CN114002498A - Method for additional measurement and additional calculation of electric quantity missed in meter replacement of electric energy meter - Google Patents
Method for additional measurement and additional calculation of electric quantity missed in meter replacement of electric energy meter Download PDFInfo
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- CN114002498A CN114002498A CN202111035962.7A CN202111035962A CN114002498A CN 114002498 A CN114002498 A CN 114002498A CN 202111035962 A CN202111035962 A CN 202111035962A CN 114002498 A CN114002498 A CN 114002498A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000005259 measurement Methods 0.000 title claims abstract description 10
- 230000005611 electricity Effects 0.000 claims abstract description 10
- 230000008014 freezing Effects 0.000 claims description 10
- 238000007710 freezing Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
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- 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
- G01R11/56—Special tariff meters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention relates to the technical field of electric power metering, in particular to a method for supplementing measurement and compensation of electric quantity missed in meter replacement of an electric energy meter. The method is characterized in that a temporary meter is installed, the electric quantity of the temporary meter and the electric quantity of a new electric energy meter and the electric quantity of an old electric energy meter are counted in real time in the process of replacing the electric energy meters, and then the electric quantity statistics of the three electric energy meters are counted by a new formula to calculate the electricity consumption statistics in the period of replacing the meters without power outage. Compared with the prior art, the method solves the problem of missing reading electric quantity in the process of replacing the electric energy meter without power outage.
Description
Technical Field
The invention relates to the technical field of electric power metering, in particular to a method for supplementing measurement and compensation of electric quantity missed in meter replacement of an electric energy meter.
Background
Under normal conditions, the change of new and old electric energy meter need carry out the power failure operation, but in special occasion such as some special type enterprises or hospitals, the electric energy meter is changed the in-process and can not have a power failure, change the electric energy meter promptly without having a power failure, it has certain time interval (half an hour even more for a long time) to pull down old electric energy meter and install between the new electric energy meter, within this time interval, the user is continuing the power consumption all the time, and does not have the electric energy meter to measure, consequently can cause the electric quantity statistics inaccurate, produce the problem of the electric quantity of leaking to copy.
Disclosure of Invention
In order to solve the defects and problems of the missed reading of the electric quantity in the uninterrupted meter changing operation of the electric energy meter in the prior art, a method for the compensation measurement and compensation of the missed reading of the electric quantity in the electric energy meter changing operation is provided.
The technical scheme adopted by the invention for solving the technical problem is as follows: the invention discloses a method for the compensation and measurement of the missed reading electric quantity during the meter replacement of an electric energy meter, which is characterized by comprising the following steps:
(1) installing a temporary meter (hereinafter referred to as a meter C) before an old meter (hereinafter referred to as a meter A) is detached, wherein the installation mode is a series connection mode, and then, the meter C starts to measure;
(2) sending a freezing instruction, instructing the A meter and the C meter to freeze the electric quantity, and respectively reading the indicated numbers of the frozen electric quantity as A2 and C2;
(3) the current output end of the bypass meter A stops the electric energy metering of the meter A, and the meter stopping electric energy indicating number A3 of the meter A is copied; dismantling the A meter;
(4) installing a meter B, connecting a voltage end and a zero line end, and reading the initial electricity quantity indicated number B4 after the meter B is installed; then the current input end and the current output end of the meter B are connected, and the meter B starts to measure;
(5) sending a freezing instruction, instructing the B meter and the C meter to freeze the electric quantity, and respectively reading the indicated quantity of the frozen electric quantity as B5 and C5;
(6) removing the meter C;
(7) the statistical formula of the electricity consumption (Q) during the uninterrupted meter changing operation is as follows:
Q＝(C5–C2)-(A3–A2)-(B5–B4)
the invention has the beneficial effects that: compared with the prior art, the method for the additional measurement and compensation of the meter-changing missing reading electric quantity of the electric energy meter has the advantages that the electric energy meter is changed under the condition of no power outage, meanwhile, the real-time electric quantity statistics is carried out during the electric energy meter changing, then, the electricity consumption statistics during the meter-changing operation without power outage is calculated by adopting a new formula for the electricity quantity statistics of the three electric energy meters, and the problem of the missing reading electric quantity in the electric energy meter changing without power outage in the prior art is solved.
Detailed Description
The invention discloses a method for the compensation and measurement of the missed reading electric quantity during the meter replacement of an electric energy meter, which comprises the following steps:
the existing intelligent electric energy meters have freezing functions, including timing freezing and designated freezing, and the electric quantity indicated number at the same specific moment can be copied to all the electric energy meters according to the requirements through the freezing function.
(1) Installing a temporary meter (hereinafter referred to as a meter C) before an old meter (hereinafter referred to as a meter A) is detached, wherein the installation mode is a series connection mode, uninterrupted power supply is carried out on a user, and the meter C starts to measure after the meter C is installed;
(2) sending a freezing instruction, instructing the A meter and the C meter to freeze the electric quantity, and respectively reading the indicated numbers of the frozen electric quantity as A2 and C2;
(3) the current output end of the bypass meter A stops the electric energy metering of the meter A, and the meter stopping electric energy indicating number A3 of the meter A is copied; dismantling the A meter;
(4) installing a meter B, connecting a voltage end and a zero line end, and reading the initial electricity quantity indicated number B4 after the meter B is installed; then the current input end and the current output end of the meter B are connected, and the meter B starts to measure;
(5) sending a freezing instruction, instructing the B meter and the C meter to freeze the electric quantity, and respectively reading the indicated quantity of the frozen electric quantity as B5 and C5;
(6) removing the meter C;
then, the electricity consumption (Q) of the user during the non-power-off meter changing operation can be calculated, and the statistical formula of the electricity consumption during the non-power-off meter changing operation is as follows:
Q＝(C5–C2)-(A3–A2)-(B5–B4)
in summary, compared with the prior art, the method for the compensation measurement and compensation of the missed power reading of the electric energy meter replacement is used for replacing the electric energy meter under the condition of no power outage, meanwhile, real-time power statistics is carried out during the electric energy meter replacement, then, new formulas are adopted for the power statistics of the three electric energy meters to calculate the power consumption statistics during the power outage-free meter replacement operation, and the problem of the missed power reading of the electric energy meter replacement in the prior art is solved.
The present invention has been described in accordance with embodiments thereof with the understanding that the present invention is not limited thereto but rather it is to be understood that variations and/or modifications may be made by those skilled in the art without departing from the scope of the invention as defined by the appended claims, and any such modifications, equivalents and the like as fall within the true spirit and scope of the invention.
Claims (1)
1. A method for the compensation and measurement of the missed reading electric quantity during the replacement of an electric energy meter is characterized by comprising the following steps:
(1) installing a temporary meter (hereinafter referred to as a meter C) before an old meter (hereinafter referred to as a meter A) is detached, wherein the installation mode is a series connection mode, and then, the meter C starts to measure;
(2) sending a freezing instruction, instructing the A meter and the C meter to freeze the electric quantity, and respectively reading the indicated numbers of the frozen electric quantity as A2 and C2;
(3) the current output end of the bypass meter A stops the electric energy metering of the meter A, and the meter stopping electric energy indicating number A3 of the meter A is copied; dismantling the A meter;
(4) installing a meter B, connecting a voltage end and a zero line end, and reading the initial electricity quantity indicated number B4 after the meter B is installed; then the current input end and the current output end of the meter B are connected, and the meter B starts to measure;
(5) sending a freezing instruction, instructing the B meter and the C meter to freeze the electric quantity, and respectively reading the indicated quantity of the frozen electric quantity as B5 and C5;
(6) removing the meter C;
(7) the statistical formula of the electricity consumption (Q) during the uninterrupted meter changing operation is as follows:
Q＝(C5–C2)-(A3–A2)-(B5–B4)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035962.7A CN114002498A (en) | 2021-09-06 | 2021-09-06 | Method for additional measurement and additional calculation of electric quantity missed in meter replacement of electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111035962.7A CN114002498A (en) | 2021-09-06 | 2021-09-06 | Method for additional measurement and additional calculation of electric quantity missed in meter replacement of electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114002498A true CN114002498A (en) | 2022-02-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111035962.7A Pending CN114002498A (en) | 2021-09-06 | 2021-09-06 | Method for additional measurement and additional calculation of electric quantity missed in meter replacement of electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114002498A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080044580A (en) * | 2006-11-17 | 2008-05-21 | 이종국 | Electric meter for temporary |
| CN209417121U (en) * | 2018-12-16 | 2019-09-20 | 国网新疆电力有限公司乌鲁木齐供电公司 | Do not have a power failure rotation single-phase electricity electricity box |
| CN110542772A (en) * | 2019-09-06 | 2019-12-06 | 国网黑龙江省电力有限公司鹤岗供电公司 | Nondestructive replacement device and method for electric energy meter |
| CN211927991U (en) * | 2019-11-26 | 2020-11-13 | 云南电网有限责任公司临沧供电局 | Outdoor single-phase ammeter case is swiftly pulled out and is inserted change electric energy meter connecting device |
| CN112133029A (en) * | 2020-09-15 | 2020-12-25 | 赵敏 | Real-time electric quantity charging settlement method for electric energy meter replacement |
| CN112881766A (en) * | 2021-01-11 | 2021-06-01 | 国网浙江省电力有限公司湖州供电公司 | Method and device for replacing ammeter in case of no power failure |
-
2021
- 2021-09-06 CN CN202111035962.7A patent/CN114002498A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080044580A (en) * | 2006-11-17 | 2008-05-21 | 이종국 | Electric meter for temporary |
| CN209417121U (en) * | 2018-12-16 | 2019-09-20 | 国网新疆电力有限公司乌鲁木齐供电公司 | Do not have a power failure rotation single-phase electricity electricity box |
| CN110542772A (en) * | 2019-09-06 | 2019-12-06 | 国网黑龙江省电力有限公司鹤岗供电公司 | Nondestructive replacement device and method for electric energy meter |
| CN211927991U (en) * | 2019-11-26 | 2020-11-13 | 云南电网有限责任公司临沧供电局 | Outdoor single-phase ammeter case is swiftly pulled out and is inserted change electric energy meter connecting device |
| CN112133029A (en) * | 2020-09-15 | 2020-12-25 | 赵敏 | Real-time electric quantity charging settlement method for electric energy meter replacement |
| CN112881766A (en) * | 2021-01-11 | 2021-06-01 | 国网浙江省电力有限公司湖州供电公司 | Method and device for replacing ammeter in case of no power failure |
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