CN105319527B - A kind of electric energy meter load record test method - Google Patents
A kind of electric energy meter load record test method Download PDFInfo
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- CN105319527B CN105319527B CN201510815706.8A CN201510815706A CN105319527B CN 105319527 B CN105319527 B CN 105319527B CN 201510815706 A CN201510815706 A CN 201510815706A CN 105319527 B CN105319527 B CN 105319527B
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- electric energy
- load record
- energy meter
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- 238000010998 test method Methods 0.000 title claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 58
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 8
- 230000004048 modification Effects 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 4
- 238000012795 verification Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 17
- 238000011990 functional testing Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000010181 polygamy Effects 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
Abstract
The present invention relates to a kind of electric energy meter load record test methods, comprising: testing load record block；Test the load record block of given time；The data of the memory space of testing load record.Requirement in power industry standard about electric energy meter load record function is refined as step and measured by technical solution of the present invention, is analyzed each standard room relationship deeply, is createed scientific and reasonable test method；Technical solution of the present invention shortens the testing time of load record test, ensure that the quality that function is realized, avoids mistake caused by human factor and improve testing efficiency.
Description
Technical field:
The present invention relates to electric-power metering fields, are more particularly to a kind of electric energy meter load record test method.
Background technique:
Functional test is to guarantee intelligent electric energy meter accurately important link.Its content is cover extensively, including metering function
Energy, warning function, takes the modules such as control encryption at logout.In the full performance detection work of intelligent electric energy meter, functional test is multiple with it
Polygamy, diversity occupy the time of entire test job 20%.Load record function can monitor intelligent electric energy meter in real time
Operating condition and record and save in time, important information foundation is provided for data monitoring, accident analysis, electric quantity compensating.
Prior art is to carry out various functions one by one according to technical requirements, and the testing time is longer, from manual operation
Angle is analyzed, and is implemented more difficult.The present invention passes through parameter setting, and optimum organization between disparity items is scientific and reasonable
Software subtest process, solves the problem above in load record functional test.
Summary of the invention:
The object of the present invention is to provide a kind of electric energy meter load record test methods, improve detection efficiency, ensure that function
The quality being able to achieve shortens the detection time of functional test.
To achieve the above object, the invention adopts the following technical scheme: a kind of electric energy meter load record test method, packet
It includes:
Testing load record block；
Test the load record block of given time；
The data of the memory space of testing load record.
The load record block includes voltage, electric current, frequency, active power, reactive power, power factor, active total electricity
Energy, idle total electric energy, four-quadrant is idle one or more of total electric energy and current requirement.
The testing load record block includes testing twice；First time testing load record block includes voltage, electric current, frequency
Rate, active power, reactive power, power factor, active total electric energy, idle total electric energy, I quadrant is idle total electric energy, II quadrant without
The total electric energy of function and current requirement；Second of testing load record block include voltage, electric current, frequency, active power, reactive power,
Power factor, active total electric energy, idle total electric energy, III quadrant is idle total electric energy, IV quadrant is idle total electric energy and current requirement；Often
The interval time of type load record is arranged within the scope of 1~60min.
The process of the testing load record block includes: modification electric energy meter communication baud rate；Electric energy meter load record is set
Pattern-word；Electric energy meter load record interval time is set；Modify the electric energy meter time；Carry out test of having good luck；Read load record number
According to；Verification test result.
Corresponding 5 different load record values are obtained by having good luck at 5 time points of setting；And examine described 5
Different load record values whether misregistration.
The different idle total electric energy of quadrant are obtained by the current direction or power factor of modifying electric energy meter.
The load record block of the test given time includes: that the period for taking record is copied in selection；In the time
Specified time point in section；Read the load record data block of the specified time point；The step of with the testing load record block
In the data that read compare；Verification test result whether mistake.
The process of the data of the memory space of the testing load record includes: setting electric energy meter load record pattern-word；
Electric energy meter load record interval time is set；The electric energy meter time is set；Carry out test of having good luck；Clock of power meter was walked to specified time
Point reads a nearest load record block；Modify the electric energy meter time；When reading times are respectively 14400,28800 and 43200
When, transformation current direction or power factor after the completion of reading；When reading times are 57600, stop electric current output；Calculate test
And check data amount as a result.
Compared with the nearest prior art, the technical scheme provide by that invention has the following excellent effect
1, technical solution of the present invention science is thin by the requirement in power industry standard about electric energy meter load record function
Step is turned to measure；
2, technical solution of the present invention abandons the method tested one by one according to standard requirements, analyzes each standard room deeply and closes
System, creates scientific and reasonable test method；
3, technical solution of the present invention can be by step by making the software subtest process of standard；
4, technical solution of the present invention shortens the testing time of load record test, avoids mistake caused by human factor
And improve testing efficiency.
