CN109407040A - A kind of intelligent electric energy meter calibration method, device, equipment and storage medium - Google Patents
A kind of intelligent electric energy meter calibration method, device, equipment and storage medium Download PDFInfo
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- CN109407040A CN109407040A CN201811495834.9A CN201811495834A CN109407040A CN 109407040 A CN109407040 A CN 109407040A CN 201811495834 A CN201811495834 A CN 201811495834A CN 109407040 A CN109407040 A CN 109407040A
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- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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Abstract
This application provides a kind of intelligent electric energy meter calibration method, device, equipment and storage medium, method includes: that the first moment parameter of electric energy meter to be measured is obtained by relay commands；Judge whether the electric energy meter to be measured is in the overproof state of clock according to the first moment parameter, if so, carrying out corresponding clock synchronization operation to the electric energy meter to be measured by order when broadcast school according to the overproof state of the clock.Intelligent electric energy meter calibration method provided by the present application, the overproof situation of clock for obtaining electric energy meter to be measured by trunking scheme transmitting order to lower levels, and corresponding clock synchronous adjustment targetedly is carried out to overproof intelligent meter, it realizes the accurate control to Intelligent electric energy meter clock, substantially reduces artificial maintenance work amoun.
Description
Technical field
This application involves power information acquisition system technical field more particularly to a kind of intelligent electric energy meter calibration methods, dress
It sets, equipment and storage medium.
Background technique
Metering automation system realizes the acquisition of measurement of power equipment raw data associated, in covering area range
All substations, power plant, specially change, public change and low-voltage platform area user, provincial centralized measure system combination original prefectures and cities metering system
With the correlation function of electric energy data platform, the provincial management of measurement service and data is realized, and flat with net grade electric energy data
The external systems such as platform system, provincial Marketing Management Information System realize data interaction and information integration, provide comprehensive metering industry
Business application and data analysis, provide technological means for provincial region measurement service fine-grained management.It is led as Marketing of Power Market
The important support system in domain, metering automation System Take data acquisition for electric energy, management and statistical analysis task.System is real
Xian Liao substation, power plant, specially change, the public electric energy data all standing become acquire entirely, and rely on low-voltage collecting meter reading system, realize low pressure
Intelligent electric meter data acquisition for electric energy.The collected data of metering system how quickly, accurate, high speed be transmitted to marketing management
System, in time for electricity calculate, the electricity charge distribution, concerning power grid enterprises, enterprise, power plant, Electricity customers vital interests, be electricity
The key that net houses market sales service is normally carried out.
Dedicated transformer user is mainly realized by load control terminal to dedicated transformer user's intelligent electric meter number at present
According to acquisition.When monthly monthly electricity is settled accounts, terminal is subject to temporal, and at 0,0 divides acquisition intelligent electric meter table code data,
Metering system main website is saved and uploaded as moon freezing data, carries out calculating expense clearing with this.Meanwhile intelligent electric meter is with itself
Subject to time, the table code that 0 timesharing when 0 is carved is stored, and search-read function is provided, knows that itself electricity consumption is believed convenient for user
Breath.To sum up, if negative control terminal and the special meter clock that becomes are there are larger difference, user information and power supply unit that user is known
The electricity settlement information of informing is not inconsistent, Yi Yinqi Settlement Dispute.Currently, metering automation system mainly passes through load control terminal
It carries out clock to meter to synchronize, since part terminal feedback form timing clock is to lead to dedicated transformer there are unknowable delay
The synchronous accuracy rate of meter clock is lower, and storage specially becomes meter clock defect elimination closed loop lag, seriously affects and specially becomes meter intelligent electric meter
Clock accuracy management and monitoring.
Summary of the invention
It is existing for solving this application provides a kind of intelligent electric energy meter calibration method, device, equipment and storage medium
Metering automation system mainly passes through load control terminal and synchronizes to meter progress clock, due to part terminal feedback form timing clock
When there are unknowable delay, cause the synchronous accuracy rate of dedicated transformer meter clock lower, storage specially becomes meter clock defect elimination
Closed loop lag seriously affects the technical issues of specially becoming the management of meter intelligent electric meter clock accuracy and monitoring.
