CN109525944A - Pipe gallery personnel positioning method and system - Google Patents
Pipe gallery personnel positioning method and system Download PDFInfo
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- CN109525944A CN109525944A CN201811202733.8A CN201811202733A CN109525944A CN 109525944 A CN109525944 A CN 109525944A CN 201811202733 A CN201811202733 A CN 201811202733A CN 109525944 A CN109525944 A CN 109525944A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000004590 computer program Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 14
- 230000009970 fire resistant effect Effects 0.000 description 8
- 238000012545 processing Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004422 calculation algorithm Methods 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/33—Services specially adapted for particular environments, situations or purposes for indoor environments, e.g. buildings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention provides a method and a system for positioning personnel in a pipe gallery, comprising the following steps: the method comprises the steps that the signal intensity of two adjacent wireless access points in a pipe gallery received by a mobile terminal is obtained, wherein a plurality of wireless access points are arranged in the pipe gallery along the extending direction of the pipe gallery at preset intervals; determining the distance ratio of the mobile terminal to two adjacent wireless access points according to the signal strength of the two adjacent wireless access points; and determining the position information of the mobile terminal in the pipe gallery according to the distance ratio from the mobile terminal to the two adjacent wireless access points, the distance between the two adjacent wireless access points and the positions of the two adjacent wireless access points in the pipe gallery. The invention realizes the purpose of positioning the position information of the personnel in the pipe gallery based on the wireless network and improves the positioning accuracy.
Description
Technical field
The present invention relates to positioning field more particularly to a kind of piping lane personnel positioning method and system.
Background technique
This part intends to provides background or context for the embodiment of the present invention stated in claims.Description herein
Recognize it is the prior art not because not being included in this section.
Pipe gallery (abbreviation piping lane) is the comprehensive corridor of underground urban duct, i.e., builds a tunnel sky in Urban Underground
Between, the various utilities pipelines such as electric power, communication, combustion gas, heat supply, plumbing are integrated in one, special access hole, hoisting port are equipped with
With monitoring system, implement unified planning, Uniting, unified construction and management, is the important foundation for ensureing city and operating normally
Facility.
The reliability service of piping lane be unable to do without the inspection work of staff.During piping lane personnel's inspection, it is right in real time to need
The position of staff positions.But since piping lane is confined space, so that satellite positioning effect is poor.
Summary of the invention
The embodiment of the present invention provides a kind of piping lane personnel positioning method, to solve in the prior art since piping lane is closed
Space leads to not the technical issues of using the position of personnel in satellite positioning piping lane, connects this method comprises: obtaining mobile terminal
Receive the signal strength of two neighbor radio access points in piping lane, wherein extending direction and interval in piping lane along the piping lane
Pre-determined distance is equipped with multiple wireless access point；According to the signal strength of two neighbor radio access points, determine that mobile terminal arrives
Two neighbor radio access points apart from accounting；According to mobile terminal to two neighbor radio access points apart from accounting, two
The position of the distance between neighbor radio access points, two neighbor radio access points in piping lane, determines mobile terminal in piping lane
Interior location information.
The embodiment of the present invention also provides a kind of piping lane personnel location system, to solve in the prior art since piping lane is close
Space is closed to lead to not using the technical issues of the position of personnel, which includes: multiple wireless access in satellite positioning piping lane
Point, extending direction and interval pre-determined distance along the piping lane are installed in piping lane, for mobile terminal to be accessed wireless network；
Radio Access Controller is communicated with mobile terminal and multiple wireless access point, is received two in piping lane for obtaining mobile terminal
The signal strength of a neighbor radio access points determines mobile terminal to two according to the signal strength of two neighbor radio access points
A neighbor radio access points apart from accounting, and according to mobile terminal to two neighbor radio access points apart from accounting, two
The position of the distance between neighbor radio access points, two neighbor radio access points in piping lane, determines mobile terminal in piping lane
Interior location information.
The embodiment of the present invention also provides a kind of computer equipment, including memory, processor and storage are on a memory simultaneously
The computer program that can be run on a processor, processor realize above-mentioned piping lane personnel positioning side when executing computer program
Method.
The embodiment of the present invention also provides a kind of computer readable storage medium, and computer-readable recording medium storage has execution
The computer program of above-mentioned piping lane personnel positioning method.
In the embodiment of the present invention, due in advance in a manner of furred ceiling, being equipped with multiple nothings of interval pre-determined distance in piping lane
Line access point receives the signal strength of two neighbor radio access points by obtaining mobile terminal, can determine mobile terminal
The distance between to two neighbor radio access points apart from accounting, and then combine two neighbor radio access points, it can determine
Position of the mobile terminal between two neighbor radio access points, to obtain mobile terminal according to the position of wireless access point
Location information in piping lane.Through the embodiment of the present invention, it realizes based on personnel location information in wireless network positioning piping lane
Purpose, improve locating accuracy.
