CN110492907A - The method and device of archives is established for ammeter - Google Patents
The method and device of archives is established for ammeter Download PDFInfo
- Publication number
- CN110492907A CN110492907A CN201810462955.7A CN201810462955A CN110492907A CN 110492907 A CN110492907 A CN 110492907A CN 201810462955 A CN201810462955 A CN 201810462955A CN 110492907 A CN110492907 A CN 110492907A
- Authority
- CN
- China
- Prior art keywords
- ammeter
- plc
- data acquisition
- acquisition unit
- sent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Automation & Control Theory (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Selective Calling Equipment (AREA)
Abstract
The embodiment of the present application discloses a kind of method and device that archives are established for ammeter, and data acquisition unit sends identification signal by power line;Data acquisition unit receives the first PLC ammeter mark that the first PLC ammeter is sent;First PLC ammeter mark is sent to main website by data acquisition unit;Data acquisition unit receives the first PLC ammeter that main website is sent and identifies corresponding first ammeter archives.The PLC ammeter in area is connected with data acquisition unit by power line on the same stage, after data acquisition unit sends identification signal by power line, the PLC ammeter that identification signal can be received is completed the concurrent power transmission table of networking and is identified to data acquisition unit, it ensure that the accuracy for the PLC ammeter archives that the ammeter mark received according to data acquisition unit is established, and then PLC ammeter can be mounted to correct data acquisition unit according to PLC ammeter archives in the following, guaranteeing that each PLC ammeter can work normally by main website.
Description
Technical field
This application involves technical field of power systems more particularly to a kind of method and devices that archives are established for ammeter.
Background technique
Advanced metering framework (Advanced Metering Infrastructure, AMI) system is that having IP address
A kind of automatic bidirectional circulation architecture system between intelligent electric meter and Utilities Electric Co..AMI system mainly includes main website, data acquisition
Unit (Data concentrator Unit, DCU) and power line communication (Power Line Communication, PLC) electricity
Table, after main website is online, main website can complete to acquire the data of PLC ammeter by DCU PLC ammeter.
To realize that PLC ammeter is online in main website, the archives relationship for needing first to establish between DCU and PLC ammeter, archives relationship
After the completion of foundation, DCU could receive the information that PLC ammeter reports.Plc communication is formed between DCU and PLC ammeter in traditional technology
Network establishes the process of PLC ammeter archives relationship are as follows: DCU issues power carrier signal, and PLC ammeter receives the electricity of DCU sending
Report ammeter information that the ammeter information received is reported to main website to DCU, DCU after power carrier signal, main website is directly by ammeter
The corresponding PLC ammeter of information is mounted to DCU in the following, being communicated between DCU and PLC later.
But in the same electric system, usually there are multiple areas, an area Ge Tai refers to the power supply of a transformer
Range or region are not completely insulated from each other between platform area, and PLC ammeter is caused to network (that is, PLC network is added) or report electricity
Crosstalk is easy to appear when table information.So that the PLC ammeter in First area networks or is connected to second area when reporting ammeter information
DCU or the PLC ammeter in other areas network or while reporting ammeter information is connected to First area DCU.As shown in Figure 1,
The PLC ammeter 2 in platform area 2 is because signal cross-talk is networked by the DCU1 in platform area 1, but main website can not identify whether PLC ammeter 2 belongs to
PLC ammeter 2 is directly mounted to below DCU1 (that is, main website records PLC ammeter 2 and DCU1 in archives by Yu Taiqu 1, main website
Corresponding relationship).Platform area as where PLC ammeter 2 is not belonging to DCU1 can not establish logical between PLC ammeter 2 and DCU1
Letter, and the communication between PLC ammeter 2 and DCU2 can not be established at this time, resulting in PLC ammeter 2 can not work normally.Using
Traditional technology causes PLC ammeter can not work normally it is possible that PLC ammeter carry mistake.
Summary of the invention
This application provides a kind of method and devices that archives are established for ammeter, to solve PLC ammeter because crosstalk occurs
Carry mistake, the problem of causing PLC ammeter can not work normally.
In a first aspect, this application provides a kind of methods for establishing archives for ammeter, comprising: data acquisition unit passes through
Power line sends identification signal, each power line communication PLC electricity in platform area where identification signal is used to indicate data acquisition unit
Table networks;Data acquisition unit receives the first PLC ammeter mark that the first PLC ammeter is sent, and the first PLC ammeter is data acquisition
Any PLC ammeter where unit in platform area, the first PLC ammeter mark are used for the first PLC ammeter of unique identification;Data acquisition is single
First PLC ammeter mark is sent to main website by member;It is corresponding that data acquisition unit receives the first PLC ammeter mark that main website is sent
First ammeter archives.
In the application, the PLC ammeter in area is connected with data acquisition unit by power line on the same stage, and data acquisition unit passes through
After power line sends identification signal, the PLC ammeter completion concurrent power transmission table of networking that can receive identification signal is identified to be adopted to data
Collect unit, ensure that the accuracy for the PLC ammeter archives that the ammeter mark received according to data acquisition unit is established, Jin Erzhu
Correct data acquisition unit can be mounted to for PLC ammeter in the following, guaranteeing each PLC ammeter according to PLC ammeter archives by standing
It can work normally.
Implementation with reference to first aspect, in a first possible implementation of that first aspect, data acquisition unit
First PLC ammeter mark is sent to main website, comprising: all PLC ammeters that data acquisition unit will receive in receiving window
Mark is sent to main website, includes that the first PLC ammeter identifies in all PLC ammeter marks, the initial time of receiving window is data
At the time of acquisition unit issues identification signal, the length of receiving window is scheduled duration.
Scheduled duration is longest duration needed for PLC network reaches stable state, because after receiving window, this TV station area
Data acquisition unit will not receive new PLC ammeter again and send ammeter mark.
The first possible implementation with reference to first aspect, in a second possible implementation of that first aspect, number
It includes: that data acquisition unit is connecing that all PLC ammeters received in receiving window mark, which is sent to main website, according to acquisition unit
All PLC ammeters mark is disposably sent to main website after time receiving window;Alternatively, data acquisition unit divides in receiving window
All PLC ammeters mark is sent to main website by batch.