The application first aspect provides a kind of intelligent electric energy meter calibration method, comprising: is obtained by relay commands to be measured
First moment parameter of electric energy meter；
Judge whether the electric energy meter to be measured is in the overproof state of clock according to the first moment parameter, if so, according to
The overproof state of clock carries out corresponding clock synchronization operation to the electric energy meter to be measured by order when broadcast school.
Preferably, it is specifically included by the first moment parameter that relay commands obtain electric energy meter to be measured:
When sending relay commands, start the first timing；When receiving the first moment parameter, terminate first meter
When, it is poor as timing time to start the time interval between first timing and end first timing.
Preferably, judge whether the electric energy meter to be measured is in the overproof state of clock according to the first moment parameter, if
It is that corresponding clock synchronization operation is carried out to the electric energy meter to be measured by order when broadcast school according to the overproof state of the clock
It specifically includes:
The overproof state of clock of the electric energy meter to be measured is judged by the first formula according to the first moment parameter:
| T1+1/2T Δ-T0 | < t1
In first formula, T1 is the first moment parameter；T Δ is that the timing time is poor；T0 is main website first
The pre-set criteria time；T1 is the first preset threshold value；
If first formula is set up, the first preset time instant parameter is arranged by the second formula:
T2=T0+1/2T Δ
In second formula, T2 is the first preset time instant parameter；
If first formula is invalid, continue the overproof shape of clock for judging the electric energy meter to be measured according to third formula
State:
(T1+1/2TΔ)>T0
If the third formula is set up, the first preset time instant parameter is arranged by the 4th formula:
T2=T1+1/2T Δ-t2
In 4th formula, t2 is the second preset threshold value；
If the third formula is invalid, the first preset time parameter is arranged by the 5th formula:
T2=T1+1/2T Δ+t3
In 5th formula, t3 is third preset threshold value；
Pass through the clock of order electric energy meter to be measured according to the first preset time parameter setting when the broadcast school
Parameter.
Preferably, further includes:
The second moment parameter of the electric energy meter to be measured is obtained by the relay commands, and is joined according to second moment
Number judges the clock clock synchronization state of the electric energy meter to be measured by the 6th formula:
|(T1+1/2TΔ-T0)-(T3+1/2TΔ-T4)|≥t3
In 6th formula, T3 is the second moment parameter of the electric energy meter to be measured, and T4 is the second pre-set criteria of main website
Time；
If the 6th formula is set up, the clock clock synchronization state success of the electric energy meter to be measured is determined.
The application second aspect provides a kind of intelligent electric energy meter calibrating installation, comprising:
Moment parameter module is obtained, for obtaining the first moment parameter of electric energy meter to be measured by relay commands；
The overproof block of state of clock is judged, for judging the clock of the electric energy meter to be measured according to the first moment parameter
Overproof state, and corresponding clock is carried out to the electric energy meter to be measured by order when broadcast school according to the overproof state of the clock
Simultaneously operating.
Preferably, the acquisition moment parameter module specifically includes:
Starting timing unit, when for sending relay commands, starting the first timing；Terminate timing unit, for receiving
When the first moment parameter, terminate first timing, with start first timing and terminate between first timing when
Between between to be divided into timing time poor.
Preferably, the overproof block of state of the judgement clock specifically includes:
First judging unit, for judging the electric energy meter to be measured by the first formula according to the first moment parameter
The overproof state of clock:
| T1+1/2T Δ-T0 | < t1
In first formula, T1 is the first moment parameter；T Δ is that the timing time is poor；T0 is main website first
The pre-set criteria time；T1 is the first preset threshold value；
The first preset time instant parameter is arranged by the second formula if setting up for first formula in first setting unit:
T2=T0+1/2T Δ
In second formula, T2 is the first preset time instant parameter；
Second judgment unit continues to judge described to be measured if invalid for first formula according to third formula
The overproof state of the clock of electric energy meter:
(T1+1/2TΔ)>T0
Second setting unit, if being set up for the third formula, when preset by the 4th formula setting described first
Carve parameter:
T2=T1+1/2T Δ-t2
In 4th formula, t2 is the second preset threshold value；
It is preset to be arranged described first by the 5th formula if invalid for the third formula for third setting unit
Time parameter:
T2=T1+1/2T Δ+t3
In 5th formula, t3 is third preset threshold value；
4th setting unit, for by being ordered according to the first preset time parameter setting when the broadcast school
The timing parameter of electric energy meter to be measured.
