CN108445522A - It is a kind of that the pinpoint system of non-blind area is carried out to ammeter - Google Patents
It is a kind of that the pinpoint system of non-blind area is carried out to ammeter Download PDFInfo
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- CN108445522A CN108445522A CN201810600216.XA CN201810600216A CN108445522A CN 108445522 A CN108445522 A CN 108445522A CN 201810600216 A CN201810600216 A CN 201810600216A CN 108445522 A CN108445522 A CN 108445522A
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- 238000004891 communication Methods 0.000 claims abstract description 41
- 230000001133 acceleration Effects 0.000 claims description 37
- 238000012545 processing Methods 0.000 claims description 3
- 238000007726 management method Methods 0.000 description 10
- 238000004422 calculation algorithm Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
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- 230000005484 gravity Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
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- 206010044565 Tremor Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004883 computer application Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
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Classifications
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- 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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
- G01S19/48—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system
- G01S19/49—Determining position by combining or switching between position solutions derived from the satellite radio beacon positioning system and position solutions derived from a further system whereby the further system is an inertial position system, e.g. loosely-coupled
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/10—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
- G01C21/12—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
- G01C21/16—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation
- G01C21/165—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation combined with non-inertial navigation instruments
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Automation & Control Theory (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Navigation (AREA)
Abstract
The pinpoint system of non-blind area is carried out to ammeter the invention discloses a kind of, the location data of ammeter can be obtained by being installed on the positioning device at ammeter, then the location data that positioning device obtains is uploaded to by main website server by the communication device communicated to connect with positioning device again, the non-blind area of ammeter is accurately positioned using positioning device realization, with in the prior art in the way of artificial compared with the approximate region of recording electrical meter, the positioning system can improve the accuracy and promptness positioned to ammeter, being accurately positioned for non-blind area inside and outside meter room may be implemented, meet the unified management O＆M to low-voltage collecting meter reading electric supply meter.
Description
Technical field
It is the present invention relates to electric system and computer application field, more particularly to a kind of accurately fixed to ammeter progress non-blind area
The system of position.
Background technology
The ammeter data of low-voltage customer is acquired in field of power, metering automation system, count, is analyzed
It is the very big also critically important part of accounting with management.And be installed on low-voltage customer ammeter can because site environment variability and
The management difference of meter reading operation maintenance personnel, may cause the later stage that can not find part ammeter.For example, ammeter installation site is in room
It is interior or from far-off regions and positioning signal can not be collected, removal is carried out to the ammeter of original position and system is not remembered in time
Record, meter reading operation maintenance personnel are mounted with after ammeter record installation site in time or only the manual record substantially area of ammeter installation
Domain etc., and then influence the combing of the unified management O＆M and electric system main website of low-voltage client to change family relationship.
It can be seen that how to realize being accurately positioned in time to ammeter, and it is to the unified management O＆M of low-voltage client
Those skilled in the art's urgent problem to be solved.
Invention content
The embodiment of the present application provide it is a kind of to ammeter carry out the pinpoint system of non-blind area, with solve in the prior art
How to realize being accurately positioned in time to ammeter, and the problem of to the unified management O＆M of low-voltage client.
In order to solve the above technical problems, carrying out the pinpoint system of non-blind area, packet to ammeter the present invention provides a kind of
It includes：
It is set at ammeter, the positioning device of the location data for obtaining the ammeter；
It is communicated to connect with the positioning device, the communication that the location data for obtaining the positioning device is transmitted
Device；
It is connect with the communication, the main website service for receiving the location data that the communication device is sent
Device.
Preferably, further include being connect respectively with the main website server and the positioning device by the communication device,
Mobile device for obtaining the location data.
Preferably, further include being set at the ammeter, being connect with the communication device, for when the ammeter moves
Acquire the sensor of the target information of the ammeter.
Preferably, the positioning device specifically includes GPS positioning device and inertial navigation positioning device.
Preferably, the sensor specifically includes acceleration transducer and gyroscope, and the acceleration transducer is used for
The acceleration of the ammeter is obtained when the ammeter movement, the gyroscope when the ammeter moves for obtaining the ammeter
Angular speed.
Preferably, the acceleration transducer is specially LIS3DH 3-axis acceleration sensors.
Preferably, the main website server includes file server, Web server, database server and GIS server
The location data is stored, is handled, is calculated, managed and be shown.
Preferably, the communication device includes telecommunication network communication interface and WIFI module.
