CN109917323A - A kind of adjustment controlling means of intelligent electric meter - Google Patents
A kind of adjustment controlling means of intelligent electric meter Download PDFInfo
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- CN109917323A CN109917323A CN201910311627.1A CN201910311627A CN109917323A CN 109917323 A CN109917323 A CN 109917323A CN 201910311627 A CN201910311627 A CN 201910311627A CN 109917323 A CN109917323 A CN 109917323A
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- electric meter
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Abstract
The invention discloses a kind of adjustment controlling means of intelligent electric meter, the deviation between load electricity consumption being calculated by comparing spike Pinggu metering module load electricity consumption being calculated and total amount module, if deviation is greater than error threshold, judge the circuit of auxiliary calibrating circuit access metering circuit starting intelligent electric meter calibration mode.It may be implemented remotely to judge whether to need to calibrate, go user's field adjustable to calibrate without skilled worker, and remote calibration may be implemented, save cost of labor, calibration cycle is short, and efficient quick greatly improves user satisfaction.
Description
Technical field
The present invention relates to Electric Energy Metering Technology fields, more particularly to a kind of adjustment controlling means of intelligent electric meter.
Background technique
With the fast development of intelligent electric meter in recent years, great convenience is brought to the Working Life of people, such as can be with
The ammeter information for more covering the various states of ammeter operation is obtained, the long-range control and copy reading of ammeter may be implemented.But
It is that as the requirement to ammeter function increases, and as intelligent electric meter service life increases, the reasons such as hardware aging cause
The bulk probability that can not be measured or occur the problems such as measuring misalignment is more and more frequent；Cause many hidden danger thereupon,
Such as existing indicating value injustice, electricity loss, time sideslip etc., relatively large deviation, Jin Eryin are produced to the metering of power load
Send out customer complaint or discontented.The above problem of intelligent electric meter can be corrected by calibrating, but existing calibration method needs skill
Debugging calibration of the art worker to user scene one by one, with popularizing for intelligent electric meter, installation is very big, can thus lead
The huge increase of cost of labor is caused, and time-consuming, and then causes calibration cycle very long.
Summary of the invention
In view of this, may be implemented remotely to judge whether the present invention provides a kind of adjustment controlling means of intelligent electric meter
It needs to calibrate, it is convenient and efficient, a large amount of manpowers are saved, user satisfaction is greatly improved.
In order to achieve the above object, the adjustment controlling means of intelligent electric meter provided by the invention, the intelligent electric meter include
Metering circuit assists calibrating circuit, communication metering port, and the metering circuit is used to measure load electricity consumption, including spike is put down
Paddy metering module and total amount module；The auxiliary calibrating circuit is the load type circuit including at least resistance；The intelligence electricity
Table is used to for the running state parameter of the intelligent electric meter being uploaded to the centralized control at power grid end by communication metering port
Platform, the centralized control platform can also issue the running state parameter of intelligent electric meter described in instruction acquisition；
The adjustment controlling means include:
S101: the load electricity consumption W1 and the total amount module meter that described spike Pinggu metering module is calculated are obtained
Obtained load electricity consumption W2；
S102: the deviation electricity between above-mentioned two load electricity consumption: W1-W2=△ W is calculated
S103: △ W is compared with error threshold, if △ W is not more than the error threshold, returns to intelligent electric meter mark
Quasi- operating mode S104；If the deviation electricity △ W is greater than the error threshold, judge that the intelligent electric meter needs to calibrate,
Execute intelligent electric meter calibration mode S105；
S104: entering intelligent electric meter normal operating mode, and the auxiliary calibrating circuit is kept not access the metering
The state in the circuit of circuit；
S105: enter intelligent electric meter calibration mode；After calibration, S101 is returned.
Further, the intelligent electric meter calibration mode includes:
S1051: the auxiliary calibrating circuit is accessed to the circuit of the metering circuit；
S1052: voltage, the current value in the circuit of metering circuit before executing S1051, later are obtained, and is uploaded to institute
State centralized control platform or centralized control platform acquisition execute S1051 before, the electricity in the circuit of metering circuit later
Pressure, current value；
S1053: the voltage obtained in S1052, current value are uploaded to the service of national grid by the centralized control platform
Device；
S1054: the server obtains meter calibration value after handling the voltage, current value, and controls through the concentration
The meter calibration value is sent back the intelligent electric meter by platform processed, and the intelligent electric meter carries out school according to the meter calibration value
It is quasi-.