Detailed description of the invention
Fig. 1 is the nearest load record flow chart of technical solution of the present invention；
Fig. 2 is the load record flow chart in technical solution of the present invention specified time；
Fig. 3 is the data flowchart that technical solution of the present invention correctly stores 40 days.
Specific embodiment
Below with reference to embodiment, the invention will be described in further detail.
Embodiment 1:
The invention of this example provides a kind of electric energy meter load record test method, including by change load record pattern-word,
Load record interval time, and the combination between pilot project is optimized and combined, it is 4 steps by load record test induction and conclusion.
The first nearest load record block of test: " voltage, electric current, frequency ", " with and without function power ", " power factor ",
" with and without the total electric energy of function ", " I II quadrants are idle total electric energy ", " current requirement " and to be arranged within the scope of 1~60min, every class
The interval time of load record may be the same or different；The nearest load record block of second test: " voltage, electric current, frequency
Rate ", " with and without function power ", " power factor ", " with and without the total electric energy of function ", " III IV quadrants are idle total electric energy ", " current requirement "
And to be arranged within the scope of 1~60min, the interval time of every type load record be may be the same or different；Third test to
It fixes time load record block；4th testing load record memory space should at least guarantee record forward and reverse active total electric energy,
Idle total electric energy, four-quadrant is idle, no less than 40 days data volumes in the case that interval time is 1min.
Electric energy meter load record function has following technical requirements:
1) load record content is " voltage, electric current, frequency ", " with and without function power ", " power factor ", " total with and without function
Electric energy ", " four-quadrant is idle total electric energy ", " current requirement " six class data any combination；
2) load record interval time can be arranged within the scope of 1~60min；The interval time of every type load record can be with
It is identical, it can also be different；
3) memory space of load record should at least guarantee recording forward and reverse active total electric energy, idle total electric energy, four-quadrant
Limit idle, no less than 40 days data volumes in the case that interval time is 1min.
The process of the nearest load record block of the rapid test of first two steps, as shown in Figure 1, comprising: modification communication baud rate；If
Set load record pattern-word；Load record interval time is set；Modify the electric energy meter time；Carry out test of having good luck；Read load note
Record data；Calculate test result.
Corresponding 5 different load record values are obtained by having good luck at 5 time points of setting；And examine described 5
Different load record values whether misregistration.By the current direction or power factor of modifying electric energy meter obtain different quadrants without
The total electric energy of function.
It is similar to step 1 that nearest load record block step is tested for the second time, and secondary test mainly stresses III quadrant
Idle total electric energy, IV quadrant is idle total electric energy；
The load record block of the test given time includes: that the period for taking record is copied in selection；In the time
Specified time point in section；Read the load record data block of the specified time point；The step of with the testing load record block
In the data that read compare, whether validation test result correct.
The process of the data of the memory space of the testing load record includes: setting electric energy meter load record pattern-word；
Electric energy meter load record interval time is set；The electric energy meter time is set；Carry out test of having good luck；Clock of power meter was walked to specified time
Point reads a nearest load record block；Modify the electric energy meter time；When reading times are respectively 14400,28800 and 43200
When, transformation current direction or power factor after the completion of reading；When reading times are 57600, stop electric current output；Calculate test
And check data amount as a result.
Finally it should be noted that: the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, institute
The those of ordinary skill in category field is although should be understood with reference to the above embodiments: still can be to a specific embodiment of the invention
It is modified or replaced equivalently, these are without departing from any modification of spirit and scope of the invention or equivalent replacement, in Shen
Within claims of the invention that please be pending.
Claims (7)
1. a kind of electric energy meter load record test method, it is characterised in that: include:
Testing load record block；
Test the load record block of given time；
The data of the memory space of testing load record；
The load record block of the test given time includes: that the period for taking record is copied in selection；In the period
Specified time point；Read the load record data block of the specified time point；With the step of the testing load record block in read
The data got compare；Verification test result whether mistake.
2. a kind of electric energy meter load record test method as described in claim 1, it is characterised in that: the load record block packet
Include that voltage, electric current, frequency, active power, reactive power, power factor, active total electric energy, idle total electric energy, four-quadrant is idle
Total one or more of electric energy and current requirement.
3. a kind of electric energy meter load record test method as claimed in claim 2, it is characterised in that: the testing load record
Block includes testing twice；First time testing load record block includes voltage, electric current, frequency, active power, reactive power, power
Factor, active total electric energy, idle total electric energy, I quadrant is idle total electric energy, II quadrant is idle total electric energy and current requirement；Second
Testing load record block includes voltage, electric current, frequency, active power, reactive power, power factor, active total electric energy, idle total
Electric energy, III quadrant is idle total electric energy, IV quadrant is idle total electric energy and current requirement；
The interval time of every type load record is arranged within the scope of 1~60min.
4. a kind of electric energy meter load record test method as claimed in claim 3, it is characterised in that: the testing load record
The process of block includes: modification electric energy meter communication baud rate；Electric energy meter load record pattern-word is set；Electric energy meter load record is set
Interval time；Modify the electric energy meter time；Carry out test of having good luck；Read load record data；Verification test result.
5. a kind of electric energy meter load record test method as claimed in claim 4, it is characterised in that: in 5 times of setting
Point obtains corresponding 5 different load record values by having good luck；And examine whether described 5 different load record values record
Mistake.
6. a kind of electric energy meter load record test method as described in claim 4 or 5, it is characterised in that: by modifying electric energy
The current direction or power factor of table obtain the different idle total electric energy of quadrant.
7. a kind of electric energy meter load record test method as described in claim 1, it is characterised in that: the testing load record
Memory space data process include: setting electric energy meter load record pattern-word；When electric energy meter load record interval is set
Between；The electric energy meter time is set；Carry out test of having good luck；Clock of power meter is walked to specified time point, and a nearest load record is read
Block；Modify the electric energy meter time；When reading times are respectively 14400,28800 and 43200, current direction is converted after the completion of reading
Or power factor；When reading times are 57600, stop electric current output；Calculate test result and check data amount.
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| CN201510815706.8A CN105319527B (en) | 2015-11-23 | 2015-11-23 | A kind of electric energy meter load record test method |
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| CN201510815706.8A CN105319527B (en) | 2015-11-23 | 2015-11-23 | A kind of electric energy meter load record test method |
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| CN105319527A CN105319527A (en) | 2016-02-10 |
| CN105319527B true CN105319527B (en) | 2019-03-22 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105774577A (en) * | 2016-03-06 | 2016-07-20 | 王爱玲 | Electric energy meter load record testing system |
| CN111965587B (en) * | 2020-08-26 | 2024-01-26 | 安徽南瑞中天电力电子有限公司 | Automatic test method and automatic test platform for stability of electric energy meter |
| CN112345999B (en) * | 2020-10-14 | 2023-03-14 | 威胜集团有限公司 | Electric energy meter, load record generation method thereof and computer readable storage medium |
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| CN101770007A (en) * | 2008-12-31 | 2010-07-07 | 深圳市科陆电子科技股份有限公司 | Electric energy meter test system and method thereof |
| CN101950008A (en) * | 2010-10-11 | 2011-01-19 | 威胜集团有限公司 | Method for remotely and dynamically monitoring electric energy metering load |
| CN201974471U (en) * | 2011-02-28 | 2011-09-14 | 深圳市森晖电子有限公司 | Single-phase electronic carrier electric energy meter |
| CN102831196A (en) * | 2012-08-03 | 2012-12-19 | 漳州科能电器有限公司 | Rapid load record data query method and application |
| CN103809150A (en) * | 2012-11-15 | 2014-05-21 | 国家电网公司 | Method for testing demand of electric energy meter |
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2015
- 2015-11-23 CN CN201510815706.8A patent/CN105319527B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3896488A (en) * | 1973-04-19 | 1975-07-22 | Sangamo Electric Co | Load survey recorder including tape cartridge receptacle |
| CN101315394A (en) * | 2007-05-31 | 2008-12-03 | 上海金陵智能电表有限公司 | Single-phase static electric energy meter and circuit control method thereof |
| CN101770007A (en) * | 2008-12-31 | 2010-07-07 | 深圳市科陆电子科技股份有限公司 | Electric energy meter test system and method thereof |
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| CN102831196A (en) * | 2012-08-03 | 2012-12-19 | 漳州科能电器有限公司 | Rapid load record data query method and application |
| CN103809150A (en) * | 2012-11-15 | 2014-05-21 | 国家电网公司 | Method for testing demand of electric energy meter |
| CN104252647A (en) * | 2014-06-10 | 2014-12-31 | 南瑞（武汉）电气设备与工程能效测评中心 | Inverse distance weighting interpolation method-based electrical load prediction method |
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