CN109874173A - Real-time location method in converter station/substation under complex electromagnetic environment based on UWB - Google Patents
Real-time location method in converter station/substation under complex electromagnetic environment based on UWB Download PDFInfo
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- CN109874173A CN109874173A CN201910177271.7A CN201910177271A CN109874173A CN 109874173 A CN109874173 A CN 109874173A CN 201910177271 A CN201910177271 A CN 201910177271A CN 109874173 A CN109874173 A CN 109874173A
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Abstract
The invention discloses real-time location methods in converter station/substation under a kind of complex electromagnetic environment based on UWB, including the interval and channel in converter station/substation, UWB locating base station is installed with support rod, every 4 UWB locating base stations complete a zone location, and UWB locating base station is used to identify the UWB positioning label entered in region；UWB locating base station is connected to isochronous controller by optical fiber, and isochronous controller is used to synchronize the time of all UWB locating base stations；UWB locating base station is connected to POE interchanger by isochronous controller, and POE interchanger, to remote server, sends location information to remote server by Big Dipper short message transceiver and/or 4G network connection.The invention proposes the technical solutions that the substation combined based on high accuracy positioning product and intranet and extranet transports inspection security protection and telesecurity supervision, to further increase the safety of substation's fortune inspection work, while the technological means of telesecurity supervision is provided for safety supervision personnel.
Description
Technical field
The present invention relates to UWB field of locating technology, in particular to converter station/power transformation under the complex electromagnetic environment based on UWB
Real-time location method in standing.
Background technique
It, need to be to equipment progress periodical inspection, inspection, the simultaneously processing equipment event of discovery in time in substation operation maintenance process
Barrier or hidden danger handle accident abnormality situation, to guarantee that equipment safety is normally run.Due to electric power field work complexity and
Risk, electric power field work management are always the extremely important links of electricity safety production, often will appear maloperation and safety
Hidden danger.It needs to realize all-around intelligent monitoring to the factor for influencing substation operation, equipment is identified in real time automatically, is fixed
Position tracks, monitors and triggers corresponding event, realizes real-time management and control to equipment.
However the technologies such as existing indoor positioning technologies such as radio frequency identification, WiFi, Zigbee, although in certain environment condition
Under can obtain preferable locating effect, but these technologies have respective defect or are that positioning accuracy is low or be pair
Localizing environment requires harshness, is unable to satisfy people's high, good environmental adaptability requirement to location modeling precision.
Therefore, how to provide a kind of converter station high based on UWB positioning, communication process strong antijamming capability, positioning accuracy/
Real-time location method is those skilled in the art's technical problem urgently to be resolved in substation.
Summary of the invention
The present invention the studies above status and there are aiming at the problem that, it is contemplated that converter station/substation complex electromagnetic environment,
In conjunction with UWB location technology, real-time location method in a kind of converter station/substation is provided.Concrete scheme is as follows:
The invention discloses real-time location method in converter station/substation under a kind of complex electromagnetic environment based on UWB,
UWB locating base station is installed with support rod in interval and channel in converter station/substation, and every 4 locating base stations complete a region
Positioning, the UWB locating base station are used to identify the UWB positioning label entered in region；
The UWB locating base station is connected to isochronous controller by optical fiber, and the isochronous controller is for synchronizing all UWB
The time of locating base station；
UWB locating base station is connected to POE interchanger by the isochronous controller, and the POE interchanger is short by Beidou
Packet sending and receiving device and/or 4G are connected to the network to remote server, Xiang Suoshu remote server transmission location information.
Preferably, the UWB positioning label includes personnel positioning label and vehicle location label, for positioning base for UWB
It stands and identifies the location information of label wearer.
Preferably, the POE interchanger connects the interior main website that arrives at a station, Xiang Suoshu by electric power data network or video surveillance network
Zhan Nei main website sends location information.The invention proposes the substation combined based on high accuracy positioning product and intranet and extranet fortune to examine
The technical solution of security protection and telesecurity supervision to further increase the safety of substation's fortune inspection work, while being peace
Prison personnel provide the technological means of telesecurity supervision.
It preferably, further include 5G communications platform, the POE interchanger is connected to the network by 5G to remote server, to institute
It states remote server and sends location information.
Preferably, the reaching time-difference data packet that the UWB locating base station transmits is given to described by the isochronous controller
Remote server makes the UWB locating base station and the remote server cooperate, and reaches entire positioning network work and exists
One synchronous regime；The isochronous controller rear end is equipped with 1 secondary signaling channel communication antenna, and system is by signaling channel to described
UWB positions label and sends real-time control signal, coordinates the work of each UWB positioning label.
Preferably, the UWB positioning label includes safety helmet type positioning label, shoulder clip positioning label, and vehicle is using police
Lamp-based positions label.