With reference to first aspect or the first to two kind of first aspect possible implementation any of them, in first aspect
In the third possible implementation, identification signal is zero passage disturbing signal, and zero passage disturbing signal is power line sine voltage
Each zero crossing front and back and the reversed disturbance voltage signal of power line sine voltage.
Second aspect, this application provides a kind of methods for establishing archives for ammeter, comprising: power line communication PLC electricity
Table receives the identification signal that data acquisition unit is sent by power line;Data acquisition list is added according to identification signal in PLC ammeter
The PLC network of member, and identified to the ammeter that data acquisition unit sends PLC ammeter.
In conjunction with the implementation of second aspect, in second aspect in the first possible implementation, PLC ammeter is according to knowledge
The PLC network of data acquisition unit is added in level signal, and the ammeter mark of PLC ammeter is sent to data acquisition unit, comprising:
PLC ammeter mark is sent to data acquisition unit in window when sending by PLC ammeter, and the initial time of window is PLC electricity when transmission
At the time of table receives identification signal, the length of window is scheduled duration when transmission.
In conjunction with second aspect or second aspect the first possible implementation, in second of first aspect possible realization
In mode, identification signal is zero passage disturbing signal, zero passage disturbing signal be before and after each zero crossing of power line sine voltage with
The reversed disturbance voltage signal of power line sine voltage.
The third aspect, this application provides a kind of devices that archives are established for ammeter, comprising: the first sending module is used
Identification signal is sent by power line in data acquisition unit, platform area is each where identification signal is used to indicate data acquisition unit
A power line communication PLC ammeter networks;First receiving module receives that the first PLC ammeter is sent for data acquisition unit
One PLC ammeter mark, the first PLC ammeter are any PLC ammeter where data acquisition unit in platform area, the first PLC ammeter mark
Know and is used for the first PLC ammeter of unique identification;First PLC ammeter is identified for data acquisition unit and is sent by the second sending module
To main website;Second receiving module receives corresponding first electricity of the first PLC ammeter mark that main website is sent for data acquisition unit
Table archives.
In conjunction with the implementation of the third aspect, in the third aspect in the first possible implementation, the second sending module,
Include: transmission unit, all PLC ammeters received in receiving window mark be sent to main website for data acquisition unit,
It include that the first PLC ammeter identifies in all PLC ammeter marks, the initial time of receiving window is that data acquisition unit issues identification
At the time of signal, the length of receiving window is scheduled duration.
The first possible implementation in conjunction with the third aspect, in second of the third aspect possible implementation, hair
Sending unit includes: the first transmission sub-unit, for data acquisition unit disposably by all PLC ammeters after receiving window
Mark is sent to main website;Alternatively, the second transmission sub-unit, will own in receiving window in batches for data acquisition unit
PLC ammeter mark is sent to main website.
In conjunction with the third aspect or the first to two kind of the third aspect possible implementation any of them, in the third aspect
In the third possible implementation, identification signal is zero passage disturbing signal, and zero passage disturbing signal is power line sine voltage
Each zero crossing front and back and the reversed disturbance voltage signal of power line sine voltage.
Fourth aspect, this application provides a kind of devices that archives are established for ammeter, comprising: receiving module, for electricity
The line of force communicates PLC ammeter and receives the identification signal that data acquisition unit is sent by power line;Sending module is used for PLC ammeter
The PLC network of data acquisition unit is added according to identification signal, and sends the ammeter mark of PLC ammeter to data acquisition unit.
In conjunction with the implementation of fourth aspect, in fourth aspect in the first possible implementation, sending module includes:
PLC ammeter mark is sent to data acquisition unit in window when sending for PLC ammeter by transmission unit, and window rises when transmission
The moment begin at the time of be that PLC ammeter receives identification signal, the length of window is scheduled duration when transmission.
In conjunction with fourth aspect or fourth aspect the first possible implementation, in second of fourth aspect possible realization
In mode, identification signal is zero passage disturbing signal, zero passage disturbing signal be before and after each zero crossing of power line sine voltage with
The reversed disturbance voltage signal of power line sine voltage.
5th aspect, this application provides a kind of data acquisition units, comprising: PLC module, processor, memory and logical
Believe interface.PLC module is used to send identification signal by power line.Processor is used to receive the first of the first PLC ammeter transmission
First PLC ammeter mark is sent to main website by PLC ammeter mark, and the first PLC ammeter mark for receiving main website transmission is corresponding
First ammeter archives.Memory is used to store the ammeter mark and ammeter archives of PLC ammeter.Communication interface is adopted for data
It is communicated between collection unit and PLC ammeter and data acquisition unit and main website.
6th aspect, this application provides a kind of PLC ammeters, comprising: PLC module, processor, memory and communication connect
Mouthful.PLC module is used to receive the identification signal that data acquisition unit is sent by power line;Processor is used for according to identification signal
The PLC network of data acquisition unit is added in control PLC ammeter, and the ammeter mark of PLC ammeter is sent to data acquisition unit.It deposits
Reservoir is used to store the ammeter mark of the identification signal received and PLC ammeter.Communication interface is used for PLC ammeter and data
It is communicated between acquisition unit.
7th aspect, this application provides a kind of computer readable storage mediums, instruction are stored thereon with, when the instruction exists
When being run on data acquisition unit, so that the data acquisition unit executes the side of first aspect and its any possible implementation
Method.
Eighth aspect, this application provides a kind of computer readable storage mediums, are stored thereon with instruction, when the instruction exists
When being run on PLC ammeter, so that the method that the PLC ammeter executes second aspect and its any possible implementation.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without any creative labor,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the schematic diagram that crosstalk occurs for PLC ammeter;
Fig. 2 is the method flow schematic diagram provided by the embodiments of the present application that archives are established for ammeter;
Fig. 3 is a kind of schematic diagram of power carrier signal provided by the embodiments of the present application;
Fig. 4 is a kind of power carrier signal schematic diagram that identification signal is added provided by the embodiments of the present application;
Fig. 5 is a kind of and superimposed power carrier signal schematic diagram of identification signal provided by the embodiments of the present application;
Fig. 6 is another method flow schematic diagram that archives are established for ammeter provided by the embodiments of the present application;
Fig. 7 is the schematic device provided by the embodiments of the present application that archives are established for ammeter;
Fig. 8 is another schematic device that archives are established for ammeter provided by the embodiments of the present application;
Fig. 9 is the structural schematic diagram of data acquisition unit provided by the embodiments of the present application;
Figure 10 is the structural schematic diagram of PLC ammeter provided by the embodiments of the present application.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in the embodiment of the present application, with reference to the accompanying drawing
Technical solution in the embodiment of the present application is described in further detail
As shown in Fig. 2, being a kind of method flow schematic diagram for establishing archives for ammeter provided by the embodiments of the present application, institute
The method of stating includes:
S101, data acquisition unit send identification signal by power line.