Preferably, the overproof block of state of the judgement clock further includes third judging unit, is used for:
The second moment parameter of the electric energy meter to be measured is obtained, and is sentenced according to the second moment parameter by the 6th formula
Break the clock clock synchronization state of the electric energy meter to be measured:
|(T1+1/2TΔ-T0)-(T3+1/2TΔ-T4)|≥t3
In 6th formula, T3 is the second moment parameter of the electric energy meter to be measured, and T4 is the second pre-set criteria of main website
Time, unit are point；
If the 6th formula is set up, the clock clock synchronization state success of the electric energy meter to be measured is determined.
The application third aspect provides a kind of intelligent electric energy meter calibrator (-ter) unit based on metering system, and the equipment includes
Processor and memory:
Said program code is transferred to the processor for storing program code by the memory；
The processor is used for according to the instruction execution in said program code as previously described based on the intelligence of metering system
It can electric energy meter calibration method.
The application fourth aspect provides a kind of computer readable storage medium, and the computer readable storage medium is used for
Program code is stored, said program code is for executing the intelligent electric energy meter calibration method based on metering system as previously described.
As can be seen from the above technical solutions, the application has the following advantages:
This application provides a kind of intelligent electric energy meter calibration method, device, equipment and storage medium, method includes: to pass through
Relay commands obtain the first moment parameter of electric energy meter to be measured；Judge that the electric energy meter to be measured is according to the first moment parameter
It is no to be in the overproof state of clock, if so, according to the overproof state of the clock by order when broadcast school to the electric energy meter to be measured
Carry out corresponding clock synchronization operation.
Intelligent electric energy meter calibration method provided by the present application, by trunking scheme transmitting order to lower levels obtain electric energy meter to be measured when
The overproof situation of clock, and corresponding clock synchronous adjustment targetedly is carried out to overproof intelligent meter, it realizes to Intelligent electric energy meter clock
Accurate control, substantially reduce artificial maintenance work amoun.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of flow diagram of one embodiment of intelligent electric energy meter calibration method provided by the present application.
Specific embodiment
It is existing for solving this application provides a kind of intelligent electric energy meter calibration method, device, equipment and storage medium
Metering automation system mainly passes through load control terminal and synchronizes to meter progress clock, due to part terminal feedback form timing clock
When there are unknowable delay, cause the synchronous accuracy rate of dedicated transformer meter clock lower, storage specially becomes meter clock defect elimination
Closed loop lag seriously affects the technical issues of specially becoming the management of meter intelligent electric meter clock accuracy and monitoring.
To enable present invention purpose, feature, advantage more obvious and understandable, below in conjunction with the application
Attached drawing in embodiment, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that disclosed below
Embodiment be only some embodiments of the present application, and not all embodiment.Based on the embodiment in the application, this field
Those of ordinary skill's all other embodiment obtained without making creative work belongs to the application protection
Range.
Referring to Fig. 1, being a kind of structural representation of one embodiment of intelligent electric energy meter calibration method provided by the present application
Figure.
The application first embodiment provides a kind of intelligent electric energy meter calibration method, comprising:
S1 obtains the first moment parameter of electric energy meter to be measured by relay commands；
S2 judges whether electric energy meter to be measured is in the overproof state of clock according to the first moment parameter, if so, super according to clock
Poor state carries out corresponding clock synchronization operation to electric energy meter to be measured by order when broadcast school.
It should be noted that a kind of intelligent electric energy meter calibration method that the application first embodiment provides, establishes relaying life
Clock synchronization program library is enabled, trunking scheme is relied on, main website issues relay commands to negative control terminal, and negative control terminal receives relay commands
Afterwards, all assigned tasks will be suspended, first relay commands is forwarded to electric energy meter to be measured, to obtain working as electric energy meter to be measured
Preceding moment parameter is named as the first moment parameter, and the first moment parameter is sent to main website；Main website receives negative control terminal
When the first moment parameter returned, the overproof state of clock of the electric energy meter to be measured is judged according to the first moment parameter, if it is determined that
There are the overproof states of clock for the electric energy meter to be measured, then carry out corresponding clock synchronization operation to the electric energy meter to be measured.
Hereinafter the intelligent electric energy meter school that the application second embodiment provides will be specifically described on the basis of first embodiment
Quasi- method.
It is specifically included by the first moment parameter that relay commands obtain electric energy meter to be measured:
When sending relay commands, start the first timing；When receiving the first moment parameter, terminate the first timing, with starting
First timing and the time interval terminated between the first timing are that timing time is poor.
It should be noted that main website sends relay commands to load terminal in the form of relay forwarding, and relay commands are
Just starting timing is sent, when which receives the relay commands, all assigned tasks is paused immediately, first orders the relaying
Order is forwarded to electric energy meter to be measured, to obtain the first moment parameter of the electric energy meter to be measured, when load terminal returns to electric energy meter to be measured
The first moment parameter time message when, when main website receives the first moment parameter, stop timing, and immediately to start timing
It is that timing time is poor to the time difference stopped between timing.
Judge whether electric energy meter to be measured is in the overproof state of clock according to the first moment parameter, if so, overproof according to clock
State carries out corresponding clock synchronization operation to electric energy meter to be measured by order when broadcast school and specifically includes:
The overproof state of clock of electric energy meter to be measured is judged by the first formula according to the first moment parameter:
| T1+1/2T Δ-T0 | < t1
In first formula, T1 is the first moment parameter；T Δ is that timing time is poor；T0 is main website the first pre-set criteria time；
T1 is the first preset threshold value；
If the first formula is set up, the first preset time instant parameter is arranged by the second formula:
T2=T0+1/2T Δ
In second formula, T2 is the first preset time instant parameter；
If the first formula is invalid, continue the overproof state of clock for judging electric energy meter to be measured according to third formula:
(T1+1/2TΔ)>T0
If third formula is set up, the first preset time instant parameter is arranged by the 4th formula:
T2=T1+1/2T Δ-t2
In 4th formula, t2 is the second preset threshold value；
If third formula is invalid, the first preset time parameter is arranged by the 5th formula:
T2=T1+1/2T Δ+t3
In 5th formula, t3 is third preset threshold value；
By order when broadcast school according to the timing parameter of the first preset time parameter setting electric energy meter to be measured.
It should be noted that set main website the first pre-set criteria time as T0, unit is point, if | T1+1/2T Δ-T0 | <
T1,
In first formula, T1 is the first moment parameter, and unit is point；T Δ is that timing time is poor, and unit is point；T1 is
First preset threshold value is natural number；In the present embodiment, it is preferred that t1=5 adjusts 5 minutes skills in intelligent electric energy meter daily
In art regulating scope, the electric energy meter overproof to clock carries out clock alignment；The first preset time parameter is then enabled to be
T2=T0+1/2T Δ,
If the first formula is invalid, i.e.,
| T1+1/2T Δ-T0 | >=t1,
Then continue to judge the overproof state of clock of the electric energy meter to be measured according to third formula:
(T1+1/2T Δ) > T0,
If third formula is set up, which is arranged according to the 4th formula:
T2=T1+1/2T Δ-t2,
In the 4th formula, t2 is the second preset threshold value, is natural number, preferably in the present embodiment, t2=3；It is to be measured
The clock time and main station time deviation of electric energy meter are within 5 minutes, then when issuing broadcast school on the basis of main station time；If partially
Difference is greater than 5 minutes, then the clock synchronization time adjusts 3 minutes toward bias direction is reduced；This 3 minutes mainly in view of the shadow of communication delay
Ring, if guarantee electric energy meter be able to carry out broadcast clock synchronization order third formula it is also invalid, i.e. (T1+1/2T Δ) < T0 passes through
The first preset time parameter is arranged in 5th formula
T2=T1+1/2T Δ+3；
Finally, main website is sent out in a manner of relay forwarding to electric energy meter to be measured according to the first preset time parameter set
The first preset time parameter is given, so that electric energy meter to be measured is according to the first preset time parameter, when carrying out corresponding school to clock.
Further include:
The second moment parameter of electric energy meter to be measured is obtained by relay commands, and public by the 6th according to the second moment parameter
Formula judges the clock clock synchronization state of electric energy meter to be measured:
|(T1+1/2TΔ-T0)-(T3+1/2TΔ-T4)|≥t3
In 6th formula, T3 is the second moment parameter of electric energy meter to be measured, and T4 is main website the second pre-set criteria time；
If the 6th formula is set up, the clock clock synchronization state success of electric energy meter to be measured is determined.
It should be noted that main website is issued by trunking scheme to load terminal after sending the first preset time parameter
Relay commands after load terminal receives relay commands, will suspend all assigned tasks, first to relay commands be forwarded to
Electric energy meter to be measured to obtain the second moment parameter T3 after the electric energy meter clock synchronization to be measured, and judges electricity to be measured according to the 6th formula
The clock clock synchronization state of energy table:
|(T1+1/2TΔ-T0)-(T3+1/2TΔ-T4)|≥t3
In 6th formula, T4 is main website the second pre-set criteria time, and unit is point；T3 is third preset threshold value, is nature
Number, in the present embodiment, preferably 1；After main website clock synchronization, need to compare before clock synchronization with the clock jitter after clock synchronization, for right
When before deviation be more than 5 minutes electric energy meters, need to check to depending on after deviation whether reduce, deviation reduces 1 minute or more then
Think clock synchronization success.When the 6th formula is set up, then the clock time tick operation success of electric energy meter is determined；If the 6th formula not at
It is vertical, then determine that the clock time tick operation of the electric energy meter is unsuccessful；Unsuccessful reason packet is calibrated to electric energy meter to be measured in main website
Include but be not limited to: electric energy meter specification mistake, port numbers mistake, baud rate mistake, electric energy meter without response, electric energy meter address error,
0903 terminal of part does not support relay commands etc..For the unsuccessful electric energy meter to be measured of trunking scheme clock synchronization, then arrange O&M
Personnel are handled, such as verify electric energy meter specification, baud rate archive information, are operated again after accurate；To can not
It realizes a small amount of electric energy meter to be measured when long-range school, then operation maintenance personnel scene is arranged to be handled, when such as manual school either more
Electric energy meter to be measured etc. is changed, to ensure that such clock of power meter is accurate.
Particularly, load management terminal is used when the school of current metering automation system main website and special change user's electric energy meter
The communication link of (abbreviation negative control terminal), and the most wide negative control terminal of use scope mainly includes two classes at present, eventually according to negative control
End is distinguished with metering automation system main website communication protocol, can be divided into 0903 specification terminal and 2013 specification terminals；Main website
It need to be according to the parameters tissue relay forwarding message frame such as electric energy meter specification, port numbers；If main website can not obtain electric energy meter moment parameter,
Port baud rate can be set.Main website is arranged the baud rate that Data Identification is 87XO and joins according to electric energy meter protocol type, port numbers
Number.07 table default baud rate is that 2400,97 table default baud rates are 1200.
The application second aspect provides a kind of intelligent electric energy meter calibrating installation, comprising:
Moment parameter module is obtained, for obtaining the first moment parameter of electric energy meter to be measured by relay commands；
The overproof block of state of clock is judged, for judging whether electric energy meter to be measured is super in clock according to the first moment parameter
Poor state, if so, carrying out the synchronous behaviour of corresponding clock to electric energy meter to be measured by order when broadcast school according to the overproof state of clock
Make.
Moment parameter module is obtained to specifically include:
Starting timing unit, when for sending relay commands, starting the first timing；Terminate timing unit, for receiving
When the first moment parameter, terminate the first timing, to start the time interval between the first timing of the first timing and end as timing
Time difference.
Judge that the overproof block of state of clock specifically includes:
First judging unit, for judging that the clock of electric energy meter to be measured is overproof by the first formula according to the first moment parameter
State:
| T1+1/2T Δ-T0 | < t1
In first formula, T1 is the first moment parameter；T Δ is that timing time is poor；T0 is main website the first pre-set criteria time；
T1 is the first preset threshold value；
The first preset time instant parameter is arranged by the second formula if setting up for the first formula in first setting unit:
T2=T0+1/2T Δ
In second formula, T2 is the first preset time instant parameter；
If second judgment unit continues to judge electric energy meter to be measured according to third formula invalid for the first formula
The overproof state of clock:
(T1+1/2TΔ)>T0
The first preset time instant parameter is arranged by the 4th formula if setting up for third formula in second setting unit:
T2=T1+1/2T Δ-t2
In 4th formula, t2 is the second preset threshold value；
The first preset time parameter is arranged by the 5th formula if invalid for third formula in third setting unit:
T2=T1+1/2T Δ+t3
In 5th formula, t3 is third preset threshold value；
4th setting unit, for by ordering when broadcast school according to the first preset time parameter setting electric energy meter to be measured
Timing parameter.
Judge that the overproof block of state of clock further includes third judging unit, be used for:
The second moment parameter of electric energy meter to be measured is obtained, and electricity to be measured is judged by the 6th formula according to the second moment parameter
The clock clock synchronization state of energy table:
|(T1+1/2TΔ-T0)-(T3+1/2TΔ-T4)|≥t3
In 6th formula, T3 is the second moment parameter of electric energy meter to be measured, and T4 is main website the second pre-set criteria time, unit
To divide；
If the 6th formula is set up, the clock clock synchronization state success of electric energy meter to be measured is determined.
The application third aspect provides a kind of intelligent electric energy meter calibrator (-ter) unit based on metering system, and equipment includes processing
Device and memory:
Program code is transferred to processor for storing program code by memory；
Processor is used to be calibrated according to for example preceding intelligent electric energy meter based on metering system of the instruction execution in program code
Method.
The application fourth aspect provides a kind of computer readable storage medium, and the computer readable storage medium is used for
Program code is stored, said program code is for executing the intelligent electric energy meter calibration method based on metering system as previously described.
It is apparent to those skilled in the art that for convenience of description and succinctly, foregoing description is
System, the specific work process of device and unit can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, the technical solution of the application is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the application
Portion or part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (full name in English: Read-Only
Memory, english abbreviation: ROM), random access memory (full name in English: Random Access Memory, english abbreviation:
RAM), the various media that can store program code such as magnetic or disk.
More than, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to aforementioned reality
Example is applied the application is described in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of intelligent electric energy meter calibration method characterized by comprising
The first moment parameter of electric energy meter to be measured is obtained by relay commands；
Judge whether the electric energy meter to be measured is in the overproof state of clock according to the first moment parameter, if so, according to described
The overproof state of clock carries out corresponding clock synchronization operation to the electric energy meter to be measured by order when broadcast school.
2. a kind of intelligent electric energy meter calibration method according to claim 1, which is characterized in that by relay commands obtain to
The the first moment parameter for surveying electric energy meter specifically includes:
When sending relay commands, start the first timing；When receiving the first moment parameter, terminate first timing, with
The time interval for starting first timing and terminating between first timing is that timing time is poor.
3. a kind of intelligent electric energy meter calibration method according to claim 2, which is characterized in that joined according to first moment
Number judges whether the electric energy meter to be measured is in the overproof state of clock, if so, passing through broadcast school according to the overproof state of the clock
When order corresponding clock synchronization operation carried out to the electric energy meter to be measured specifically include:
The overproof state of clock of the electric energy meter to be measured is judged by the first formula according to the first moment parameter:
| T1+1/2T Δ-T0 | < t1
In first formula, T1 is the first moment parameter；T Δ is that the timing time is poor；T0 is that main website first is preset
Standard time；T1 is the first preset threshold value；
If first formula is set up, the first preset time instant parameter is arranged by the second formula:
T2=T0+1/2T Δ
In second formula, T2 is the first preset time instant parameter；
If first formula is invalid, continue the overproof state of clock for judging the electric energy meter to be measured according to third formula:
(T1+1/2TΔ)>T0
If the third formula is set up, the first preset time instant parameter is arranged by the 4th formula:
T2=T1+1/2T Δ-t2
In 4th formula, t2 is the second preset threshold value；
If the third formula is invalid, the first preset time parameter is arranged by the 5th formula:
T2=T1+1/2T Δ+t3
In 5th formula, t3 is third preset threshold value；
Pass through the timing parameter of order electric energy meter to be measured according to the first preset time parameter setting when the broadcast school.
4. a kind of intelligent electric energy meter calibration method according to claim 3, which is characterized in that further include:
The second moment parameter of the electric energy meter to be measured is obtained by the relay commands, and logical according to the second moment parameter
Cross the clock clock synchronization state that the 6th formula judges the electric energy meter to be measured:
|(T1+1/2TΔ-T0)-(T3+1/2TΔ-T4)|≥t3
In 6th formula, T3 is the second moment parameter of the electric energy meter to be measured, and T4 is main website the second pre-set criteria time；
If the 6th formula is set up, the clock clock synchronization state success of the electric energy meter to be measured is determined.
5. a kind of intelligent electric energy meter calibrating installation characterized by comprising
Moment parameter module is obtained, for obtaining the first moment parameter of electric energy meter to be measured by relay commands；
The overproof block of state of clock is judged, when for judging whether the electric energy meter to be measured is according to the first moment parameter
The overproof state of clock, and when carrying out corresponding to the electric energy meter to be measured by order when broadcast school according to the overproof state of the clock
Clock simultaneously operating.
6. a kind of intelligent electric energy meter calibrating installation according to claim 5, which is characterized in that the acquisition moment parameter mould
Block specifically includes:
Starting timing unit, when for sending relay commands, starting the first timing；Terminate timing unit, for receiving first
When moment parameter, terminate first timing, between starting first timing and terminate the time between first timing
It is poor to be divided into timing time.
7. a kind of intelligent electric energy meter calibration method according to claim 6, which is characterized in that the overproof shape of the judgement clock
Morphotype block specifically includes:
First judging unit, for judging the clock of the electric energy meter to be measured by the first formula according to the first moment parameter
Overproof state:
| T1+1/2T Δ-T0 | < t1
In first formula, T1 is the first moment parameter；T Δ is that the timing time is poor；T0 is that main website first is preset
Standard time；T1 is the first preset threshold value；
The first preset time instant parameter is arranged by the second formula if setting up for first formula in first setting unit:
T2=T0+1/2T Δ
In second formula, T2 is the first preset time instant parameter；
Second judgment unit continues to judge the electric energy to be measured according to third formula if invalid for first formula
The overproof state of the clock of table:
(T1+1/2TΔ)>T0
The first preset time instant ginseng is arranged by the 4th formula if setting up for the third formula in second setting unit
Number:
T2=T1+1/2T Δ-t2
In 4th formula, t2 is the second preset threshold value；
First preset time is arranged by the 5th formula if invalid for the third formula in third setting unit
Parameter:
T2=T1+1/2T Δ+t3
In 5th formula, t3 is third preset threshold value；
4th setting unit, for be measured according to the first preset time parameter setting by being ordered when the broadcast school
The timing parameter of electric energy meter.
8. a kind of intelligent electric energy meter calibrating installation based on metering system according to claim 7, which is characterized in that described
Judge that the overproof block of state of clock further includes third judging unit, be used for:
The second moment parameter of the electric energy meter to be measured is obtained, and institute is judged by the 6th formula according to the second moment parameter
State the clock clock synchronization state of electric energy meter to be measured:
|(T1+1/2TΔ-T0)-(T3+1/2TΔ-T4)|≥t3
In 6th formula, T3 is the second moment parameter of the electric energy meter to be measured, and T4 is main website the second pre-set criteria time,
Unit is point；
If the 6th formula is set up, the clock clock synchronization state success of the electric energy meter to be measured is determined.
9. a kind of intelligent electric energy meter calibrator (-ter) unit based on metering system, which is characterized in that the equipment include processor and
Memory:
Said program code is transferred to the processor for storing program code by the memory；
The processor is used for described in any item based on metering according to the instruction execution claim 1-4 in said program code
The intelligent electric energy meter calibration method of system.
10. a kind of computer readable storage medium, which is characterized in that the computer readable storage medium is for storing program generation
Code, said program code require the described in any item intelligent electric energy meter calibration sides based on metering system 1-4 for perform claim
Method.
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| CN110320791A (en) * | 2019-06-20 | 2019-10-11 | 国网湖南省电力有限公司 | A kind of power information acquisition system clock management method and device |
| CN110907886A (en) * | 2019-12-27 | 2020-03-24 | 广东电科院能源技术有限责任公司 | Error detection system and method for electric energy of electric energy meter |
| CN111045319A (en) * | 2019-12-12 | 2020-04-21 | 广西电网有限责任公司 | Method for automatically correcting clock differentiation of electric energy meter |
| CN111355552A (en) * | 2020-02-14 | 2020-06-30 | 国网新疆电力有限公司电力科学研究院 | Electric energy meter clock remote time synchronization management method and system |
| CN111398675A (en) * | 2020-03-26 | 2020-07-10 | 杭州电瓦特信息技术有限责任公司 | Electric energy meter reading method, device and system |
| CN111596253A (en) * | 2019-08-24 | 2020-08-28 | 青岛鼎信通讯股份有限公司 | Method for governing clock error through broadcast time synchronization on 09 standard intelligent meter |
| CN112710979A (en) * | 2020-12-10 | 2021-04-27 | 江苏方天电力技术有限公司 | Intelligent electric energy meter operation monitoring management system and method based on deep learning |
| CN114815573A (en) * | 2022-05-11 | 2022-07-29 | 宁波三星医疗电气股份有限公司 | Electric meter time calibration method and device, electronic equipment and storage medium |
| CN115225244A (en) * | 2022-07-14 | 2022-10-21 | 广东电网有限责任公司 | Low-voltage integrated reading electric energy meter clock time setting method, device, main equipment and medium |
| CN115291157A (en) * | 2022-07-14 | 2022-11-04 | 国网山东省电力公司营销服务中心(计量中心) | Electric energy meter residual life prediction method and system based on clock deviation |
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| CN110320791A (en) * | 2019-06-20 | 2019-10-11 | 国网湖南省电力有限公司 | A kind of power information acquisition system clock management method and device |
| CN111596253A (en) * | 2019-08-24 | 2020-08-28 | 青岛鼎信通讯股份有限公司 | Method for governing clock error through broadcast time synchronization on 09 standard intelligent meter |
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| CN111355552A (en) * | 2020-02-14 | 2020-06-30 | 国网新疆电力有限公司电力科学研究院 | Electric energy meter clock remote time synchronization management method and system |
| CN111355552B (en) * | 2020-02-14 | 2022-05-17 | 国网新疆电力有限公司营销服务中心(资金集约中心、计量中心) | Electric energy meter clock remote time synchronization management method and system |
| CN111398675A (en) * | 2020-03-26 | 2020-07-10 | 杭州电瓦特信息技术有限责任公司 | Electric energy meter reading method, device and system |
| CN112710979A (en) * | 2020-12-10 | 2021-04-27 | 江苏方天电力技术有限公司 | Intelligent electric energy meter operation monitoring management system and method based on deep learning |
| CN112710979B (en) * | 2020-12-10 | 2023-06-27 | 江苏方天电力技术有限公司 | Intelligent electric energy meter operation monitoring management system and method based on deep learning |
| CN114815573A (en) * | 2022-05-11 | 2022-07-29 | 宁波三星医疗电气股份有限公司 | Electric meter time calibration method and device, electronic equipment and storage medium |
| CN114815573B (en) * | 2022-05-11 | 2023-10-27 | 宁波三星医疗电气股份有限公司 | Ammeter time calibration method and device, electronic equipment and storage medium |
| CN115225244A (en) * | 2022-07-14 | 2022-10-21 | 广东电网有限责任公司 | Low-voltage integrated reading electric energy meter clock time setting method, device, main equipment and medium |
| CN115291157A (en) * | 2022-07-14 | 2022-11-04 | 国网山东省电力公司营销服务中心(计量中心) | Electric energy meter residual life prediction method and system based on clock deviation |
| CN115225244B (en) * | 2022-07-14 | 2023-08-18 | 广东电网有限责任公司 | Clock time setting method and device for low-voltage meter reading, main equipment and medium |
| CN115291157B (en) * | 2022-07-14 | 2023-09-22 | 国网山东省电力公司营销服务中心(计量中心) | Electric energy meter residual life prediction method and system based on clock deviation |
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