CN108594159A - A kind of intelligent electric energy meter sampling full-automatic result of performance test judges system - Google Patents
A kind of intelligent electric energy meter sampling full-automatic result of performance test judges system Download PDFInfo
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- CN108594159A CN108594159A CN201810144053.9A CN201810144053A CN108594159A CN 108594159 A CN108594159 A CN 108594159A CN 201810144053 A CN201810144053 A CN 201810144053A CN 108594159 A CN108594159 A CN 108594159A
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- 238000005070 sampling Methods 0.000 title claims abstract description 24
- 238000011056 performance test Methods 0.000 title claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 88
- 238000004891 communication Methods 0.000 claims abstract description 82
- 230000036039 immunity Effects 0.000 claims abstract description 71
- 238000002474 experimental method Methods 0.000 claims abstract description 44
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 230000006698 induction Effects 0.000 claims abstract description 10
- 230000003068 static effect Effects 0.000 claims description 12
- 230000005611 electricity Effects 0.000 description 9
- 239000013589 supplement Substances 0.000 description 7
- 210000001367 artery Anatomy 0.000 description 5
- 210000003462 vein Anatomy 0.000 description 5
- 238000002788 crimping Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
Classifications
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- 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
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses a kind of intelligent electric energy meter sampling full-automatic results of performance test to judge system.Traditional sampling Detection method cannot be satisfied existing producer when in high volume supplying in batches, and need to complete the actual requirement of sampling performance detection experiment in the shorter time.The present invention includes system detectio module, communication module, system judgment module and test module, and test module is connected by communication module with system detectio module, system detectio module access system judgment module；The test module includes the total electric energy error of indication module of register, the conduction interference immunity experiment module of impulse test module, esd immunity tentative module, Clusters immunity experiment module, decaying Sasser immunity experiment module, surge immunity tentative module and radiofrequency field induction.Sampling performance detection experiment can be completed in a relatively short time using the present invention, solve the problems, such as that existing domestic metering product is in high volume supplied the consumed plenty of time in batches.
Description
Technical field
The present invention relates to electric energy meter performance detection field, specifically a kind of intelligent electric energy meter sampling performance test is complete certainly
Dynamic result judges system.
Background technology
Electric energy meter inspection of incoming merchandise device is mainly used for measurement centre of Utilities Electric Co. and is sampled to the electric energy meter for newly arriving batch
Performance detection, test event are esd immunity test, pulse voltage test, surge immunity test, decaying Sasser
Immunity to interference test, Clusters immunity to interference test, radiofrequency field induction conduction immunity experiment, ambient temperature effect,
Environment temperature is on day timing error influence, the total electric energy error of indication test station of register and the test of power consumption test station etc.
10 experimental test projects.In existing metering product sampling performance detection experiment, each detection device of manual operation is mainly used, and
It checks detection data, by way of manually comparing, makes metering product sampling performance detection conclusion.
Since sampling performance detection experiment each link flow duration is longer, while tedious process is manually replaced, it is above
Two kinds of problems can cause the result manually compared slower, and there are certain false drop rates, cannot be satisfied existing producer high-volume in batches
When the supply of material, and need to complete the actual requirement of sampling performance detection experiment in the shorter time.
Invention content
In view of the above-mentioned drawbacks of the prior art and insufficient, the present invention provides a kind of intelligent electric energy meter sampling performance test
Full-automatic result judges system, sampling performance detection experiment can be completed in a relatively short time, to solve in terms of the existing country
Volume production product in batches in high volume supply the consumed plenty of time the problem of.
To achieve the above object, the following technical scheme that the present invention uses：A kind of intelligent electric energy meter sampling performance test is complete
Automatic result judges system comprising system detectio module, communication module, system judgment module and test module, test module
It is connected with system detectio module by communication module, system detectio module access system judgment module；
The test module includes the total electric energy error of indication module of register, impulse test module, static discharge anti-interference
Spend tentative module, Clusters immunity experiment module, decaying Sasser immunity experiment module, surge immunity examination
Test the conduction interference immunity experiment module of module and radiofrequency field induction；
It is the total electric energy error of indication module of the register, impulse test module, esd immunity tentative module, fast
Fast transient pulse train immunity experiment module, decaying Sasser immunity experiment module, surge immunity tentative module and radio frequency
The conduction interference immunity experiment module of field induction passes through communication module access system detection module respectively.