Power line connects data acquisition unit and PLC ammeter in power communication system, and data acquisition unit can pass through
Power line sends power carrier signal to the PLC ammeter in this TV station area (the platform area where the i.e. described data acquisition unit).But no
Since transformer penetrates, adjacent stations area is total to the factors such as zero curve and space crosstalk between same platform area, the PLC in other areas will lead to
Ammeter is crosstalked into this TV station area when networking.Therefore, in the embodiment of the present application, data acquisition unit is being issued by power line
Identification signal is added in power carrier signal, the PLC ammeter for being only located at same area with data acquisition unit can receive knowledge
Level signal, and networked according to the identification signal.The identification signal that data acquisition unit issues in the embodiment of the present application is used to indicate
The PLC ammeter in this TV station area networks, and can ensure that subsequent data acquisition unit to avoid the mistake that networks caused by PLC ammeter crosstalk
With the communication of PLC ammeter.
It is illustrated in figure 3 a kind of schematic diagram of power carrier signal provided by the embodiments of the present application, is one shown in Fig. 3
Kind sinusoidal electrical power carrier signal.Due to may be by the power carrier signal that power line is sent in the same electric system
It is identical, therefore be embodied on the waveform of power carrier signal, signal frequency and signal amplitude are all consistent.Fig. 4 is in Fig. 3
The waveform after identification signal is added in the sinusoidal electrical power carrier signal of offer, identification signal u1 shown in Fig. 4 is one section of zero passage
Disturbing signal, zero passage disturbing signal are tiny time section before and after each zero crossing of power carrier signal, such as 1 microsecond or 2 microseconds
Deng disturbance voltage signal with sinusoidal electrical power carrier signal voltage reversal.Continuing for zero passage disturbing signal is required in the present embodiment
Time is tiny time section before and after each zero crossing of power carrier signal, and both can guarantee power carrier signal not in this way influences just
Normal work of electric power system can also allow PLC ammeter that can accurately identify identification signal.The duration of zero passage disturbing signal can
Set under the premise of not influencing power carrier signal according to specific implementation demand, the application is without limitation.
Since zero passage disturbing signal is reversed with power line sine voltage before and after each zero crossing, zero passage is added and disturbs
After dynamic signal, the power carrier signal that data acquisition unit is sent by power line is as shown in figure 5, micro- before and after each zero crossing
The power carrier signal voltage of minor time slice becomes 0.Data acquisition unit issues the power carrier letter that joined identification signal
Number PLC ammeter is given, the PLC ammeter that instruction receives corresponding power carrier signal networks, and the PLC ammeter after networking is subsequent
It is communicated with the data acquisition unit.
The above-mentioned zero passage disturbing signal shown is one of identification signal provided by the embodiments of the present application, the present embodiment
In identification signal be also possible to other kinds of voltage signal, as long as and can to original power line send electric power carry
The shape of wave signal waveform generates minor impact and does not influence the voltage signal of raw power carrier signal normal function, all may be used
Using the identification signal as the embodiment of the present application.
S102, data acquisition unit receive the first PLC ammeter mark that the first PLC ammeter is sent.
Data acquisition unit issues the power carrier signal for carrying identification signal by power line, and this TV station area owns
PLC ammeter can receive.It is mutually indepedent, not shadow between different PLC ammeters since PLC ammeter is sent between ammeter mark
It rings.The embodiment of the present application is by taking wherein any one PLC ammeter as an example, it is assumed that the first PLC ammeter in this TV station area has received data
The power carrier signal that acquisition unit is sent adds after the first PLC ammeter recognizes the identification signal in power carrier signal
Enter the PLC network of the data acquisition unit, and the first PLC ammeter mark is sent to data acquisition unit.Wherein, the first PLC
Ammeter is identified as the first table number or the address the first media access control (media access control, MAC).Different PLC
The table number and MAC Address of ammeter be it is different, the first PLC ammeter mark be used for the first PLC ammeter of unique identification.Described first
First table number of PLC ammeter and the first MAC Address correspond, and need when establishing the first PLC ammeter archives using the first MAC
The communication of the first PLC ammeter and data acquisition unit is established in location.In the embodiment of the present application if the first PLC ammeter be identified as it is described
First table number then needs the corresponding relationship of table number and MAC Address and first table number to obtain the first PLC ammeter
MAC Address.If the first PLC ammeter mark can be established directly using the first MAC Address if it is first MAC Address
The communication of first PLC ammeter and data acquisition unit.
It should be pointed out that above-mentioned first PLC ammeter is not to refer in particular to some PLC ammeter, but acquire with data single
Member is located at mutually any PLC ammeter in area on the same stage.Due to different PLC ammeters there may be communication line delay etc. factors,
Data acquisition unit can not also be identified receiving the ammeter that all PLC ammeters are sent at the first time.
First PLC ammeter mark is sent to main website by S103, data acquisition unit.
In S102 it has already been indicated that since the problems such as communication line delay, causes data acquisition unit can not be at the first time
Receive the ammeter mark that all PLC ammeters are sent.Therefore the embodiment of the present application presets a receiving window, and data acquisition is single
The PLC ammeter received mark is sent to main website in receiving window by member.The initial time of receiving window is that data acquisition is single
At the time of member issues identification signal, receiving window is a scheduled duration.Since the quantity of PLC ammeter is limited, can be set
All PLC ammeters complete the transmission of PLC ammeter mark under platform area where the scheduled duration guarantees the data acquisition unit.Work as institute
There is PLC ammeter to complete to send ammeter mark, then shows that the PLC network of the data acquisition unit tends towards stability state.The application is real
It applies scheduled duration in example (receiving window) and can be reached according to PLC network in historical record and stablize required duration setting, for example,
PLC network is reached and stablizes required longest duration as the scheduled duration.