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
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is one of embodiment of the present invention piping lane personnel location system schematic diagram；
Fig. 2 is one of embodiment of the present invention arrangement schematic diagram of the piping lane personnel location system in piping lane；
Fig. 3 is the interface schematic diagram that one of embodiment of the present invention piping lane operation platform shows piping lane personnel positions；
Fig. 4 is one of embodiment of the present invention piping lane personnel positioning method flow diagram.
Specific embodiment
Understand in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, with reference to the accompanying drawing to this hair
Bright embodiment is described in further details.Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but simultaneously
It is not as a limitation of the invention.
The embodiment of the invention provides a kind of piping lane personnel location system, Fig. 1 is one of embodiment of the present invention piping lane
Personnel location system schematic diagram, as shown in Figure 1, the system includes: multiple wireless access point 1 and Radio Access Controller 2.Its
In, multiple wireless access point 1, extending direction and interval pre-determined distance along the piping lane are installed in piping lane, for that will move
Terminal accesses wireless network；Radio Access Controller 2 is communicated with mobile terminal and multiple wireless access point, for obtaining movement
Terminal receives the signal strength of two neighbor radio access points in piping lane, and the signal according to two neighbor radio access points is strong
Degree determines that mobile terminal adjacent wirelessly connects apart from accounting, and according to mobile terminal to two to two neighbor radio access points
The position apart from the distance between accounting, two neighbor radio access points, two neighbor radio access points in piping lane of access point,
Determine location information of the mobile terminal in piping lane.
It should be noted that above-mentioned mobile terminal refers to what user in piping lane (for example, piping lane inspection staff) carried
Various movable termination equipment, including but not limited to mobile phone, tablet computer, laptop etc..Above-mentioned wireless access point refers to
Mobile terminal can be accessed to the access point apparatus of wireless network；Above-mentioned Radio Access Controller and multiple wireless access point are logical
Letter, for convergence accessing external network will to be carried out from the data of multiple wireless access point.
Optionally, if the mounting means of above-mentioned multiple wireless access point meet along piping lane extending direction and interval it is default away from
From the position being installed in piping lane includes but is not limited to the top, ground or side of piping lane, it is preferable that the present invention is real
Example is applied by taking the top (i.e. installation of ceiling) for being installed on piping lane as an example to be illustrated.
In a kind of optional embodiment, above-mentioned wireless access point can be the wireless aps of WLAN WLAN, above-mentioned nothing
Line access controller can be the wireless AC of WLAN WLAN.
Since may to have multiple namely mobile terminal that may have multiple by the personnel in piping lane.It is each mobile whole in order to distinguish
The positioning to each mobile terminal is realized at end, and in one embodiment, above-mentioned Radio Access Controller 2 can be also used for obtaining
The physical address of two neighbor radio access points and mobile terminal.
For example, Fig. 2 is one of embodiment of the present invention arrangement schematic diagram of the piping lane personnel location system in piping lane.By
Multiple fire compartments are generally comprised in piping lane, are provided with fire resistant doorsets between each fire compartment, Fig. 2 shows a fire prevention point
Area, which is respectively fire resistant doorsets 5-1 and fire resistant doorsets 5-2.In order to avoid the influence of fire resistant doorsets, it is contemplated that
The length of each fire compartment piping lane and the signal cover of wireless access point, can in each fire compartment furred ceiling placed in the middle
Two wireless access point, respectively wireless access point 1-1 and wireless access point 1-2 are installed.Assuming that the signal of wireless access point covers
Lid range is up to Lmax, the length of each fire compartment piping lane is 2LmaxIf wireless access point 1-1 and wireless access point 1-2
The distance between be L, then the distance of each wireless access point to fire resistant doorsets be
By taking WLAN as an example, the peak signal coverage area of wireless access point is 100 meters, placed in the middle in each 200 meters of subregion
Two AP equipment at 100 meters of installation of ceiling interval, i.e., two fire resistant doorsets of the AP away from two sides are respectively 50 meters.
Optionally, logical with Radio Access Controller 2 as shown in Figure 1, above system can also include: piping lane operation platform 3
Letter, the location information of the mobile terminal for receiving the upload of Radio Access Controller 2, and according under the location information of mobile terminal
Shipping dimension instruction.In one embodiment, which can be piping lane operation platform based on cloud.
Preferably, the position for the mobile terminal that piping lane operation platform 3 can also upload the Radio Access Controller 2 received
Confidence breath, is docked with GIS-Geographic Information System (GIS, Geographic Information System), in the map of generalized information system
The position of middle display mobile terminal, to determine that the location drawing 3 for the personnel for carrying the mobile terminal is one in the embodiment of the present invention
Kind piping lane operation platform shows the interface schematic diagram of piping lane personnel positions, as shown in figure 3, can be by the position of piping lane personnel in pipe
It is shown on the two-dimensional map of corridor operation platform.
