CN206132972U - Electronic transformer and traditional mutual -inductor measurement characteristic contrastive analysis system - Google Patents
Electronic transformer and traditional mutual -inductor measurement characteristic contrastive analysis system Download PDFInfo
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- CN206132972U CN206132972U CN201621161793.6U CN201621161793U CN206132972U CN 206132972 U CN206132972 U CN 206132972U CN 201621161793 U CN201621161793 U CN 201621161793U CN 206132972 U CN206132972 U CN 206132972U
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Abstract
The utility model discloses an electronic transformer and traditional mutual -inductor measurement characteristic contrastive analysis system relates to mutual -inductor characteristic analysis technical field, including standard mutual inductor, standard electric energy meter, traditional mutual -inductor, traditional electric energy meter, electronic transformer, digital electric energy meter, data acquisition module, data analysis module, data management module, output module, the utility model discloses a long -time operation can realize analysis contrast electronic transformer and the metering performance of traditional mutual -inductor under same humiture and electric magnetic field intensity environment, and then quantitative appraisal electronic transformer's the accuracy of measuring and stability to can be according to tentation data automatically output statistical report form.
Description
Technical field
This utility model is related to transformer specificity analysises technical field, and more particularly to a kind of electronic mutual inductor is mutual with tradition
Sensor meter characteristic relative analyses system.
Background technology
In recent years, with the application of the standards of IEC 61850 and coming into operation for a large amount of digitizers, digital transformer substation
It is used widely in engineering practice, various places electric network consecutive construction covers the number of 35kV, 110kV and 220kV electric pressure
Zi Hua transformer stations.Compared with traditional transformer, electronic mutual inductor have small volume, it is lightweight, without saturated phenomenon, anti-electromagnetism do
Disturb excellent performance, insulation is reliable, be easy to digitized, Microcomputer develop many advantages, such as, have a disadvantage in that：Luo-coil output letter
Number there is a very strong dependency with its structure, humiture and electromagnetic field change can cause its structure to change, and affect electronic circuit
Accuracy of measurement.Electronic mutual inductor is one of critical equipment of digital transformer substation, therefore, to electronic mutual inductor in specific ring
Performance detection under border and with the odds of traditional transformer meter characteristic compared with, it appears it is increasingly important.Original mutual inductor measuring
Examination equipment and means have not adapted to work at present demand, under identical service condition, electronic mutual inductor and traditional mutual inductance
Device meter characteristic has why not be both metrological personnel concern always, it is therefore necessary to which designing one kind can accurately analyze electronics
The system of formula transformer and traditional transformer meter characteristic.
The content of the invention
In order to solve the above problems, this utility model provides a kind of electronic mutual inductor with traditional transformer meter characteristic
Relative analyses system.
This utility model adopts the following technical scheme that realization：
A kind of electronic mutual inductor and traditional transformer meter characteristic relative analyses system, including standard mutual inductor, standard
Electric energy meter, traditional transformer, traditional electric energy meter, electronic mutual inductor, digital electric energy meter, it is characterised in that：The standard is mutual
Sensor is connected with the input of the standard electric energy meter, and the outfan of the standard electric energy meter connects with the first of data acquisition module
Mouthful connection, traditional transformer is connected with the input of traditional electric energy meter, the outfan of traditional electric energy meter and institute
The second interface connection of data acquisition module is stated, the electronic mutual inductor is connected with the input of the digital electric energy meter,
The outfan of the digital electric energy meter is connected with the 3rd interface of the data acquisition module, and the of the data acquisition module
Four interfaces are connected with the first interface of data analysis module, and the 5th interface and the parameter setting module of the data acquisition module connect
Connect, the second interface of the data analysis module is connected with the first interface of data management module, the data analysis module
3rd interface is connected with the first interface of output module, and the second interface of the data management module connects with the second of output module
Mouth connection.
Preferably, the data acquisition module includes supporting 485 communication units and the support of 97,07 electric energy meter stipulations
The TCP communication units of IEC61850-9-2 agreements.
Preferably, the parameter setting module is connected by 485 buses with the data acquisition module, for detection
The model of equipment, accuracy class, voltage change ratio, electric current no-load voltage ratio, constant of electric energy meter and communication interface parameters are configured and preservation.