Optionally, data acquisition unit receives the PLC ammeter mark that each PLC ammeter is sent in receiving window, wherein
It is identified including the first PLC ammeter mentioned above.When 330 receiving after window, all PLC that data acquisition unit will receive
Ammeter mark is sent to main website.
Further, data acquisition unit can identify all PLC ammeters received in a manner of white list
It is sent to main website.Each PLC ammeter mark records the table of corresponding PLC ammeter as a record, each in white list
Number or MAC Address be unique.
Optionally, data acquisition unit receives the PLC ammeter mark that each PLC ammeter is sent in receiving window, and divides
The PLC ammeter received mark is sent to main website by batch.For example, 20 PLC of platform Qu Zhongyou where the data acquisition unit
Ammeter, when data acquisition unit receives the ammeter mark that 5 PLC ammeters are sent, then by receive 5 PLC ammeters marks
It is sent to main website, it is subsequent successively to be sent according to 5 a batch, until receiving window terminates.If the data acquisition unit
It is 19 PLC ammeters in the platform area of place, the ammeter mark sent due to finally will receive 4 PLC ammeters, due to receiving at this time
Ammeter identify less than 5, data acquisition unit may enter wait state, will not be sent to main website, but when receiving
After window, even if the ammeter received, which is identified, is also sent to main website less than 5.
The quantity of above-mentioned this TV station area PLC ammeter and the quantity for sending ammeter mark in batches are schematic example, can also be with
It is just sent once to main website whenever receiving a PLC ammeter mark.Receiving window can also be divided into multiple sub- periods,
After a sub- period, no matter receiving several PLC ammeter marks, it is all sent to main website.
In the embodiment of the present application, sent in batches no matter sent according to preset quantity in batches also according to preset time period, together
Sample can generate white list according to the ammeter mark received, and white list is sent to main website.When what will be received
Ammeter mark is sent to main website in batches when, there are multiple, in multiple white lists PLC ammeter mark instructions for white list
The PLC ammeter of all networkings where the data acquisition unit in platform area.
S104, data acquisition unit receive the first PLC ammeter that main website is sent and identify corresponding first ammeter archives.
After the PLC ammeter received in receiving window mark is sent to main website by data acquisition unit, main website is according to connecing
The PLC ammeter received, which is identified, is sent to data acquisition unit for the ammeter archives of corresponding each PLC ammeter.Data acquisition unit
The ammeter archives received are stored, the foundation of PLC ammeter archives is completed.
When main website receives the first PLC ammeter mark of data acquisition unit transmission, main website is according to the first PLC ammeter
Corresponding first ammeter archives are sent to data acquisition unit by the table number or MAC Address of mark.Wherein, the first ammeter archives
Including information such as corresponding first MAC Address of the first PLC ammeter, protocol type, ammeter list three-phase attribute, ammeter channel types.
Data acquisition unit stores the first above-mentioned ammeter archives, completes the foundation of the ammeter archives of the first PLC ammeter.
Optionally, PLC ammeter archives are established after completion, it is also necessary to be verified to the correctness of PLC ammeter archives.Tool
Body, the PLC network of the data acquisition unit is dismissed, PLC ammeter can send the request that networks, data acquisition unit inspection the period
The networking request that PLC ammeter is sent is surveyed, if corresponding PLC ammeter mark allows in the PLC ammeter archives of above-mentioned foundation
PLC ammeter networks.
After PLC ammeter networks, active reporting ammeter clock signal will be received to data acquisition unit, data acquisition unit
Ammeter clock signal be sent to main website, after main website receives ammeter clock signal, mark PLC ammeter state it is online.At this point, end is arrived
End debugging is completed, and determines that the PLC ammeter archives established are correct.
The embodiment of the present application, it is assumed that establish before PLC ammeter archives, the state of PLC ammeter is not network, therefore do not deposit
Exist in the PLC ammeter of crosstalk.In a kind of possible realization, if before establishing PLC ammeter archives, the data acquisition
Unit discovery has existed PLC ammeter crosstalk networking, then needs to dismiss the PLC network of the data acquisition unit, such institute
Some PLC ammeters do not network, and the foundation of PLC ammeter archives, specific mistake are then carried out according still further to the method for above-mentioned S101-S104
Journey repeats no more.
The method provided by the embodiments of the present application for establishing archives for ammeter, because the PLC ammeter in area and data are adopted on the same stage
Collect unit to connect by power line, after data acquisition unit sends identification signal by power line, identification signal can be received
The PLC ammeter completion concurrent power transmission table of networking, which is identified, ensure that the electricity received according to data acquisition unit to data acquisition unit
The accuracy for the PLC ammeter archives that table mark is established, and then PLC ammeter can be mounted to just by main website according to PLC ammeter archives
True data acquisition unit is in the following, guarantee that each PLC ammeter can work normally.
Referring to Fig. 6, the embodiment of the present application also provides another to be used for the method that ammeter establishes archives, the method packet
It includes:
S201, PLC ammeter receive the identification signal that data acquisition unit is sent by power line.
PLC ammeter receives the power carrier signal that data acquisition unit sends over, power carrier signal by power line
Middle carrying identification signal.Later, PLC ammeter parses power carrier signal.If PLC ammeter is in power carrier signal
It detects identification signal, then shows PLC ammeter and send the data acquisition unit of identification signal to be same area, identification signal refers to
Show that PLC ammeter networks.
A schematic identification signal as provided in above-described embodiment, power carrier signal are a kind of sinusoidal electrical power carrier wave letter
Number, identification signal is one section of zero passage disturbing signal, when zero passage disturbing signal is that each zero crossing front and back of power carrier signal is small
Between section, such as 1 microsecond or 2 microseconds etc., the disturbance voltage signal with sinusoidal electrical power carrier signal voltage reversal.Because carrying zero passage
The voltage of tiny time section is 0 before and after the zero crossing of the power carrier signal of disturbing signal, when PLC ammeter receives above-mentioned electric power
After carrier signal, the power carrier signal received is compared with the power carrier signal of the original sending of electric system,
The amplitude for detecting the zero crossing front and back voltage signal of received power carrier signal is 0, according to the original sending of electric system
Power carrier signal restores the identification signal in the power carrier signal received, obtains zero passage disturbing signal.PLC electricity
Presence detection module once detects zero passage disturbing signal in table, then indicates that PLC ammeter networks.
The PLC network of data acquisition unit is added according to identification signal for S202, PLC ammeter, and sends out to data acquisition unit
The ammeter of PLC ammeter is sent to identify.
