable 1, reader 4 effectively transmits energy and the length of communication distance decision radio frequency scale cable 1, by appropriate design, make the radio frequency scale cable 1 that reader 4 connects can cover the tunnel that there is a need to positioning function.The spacing distance of reader 4 is determined according to the length of radio frequency scale cable 1.Wire 20 in radio frequency scale cable 1 is connected with reader 4, reader 4 is mutually coupled by the antenna of wire (antenna) Yu multiple passive radio frequency labels 2, operating power source and sequential is provided, to the ID identification code of passive radio frequency label 2 with internal storage data is read out or write operation to passive radio frequency label 2；Reader 4 is connected with mine network simultaneously.
(3) enter well personnel and carry with active radio frequency tag 3, when it passes through from radio frequency scale cable 1 is other, when active radio frequency tag 3 and passive radio frequency label 2 are in radio-frequency communication coverage, complete wireless contactless RFID communication, reader 4 is coupled by antenna, namely can read just at the ID identification code of the radio-frequency (RF) tag of communication state and time sequence information, and uploaded by network；Described active radio frequency tag 3 has power supply.
(4) at ground set up applications server 5, server 5 and reader 4 are by special or common network (bus network, Ethernet etc.) connecting communication, utilize the up-downgoing ability to communicate with reader 4, obtain ID identification code and the time sequence information of radio-frequency (RF) tag, pass through computational analysis, completing personnel positioning function in conjunction with the two-dimentional or three-dimensional ore deposit figure of mine, descending to radio-frequency (RF) tag write information if desired, as notified, personnel withdraw signal etc..Application program is according to the radio frequency label information of all communication states, in conjunction with reader 4, radio frequency scale cable 1, the passive radio frequency label 2 marker location in mine laneway, it is determined that enter the physical location of active radio frequency tag 3 entrained by well personnel.Select the radio-frequency (RF) tag communication information of corresponding period, namely can determine that the event trace into well personnel.
Described passive radio frequency label 2 is cylindrical, and long 2～4cm, diameter is 0.3～0.4mm.The distance spaced set of adjacent passive radio frequency label 2 is advisable, and is generally 1m～10m, such as 1m, 2m, 5m, 10m etc.；Spacing size can positioning precision required by underground coal mine diverse location and determine, passive radio frequency label 2 adopts the form of passive system.
This localization method utilizes the internal passive radio frequency label 2 playing tick lables effect of radio frequency scale cable 1, with enter the active radio frequency tag 3 that well personnel carry, in moving process, by the radio frequency effective communication distance set, complete wireless contactless RFID communication, thus active radio frequency tag 3 position moved with fixing passive radio frequency label 2 location confirmation, to reach the positioning precision of designing requirement.
The present invention is compared with conventional mapping methods, there is the advantages such as positioning precision height (up to meter level), strong interference immunity, construction cost be low, it is particularly suited for mine down-hole special environment, also expansible tunnel, tunnel, the cavern etc. of being applied to are in strip, other wireless location mode is limited, and mobile object (personnel, vehicle, goods and materials etc.) needs real-time pinpoint environment.
Claims (4)
1. a coal mine down-hole personnel localization method, needs to realize, in the tunnel of personnel positioning, to lay radio frequency scale cable, it is characterised in that comprise the following steps at underground coal mine:
(1) described radio frequency scale cable base band is a wire, presses close to wire and is placed equidistant multiple passive radio frequency label, and each passive radio frequency label is respectively provided with unique ID identification code；
(2) in down-hole, multiple reader is laid in distribution, enable connected radio frequency scale cable to cover mine and need to realize all tunnels of positioning function, described reader includes high frequency transmitters and receivers, control unit and antenna, reader is mutually coupled by the antenna of the wire in radio frequency scale cable Yu passive radio frequency label, provide it operating power source and sequential, passive radio frequency tag ID identification code and internal storage data are read and write operation, and reader is connected with mine network simultaneously；
(3) enter well personnel and carry with active radio frequency tag, when it passes through from radio frequency scale cable is other, when active radio frequency tag and passive radio frequency label are in radio-frequency communication coverage, complete wireless contactless RFID communication, namely reader can read just at the ID identification code of the radio-frequency (RF) tag of communication state and time sequence information, and is uploaded by network；
(4) build-in services device on ground, server and reader can both-way communications；Server obtains ID identification code and the time sequence information of radio-frequency (RF) tag from reader, then passes through computational analysis, completes personnel positioning function in conjunction with the two-dimentional or three-dimensional ore deposit figure of mine.
2. a kind of coal mine down-hole personnel localization method according to claim 1, it is characterised in that: described passive radio frequency label is cylindrical, and diameter is 0.3～0.4mm.
3. a kind of coal mine down-hole personnel localization method according to claim 2, it is characterised in that: described passive radio frequency label length 2～4cm.
4. a kind of coal mine down-hole personnel localization method according to claim 1, it is characterised in that: the spacing distance of adjacent two passive radio frequency labels is 1m～10m.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310057100.3A CN103150530B (en) | 2013-02-25 | 2013-02-25 | A kind of coal mine down-hole personnel localization method |
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| CN201310057100.3A CN103150530B (en) | 2013-02-25 | 2013-02-25 | A kind of coal mine down-hole personnel localization method |
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| CN103150530B true CN103150530B (en) | 2016-07-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103776341B (en) * | 2014-02-17 | 2016-08-24 | 陈柏羽 | There is RFID scale label device and the construction method thereof of communication microchannel |
| CN108073182A (en) * | 2016-11-16 | 2018-05-25 | 浙江天马行空创新科技有限公司 | Unmanned plane cluster control system based on both-way communication module |
| CN108093475A (en) * | 2017-12-29 | 2018-05-29 | 重庆地质矿产研究院 | Mine personnel positioning device and method |
| CN117110982A (en) * | 2023-10-25 | 2023-11-24 | 山西燕山鑫源防护设备股份有限公司 | Mining personnel management and environmental parameter mobile monitoring system |
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| CN102890767A (en) * | 2012-08-27 | 2013-01-23 | 中国矿业大学(北京) | Underground personnel positioning system and method based on radio frequency identification technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8159346B2 (en) * | 2005-10-28 | 2012-04-17 | Hitachi, Ltd. | RFID system, RFID cable system, and RFID cable laying method |
| CN102393896B (en) * | 2011-07-11 | 2014-08-27 | 成都西谷曙光数字技术有限公司 | Simple and accurate radio frequency positioning system and method |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101855932A (en) * | 2007-09-24 | 2010-10-06 | Savi技术公司 | Be used for following the tracks of method and apparatus with monitoring container |
| US7696879B2 (en) * | 2007-12-18 | 2010-04-13 | Alcatel Lucent | Ascertaining physical routing of cabling interconnects |
| CN102890767A (en) * | 2012-08-27 | 2013-01-23 | 中国矿业大学(北京) | Underground personnel positioning system and method based on radio frequency identification technology |
| CN102880847A (en) * | 2012-10-22 | 2013-01-16 | 中天日立射频电缆有限公司 | Novel coal mine downhole positioning system based on leaky cable |
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