Preferably, the output module is display or printer.
Preferably, the standard mutual inductor is using HLS-50G2 current transformers and HJ-220 voltage transformers.
Preferably, the standard electric energy meter adopts ZH4446 electric energy meters.
This utility model is capable of achieving analysis contrast electronic mutual inductor with traditional transformer same by prolonged operation
Metering performance under one humiture and electromagnetic field intensity environment, and then the accuracy of measuring of quantitative appraisal electronic mutual inductor and steady
It is qualitative, and statistical report form can automatically be exported according to test data.
Description of the drawings
Accompanying drawing 1 is the system structure diagram of this utility model embodiment.
Specific embodiment
The technical scheme in this utility model embodiment is clearly and completely described below in conjunction with accompanying drawing.
As shown in figure 1, a kind of electronic mutual inductor is mutual with traditional transformer meter characteristic relative analyses system, including standard
Sensor, standard electric energy meter, traditional transformer, traditional electric energy meter, electronic mutual inductor, digital electric energy meter, it is characterised in that：Mark
Quasi- transformer is connected with the input of standard electric energy meter, and the outfan of standard electric energy meter connects with the first interface of data acquisition module
Connect, traditional transformer is connected with the input of traditional electric energy meter, the outfan of traditional electric energy meter and the second of data acquisition module
Interface connects, and electronic mutual inductor is connected with the input of digital electric energy meter, and outfan and the data of digital electric energy meter are adopted
The 3rd interface connection of collection module, the 4th interface of data acquisition module is connected with the first interface of data analysis module, data
5th interface of acquisition module is connected with parameter setting module, and the of the second interface of data analysis module and data management module
One interface connects, and the 3rd interface of data analysis module is connected with the first interface of output module, and the second of data management module
Interface is connected with the second interface of output module；Wherein, data acquisition module includes supporting the 485 of 97,07 electric energy meter stipulations to lead to
The TCP communication units of news unit and support IEC61850-9-2 agreements；Parameter setting module is by 485 buses and data acquisition module
Block is connected, for the model of testing equipment, accuracy class, voltage change ratio, electric current no-load voltage ratio, constant of electric energy meter and communication interface
Parameter is configured and preservation；Output module is using display or printer；Standard mutual inductor adopts HLS-50G2 Current Mutual Inductances
Device and HJ-220 (110) voltage transformer；Standard electric energy meter adopts ZH4446 electric energy meters.Traditional transformer selects L（S）R-126
Current transformer and JSQ-110 voltage transformers；Electronic mutual inductor from OET711AVTG voltage transformers and
OET711ACTG current transformers；Traditional electric energy meter selects DSSD331-3 electric energy meters, and digital electric energy meter is electric from DSTD1056
Can table.
When system works, model, accuracy class, voltage change ratio, the electricity by parameter setting module to testing equipment first
Rheology ratio, constant of electric energy meter and communication interface parameters are configured and preservation.Humiture or electromagnetic field intensity are being carried out to electronics
When formula transformer and traditional transformer meter characteristic quantitative contrast are tested, can the parameter such as typing electric current, voltage, frequency；Then by
Data acquisition module gathers successively standard electric energy meter, the data of traditional electric energy meter and digital electric energy meter and passes using polling mode
It is sent to data analysis module and is analyzed contrast, extracts the test data of reaction meter characteristic and then by output module
Display and printer are entered and are shown in the form of waveform or curve, can intuitively embody the accurate measurement of electronic mutual inductor
Degree and stability, and the certificate or form of various forms can be on request customized, realize the inquiry of historical data, classified inquiry, management
With statistics etc. function；Data management module can be stored data in simultaneously in case inquiry.
Following functions can also be realized using the system：
1st, can be under same temperature and humidity conditions, quantitative analyses electronic current voltage transformer, conventional current mutual induction of voltage
The error in dipping of device is with ambient temperature, the impact Changing Pattern of humidity.
2nd, electronic current voltage transformer and conventional current voltage transformer can be carried out under same electromagnetic interference to each
The impact of self-measuring accuracy, and set up the quantitative relationship of magnetic field size and transformer continuous data.
3rd, it is capable of achieving to count conventional current voltage transformer and electronic current voltage transformer under same service condition
Amount error carries out contrast test, the accuracy of measuring and stability of quantitative appraisal electronic mutual inductor.
4th, can be to testing equipment（Containing transformer and electric energy meter）Model, accuracy class, voltage change ratio, electric current no-load voltage ratio, electricity
The energy parameter such as table constant and communication interface is configured and preserves.
5th, when humiture metering performance impact test is carried out and electromagnetic field intensity metering performance affects test, each test
But the parameter such as oneself setting voltage, electric current, frequency when project is examined and determine.
6th, standard electric energy meter under same humiture, electromagnetic field intensity, digital electric energy meter and traditional electric energy meter be can read
Electric quantity data, and by automatically analyzing, realize the metering performance contrast test of electronic mutual inductor and traditional transformer.
This utility model is capable of achieving analysis contrast electronic mutual inductor with traditional transformer same by prolonged operation
Metering performance under one humiture and electromagnetic field intensity environment, and then the accuracy of measuring of quantitative appraisal electronic mutual inductor and steady
It is qualitative, and statistical report form can automatically be exported according to test data.
Claims (6)
1. a kind of electronic mutual inductor and traditional transformer meter characteristic relative analyses system, including standard mutual inductor, standard electric
Energy table, traditional transformer, traditional electric energy meter, electronic mutual inductor, digital electric energy meter, it is characterised in that：The standard mutual inductor
Device is connected with the input of the standard electric energy meter, the outfan of the standard electric energy meter and the first interface of data acquisition module
Connection, traditional transformer is connected with the input of traditional electric energy meter, the outfan of traditional electric energy meter with it is described
The second interface connection of data acquisition module, the electronic mutual inductor is connected with the input of the digital electric energy meter, institute
State the outfan of digital electric energy meter to be connected with the 3rd interface of the data acquisition module, the 4th of the data acquisition module the
Interface is connected with the first interface of data analysis module, and the 5th interface and the parameter setting module of the data acquisition module connect
Connect, the second interface of the data analysis module is connected with the first interface of data management module, the data analysis module
3rd interface is connected with the first interface of output module, and the second interface of the data management module connects with the second of output module
Mouth connection.
2. relative analyses system according to claim 1, it is characterised in that：The data acquisition module include support 97,
485 communication units of 07 electric energy meter stipulations and the TCP communication units of support IEC61850-9-2 agreements.
3. relative analyses system according to claim 1, it is characterised in that：The parameter setting module passes through 485 buses
It is connected with the data acquisition module, for the model of testing equipment, accuracy class, voltage change ratio, electric current no-load voltage ratio, electric energy
Table constant and communication interface parameters are configured and preservation.
4. relative analyses system according to claim 1, it is characterised in that：The output module is display or printing
Machine.
5. relative analyses system according to claim 1, it is characterised in that：The standard mutual inductor is electric using HLS-50G2
Current transformer and HJ-220 voltage transformers.
6. relative analyses system according to claim 1, it is characterised in that：The standard electric energy meter adopts ZH4446 electric energy
Table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621161793.6U CN206132972U (en) | 2016-10-24 | 2016-10-24 | Electronic transformer and traditional mutual -inductor measurement characteristic contrastive analysis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621161793.6U CN206132972U (en) | 2016-10-24 | 2016-10-24 | Electronic transformer and traditional mutual -inductor measurement characteristic contrastive analysis system |
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| Publication Number | Publication Date |
|---|---|
| CN206132972U true CN206132972U (en) | 2017-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621161793.6U Active CN206132972U (en) | 2016-10-24 | 2016-10-24 | Electronic transformer and traditional mutual -inductor measurement characteristic contrastive analysis system |
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| CN (1) | CN206132972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271943A (en) * | 2017-06-05 | 2017-10-20 | 广西电网有限责任公司电力科学研究院 | Switching device and method for standard verification secondary wiring of current mutual inductor |
-
2016
- 2016-10-24 CN CN201621161793.6U patent/CN206132972U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271943A (en) * | 2017-06-05 | 2017-10-20 | 广西电网有限责任公司电力科学研究院 | Switching device and method for standard verification secondary wiring of current mutual inductor |
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