After PLC ammeter detects identification signal, the PLC network that data acquisition unit is added into net operation is executed.It has networked
The status indicator of Cheng Hou, PLC ammeter is networked from request to be become having networked.PLC ammeter after networking starts to data acquisition unit
Send ammeter mark.
PLC ammeter is identified as the table number or MAC Address of PLC ammeter.The different corresponding table numbers of PLC ammeter and MAC Address
Be it is different, PLC ammeter mark is only used for unique identification one corresponding PLC ammeter.
Due to the problems such as communication line postpones in electric system, it is thus possible to will lead to PLC ammeter and receive data acquisition
The time for the identification signal that unit is sent is also different.For this purpose, window when sending is preset in the present embodiment, when transmission when the starting of window
Carving is PLC ammeter at the time of receive identification signal in this TV station area, and window is a scheduled duration when transmission.This TV station area PLC ammeter is only
It works normally, is then bound to receive the identification signal of data acquisition unit transmission, therefore can be according to PLC in historical record
The delay duration of the ammeter collection of letters number, using longest delay duration as the scheduled duration.
The method provided by the embodiments of the present application for establishing archives for ammeter, the PLC ammeter in area and data acquisition are single on the same stage
Member is connected by power line, and after PLC ammeter receives the identification signal of data acquisition unit transmission by power line, triggering is added
The PLC network of data acquisition unit, it is rear to data acquisition unit send ammeter mark, ensure that data acquisition unit receives
Ammeter to identify corresponding PLC ammeter be area on the same stage.
Corresponding with method shown in Fig. 2, the embodiment of the present application also provides a kind of devices that archives are established for ammeter
300, referring to Fig. 7, device 300 includes: the first sending module 301, the first receiving module 302, the second sending module 303 and second
Receiving module 304.
First sending module 301 sends identification signal by power line for data acquisition unit, and identification signal is for referring to
Each PLC ammeter in platform area networks where showing data acquisition unit.The embodiment of the present application provides a schematic example, identification signal
For zero passage disturbing signal, zero passage disturbing signal is tiny time section before and after each zero crossing of power carrier signal, for example, 1 microsecond or
2 microseconds etc., the disturbance voltage signal with sinusoidal electrical power carrier signal voltage reversal.
First receiving module 302 receives the first PLC ammeter mark that the first PLC ammeter is sent for data acquisition unit.
First PLC ammeter is identified as the table number or MAC Address of the first PLC ammeter.The different corresponding table numbers of PLC ammeter and MAC Address
Be it is different, the first PLC ammeter mark be used for the first PLC ammeter of unique identification.Wherein, the first PLC ammeter is data acquisition
Any PLC ammeter where unit in platform area.
First PLC ammeter mark is sent to main website for data acquisition unit by the second sending module 303.
Second sending module 303 in the present embodiment, comprising: transmission unit, it will be in receiving window for data acquisition unit
All PLC ammeters mark received is sent to main website, includes that the first PLC ammeter identifies in all PLC ammeters marks, when reception
At the time of the initial time of window is that data acquisition unit issues identification signal, receiving window is a scheduled duration.Due to PLC ammeter
Quantity be limited, the scheduled duration can be set and guarantee that PLC ammeter all under platform area where the data acquisition unit is complete
The transmission identified at PLC ammeter.Transmission ammeter is completed when all PLC ammeters to identify, then shows the PLC net of the data acquisition unit
Network tends towards stability state.Scheduled duration (receiving window) can reach according to PLC network in historical record in the embodiment of the present application
Stablize required duration setting, stablizes required longest duration as the scheduled duration for example, PLC network is reached.
Optionally, transmission unit includes: the first transmission sub-unit, for data acquisition unit one after receiving window
All PLC ammeters mark is sent to main website by secondary property.
Optionally, transmission unit includes: the second transmission sub-unit, for data acquisition unit in receiving window in batches
All PLC ammeters mark is sent to main website.
Second receiving module 304 receives the first PLC ammeter mark corresponding that main website is sent for data acquisition unit
One ammeter archives.
Data acquisition unit stores the first ammeter archives received, completes the foundation of the first PLC ammeter archives.
First ammeter archives include the information such as the corresponding protocol type of the first PLC ammeter, ammeter list three-phase attribute, ammeter channel type.
The device provided by the embodiments of the present application that archives are established for ammeter, the first sending module 301 are sent out by power line
After sending identification signal, the concurrent power transmission table of PLC ammeter networking that can receive identification signal is identified to data acquisition unit, ensure that
The accuracy for the PLC ammeter archives that the ammeter mark received according to the first receiving module 302 is established, and then main website can basis
PLC ammeter is mounted to correct data acquisition unit in the following, guaranteeing that each PLC ammeter can normal work by PLC ammeter archives
Make.
Corresponding with method shown in Fig. 6, the embodiment of the present application provides another device that archives are established for ammeter
400。
Referring to Fig. 8, device 400 includes: receiving module 401 and sending module 402.
Receiving module 401 receives the identification signal that data acquisition unit is sent by power line for PLC ammeter.This Shen
Please embodiment provide a schematic example, identification signal is zero passage disturbing signal, and zero passage disturbing signal is that power carrier signal is every
Tiny time section before and after a zero crossing, such as 1 microsecond or 2 microseconds etc., the disturbance electricity with sinusoidal electrical power carrier signal voltage reversal
Press signal.
PLC ammeter detects identification signal, then shows that PLC ammeter and the data acquisition unit of transmission identification signal are same
Platform area, triggering PLC ammeter network.
The PLC network of data acquisition unit is added for PLC ammeter according to identification signal for sending module 402, and to data
Acquisition unit sends the ammeter mark of PLC ammeter.
In the present embodiment, sending module 402 includes: transmission unit, for PLC ammeter when sending in window by PLC ammeter
Mark is sent to data acquisition unit, at the time of the initial time of window is that PLC ammeter receives identification signal when transmission, window when transmission
For a scheduled duration.
Since communication line prolongs according to what PLC ammeter in historical record was collected mail number there may be delay in electric system
Slow duration, using longest delay duration as the scheduled duration.