Preferably, the communication device is also connect with the ammeter, and accordingly, the communication device is also total by RS-485
Line is connect with the ammeter.
Preferably, the mobile device is specially mobile phone or tablet computer.
It is provided by the present invention a kind of to the ammeter progress pinpoint system of non-blind area, it can be by being installed at ammeter
Positioning device obtain the location data of ammeter, then again by the communication device that is communicated to connect with positioning device by positioning device
The location data of acquisition is uploaded to main website server, is accurately positioned to the non-blind area of ammeter using positioning device realization, and existing
The approximate region of recording electrical meter is compared in the way of artificial in technology, the positioning system can improve ammeter is positioned it is accurate
Property and promptness, being accurately positioned for non-blind area inside and outside meter room may be implemented, meet and the unified of low-voltage collecting meter reading electric supply meter is managed
Manage O＆M.
Description of the drawings
Fig. 1 is shown by a kind of formed to the ammeter progress pinpoint system structure of non-blind area that the embodiment of the present invention provides
It is intended to；
Fig. 2 is provided a kind of to the ammeter progress pinpoint overall system structure group of non-blind area by the embodiment of the present invention
At schematic diagram.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes, 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, those of ordinary skill in the art obtained without making creative work it is all its
Its embodiment, shall fall within the protection scope of the present invention.
Core of the invention be to provide it is a kind of to ammeter carry out the pinpoint system of non-blind area, the prior art can be solved
In how to realize being accurately positioned in time to ammeter, and the problem of to the unified management O＆M of low-voltage client.
In order to make those skilled in the art more fully understand the solution of the present invention, below in conjunction with the accompanying drawings and specific embodiment party
The present invention is described in further detail for formula.
Fig. 1 is shown by a kind of formed to the ammeter progress pinpoint system structure of non-blind area that the embodiment of the present invention provides
It is intended to, as shown in Figure 1, including：It is set at ammeter 102, the positioning device 104 of the location data for obtaining ammeter 102；With
Positioning device 104 communicates to connect, the communication device 103 that the location data for obtaining positioning device 104 is transmitted；With it is logical
T unit 103 communicates to connect, the main website server 101 of the location data for receiving the transmission of communication device 103.
In the prior art, it after ammeter installs, is mainly recorded by artificial mode or individual GPS positioning mode
The mode of the installation site of ammeter 102,102 position of this recording electrical meter may be transported due to the variability and meter reading of site environment
The management difference of dimension personnel can not timely be positioned to being confirmed in the position of indoor or remote districts ammeters 102,
Or it will appear and has been carried out by removal and has not been timely updated in time to the position of the ammeter 102, meter reading O＆M for the position of ammeter 102
Personnel are mounted with after ammeter 102 record installation site in time or the approximate region etc. that only manual record ammeter 102 is installed
Situation, above several phenomenons, which are likely to result in the later stage, can not find part ammeter 102, and then influence the unified pipe of low-voltage client
It manages O＆M and electric system station track becomes the combing of family relationship.
The system provided by the embodiments of the present application that ammeter is positioned, including be set at ammeter 102, for obtaining electricity
Positioning device 104 can be set at ammeter 102, example by the positioning device 104 of the location data of table 102 in practical applications
Such as positioning device 104 can be directly external on ammeter 102, positioning device module can also be made and be built in ammeter 102,
It is specific how mounting and positioning device 104 can determines according to actual conditions, as long as can ensure that positioning device 104 can obtain ammeter
102 location data；It is communicated to connect with positioning device 104, the location data for obtaining positioning device 104 passes
Defeated communication device 103；It is communicated to connect with communication device 103, the main website of the location data for receiving the transmission of communication device 103
Server 101, main website server 101 can also carry out analyzing processing to the location data received and obtain corresponding ammeter 102
Exact position, and the location data of ammeter 102 can be stored.Concrete mode is exactly will be corresponding by communication device 103
The location data of ammeter 102 is sent on first to collector, and then collector is again by communication modes such as carrier wave, optical fiber by related positioning
Data are uploaded to low-voltage collecting meter reading concentrator, and main website server 101 is transmitted to finally by the mobile communication of public network.In reality
In, need before ammeter 102 is installed, by manually opening the positioning device 104 being set at ammeter 102,
Respective mode can be automatically turned on by mobile device (mobile phone, tablet computer etc.) when detecting that equipment movement is under state
Block, specifically how to operate can determines according to actual conditions, and the present invention does not limit.The operation principle of positioning device 104 is and existing
There is technology identical, details are not described herein.In order to improve the operating rate of data-handling efficiency and main website server 101, as excellent
Selection of land embodiment, main website server 101 include file server, Web server, database server and GIS server with
Location data processing, storage and management to the ammeter 102 that positioning device 104 obtains.That is by the storage of data, place
Reason, management and displaying distribution improve the whole efficiency to Data Analysis Services to different servers.
In practical applications, which can be applied in the live worksheet for being equipped with mobile O＆M APP, fortune
After dimension personnel start the positioning function of O＆M APP, in the case where positioning device 104 has signal condition using in positioning device 104
GPS positioning module carry out data acquiring and recording, in the case where 104 signal of positioning device is weak according to positioning device 104 in combine
The inertial navigation positioning device of pedestrian's step length algorithm positions ammeter 102, is finally automatically recorded in location information pair
It answers in the work order information of ammeter 102 and timing is uploaded in main website server 101 and is stored, handled, managed and shown.
The location data of ammeter 102 is checked and is promoted user experience for convenience, on the basis of above-described embodiment
On, preferably embodiment, further include connect respectively with main website server 101 and ammeter 102 by communication device 103,
Location data mobile device for obtaining ammeter 102.In practical applications, can electricity manually be obtained by mobile device
The location data of table 102 can also obtain ammeter automatically when mobile device receives the acquisition instruction that main website server issues
102 location data.Preferably, mobile device is specially mobile phone or tablet computer.Mobile phone or tablet computer are easy to carry, operation
Simply.
In addition to this it is possible in the case where 104 signal of positioning device is weak or no signal, carried using in mobile device
GPS module, acceleration transducer and gyroscope realize the positioning to ammeter 102 because ammeter 102 needs operation maintenance personnel to carry
It is installed to installation site, in this process, operation maintenance personnel is also to carry mobile device simultaneously, utilizes mobile device
In built-in acceleration transducer pedestrian it is static with 3-axis acceleration acquisition is carried out under ambulatory status, speed can be obtained by integral
Degree and displacement.The acceleration transducer model is preferably LIS3DH sensors, and accuracy is 0.0196 meter of every square of second.This implementation
Position error caused by order to reduce inertial navigation system in example, positioning amendment is carried out using pedestrian's step-size estimation algorithm.
Specific calculating process is as follows：Set axThe current vertical measured for acceleration transducer is in the acceleration of direction of travel
Degree, ayFor the acceleration for the current direction of travel that acceleration transducer measures, T is the sampling period of acceleration transducer.For
Inertial navigation system needs the speed and course information of knowing initial time in advance, therefore, fixed using the GPS in mobile device
Position device first obtains the speed V of blackout previous moment in the good place of outdoor signalk-1With course Ψk-1.It is considered that
The directional velocity of previous moment is the direction of travel of the acceleration obtained at current time, is set to the collected movement of sensor
Acceleration in standby coordinate system carries out obtaining the acceleration information a in navigational coordinate system after Two Dimensional Rotating convertsxAnd ax, it can obtain
The acceleration of previous moment andVelocity variable can be obtained by newton law of inertiaBy
Triangle formula can obtain the angle between velocity variable and previous speedSpeed (its obtained by last moment
Middle initial velocity is the speed that GPS is obtained) and the velocity variable that acquires | Δ Vk| the instantaneous velocity at current time can be obtained.According to
The triangle cosine law can obtain present speed：Then a upper speed with
Angle change value is between present speedAnd then acquire current course ΨkFor | Ψk-Ψk-1|=
αk.Then north orientation and east orientation displacement are respectively in new moment coordinate system
It is a perfect sphere to presuppose the earth, and estimation radius value is R, then obtains latitude, longitude variation estimated value isLatitude and longitude value (the wherein initial longitude and latitude obtained according to longitude and latitude changing value and last moment
Angle value is obtained by GPS) latitude and longitude value of current location finally can be obtained as λk=λk-1+Δλk, Φk=Φk-1+ΔΦk, wherein
λk-1For the longitude at K-1 moment, Φk-1For the latitude at K-1 moment.
By experimental verification, what the mobile device that finally obtains will appear in the curve under random display case slight trembles
It is dynamic, this is because the improper movement of the swing and pedestrian of sensor noise, sensor in pocket causes.It is acquired by mobile device
Ambulatory status under three axis be in arbitrary placement state and find out, in pedestrian's walking process, due to the continuity of walking, acceleration
Cyclically-varying rule is presented, not just on pedestrian's gravity major axes orientation can regular fluctuation, based on the traveling in addition
Also it will produce the regularity fluctuation similar with gravity direction in two axis directions, and Wave crest and wave trough can correspond substantially.It observes
Estimated value to pedestrian's step number can be obtained by generating the quantity for the wave crest for being more than a certain threshold value in statistics oscillogram, i.e.,
A step can be calculated as between two peaks.Discrimination threshold being averaged with all resultant accelerations measured before employed in the present embodiment
Value is standard.It can empirically formula for the length of each step in pedestrian's step-size estimation algorithm
It obtains.Wherein K values are the empirical value set according to the state of each walking of each pedestrian, and a is respectively in the waveform of one section of one step
Maximum acceleration value and minimum acceleration value.Step-length and step count information obtained above are acquired, multiplying for step-length and step number is utilized
The distance that pedestrian estimates walking can be obtained in product.Can be reduced after combining step-size estimation algorithm by experimental verification in a word due to
In inertial navigation system acceleration transducer drift about at any time caused by error accumulation, improve positioning accuracy.The application is implemented
All sames, the step-length such as the step-size estimation algorithm that example is mentioned and principle, the calculation of step-size estimation algorithm in the prior art are estimated
Calculating method is not the main improvement of the present invention, and main improvement of the invention is the improvement on hardware configuration.
It is provided by the present invention a kind of to the ammeter progress pinpoint system of non-blind area, it can be by being installed at ammeter
Positioning device obtain the location data of ammeter, then again by the communication device that is communicated to connect with positioning device by positioning device
The location data of acquisition is uploaded to main website server, is accurately positioned to the non-blind area of ammeter using positioning device realization, and existing
The approximate region of recording electrical meter is compared in the way of artificial in technology, the positioning system can improve ammeter is positioned it is accurate
Property and promptness, being accurately positioned for non-blind area inside and outside meter room may be implemented, meet and the unified of low-voltage collecting meter reading electric supply meter is managed
Manage O＆M.
In order to further improve the positioning accuracy and promptness of ammeter 102, on the basis of the above embodiments, as
It is preferably carried out mode, further includes being set at ammeter 102, being connect with communication device 103, for being adopted when ammeter 102 moves
Collect the sensor of the target information of ammeter 102.Target information refers mainly to acceleration and angular speed when ammeter movement；Actually answering
Sensor can be installed in ammeter 102 by the used time, can also can specifically be collected by sensor integration in positioning device 104
At in the inertial navigation positioning device in positioning device 104, sensing implement body can select acceleration transducer and gyroscope,
Acceleration of the acceleration transducer for obtaining ammeter 102 when ammeter 102 moves, then acceleration is carried out to integrate final acquisition
Displacement, angular speed of the gyroscope for obtaining ammeter 102 when ammeter 102 moves, then the final acquisition angle of angular velocity integral,
Realize the positioning to ammeter 102.That is when the position of ammeter 102 changes, may be used acceleration transducer and
Gyroscope realizes the positioning to ammeter 102.When especially ammeter 102 is installed on some remote districts, acceleration is comparatively utilized
Degree sensor and gyroscope position ammeter 102 more practical.Preferably embodiment, acceleration transducer are specially
LIS3DH 3-axis acceleration sensors, gyroscope are specially L3GD20 three-axis gyroscopes, and measurement accuracy and accuracy are relatively high
And it is easily obtained.
On the basis of the above embodiments, preferably embodiment, positioning device 104 specifically include GPS positioning dress
It sets and inertial navigation positioning device.The embodiment of the present application combination GPS positioning device and inertial navigation positioning device obtain ammeter
Location data can further realize being accurately positioned for non-blind area inside and outside meter room.
On the basis of the above embodiments, preferably embodiment, communication device 103 include that telecommunication network communication connects
Mouth and WIFI module.
Certainly, positioning device 104 be other than it can select GPS positioning device and inertial navigation positioning device, can be with
Select other qualified positioning devices 104；Communication device 103 connects in addition to WIFI module and telecommunication network can be selected to communicate
Except mouth is communicated, other qualified communication devices 103 can also be selected.
On the basis of the above embodiments, preferably embodiment, communication device 103 is also connect with ammeter 102, right
Ying Di is communicated between communication device 103 and ammeter 102 especially by RS485 agreements.By ammeter 102 and communication device 103
Connection can will be sent to main website server 101 with 102 relevant data of ammeter by communication device 103, and then be realized to electricity
The unified management of 102 data of table.
Fig. 2 is provided a kind of to the ammeter progress pinpoint overall system structure group of non-blind area by the embodiment of the present invention
At schematic diagram, as shown in Fig. 2, specifically including main website server 101, main website server 101 includes file server, Web clothes
Business device, database server and GIS server, can be asked with the workload of equalization server to avoid data-handling efficiency is low
Topic；Sensor 20, positioning device 104, communication device 103, ammeter 102 and mobile device 21, sensor 20 and positioning device
104 may be contained at ammeter 102, in practical application, can also ammeter be directly mounted at for sensor 20 and positioning device 104
On 102, it can be determined by the ammeter 102 that sensor 20 obtains the location information of ammeter 102 or is obtained by positioning device 104
The digit factually existing positioning to ammeter 102, communication device 103 respectively with main website server 101, positioning device 104, sensor 20
And mobile device 21 connects, communication device 103 can also directly be connect with ammeter 102, be obtained and 102 relevant data of ammeter
(table code number, electricity usage amount, surplus etc.)；In actually answering, movement can also be carried by calculating related operation maintenance personnel
Step-length when equipment 21 is walked realizes positioning to ammeter 102, specific positioning method with it is in the prior art identical.In reality
In, system has multiple ammeters 102, and each ammeter 102 is corresponding connects or be equipped with sensor 20, positioning
Device 104 only depicts an ammeter 102 in fig. 2.
Above to it is provided by the present invention it is a kind of to ammeter carry out the pinpoint system of non-blind area be described in detail.
Using several examples herein, principle and implementation of the present invention are described, and the explanation of above example is only used
Understand technical scheme of the present invention and its core concept in help；Meanwhile for those of ordinary skill in the art, according to this hair
Bright thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not manage
Solution is limitation of the present invention, and those skilled in the art repair under the premise of no creative work to what the present invention was made
Change, equivalent replacement, improvement etc., should be included in the application.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One operation is distinguished with another operation, without necessarily requiring or implying there are any between these entities or operation
This actual relationship or sequence.Moreover, the similar word such as term " comprising " so that unit, equipment including a series of elements
Or system includes not only those elements, but also include other elements that are not explicitly listed, or further include for this list
Member, equipment or the intrinsic element of system.
Claims (10)
1. a kind of carrying out the pinpoint system of non-blind area to ammeter, which is characterized in that including：
It is set at ammeter, the positioning device of the location data for obtaining the ammeter；
It is communicated to connect with the positioning device, the communication dress that the location data for obtaining the positioning device is transmitted
It sets；
It is connect with the communication, the main website server for receiving the location data that the communication device is sent.
2. according to claim 1 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that further include passing through
The communication device is connect with the main website server and the positioning device respectively, the movement for obtaining the location data
Equipment.
3. according to claim 1 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that further include setting
It is connect at the ammeter, with the communication device, the target information for acquiring when the ammeter moves the ammeter
Sensor.
4. according to claim 1 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that the positioning dress
It sets and specifically includes GPS positioning device and inertial navigation positioning device.
5. according to claim 3 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that the sensor
Acceleration transducer and gyroscope are specifically included, the acceleration transducer when the ammeter moves for obtaining the ammeter
Acceleration, the gyroscope is used to obtain the angular speed of the ammeter when the ammeter moves.
6. according to claim 5 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that the acceleration
Sensor is specially LIS3DH 3-axis acceleration sensors.
7. according to claim 1 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that the main website clothes
Business device include file server, Web server, database server and GIS server to be stored to the location data,
Processing is calculated, manages and is shown.
8. according to claim 1 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that the communication dress
It sets including telecommunication network communication interface and WIFI module.
9. according to claim 1 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that the communication dress
It sets and is also connect with the ammeter, accordingly, the communication device is also connect by RS-485 buses with the ammeter.
10. according to claim 2 carry out the pinpoint system of non-blind area to ammeter, which is characterized in that the movement
Equipment is specially mobile phone or tablet computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810600216.XA CN108445522A (en) | 2018-06-12 | 2018-06-12 | It is a kind of that the pinpoint system of non-blind area is carried out to ammeter |
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| CN201810600216.XA CN108445522A (en) | 2018-06-12 | 2018-06-12 | It is a kind of that the pinpoint system of non-blind area is carried out to ammeter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111505665A (en) * | 2020-04-16 | 2020-08-07 | 广东电网有限责任公司梅州供电局 | Ammeter positioning method, ammeter positioning device and mobile terminal |
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