Further, the intelligent electric meter is calibrated according to the meter calibration value specifically:
The intelligent electric meter is compensated according to electric quantity metering a reference value of the meter calibration value to its factory preset, from
And realize the calibration of the intelligent electric meter.
Further, the intelligent electric meter further includes switching circuit, is examined the auxiliary by controlling the switching circuit
Determine circuit access or cuts out the circuit of the metering circuit.
Preferably, the switching circuit includes relay or breaker.
Further, the intelligent electric meter further includes power supply circuit, is used to provide power supply to the metering circuit.
Further, the intelligent electric meter further includes main control chip, and the main control chip executes the calibration controlling party
Method.
Further, communication metering port is RS485.
The adjustment controlling means of intelligent electric meter provided by the invention are calculated by comparing spike Pinggu metering module
The deviation between load electricity consumption that load electricity consumption and total amount module are calculated, if deviation is greater than error threshold, judgement
By the circuit of auxiliary calibrating circuit access metering circuit, start intelligent electric meter calibration mode.It may be implemented remotely to judge whether to need
Calibrate, go user's field adjustable to calibrate without skilled worker, and remote calibration may be implemented, save manually at
This, calibration cycle is short, and efficient quick greatly improves user satisfaction.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the schematic diagram of intelligent electric meter provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram 1 of the adjustment controlling means of intelligent electric meter provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram 2 of the adjustment controlling means of intelligent electric meter provided in an embodiment of the present invention；
Specific embodiment
The present invention in order to solve the problems existing in the prior art, provides a kind of intelligent electric meter, and remote calibration may be implemented, calibration
Period is short, convenient and efficient, saves a large amount of manpowers, greatly improves user satisfaction.
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to intelligent electric meter proposed according to the present invention, specific embodiment, structure, feature and its effect,
Detailed description is as follows.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily the same embodiment.This
Outside, feature, structure or the feature in one or more embodiments can be combined by any suitable form.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, it is specific to understand for example, A and/or B are as follows: it can simultaneously include A and B, can be with individualism A, it can also be with individualism
B can have above-mentioned three kinds of any case.
Referring to attached drawing 1, intelligent electric meter provided in an embodiment of the present invention includes metering circuit, auxiliary calibrating circuit, communication meter
Port is measured, the metering circuit is used to measure load electricity consumption, including spike Pinggu metering module and total amount module；It is described auxiliary
Helping calibrating circuit is the load type circuit including at least resistance；The intelligent electric meter measures port by the communication and is used to institute
The running state parameter for stating intelligent electric meter is uploaded to the centralized control platform at power grid end, and the centralized control platform can also issue
The running state parameter of intelligent electric meter described in instruction acquisition.
Attached drawing 2 is referred to, the adjustment controlling means of intelligent electric meter provided in an embodiment of the present invention include:
S101: the load electricity consumption W1 and the total amount module meter that described spike Pinggu metering module is calculated are obtained
Obtained load electricity consumption W2；
S102: the deviation electricity between above-mentioned two load electricity consumption: W1-W2=△ W is calculated
S103: △ W is compared with error threshold, if △ W is not more than the error threshold, returns to intelligent electric meter mark
Quasi- operating mode S104；If the deviation electricity △ W is greater than the error threshold, judge that the intelligent electric meter needs to calibrate,
Execute intelligent electric meter calibration mode S105；
S104: entering intelligent electric meter normal operating mode, and the auxiliary calibrating circuit is kept not access the metering
The state in the circuit of circuit；
S105: enter intelligent electric meter calibration mode；After calibration, S101 is returned.
Further, attached drawing 3 is referred to, the intelligent electric meter calibration mode includes:
S1051: the auxiliary calibrating circuit is accessed to the circuit of the metering circuit；
S1052: voltage, the current value in the circuit of metering circuit before executing S1051, later are obtained, and is uploaded to institute
State centralized control platform or centralized control platform acquisition execute S1051 before, the electricity in the circuit of metering circuit later
Pressure, current value；
S1053: the voltage obtained in S1052, current value are uploaded to the service of national grid by the centralized control platform
Device；
S1054: the server obtains meter calibration value after handling the voltage, current value, and controls through the concentration
The meter calibration value is sent back the intelligent electric meter by platform processed, and the intelligent electric meter carries out school according to the meter calibration value
It is quasi-.
Further, the intelligent electric meter is calibrated according to the meter calibration value specifically:
The intelligent electric meter is compensated according to electric quantity metering a reference value of the meter calibration value to its factory preset, from
And realize the calibration of the intelligent electric meter.
Intelligent electric meter provided in an embodiment of the present invention further includes switching circuit, will be described auxiliary by controlling the switching circuit
It helps the access of calibrating circuit or cuts out the circuit of the metering circuit.Preferably, switching circuit includes relay or breaker.
Further, intelligent electric meter further includes power supply circuit, is used to provide power supply to metering circuit.
Further, intelligent electric meter further includes main control chip, and the main control chip executes the adjustment controlling means.
In practical application, in order to save the volume of intelligent electric meter, can by main control chip, power supply circuit, metering circuit and
Auxiliary calibrating circuit etc. is integrated into a control circuit, so that intelligent electric meter is more compact, and then saves manufacturing cost and peace
Fill volume.
Intelligent electric meter provided in an embodiment of the present invention is used to by communication metering port by the fortune of the ammeters such as load electricity consumption
Row state parameter is uploaded to the centralized control platform at power grid end, and centralized control platform can also issue intelligence electricity described in instruction acquisition
The running state parameter of table.So, intelligent electric meter both can be periodically on time on the centralized control platform at power grid end
Conduct electricity the running state parameter, including load electricity consumption, overvoltage/undervoltage etc. of table.Correspondingly, being located at the centralized control platform at power grid end
The running state parameter of instruction acquisition intelligent electric meter can also actively be issued.To realize the real-time of ammeter information and power grid control
Interaction.
Further, communication metering port is RS485.
The adjustment controlling means of intelligent electric meter provided in an embodiment of the present invention are calculated by comparing spike Pinggu metering module
The deviation between load electricity consumption that obtained load electricity consumption and total amount module are calculated, if deviation is greater than error threshold
Value judges the circuit of auxiliary calibrating circuit access metering circuit starting intelligent electric meter calibration mode.It may be implemented remotely to judge
Whether need to calibrate, goes user's field adjustable to calibrate without skilled worker, and remote calibration may be implemented, save people
Work cost, calibration cycle is short, and efficient quick greatly improves user satisfaction.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (8)
1. a kind of adjustment controlling means of intelligent electric meter, which is characterized in that the intelligent electric meter includes metering circuit, auxiliary calibrating
Circuit, communication metering port, the metering circuit are used to measure load electricity consumption, including spike Pinggu metering module and total amount
Module；The auxiliary calibrating circuit is the load type circuit including at least resistance；The intelligent electric meter is measured by the communication
Port is used to for the running state parameter of the intelligent electric meter being uploaded to the centralized control platform at power grid end, and the centralized control is flat
Platform can also issue the running state parameter of intelligent electric meter described in instruction acquisition；
The adjustment controlling means include:
S101: obtaining load electricity consumption W1 that described spike Pinggu metering module is calculated and the total amount module calculates
The load electricity consumption W2 arrived；
S102: the deviation electricity between above-mentioned two load electricity consumption: W1-W2=△ W is calculated
S103: △ W is compared with error threshold, if △ W is not more than the error threshold, returns to intelligent electric meter standard work
Operation mode S104；If the deviation electricity △ W is greater than the error threshold, judge that the intelligent electric meter needs to calibrate, executes
Intelligent electric meter calibration mode S105；
S104: entering intelligent electric meter normal operating mode, and the auxiliary calibrating circuit is kept not access the metering circuit
Circuit state；
S105: enter intelligent electric meter calibration mode；After calibration, S101 is returned.
2. adjustment controlling means according to claim 1, which is characterized in that the intelligent electric meter calibration mode includes:
S1051: the auxiliary calibrating circuit is accessed to the circuit of the metering circuit；
S1052: voltage, the current value in the circuit of metering circuit before executing S1051, later are obtained, and is uploaded to the collection
Middle control platform or centralized control platform acquisition execute S1051 before, the voltage in the circuit of metering circuit later,
Current value；
S1053: the voltage obtained in S1052, current value are uploaded to the server of national grid by the centralized control platform；
S1054: the server obtains meter calibration value after handling the voltage, current value, and flat through the centralized control
The meter calibration value is sent back the intelligent electric meter by platform, and the intelligent electric meter is calibrated according to the meter calibration value.
3. adjustment controlling means according to claim 2, which is characterized in that the intelligent electric meter is according to the meter calibration
Value is calibrated specifically:
The intelligent electric meter is compensated according to electric quantity metering a reference value of the meter calibration value to its factory preset, thus real
The calibration of the existing intelligent electric meter.
4. adjustment controlling means according to any one of claim 1 to 3, which is characterized in that
The intelligent electric meter further includes switching circuit, by controlling the switching circuit for auxiliary calibrating circuit access or cutting
The circuit of the metering circuit out.
5. adjustment controlling means according to claim 5, which is characterized in that the switching circuit includes relay or breaks
Road device.
6. adjustment controlling means according to any one of claim 1 to 3, which is characterized in that the intelligent electric meter also wraps
Power supply circuit is included, is used to provide power supply to the metering circuit.
7. adjustment controlling means according to any one of claim 1 to 3, which is characterized in that the intelligent electric meter also wraps
Include main control chip, the main control chip executes the adjustment controlling means.
8. adjustment controlling means according to any one of claim 1 to 3, which is characterized in that port is measured in the communication
For RS485.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311627.1A CN109917323A (en) | 2019-04-18 | 2019-04-18 | A kind of adjustment controlling means of intelligent electric meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910311627.1A CN109917323A (en) | 2019-04-18 | 2019-04-18 | A kind of adjustment controlling means of intelligent electric meter |
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Family
ID=66977713
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| CN201910311627.1A Pending CN109917323A (en) | 2019-04-18 | 2019-04-18 | A kind of adjustment controlling means of intelligent electric meter |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110609250A (en) * | 2019-09-11 | 2019-12-24 | 深圳市灵感智慧科技有限公司 | Batch calibration method for electric quantity metering circuits |
| CN110673080A (en) * | 2019-09-27 | 2020-01-10 | 乐清市昊达电器有限公司 | Visual intelligent controller |
| CN112462135A (en) * | 2020-10-21 | 2021-03-09 | 珠海格力电器股份有限公司 | Electric quantity determination method based on household charging system and air conditioning unit |
| CN117148264A (en) * | 2023-10-31 | 2023-12-01 | 山东计保电气有限公司 | Remote calibration method for electric energy metering |
| CN117269879A (en) * | 2023-09-28 | 2023-12-22 | 江苏森维电子有限公司 | Method for eliminating accumulated errors of intelligent ammeter |
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| US20030151415A1 (en) * | 2001-09-25 | 2003-08-14 | Randall Bruce E. | Self-calibrating electricity meter |
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| CN107505588A (en) * | 2017-08-08 | 2017-12-22 | 国网重庆市电力公司电力科学研究院 | A kind of electric energy meter combines error testing method and system |
| CN107607903A (en) * | 2017-09-19 | 2018-01-19 | 珠海格力电器股份有限公司 | The calibration method and device of a kind of electric energy measuring equipment |
| CN107741578A (en) * | 2017-09-05 | 2018-02-27 | 天津市电力科技发展有限公司 | A kind of original meter reading data processing method for intelligent electric energy meter kinematic error remote calibration |
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| US20030151415A1 (en) * | 2001-09-25 | 2003-08-14 | Randall Bruce E. | Self-calibrating electricity meter |
| CN101363906A (en) * | 2008-08-11 | 2009-02-11 | 湖南省电力公司试验研究院 | GPS time service and clock calibrating device for electric power measurement |
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| CN107741578A (en) * | 2017-09-05 | 2018-02-27 | 天津市电力科技发展有限公司 | A kind of original meter reading data processing method for intelligent electric energy meter kinematic error remote calibration |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110609250A (en) * | 2019-09-11 | 2019-12-24 | 深圳市灵感智慧科技有限公司 | Batch calibration method for electric quantity metering circuits |
| CN110673080A (en) * | 2019-09-27 | 2020-01-10 | 乐清市昊达电器有限公司 | Visual intelligent controller |
| CN112462135A (en) * | 2020-10-21 | 2021-03-09 | 珠海格力电器股份有限公司 | Electric quantity determination method based on household charging system and air conditioning unit |
| CN112462135B (en) * | 2020-10-21 | 2022-03-04 | 珠海格力电器股份有限公司 | Electric quantity determination method based on household charging system and air conditioning unit |
| CN117269879A (en) * | 2023-09-28 | 2023-12-22 | 江苏森维电子有限公司 | Method for eliminating accumulated errors of intelligent ammeter |
| CN117269879B (en) * | 2023-09-28 | 2024-03-29 | 江苏森维电子有限公司 | Method for eliminating accumulated errors of intelligent ammeter |
| CN117148264A (en) * | 2023-10-31 | 2023-12-01 | 山东计保电气有限公司 | Remote calibration method for electric energy metering |
| CN117148264B (en) * | 2023-10-31 | 2024-05-14 | 山东计保电气有限公司 | Remote calibration method for electric energy metering |
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Application publication date: 20190621 |
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