Preferably, the remote server wire/wireless is connected with man-machine interaction monitoring screen and mobile terminal；The human world
Interaction monitor screen is electrically connected with warning device, in people after the UWB locating base station sends the location information for illegally entering region
Machine interaction monitor screen carries out real-time display, and triggers the alarm activation by human-computer interaction interface and alarm；Or institute
Remote server is stated to be prompted to mobile terminal transmission location information.By man-machine interaction monitoring screen and mobile terminal,
Credible, efficient available Informational support is provided for it, realizes intelligent substation patrol, operation safety management and dispatch control interaction
Change, it is horizontal will significantly to promote substation field operation management.
Compared with the prior art the present invention has the advantages that
The present invention uses UWB location technology from the strong electromagnetic in power station, and since traditional location algorithm need to divide
Positioning the distance between label and at least three locating base stations are not calculated, so at least needing to communicate for 6 times between label and base station
(two-way), therefore, because the presence of cumulative errors, high-precision positioning can not be carried out by resulting in.It is controlled present invention employs synchronous
Device processed so that only needing to be communicated twice between positioning label and locating base station, and carries out resolving label by isochronous controller
The distance between each base station, reduces cumulative errors, and improves the number of communications in the unit time, and positioning greatly improved
Precision is, it can be achieved that Distance positioning within the scope of 10cm-30cm.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is that the present invention is based on the frameworks of real-time location method in converter station/substation under the complex electromagnetic environment of UWB
Figure；
Fig. 2 is the present invention staff's positioning and movement routine test result schematic diagram；
Fig. 3 is that the present invention staff positions and the positioning of movement routine test result filtered data is schemed.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Real-time location method in converter station/substation is present embodiments provided under a kind of complex electromagnetic environment based on UWB,
UWB locating base station is installed with support rod in interval and channel in converter station/substation, and every 4 UWB position base
It stands and completes a zone location, UWB locating base station is used to identify the UWB positioning label entered in region, localization region
Cover 15*20m range.
UWB locating base station is connected to isochronous controller by optical fiber, and isochronous controller is for synchronizing all UWB locating base stations
Time.Communication process mainly includes two parts of Network Communication and public network communication in substation/converter station: UWB positioning base in standing
Stand using the networking of AMP shielding netting wire, stand in electric power data network, Big Dipper short message communication etc. can be used between remote server just
Formula networking.Specifically, UWB locating base station is connected to POE interchanger by isochronous controller, POE interchanger passes through the short report of Beidou
Literary transceiver and/or 4G network connection send location information to remote server to remote server.Isochronous controller is by UWB
The reaching time-difference data packet of locating base station transmission is given to remote server, cooperates with UWB locating base station and remote server
Work reaches entire positioning network work in a synchronous regime；Isochronous controller rear end is equipped with 1 secondary signaling channel communication day
Line, system position label to UWB by signaling channel and send real-time control signal, coordinate the work of each UWB positioning label.
In order to further optimize the above technical scheme, POE interchanger is connected by electric power data network or video surveillance network
Arrive at a station interior main website, sends location information to Zhan Nei main website.
In order to further optimize the above technical scheme, POE interchanger can also be connected to the network by 5G to remote server,
Location information is sent to remote server.
In order to further optimize the above technical scheme, it includes personnel positioning label and vehicle location label that UWB, which positions label,
For the location information for UWB locating base station identification label wearer.Personnel positioning label can be using safety helmet type positioning mark
Label, shoulder clip position label, and vehicle location label positions label using warning lamp formula.
Referring to Figure of description 2, in the present embodiment, selector channel width is 0.7 meter, when tester carries UWB positioning mark
Label are entreated in the channel walks up and down repeatedly, can guarantee that location path along channel center, does not occur the discontinuous situation in path, i.e.,
Equipment electromagnetism interference effect is ideal, and positioning accuracy is maintained within 0.2m.
Referring to Figure of description 3, by filtered data effect picture, whole without obvious positioning drift, positioning is more stable, by force
Electromagnetism does not significantly interfere with positioning system.
The present embodiment is directed to Big Dipper short message communication process, and using individual Beidou communication SIM card, message information can be normal
Transmitting-receiving, not by converter station scene electromagnetic environmental impact, but since communication frequency limits, every every 60s of card could send a message,
If desired then 16 Zhangbei County bucket SIM card composition permutation can meet information transmission demand to every 1s transmission data.
The present embodiment is directed to 4G communication process, by 4G network, sends 20480B respectively in the transmission of analog message data
The data of (1k=1024B), 65500B size, do not occur data packetloss.If in actual converter station personnel positioning simultaneously
The location information of 10 people or so is positioned, for location data amount per second between 1-2k, above-mentioned communication can satisfy field data hair
The requirement sent.
In order to further realize long-distance monitoring and alarming prompt facility, the remote server wire/wireless is connected with man-machine
Interaction monitor screen and mobile terminal；The human world interaction monitor screen is electrically connected with warning device, when the UWB locating base station is sent
Real-time display is carried out in man-machine interaction monitoring screen after the illegal location information for entering region, and passes through human-computer interaction interface and triggers
The alarm activation is simultaneously alarmed；Or the remote server sends location information to the mobile terminal and is prompted.
Above to fixed in real time in converter station/substation under a kind of complex electromagnetic environment based on UWB provided by the present invention
Position method is described in detail, and used herein a specific example illustrates the principle and implementation of the invention,
The above description of the embodiment is only used to help understand the method for the present invention and its core ideas；Meanwhile for the one of this field
As technical staff, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, to sum up institute
It states, the contents of this specification are not to be construed as limiting the invention.
Herein, relational terms such as first and second and the like be used merely to by an entity or operation with it is another
One entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this reality
Relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
Claims (7)
1. real-time location method in converter station/substation under a kind of complex electromagnetic environment based on UWB, which is characterized in that
UWB locating base station is installed with support rod in interval and channel in converter station/substation, and every 4 UWB locating base stations are complete
At a zone location, the UWB locating base station is used to identify the UWB positioning label entered in region；
The UWB locating base station is connected to isochronous controller by optical fiber, and the isochronous controller is for synchronizing all UWB positioning
The time of base station；
UWB locating base station is connected to POE interchanger by the isochronous controller, and the POE interchanger passes through Big Dipper short message
Transceiver and/or 4G are connected to the network to remote server, Xiang Suoshu remote server transmission location information.
2. positioning side in real time in converter station/substation under a kind of complex electromagnetic environment based on UWB according to claim 1
Method, which is characterized in that the UWB positioning label includes personnel positioning label and vehicle location label, for for UWB locating base station
Identify the location information of label wearer.
3. positioning side in real time in converter station/substation under a kind of complex electromagnetic environment based on UWB according to claim 1
Method, which is characterized in that the POE interchanger connects the interior main website that arrives at a station, Xiang Suoshu by electric power data network or video surveillance network
Zhan Nei main website sends location information.
4. positioning side in real time in converter station/substation under a kind of complex electromagnetic environment based on UWB according to claim 1
Method, which is characterized in that further include 5G communications platform, the POE interchanger is connected to the network by 5G to remote server, Xiang Suoshu
Remote server sends location information.
5. positioning side in real time in converter station/substation under a kind of complex electromagnetic environment based on UWB according to claim 1
Method, which is characterized in that the reaching time-difference data packet that the UWB locating base station transmits is given to described remote by the isochronous controller
Journey server makes the UWB locating base station and the remote server cooperate, and reaches entire positioning network work one
A synchronous regime；The isochronous controller rear end is equipped with 1 secondary signaling channel communication antenna, and system is by signaling channel to described
UWB positions label and sends real-time control signal, coordinates the work of each UWB positioning label.
6. positioning side in real time in converter station/substation under a kind of complex electromagnetic environment based on UWB according to claim 1
Method, which is characterized in that the UWB positioning label includes safety helmet type positioning label, shoulder clip positioning label, and vehicle uses warning lamp
Formula positions label.
7. fixed in real time in converter station/substation under a kind of complex electromagnetic environment based on UWB according to claim 1 or 4
Position method, which is characterized in that the remote server wire/wireless is connected with man-machine interaction monitoring screen and mobile terminal；It is described
Human world interaction monitor screen is electrically connected with warning device, after the UWB locating base station sends the location information for illegally entering region
Real-time display is carried out in man-machine interaction monitoring screen, and the alarm activation is triggered by human-computer interaction interface and is alarmed；
Or the remote server sends location information to the mobile terminal and is prompted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177271.7A CN109874173A (en) | 2019-03-08 | 2019-03-08 | Real-time location method in converter station/substation under complex electromagnetic environment based on UWB |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177271.7A CN109874173A (en) | 2019-03-08 | 2019-03-08 | Real-time location method in converter station/substation under complex electromagnetic environment based on UWB |
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| CN201910177271.7A Pending CN109874173A (en) | 2019-03-08 | 2019-03-08 | Real-time location method in converter station/substation under complex electromagnetic environment based on UWB |
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| CN110808636A (en) * | 2019-11-14 | 2020-02-18 | 国家电网有限公司 | Power distribution station room navigation system and method |
| CN113993083A (en) * | 2021-09-09 | 2022-01-28 | 中用科技有限公司 | Regional personnel management system and method |
| CN115397014A (en) * | 2022-08-19 | 2022-11-25 | 中铁建电气化局集团第三工程有限公司 | High-precision fusion positioning system and method and electronic equipment |
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Application publication date: 20190611 |