As an alternative embodiment, being channel radio between above-mentioned wireless access point 1 and Radio Access Controller 2
Letter is wire communication between above-mentioned Radio Access Controller 2 and management operation platform 3.
The embodiment of the invention also provides a kind of piping lane personnel positioning method, Fig. 4 is one of embodiment of the present invention pipe
Corridor personnel positioning method flow diagram, as shown in figure 4, this method comprises:
S401 obtains the signal strength that mobile terminal receives two neighbor radio access points in piping lane, wherein in piping lane
Extending direction and interval pre-determined distance along the piping lane are equipped with multiple wireless access point；
S402 determines mobile terminal to two adjacent wireless access according to the signal strength of two neighbor radio access points
Point apart from accounting；
S403, according to mobile terminal to two neighbor radio access points apart from accounting, two neighbor radio access points it
Between position in piping lane of distance, two neighbor radio access points, determine location information of the mobile terminal in piping lane.
Specifically, above-mentioned mobile terminal refers to the movable equipment that personnel carry in piping lane, is existed by positioning mobile terminal
Position in piping lane can determine position of the personnel in piping lane.Due in advance in a manner of furred ceiling, being equipped with interval in piping lane
Multiple wireless access point of pre-determined distance, thus, the position of each wireless access point is known in piping lane.It is each by obtaining
Mobile terminal receives the signal strength of two neighbor radio access points, can determine that distance of mobile terminal two adjacent wirelessly connect
Access point apart from accounting, and then the distance between combine two neighbor radio access points, mobile terminal can be determined in two phases
Position between adjacent wireless access point, so as to determine position of the mobile terminal in piping lane according to the position of wireless access point
Confidence breath.
In an alternative embodiment, the above method can also include: to obtain two neighbor radio access points and movement
The physical address of terminal.According to the physical address of wireless access point, it can determine which two mobile terminal wirelessly connect in piping lane
Between access point；According to the physical address of mobile terminal, each mobile terminal in piping lane can be distinguished.
Carry out the location algorithm of the present invention will be described in detail embodiment below with reference to Fig. 2.
Assuming that the decay factor of electromagnetic wave isThe signal strength that mobile terminal 4 receives wireless access point 5-1 is γ1,
The signal strength that mobile terminal 4 receives wireless access point 5-2 is γ2, mobile terminal 4 and wireless access point 5-1, wireless access
The distance of point 5-2 is respectively SAAnd SB, it is as follows to establish simplified mathematical model:
It can be obtained by Fig. 2, following relationship:
Two formulas in (2) are subtracted each other:
x1 2-x2 2=SA 2-SB 2 (3)
Wherein, x1And x2Respectively subpoint of the mobile terminal on two neighbor radio access points lines is adjacent to two
The distance of wireless access point, h be mobile terminal to two neighbor radio access points lines vertical range (when multiple in piping lane
In the case that wireless access point is installation of ceiling, h is the height of piping lane).
Assuming that L is the distance between two neighbor radio access points (wireless access point 5-1 and wireless access point 5-2), then
Have:
x1+x2=L (4)
(x1+x2)(x1-x2)=SA 2-SB 2 (5)
Then
Then
Due to being limited by signal decaying, the maximum distance between wireless access point 5-1 and wireless access point 5-2 is Lmax, then
If
Wherein, distanceA and distanceB is respectively that the distance of mobile terminal to two neighbor radio access points accounts for
Than；
(8) and (9) are substituted into formula (7) to obtain:
In the case where using the wireless aps of WLAN and wireless AC, then between wireless access point 5-1 and wireless access point 5-2
Maximum distance be 100 meters, then have:
Since in implementation process, using 200 meters as one fire compartment in usual piping lane, each fire protection interval is equipped with
Fire resistant doorsets, this system design is applied in each fire compartment, using between installation of ceiling placed in the middle in each 200 meters of fire compartment
Every 100 meters of two AP equipment, i.e. two fire resistant doorsets of the AP away from two sides are respectively 50 meters of installation method.That is, working as L=100 meters
When,
The position x of personnel positioning point (i.e. mobile terminal 4) is obtained as a result,1With x2, to know to position.
The embodiment of the present invention is based on the wireless aps and AC equipment in wireless communication system, the model covered simultaneously according to two AP
The signal strength enclosed can determine the specific location of piping lane personnel using above-mentioned algorithm.The location information of piping lane personnel is uploaded
To piping lane operation platform, can in generalized information system two-dimensional map display location information.