The device provided in this embodiment that archives are established for ammeter, the PLC ammeter and data acquisition unit in area are logical on the same stage
Power line connection is crossed, after receiving module 401 receives the identification signal of data acquisition unit transmission by power line, indicates PLC
The PLC network of data acquisition unit is added in ammeter, and sending module 402 sends ammeter mark to data acquisition unit later, guarantees
It is area on the same stage that the ammeter that data acquisition unit receives, which identifies corresponding PLC ammeter,.
The embodiment of the present application also provides a kind of data acquisition units, and referring to Fig. 9, data acquisition unit 50 includes: PLC mould
Block 501, processor 502, memory 503 and communication interface 504.
The PLC module 501 is used to send identification signal by power line;
The processor 502 is used to receive the first PLC ammeter mark of the first PLC ammeter transmission, by the first PLC ammeter mark
Knowledge is sent to main website, and the first PLC ammeter for receiving main website transmission identifies corresponding first ammeter archives.
Memory 503 is used to store the ammeter mark and ammeter archives of PLC ammeter.
Processor 502 can be general processor, for example, central processing unit (English: central process ing
Unit, abbreviation: CPU), the combination of network processing unit (English: network processor, abbreviation: NP) or CPU and NP.Place
Reason device 502 is also possible to microprocessor (MCU).Processor 502 can also include hardware chip.Above-mentioned hardware chip can be specially
With integrated circuit (ASIC), programmable logic device (PLD) or combinations thereof.Above-mentioned PLD can be Complex Programmable Logic Devices
(CPLD), field programmable gate array (FPGA) etc..
PLC module 501, processor 502, memory 503 and communication interface 504 can be connected with each other by bus;Bus
Address bus, data/address bus, control bus etc. can be divided into.Only to be indicated with a thick line in Fig. 9, but not convenient for indicating
Indicate only have a bus or a type of bus.
The PLC module 501 is also used to carry out with the PLC ammeter in PLC network.
Memory 503 can realize by any kind of volatibility or non-volatile memory device or their combination,
Such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable is read-only
Memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, disk
Or CD.
The data acquisition unit 50 can also include power supply module, for providing for the various assemblies of data acquisition unit
Electric power.Power supply module may include power-supply management system, one or more power supplys.
Communication interface 504 is used to lead between data acquisition unit 50 and PLC ammeter and data acquisition unit 50 and main website
Letter.The communication interface 504 includes wired communication interface, can also include wireless communication interface.Wherein, wired communication interface packet
PLC interface is included, can also include Ethernet interface.Wireless communication interface can be WLAN interface, cellular network communication interface or
A combination thereof etc..
Correspondingly, present invention also provides a kind of embodiments of PLC ammeter.Referring to Figure 10, PLC ammeter 60 includes PLC mould
Block 601, processor 602, memory 603 and communication interface 604.
The PLC module 601 is used to receive the identification signal that data acquisition unit is sent by power line;
The processor 602 is used to be added the PLC network of data acquisition unit according to identification signal control PLC ammeter, and
The ammeter mark of PLC ammeter is sent to data acquisition unit.
Memory 603 is used to store the ammeter mark of the identification signal received and PLC ammeter.
Processor 602 can be general processor, for example, the combination of CPU, NP or CPU and NP.Processor 502 can also
To be microprocessor (MCU).Processor 502 can also include hardware chip.Above-mentioned hardware chip can be specific integrated circuit
(ASIC), programmable logic device (PLD) or combinations thereof.Above-mentioned PLD can be Complex Programmable Logic Devices (CPLD), scene
Programmable gate array (FPGA) etc..
Memory 603 can realize by any kind of volatibility or non-volatile memory device or their combination,
Such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable is read-only
Memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, disk
Or CD.
PLC module 601, processor 602, memory 603 and communication interface 604 can be connected with each other by bus;Bus
Address bus, data/address bus, control bus etc. can be divided into.Only to be indicated with a thick line in Figure 10, but not convenient for indicating
Indicate only have a bus or a type of bus.
Optionally, the PLC ammeter 60 can also include power supply module, for mentioning for the various assemblies of data acquisition unit
For electric power.Power supply module may include power-supply management system, one or more power supplys.
Optionally, the PLC ammeter 60 can also include optocoupler assembly, the knowledge that optocoupler assembly receives PLC module 601
Level signal is detected, and wherein identification signal includes zero passage disturbing signal.
Optionally, the PLC ammeter 60 can also include debugging interface, and debugging interface is that a test of PLC ammeter is tieed up
Interface is protected, can complete the coherent detection of PLC ammeter by debugging interface, such as the survey to the accuracy of PLC ammeter, sensitivity
Examination, and the maintenance etc. parameter-embedded to PLC ammeter.
Communication interface 604 between the PLC ammeter 60 and data acquisition unit for communicating.The communication interface 604 is wrapped
Wired communication interface is included, can also include wireless communication interface.Wherein, wired communication interface includes PLC interface, can also include
Ethernet interface.Wireless communication interface can be WLAN interface, cellular network communication interface or combinations thereof etc..
Optionally, PLC ammeter connects the data such as ammeter electricity consumption quantity and ammeter operating parameter by communication interface 604
It receives, sending those skilled in the art by communication interface 604 again after above-mentioned received data processing can be understood that
Technology into the embodiment of the present application can be realized by means of software and necessary general hardware platform.Based on such reason
It solves, substantially the part that contributes to existing technology can be with software product in other words for the technical solution in the embodiment of the present application
Form embody, which can store in storage medium, such as ROM/RAM, magnetic disk, CD, packet
Some instructions are included to use so that a computer equipment (can be personal computer, server or forwarding device etc.) executes
Method described in certain parts of each embodiment of the application or embodiment.
Various embodiments are described in a progressive manner in present specification, same and similar between each embodiment
Part may refer to each other, each embodiment focuses on the differences from other embodiments.Especially for dress
It sets, for data acquisition unit and PLC ammeter embodiment, since it is substantially similar to the method embodiment, so the comparison of description
Simply, the relevent part can refer to the partial explaination of embodiments of method.
Above-described the application embodiment does not constitute the restriction to the application protection scope.