The operation principle of the present invention：Electric energy meter respectively enters the total electric energy error of indication module of register, arteries and veins by robot
Rush voltage test module, esd immunity tentative module, Clusters immunity experiment module, decaying Sasser
The conduction interference immunity experiment module that immunity experiment module, surge immunity tentative module, radiofrequency field incude, is tested
And collected data are entered into system judgment module, wherein electric energy in photoelectric sampler record test process by communication module
Table sends out accidentally number of pulses, system detectio module and judges electric energy meter error by the collection analysis to electric energy meter test error
Variation whether requirement up to specification.
As the supplement of above-mentioned technical proposal, the intelligent electric energy meter sampling full-automatic result of performance test judges system
Further include system display module, the end that picks out of the system judgment module is connected with system display module.
As the supplement of above-mentioned technical proposal, the total electric energy error of indication module of the register includes register communication mould
Block and 485 interfaces, 485 interfaces are connected by register communication module with communication module.
As the supplement of above-mentioned technical proposal, the impulse test module is closed with esd immunity tentative module
It is integrated.
As the supplement of above-mentioned technical proposal, the impulse test module and esd immunity tentative module
Including pulse voltage communication module, alternative censor key, impulse voltage generator and static gun, pulse voltage communication module
It is connected respectively with alternative censor key, impulse voltage generator and static gun, pulse voltage communication module incoming communication
Module.
As the supplement of above-mentioned technical proposal, the Clusters immunity experiment module includes burst of pulses communication
Module, grouped pulse generator and photoelectric sampler, burst of pulses communication module connect with grouped pulse generator and photoelectric sampler respectively
It connects, burst of pulses communication module incoming communication module.
As the supplement of above-mentioned technical proposal, the decaying Sasser immunity experiment module includes decaying Sasser communication
Module, one-out-three module and damped vibration wave producer, decaying Sasser communication module respectively with one-out-three module, damped vibration
Wave producer is connected.
As the supplement of above-mentioned technical proposal, the surge immunity tentative module includes surge communication module and lightning stroke wave
Bore generator, lightning surge wave producer pass through surge communication module incoming communication module.
After adopting the above technical scheme, the device have the advantages that being：It can be completed in a relatively short time pumping
Sample performance detection is tested, and solves the problems, such as that existing domestic metering product is in high volume supplied the consumed plenty of time in batches.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without having to pay creative labor, may be used also for those of ordinary skill in the art
With obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the present invention.
Reference sign：1 it is system detectio module, 2 be communication module, 3 be system judgment module, 4 is that system is shown
Module, 5 be test module, 5-1 is the total electric energy error of indication module of register, 5-2 is impulse test module, 5-3 is quiet
Discharge of electricity immunity experiment module, 5-4 are Clusters immunity experiment module, 5-5 is decaying Sasser immunity to interference
Tentative module, 5-6 are surge immunity tentative module, 5-7 is the conduction interference immunity experiment module of radiofrequency field induction, 5-1-
1 is register communication module, 5-1-2 is 485 interfaces, 5-2-1 is pulse voltage communication module, 5-2-2 is that alternative channel is cut
Parallel operation, 5-2-3 are impulse voltage generator, 5-3-1 is static gun, 5-4-1 is burst of pulses communication module, 5-4-2 is burst of pulses
Generator, 5-4-3 are photoelectric sampler, 5-5-1 is decaying Sasser communication module, 5-5-2 is one-out-three module, 5-5-3 is
Damped vibration wave producer, 5-6-1 are surge communication module, 5-6-2 is lightning surge wave producer.
Specific implementation mode
Judge system referring to the intelligent electric energy meter shown in FIG. 1 sampling full-automatic result of performance test comprising system detectio
Module 1, communication module 2, system judgment module 3, system display module 4 and test module 5, test module 5 pass through communication module 2
Be connected with system detectio module 1,1 access system judgment module 3 of system detectio module, system judgment module 3 pick out end with
System display module 4 is connected.
The test module 5 includes the total electric energy error of indication module 5-1 of register, impulse test module 5-2, quiet
Discharge of electricity immunity experiment module 5-3, Clusters immunity experiment module 5-4, decaying Sasser immunity experiment
The conduction interference immunity experiment module 5-7 that module 5-5, surge immunity tentative module 5-6, radiofrequency field incude, register are total
Electric energy error of indication module 5-1, impulse test module 5-2, esd immunity tentative module 5-3, fast transient arteries and veins
Rush group's immunity experiment module 5-4, decaying Sasser immunity experiment module 5-5, surge immunity tentative module 5-6, radio frequency
The conduction interference immunity experiment module 5-7 of field induction passes through 2 access system detection module 1 of communication module respectively.
The total electric energy error of indication module 5-1 of the register includes register communication module 5-1-1 and 485 interface 5-1-
2,485 interface 5-1-2 are connected by register communication module 5-1-1 with communication module 2.
The impulse test module 5-2 is integrated with esd immunity tentative module 5-3.
The impulse test module 5-2 and esd immunity tentative module 5-3 includes pulse voltage communication
Module 5-2-1, alternative censor key 5-2-2, impulse voltage generator 5-2-3, static gun 5-3-1, pulse voltage communication
Module 5-2-1 is connected with alternative censor key 5-2-2 and impulse voltage generator 5-2-3, static gun 5-3-1 respectively.
The Clusters immunity experiment module 5-4 includes burst of pulses communication module 5-4-1, burst of pulses generation
Device 5-4-2, photoelectric sampler 5-4-3, burst of pulses communication module 5-4-1 respectively with grouped pulse generator 5-4-2, photoelectric sampler
Connect 5-4-3, burst of pulses communication module 5-4-1 incoming communications module 2.
The decaying Sasser immunity experiment module 5-5 includes decaying Sasser communication module 5-5-1, one-out-three module
5-5-2, damped vibration wave producer 5-5-3, decaying Sasser communication module 5-5-1 respectively with one-out-three module 5-5-2, damping
Concussion wave producer 5-5-3 is connected.
The surge immunity tentative module 5-6 includes surge communication module 5-6-1 and lightning surge wave producer 5-6-
2, surge communication module 5-6-1 are connected with lightning surge wave producer 5-6-2.
The concrete operations of the test module 5 are as follows：
（1）《The total electric energy error of indication of register》
Electric energy meter is transferred load to test platform and completes crimping → program-controlled source by robot loads rated voltage according to electric energy meter information
→ communication module is recorded in inspection software → program-controlled source root by 485 mouthfuls of reading power meters day part electricity and total electricity value
Rated voltage electric current, power factor (PF) 1.0 are loaded according to electric energy meter information（Regulatory requirements value）→ continuous service 24 hours（Electric energy meter passes through
The switching of each period is crossed）Electric current drops in → program-controlled source（Voltage does not drop）→ communication module is again by 485 mouthfuls of reading power meters
Day part electricity and total electricity value → inspection software by the sum of value added and day part electricity value added for calculating total electricity it
Between difference judge conclusion (of pressure testing) → program-controlled source drop voltage, test terminates → electric energy meter removes test platform by robot, under waiting
A collection of electric energy meter enters test.
（2）Impulse test
Electric energy meter is transferred load to test platform and completes crimping → inspection software by robot to be led to by communication module control alternative
Road switch, select impulse voltage generator be connected with electric energy meter voltage port → inspection software by communication module by electrostatic with
Impulse voltage generator（The impulse test module being integrated and esd immunity tentative module）Switch to arteries and veins
It rushes voltage generator state → inspection software and testing scheme is carried out by regulatory requirements by communication module pulse voltage generator
Default → inspection software control impulse voltage generator output（Impulse voltage generator can automatically be tested according to presupposed solution）→
Impulse voltage generator stops output before the deadline, and inspection software reads impulse voltage generator test mode, test
Electric energy meter is removed test platform by completion → robot, and next group electric energy meter is waited for enter test.
（3）Esd immunity is tested
Electric energy meter is transferred load to test platform and completes crimping → inspection software by robot to be led to by communication module control alternative
Road switch, switch to isolated power supply be connected with electric energy meter voltage port → inspection software by communication module by electrostatic and arteries and veins
Rush voltage generator（The impulse test module being integrated and esd immunity tentative module）Switch to electrostatic
Generator state → inspection software carries out testing scheme by regulatory requirements to electrostatic generator by communication module and presets → detection
Software controls impulse voltage generator output（Into test pattern）The manipulator control static gun output of → control static gun, and
Test zone is being needed to send out electrostatic → electrostatic test completion static gun by default circuit, static gun playback → inspection software is logical
It crosses communication module and reads the information such as ammeter electricity, whether detection electric energy meter can also work normally → and alternative censor key is disconnected
It opens, be completed → electric energy meter removes test platform by robot, wait for next group electric energy meter to enter test.
（4）Clusters immunity experiment
Electric energy meter is transferred load to the test station by robot, and crimps → communication module control one-out-three module, gates group automatically
Impulse generator is connected with electric energy meter → and that inspection software by communication module carries out scheme to grouped pulse generator is default, and open
Grouped pulse generator accessory power supply → inspection software controls program-controlled source by communication module, and rated output is adjusted by electric energy table size
→ inspection software control grouped pulse generator enters test, and grouped pulse generator is by setting scheme output → photoelectric sampler acquisition
Pulse simultaneously inputs program-controlled source, calculates electric energy meter error → inspection software and acquires electric energy meter error, analyzes data, obtain test result
→ test is completed, and detection control grouped pulse generator is stopped, and program-controlled source stops exporting → be completed → and robot will be electric
Energy table removes test platform, and next group electric energy meter is waited for enter test.
（5）Decaying Sasser immunity experiment
Electric energy meter is transferred load to the test station by robot, and crimps → communication module control one-out-three module, automatic choosing damping
Shake wave producer be connected with electric energy meter → inspection software presets damped vibration wave producer progress scheme by communication module,
And open damped vibration wave producer accessory power supply → inspection software and program-controlled source is controlled by communication module, by electric energy table size tune
Section rated output → inspection software control damping hair Sasser life device enters test, and damped vibration wave producer is defeated by setting scheme
Go out → photoelectric sampler acquisition pulse and program-controlled source is inputted, it calculates electric energy meter error → inspection software and acquires electric energy meter error, point
Data are analysed, show that test result → test is completed, damped vibration wave producer is stopped, and program-controlled source stops under output → entrance
One test event.
（6）Surge immunity is tested
Electric energy meter is transferred load to the test station by robot, and crimps → communication module control one-out-three module, selects lightning surge
Wave producer is connected with electric energy meter → and that inspection software carries out lightning surge wave producer by communication module scheme automatically is default,
And open lightning surge wave producer accessory power supply（Lightning surge wave producer input voltage signal and three-phase isolation transformer phase
Even）→ inspection software control lightning surge wave producer enters test, and lightning surge wave producer presses setting scheme output → light
Electric samplers sample pulse simultaneously inputs program-controlled source, calculates electric energy meter error → inspection software acquisition electric energy meter number of pulses → test
It completes, lightning surge wave producer is stopped, and one-out-three module disconnects → enter next test event.
（7）The conduction interference immunity experiment of radiofrequency field induction
Electric energy meter is transferred load to the test station by robot, and the conduction for crimping completion → communication module control radiofrequency field induction is disturbed
Disturb immunity experiment module（Hereinafter referred to as RF protected ratio generator）In double alternative couplers（Single-phase meter corresponds to single-phase coupling
Clutch, three-phase meter correspond to three phase coupler）→ inspection software is by communication module to the RF protected ratio generator side of progress automatically
Case is default → and inspection software controls program-controlled source by communication module, adjust rated output → inspection software control by electric energy table size
RF protected ratio generator enters test, and RF protected ratio generator presses setpoint frequency output → photoelectric sampler acquisition pulse simultaneously
Program-controlled source is inputted, electric energy meter error → inspection software is calculated and acquires electric energy meter error, analyze data, obtain test result → switching
RF protected ratio generator output frequency → repetitive error test → all frequency test points test is completed, and RF protected ratio occurs
Device is stopped, and program-controlled source stops output → robot and electric energy meter is removed test platform, and next group electric energy meter is waited for enter survey
Examination.
During the test, the camera above electric energy meter is mounted on by image comparison, whether judges electric energy meter screen
It bursts or shows and is abnormal；Installation then records electric energy meter in test process with the photoelectric sampler above electric energy meter and sends out accidentally arteries and veins
Rush quantity；Test software is examined by the collection analysis to electric energy meter test error, sees whether electric energy meter error variation meets regulation
It is required that.
The above is merely illustrative of the technical solution of the present invention and unrestricted, and those of ordinary skill in the art are to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (8)
1. a kind of intelligent electric energy meter sampling full-automatic result of performance test judges system, it is characterised in that：Including system detectio mould
Block (1), communication module (2), system judgment module (3) and test module (5), test module (5) by communication module (2) be
System detection module (1) is connected, system detectio module (1) access system judgment module (3)；
The test module (5) include the total electric energy error of indication module (5-1) of register, impulse test module (5-2),
Esd immunity tentative module (5-3), Clusters immunity experiment module (5-4), decaying Sasser anti-interference
Spend the conduction interference immunity experiment module of tentative module (5-5), surge immunity tentative module (5-6) and radiofrequency field induction
(5-7)；
The total electric energy error of indication module (5-1) of the register, impulse test module (5-2), esd immunity
Tentative module (5-3), Clusters immunity experiment module (5-4), decaying Sasser immunity experiment module (5-
5), surge immunity tentative module (5-6) and the conduction interference immunity experiment module (5-7) of radiofrequency field induction are respectively by logical
Interrogate module (2) access system detection module (1).
2. the intelligent electric energy meter sampling full-automatic result of performance test according to claim 1 judges system, it is characterised in that：
Further include system display module (4), the end that picks out of the system judgment module (3) is connected with system display module (4).
3. the intelligent electric energy meter sampling full-automatic result of performance test according to claim 1 or 2 judges that system, feature exist
In：The total electric energy error of indication module (5-1) of the register includes register communication module (5-1-1) and 485 interface (5-1-
2), 485 interfaces (5-1-2) are connected by register communication module (5-1-1) with communication module (2).
4. the intelligent electric energy meter sampling full-automatic result of performance test according to claim 1 or 2 judges that system, feature exist
In：The impulse test module (5-2) is integrated with esd immunity tentative module (5-3).
5. the intelligent electric energy meter sampling full-automatic result of performance test according to claim 4 judges system, it is characterised in that：
The impulse test module (5-2) and esd immunity tentative module (5-3) includes pulse voltage communication module
(5-2-1), alternative censor key (5-2-2), impulse voltage generator (5-2-3) and static gun (5-3-1), pulse voltage
Communication module (5-2-1) respectively with alternative censor key (5-2-2), impulse voltage generator (5-2-3) and static gun (5-
3-1) it is connected, pulse voltage communication module (5-2-1) incoming communication module (2).
6. the intelligent electric energy meter sampling full-automatic result of performance test according to claim 1 or 2 judges that system, feature exist
In：The Clusters immunity experiment module (5-4) includes burst of pulses communication module (5-4-1), burst of pulses generation
Device (5-4-2) and photoelectric sampler (5-4-3), burst of pulses communication module (5-4-1) respectively with grouped pulse generator (5-4-2) and
Photoelectric sampler (5-4-3) connects, burst of pulses communication module (5-4-1) incoming communication module (2).
7. the intelligent electric energy meter sampling full-automatic result of performance test according to claim 1 or 2 judges that system, feature exist
In：The decaying Sasser immunity experiment module (5-5) includes decaying Sasser communication module (5-5-1), one-out-three module
(5-5-2) and damped vibration wave producer (5-5-3), decaying Sasser communication module (5-5-1) respectively with one-out-three module (5-
5-2), damped vibration wave producer (5-5-3) is connected.
8. the intelligent electric energy meter sampling full-automatic result of performance test according to claim 1 or 2 judges that system, feature exist
In：The surge immunity tentative module (5-6) includes surge communication module (5-6-1) and lightning surge wave producer (5-6-
2), lightning surge wave producer (5-6-2) passes through surge communication module (5-6-1) incoming communication module (2).
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| CN113281695A (en) * | 2021-04-29 | 2021-08-20 | 国网福建省电力有限公司营销服务中心 | Automatic sampling system of automatic verification assembly line of electric energy meter |
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| CN111542218A (en) * | 2020-04-23 | 2020-08-14 | 国网浙江省电力有限公司电力科学研究院 | Electric energy meter credible production patch link acquisition verification method and system |
| CN113281695A (en) * | 2021-04-29 | 2021-08-20 | 国网福建省电力有限公司营销服务中心 | Automatic sampling system of automatic verification assembly line of electric energy meter |
| CN113281695B (en) * | 2021-04-29 | 2024-01-23 | 国网福建省电力有限公司营销服务中心 | Automatic sampling system of automatic verification assembly line of electric energy meter |
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Address after: The eight district of Hangzhou city in Zhejiang province 310014 Huadian Zhaohui under No. 1 Lane Applicant after: STATE GRID ZHEJIANG ELECTRIC POWER COMPANY LIMITED ELECTRIC POWER Research Institute Applicant after: STATE GRID CORPORATION OF CHINA Address before: The eight district of Hangzhou city in Zhejiang province 310014 Huadian Zhaohui under No. 1 Lane Applicant before: STATE GRID ZHEJIANG ELECTRIC POWER COMPANY LIMITED ELECTRIC POWER Research Institute Applicant before: State Grid Corporation of China |
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