As a kind of optional embodiment, the data format that Radio Access Controller obtains is as follows:
The embodiment of the invention also provides a kind of computer equipments, including memory, processor and storage are on a memory
And the computer program that can be run on a processor, processor realize the optional of above-mentioned any one when executing computer program
Or the localization method of preferred piping lane personnel.
The embodiment of the invention also provides a kind of computer readable storage medium, computer-readable recording medium storage is held
The computer program of the localization method of the optional or preferred piping lane personnel of the above-mentioned any one of row.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail it is bright, it should be understood that the above is only a specific embodiment of the present invention, the guarantor being not intended to limit the present invention
Range is protected, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (10)
1. a kind of piping lane personnel positioning method, which is characterized in that the described method includes:
Obtain the signal strength that mobile terminal receives two neighbor radio access points in piping lane, wherein along institute in the piping lane
It states the extending direction of piping lane and interval pre-determined distance is equipped with multiple wireless access point；
According to the signal strength of described two neighbor radio access points, determine that the mobile terminal adjacent wirelessly connects to described two
Access point apart from accounting；
According to the mobile terminal to described two neighbor radio access points apart from accounting, described two neighbor radio access points
The distance between, position of described two neighbor radio access points in piping lane, determine the mobile terminal in the piping lane
Location information.
2. the method as described in claim 1, which is characterized in that the method also includes:
Obtain the physical address of described two neighbor radio access points and the mobile terminal.
3. the method as described in claim 1, which is characterized in that determine position letter of the mobile terminal in the piping lane
Breath, comprising: in the case that multiple wireless access point in the piping lane are installation of ceiling, the shifting is determined by following formula
Dynamic location information of the terminal between described two neighbor radio access points:
x1=L-x2；
Wherein, x1And x2Respectively subpoint of the mobile terminal on two neighbor radio access points lines is adjacent wireless to two
The distance of access point；L is the distance between two neighbor radio access points；DistanceA and distanceB is respectively mobile whole
It holds to two neighbor radio access points apart from accounting；LmaxMaximum distance between two neighbor radio access points.
4. method as claimed in claim 3, which is characterized in that determine the mobile terminal to described two by following formula
Neighbor radio access points apart from accounting:
Wherein,
Wherein, SAAnd SBRespectively distance of the mobile terminal to two neighbor radio access points；γ1And γ2Respectively mobile terminal
Receive the signal strength of two neighbor radio access points in piping lane；For the decay factor of electromagnetic wave.
5. a kind of piping lane personnel location system characterized by comprising
Multiple wireless access point, extending direction and interval pre-determined distance along the piping lane are installed in piping lane, for that will move
Terminal accesses wireless network；
Radio Access Controller is communicated with the mobile terminal and the multiple wireless access point, is connect for obtaining mobile terminal
The signal strength for receiving two neighbor radio access points in piping lane, according to the signal strength of described two neighbor radio access points,
Determine the mobile terminal to described two neighbor radio access points apart from accounting, and according to the mobile terminal to described two
A neighbor radio access points apart from the distance between accounting, described two neighbor radio access points, described two adjacent wireless
Position of the access point in piping lane determines location information of the mobile terminal in the piping lane.
6. system as claimed in claim 5, which is characterized in that the system also includes:
Piping lane operation platform is communicated with the Radio Access Controller, the institute uploaded for receiving the Radio Access Controller
The location information of mobile terminal is stated, and O&M instruction is issued according to the location information of the mobile terminal.
7. system as claimed in claim 5, which is characterized in that the Radio Access Controller is also used to obtain described two phases
The physical address of adjacent wireless access point and the mobile terminal.
8. the system as described in claim 5 to 7 is any, which is characterized in that the piping lane includes multiple fire compartments, Mei Gefang
Two wireless access point of installation of ceiling placed in the middle in fiery subregion.
9. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor realizes any side of Claims 1-4 when executing the computer program
Method.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has perform claim
It is required that the computer program of 1 to 4 any the method.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811202733.8A CN109525944A (en) | 2018-10-16 | 2018-10-16 | Pipe gallery personnel positioning method and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811202733.8A CN109525944A (en) | 2018-10-16 | 2018-10-16 | Pipe gallery personnel positioning method and system |
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| CN111315010A (en) * | 2019-12-23 | 2020-06-19 | 北京无线电计量测试研究所 | Piping lane personnel positioning system |
| CN111641921A (en) * | 2020-05-22 | 2020-09-08 | 深圳市三旺通信股份有限公司 | UWB-based pipe gallery positioning method, terminal equipment and storage medium |
| CN113332629A (en) * | 2021-06-09 | 2021-09-03 | 上海电器科学研究所（集团）有限公司 | Underground pipe gallery comprehensive escape system and construction and operation method thereof |
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Application publication date: 20190326 |