Claims (14)
1. a kind of method for establishing archives for ammeter, which is characterized in that the described method includes:
Data acquisition unit sends identification signal by power line, and the identification signal is used to indicate the data acquisition unit institute
Each power line communication PLC ammeter in platform area networks;
The data acquisition unit receives the first PLC ammeter mark that the first PLC ammeter is sent, and the first PLC ammeter is institute
Any PLC ammeter where stating data acquisition unit in platform area, the first PLC ammeter mark is for described in unique identification first
PLC ammeter;
First PLC ammeter mark is sent to main website by the data acquisition unit;
The data acquisition unit receives the first PLC ammeter that the main website is sent and identifies corresponding first ammeter archives.
2. the method according to claim 1, wherein the data acquisition unit is by the first PLC ammeter mark
Knowledge is sent to main website, comprising:
All PLC ammeters received in receiving window mark is sent to main website, all PLC by the data acquisition unit
It include that the first PLC ammeter identifies in ammeter mark, the initial time of the receiving window is data acquisition unit hair
Out at the time of the identification signal, the length of the receiving window is scheduled duration.
3. according to the method described in claim 2, it is characterized in that, the data acquisition unit will receive in receiving window
All PLC ammeter marks are sent to main website and include:
All PLC ammeter marks are disposably sent to master after the receiving window by the data acquisition unit
It stands;
Alternatively,
All PLC ammeter marks are sent to main website in batches in the receiving window by the data acquisition unit.
4. method according to claim 1-3, which is characterized in that
The identification signal is zero passage disturbing signal, and the zero passage disturbing signal is each zero passage of power line sine voltage
Point front and back and the reversed disturbance voltage signal of the power line sine voltage.
5. a kind of method for establishing archives for ammeter, which is characterized in that the described method includes:
Power line communication PLC ammeter receives the identification signal that data acquisition unit is sent by power line;
The PLC network of the data acquisition unit is added according to the identification signal for the PLC ammeter, and acquires to the data
Unit sends the ammeter mark of the PLC ammeter.
6. according to the method described in claim 5, it is characterized in that, the PLC ammeter is according to identification signal addition
The networking of data acquisition unit, and identified to the ammeter that the data acquisition unit sends the PLC ammeter, comprising:
PLC ammeter mark is sent to the data acquisition unit in window when sending by the PLC ammeter, when the transmission
At the time of the initial time of window is that the PLC ammeter receives the identification signal, the length of window is scheduled duration when the transmission.
7. method according to claim 5 or 6, which is characterized in that the identification signal is zero passage disturbing signal, the mistake
Zero disturbing signal be before and after each zero crossing of the power line sine voltage with the power line sine voltage disturbing reversely
Dynamic voltage signal.
8. a kind of device for establishing archives for ammeter, which is characterized in that described device includes:
First sending module sends identification signal by power line for data acquisition unit, and the identification signal is used to indicate
Each power line communication PLC ammeter in platform area networks where the data acquisition unit;
First receiving module receives the first PLC ammeter mark that the first PLC ammeter is sent, institute for the data acquisition unit
Stating the first PLC ammeter is any PLC ammeter where the data acquisition unit in platform area, and the first PLC ammeter mark is used
The first PLC ammeter described in unique identification;
First PLC ammeter mark is sent to main website for the data acquisition unit by the second sending module;
Second receiving module receives the first PLC ammeter mark pair that the main website is sent for the data acquisition unit
The the first ammeter archives answered.
9. device according to claim 8, which is characterized in that second sending module, comprising:
All PLC ammeters received in receiving window mark is sent to master for the data acquisition unit by transmission unit
It stands, includes that the first PLC ammeter identifies in all PLC ammeter marks, the initial time of the receiving window is described
At the time of data acquisition unit issues the identification signal, the length of the receiving window is scheduled duration.
10. device according to claim 9, which is characterized in that the transmission unit includes:
First transmission sub-unit, disposably will be described all after the receiving window for the data acquisition unit
PLC ammeter mark is sent to main website;
Alternatively,
Second transmission sub-unit, for the data acquisition unit in batches by all PLC electricity in the receiving window
Table mark is sent to main website.
11. according to the described in any item devices of claim 8-10, which is characterized in that
The identification signal is zero passage disturbing signal, and the zero passage disturbing signal is each zero passage of power line sine voltage
Point front and back and the reversed disturbance voltage signal of the power line sine voltage.
12. a kind of device for establishing archives for ammeter, which is characterized in that described device includes:
Receiving module receives the identification signal that data acquisition unit is sent by power line for power line communication PLC ammeter;
The PLC network of the data acquisition unit is added for the PLC ammeter according to the identification signal for sending module, and
The ammeter mark of the PLC ammeter is sent to the data acquisition unit.
13. device according to claim 12, which is characterized in that the sending module includes:
PLC ammeter mark is sent to the data in window when sending for the PLC ammeter and acquires list by transmission unit
Member, at the time of the initial time of window is that the PLC ammeter receives the identification signal when transmission, the length of window when the transmission
Degree is scheduled duration.
14. device according to claim 12 or 13, which is characterized in that the identification signal is zero passage disturbing signal, institute
Stating zero passage disturbing signal is that each zero crossing front and back of the power line sine voltage is reversed with the power line sine voltage
Disturbance voltage signal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810462955.7A CN110492907B (en) | 2018-05-15 | 2018-05-15 | Method and device for establishing archive for ammeter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810462955.7A CN110492907B (en) | 2018-05-15 | 2018-05-15 | Method and device for establishing archive for ammeter |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110492907A true CN110492907A (en) | 2019-11-22 |
CN110492907B CN110492907B (en) | 2023-01-06 |
Family
ID=68545242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810462955.7A Active CN110492907B (en) | 2018-05-15 | 2018-05-15 | Method and device for establishing archive for ammeter |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110492907B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112510833A (en) * | 2020-11-27 | 2021-03-16 | 珠海格力电器股份有限公司 | Ammeter parameter configuration method, device and system |
CN112687093A (en) * | 2020-10-27 | 2021-04-20 | 广东电网有限责任公司广州供电局 | Low-voltage centralized meter reading method and device |
CN112702432A (en) * | 2020-12-24 | 2021-04-23 | 中电国芯(南京)科技有限公司 | Automatic network building method for photovoltaic module array |
CN112802321A (en) * | 2020-10-27 | 2021-05-14 | 广东电网有限责任公司广州供电局 | Ammeter data acquisition method, device, equipment and storage medium |
CN112867102A (en) * | 2021-01-14 | 2021-05-28 | 深圳海令科技有限公司 | PLC-IoT equipment networking method and device |
CN114125586A (en) * | 2021-11-22 | 2022-03-01 | 国网辽宁省电力有限公司鞍山供电公司 | HPLC equipment ID proofreading method based on mixed data drive |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101251951A (en) * | 2008-04-03 | 2008-08-27 | 中国电力科学研究院 | Power distribution network industrial frequency communicating method and system |
CN102142863A (en) * | 2011-01-30 | 2011-08-03 | 重庆电力科学试验研究院 | Data reporting method and system |
US20120176119A1 (en) * | 2011-01-06 | 2012-07-12 | General Electric Company | Phase line identification system and method |
CN202422405U (en) * | 2011-12-20 | 2012-09-05 | 西安凯立信信息科技有限公司 | Power line carrier centralized meter reading system based on electric network topology for low-voltage users |
CN102812334A (en) * | 2010-02-19 | 2012-12-05 | 埃森哲环球服务有限公司 | Utility grid command filter system |
CN104778042A (en) * | 2015-03-30 | 2015-07-15 | 江苏省邮电规划设计院有限责任公司 | Stream data processing method based on event stream processing and plug-in type development framework |
CN105844395A (en) * | 2016-03-22 | 2016-08-10 | 国家电网公司 | Cooling, heating and power hybrid energy integrated information management system |
CN107968850A (en) * | 2017-12-02 | 2018-04-27 | 杭州海兴电力科技股份有限公司 | The taiwan area identifying system and method for power line carrier |
-
2018
- 2018-05-15 CN CN201810462955.7A patent/CN110492907B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101251951A (en) * | 2008-04-03 | 2008-08-27 | 中国电力科学研究院 | Power distribution network industrial frequency communicating method and system |
CN102812334A (en) * | 2010-02-19 | 2012-12-05 | 埃森哲环球服务有限公司 | Utility grid command filter system |
US20120176119A1 (en) * | 2011-01-06 | 2012-07-12 | General Electric Company | Phase line identification system and method |
CN102142863A (en) * | 2011-01-30 | 2011-08-03 | 重庆电力科学试验研究院 | Data reporting method and system |
CN202422405U (en) * | 2011-12-20 | 2012-09-05 | 西安凯立信信息科技有限公司 | Power line carrier centralized meter reading system based on electric network topology for low-voltage users |
CN104778042A (en) * | 2015-03-30 | 2015-07-15 | 江苏省邮电规划设计院有限责任公司 | Stream data processing method based on event stream processing and plug-in type development framework |
CN105844395A (en) * | 2016-03-22 | 2016-08-10 | 国家电网公司 | Cooling, heating and power hybrid energy integrated information management system |
CN107968850A (en) * | 2017-12-02 | 2018-04-27 | 杭州海兴电力科技股份有限公司 | The taiwan area identifying system and method for power line carrier |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112687093A (en) * | 2020-10-27 | 2021-04-20 | 广东电网有限责任公司广州供电局 | Low-voltage centralized meter reading method and device |
CN112802321A (en) * | 2020-10-27 | 2021-05-14 | 广东电网有限责任公司广州供电局 | Ammeter data acquisition method, device, equipment and storage medium |
CN112687093B (en) * | 2020-10-27 | 2022-07-08 | 广东电网有限责任公司广州供电局 | Low-voltage centralized meter reading method and device |
CN112802321B (en) * | 2020-10-27 | 2022-08-12 | 广东电网有限责任公司广州供电局 | Ammeter data acquisition method, device, equipment and storage medium |
CN112510833A (en) * | 2020-11-27 | 2021-03-16 | 珠海格力电器股份有限公司 | Ammeter parameter configuration method, device and system |
CN112702432A (en) * | 2020-12-24 | 2021-04-23 | 中电国芯(南京)科技有限公司 | Automatic network building method for photovoltaic module array |
CN112867102A (en) * | 2021-01-14 | 2021-05-28 | 深圳海令科技有限公司 | PLC-IoT equipment networking method and device |
CN114125586A (en) * | 2021-11-22 | 2022-03-01 | 国网辽宁省电力有限公司鞍山供电公司 | HPLC equipment ID proofreading method based on mixed data drive |
CN114125586B (en) * | 2021-11-22 | 2024-03-19 | 国网辽宁省电力有限公司鞍山供电公司 | HPLC equipment ID calibration method based on mixed data driving |
Also Published As
Publication number | Publication date |
---|---|
CN110492907B (en) | 2023-01-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110492907A (en) | The method and device of archives is established for ammeter | |
CN101872003B (en) | Multi-functional auxiliary testing device of collection terminal | |
CN103021157B (en) | Device and method for completely simulating site to detect electricity consumption information acquisition terminal | |
CN205246858U (en) | Electric energy metering device error checking appearance and long -range online calibration system | |
CN107800554B (en) | Data acquisition method, device and system | |
CN103107914B (en) | Distant place electric quantity acquisition terminal detection method and system | |
CN103901388B (en) | Parallel detection termination and detection method | |
CN203491973U (en) | System for measuring generation power of photovoltaic assemblies | |
CN106787199A (en) | A kind of portable substation simulated testing system and method | |
CN108802547A (en) | A kind of relay protection device of intelligent substation Auto-Test System and method based on cloud storage | |
CN104392603B (en) | A kind of live power information collecting device intelligent diagnosis system | |
CN105301552A (en) | Electric energy metering device online verification system | |
CN105405281A (en) | Detection method for carrier communication failures of smart electric meter | |
CN201732472U (en) | Automatic testing device of concentrated electric energy meter reading equipment | |
CN203435002U (en) | Novel practical low-voltage transformer area switch instrument | |
CN202886517U (en) | Testing device of power distribution terminal | |
CN102970178A (en) | Local communication performance analyzer of low-pressure concentrated meter reading terminal | |
CN203838331U (en) | Binding post box and connector of electric energy meter | |
CN102571482A (en) | System and method for testing stability of network card | |
CN205430277U (en) | GPRS terminal communication fault finding system | |
CN103048634A (en) | Power instrument detecting method | |
CN204188715U (en) | A kind of distribution line real-time working condition inverting pilot system | |
CN105355025B (en) | A method of electric energy meter is quickly accessed into metering automation system | |
CN204065694U (en) | A kind of portable satellite synchronous clock pick-up unit | |
CN207184511U (en) | A kind of test system of transponder ageing process |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |