CN103135013B - Data acquisition unit test and assessment system - Google Patents
Data acquisition unit test and assessment system Download PDFInfo
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- CN103135013B CN103135013B CN201210591919.3A CN201210591919A CN103135013B CN 103135013 B CN103135013 B CN 103135013B CN 201210591919 A CN201210591919 A CN 201210591919A CN 103135013 B CN103135013 B CN 103135013B
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- 238000012360 testing method Methods 0.000 title claims abstract description 17
- 238000004458 analytical method Methods 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 230000001360 synchronised effect Effects 0.000 claims description 17
- 238000010205 computational analysis Methods 0.000 claims description 15
- 230000005284 excitation Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000005070 sampling Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 4
- 238000000921 elemental analysis Methods 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
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Abstract
The invention provides a kind of data acquisition unit test and assessment system, comprising: data acquisition unit physical state detection instrument, data acquisition unit, optical branching device, emulation merge cells and electronic mutual inductor condition analysis and assessment platform; Data acquisition unit physical state detection instrument communicates with optical branching device with described data acquisition unit respectively; Described data acquisition unit, described optical branching device, described emulation merge cells are connected successively with described electronic mutual inductor condition analysis and assessment platform.Data acquisition unit test and assessment system provided by the invention, carries out test and assessment to electronic mutual inductor data acquisition unit at comprehensive, multi-angular analysis and assessment under the environment such as electromagnetic interference (EMI), high/low temperature, rate temperature change, vibration.
Description
Technical field
The invention belongs to field of power, be specifically related to a kind of data acquisition unit test and assessment system.
Background technology
Data acquisition unit (BarcodeHandTerminal), also known as machine of making an inventory, palm PC.It is that bar code scanner is integrated with data terminal, can the terminal computer equipment of off-line operation with battery.Possess Real-time Collection, autostore, instant playback, immediate feedback, automatically process, automatic transmission function.For the authenticity of field data, validity, real-time, availability provide guarantee.It has, and integraty, maneuverability, volume are little, lightweight, high-performance, and are suitable for the features such as hand-held.
Data acquisition unit in electric mutual inductor is the first link electric current being converted to digital message.The quality of data acquisition unit directly affects the output of electric mutual inductor digital quantity message, and then affects testing result.So be directed to the emphasis of detection at electric mutual inductor detection field of data acquisition unit in electric mutual inductor.
Data acquisition unit performance quality has directly reacted the analog to digital conversion ability of electronic mutual inductor, and then affects stable state accuracy, transient state precision, the degree of stability of digital output of electric mutual inductor.Determine that the factor of electric mutual inductor performance and degree of stability mainly contains the following aspects, in table 1:
Table 1 data acquisition unit influence factor
| Sequence number | Influence factor |
| 1 | Humiture affects |
| 2 | Electromagnetic environmental impact |
| 3 | Degree of aging affects |
| 4 | Digital output degree of stability affects |
| 5 | Affect with merge cells interoperability |
| 6 | Digital quantity light output affects |
Summary of the invention
For overcoming above-mentioned defect, the invention provides a kind of data acquisition unit test and assessment system, under the environment such as electromagnetic interference (EMI), high/low temperature, rate temperature change, vibration, test and assessment is carried out to electronic mutual inductor data acquisition unit at comprehensive, multi-angular analysis and assessment.
For achieving the above object, the invention provides a kind of data acquisition unit test and assessment system, its improvements are, described system comprises: data acquisition unit physical state detection instrument, data acquisition unit, optical branching device, emulation merge cells and electronic mutual inductor condition analysis and assessment platform; Data acquisition unit physical state detection instrument communicates with optical branching device with described data acquisition unit respectively; Described data acquisition unit, described optical branching device, described emulation merge cells are connected successively with described electronic mutual inductor condition analysis and assessment platform.
In optimal technical scheme provided by the invention, described data acquisition unit physical state detection instrument, for monitoring the physical environment parameter of electric mutual inductor inside.
In second optimal technical scheme provided by the invention, physical environment parameter comprises: temperature and humidity.
In 3rd optimal technical scheme provided by the invention, described electronic mutual inductor condition analysis and assessment platform, comprising: receive the reference excitation source of described emulation merge cells data, tested synchronous electric mutual inductor and checkout equipment; Described reference excitation source sends signal respectively to described tested synchronous electric mutual inductor and checkout equipment, and described tested synchronous electric mutual inductor and described checkout equipment carry out data interaction.
In 4th optimal technical scheme provided by the invention, described checkout equipment, comprising: record waveform element, sampling synchronization signals unit, receive waveform element and computational analysis unit; Describedly record the simulating signal that waveform element receives described reference excitation source; Described sampling synchronization signals unit records waveform element and described tested synchronous electric mutual inductor transmission synchronizing signal respectively to described; Described reception waveform element receives the waveform signal that described tested synchronous electric mutual inductor sends; The signal recording waveform element and described reception waveform element described in receiving is carried out computational analysis by described computational analysis unit.
In 5th optimal technical scheme provided by the invention, described computational analysis unit obtains following parameter by computational analysis: amplitude precision, signal lag, transmission unevenness and delay jitter.
Compared with the prior art, a kind of data acquisition unit test and assessment system provided by the invention, ensure the reliability of intelligent substation data acquisition from the source of data acquisition, ensure power grid operation, while reducing maintenance cost, reduce the loss that grid power blackout causes.
Accompanying drawing explanation
Fig. 1 is the structural representation of data acquisition unit test and assessment system.
Fig. 2 is the structural representation of electronic mutual inductor condition analysis and assessment platform.
Embodiment
As shown in Figure 1, a kind of data acquisition unit test and assessment system, comprising: data acquisition unit physical state detection instrument, data acquisition unit, optical branching device, emulation merge cells and electronic mutual inductor condition analysis and assessment platform; Data acquisition unit physical state detection instrument communicates with optical branching device with described data acquisition unit respectively; Described data acquisition unit, described optical branching device, described emulation merge cells are connected successively with described electronic mutual inductor condition analysis and assessment platform.
Described data acquisition unit physical state detection instrument, for monitoring the physical environment parameter of electric mutual inductor inside.Physical environment parameter comprises: temperature and humidity.
As shown in Figure 2, described electronic mutual inductor condition analysis and assessment platform, comprising: receive the reference excitation source of described emulation merge cells data, tested synchronous electric mutual inductor and checkout equipment; Described reference excitation source sends signal respectively to described tested synchronous electric mutual inductor and checkout equipment, and described tested synchronous electric mutual inductor and described checkout equipment carry out data interaction.
Described checkout equipment, comprising: record waveform element, sampling synchronization signals unit, receive waveform element and computational analysis unit; Describedly record the simulating signal that waveform element receives described reference excitation source; Described sampling synchronization signals unit records waveform element and described tested synchronous electric mutual inductor transmission synchronizing signal respectively to described; Described reception waveform element receives the waveform signal that described tested synchronous electric mutual inductor sends; The signal recording waveform element and described reception waveform element described in receiving is carried out computational analysis by described computational analysis unit.
Described computational analysis unit obtains following parameter by computational analysis: amplitude precision, signal lag, transmission unevenness and delay jitter.
By following examples, data acquisition unit test and assessment system is further explained.
By research and development data acquisition unit physical states monitoring instrument, electronic mutual inductor emulation merge cells, electronic mutual inductor condition analysis and assessment software platform, and the existing detection of Chinese DianKeYuan and test environment.As shown in Figure 1.
Comprehensive, multi-angular analysis and assessment carry out test and assessment to electronic mutual inductor data acquisition unit the following aspects under the environment such as electromagnetic interference (EMI), high/low temperature, rate temperature change, vibration:
1) error produced in analog-digital conversion process;
2) digital quantity transmission interface performance;
3) transient state, steady-state characteristic;
4) effective value measurement precision;
5) data frame structure integrality;
6) data transfer integrity.
As shown in Figure 2, be that tested synchronous electric mutual inductor and reference excitation source send synchronizing signal by sampling synchronization signals, contrasted by the waveform in tested synchronous electric mutual inductor and reference excitation source, calculate: amplitude precision; Signal lag; Transmission unevenness; Delay jitter.
It is to be understood that content of the present invention and embodiment are intended to the practical application proving technical scheme provided by the present invention, should not be construed as limiting the scope of the present invention.Those skilled in the art inspired by the spirit and principles of the present invention, can do various amendment, equivalent replacement or improve.But these changes or amendment are all in the protection domain that application is awaited the reply.
Claims (1)
1. a data acquisition unit test and assessment system, is characterized in that, described system comprises: data acquisition unit physical state detection instrument, data acquisition unit, optical branching device, emulation merge cells and electronic mutual inductor condition analysis and assessment platform; Data acquisition unit physical state detection instrument communicates with optical branching device with described data acquisition unit respectively; Described data acquisition unit, described optical branching device, described emulation merge cells are connected successively with described electronic mutual inductor condition analysis and assessment platform;
Described electronic mutual inductor condition analysis and assessment platform, comprising: receive the reference excitation source of described emulation merge cells data, tested synchronous electric mutual inductor and checkout equipment; Described reference excitation source sends signal respectively to described tested synchronous electric mutual inductor and checkout equipment, and described tested synchronous electric mutual inductor and described checkout equipment carry out data interaction;
Described checkout equipment, comprising: record waveform element, sampling synchronization signals unit, receive waveform element and computational analysis unit; Describedly record the simulating signal that waveform element receives described reference excitation source; Described sampling synchronization signals unit records waveform element and described tested synchronous electric mutual inductor transmission synchronizing signal respectively to described; Described reception waveform element receives the waveform signal that described tested synchronous electric mutual inductor sends; The signal recording waveform element and described reception waveform element described in receiving is carried out computational analysis by described computational analysis unit;
Described computational analysis unit obtains following parameter by computational analysis: amplitude precision, signal lag, transmission unevenness and delay jitter;
Described data acquisition unit physical state detection instrument, for monitoring the physical environment parameter of electric mutual inductor inside;
Physical environment parameter comprises: temperature and humidity.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210591919.3A CN103135013B (en) | 2012-12-28 | 2012-12-28 | Data acquisition unit test and assessment system |
| PCT/CN2013/001418 WO2014101274A1 (en) | 2012-12-28 | 2013-11-20 | Data acquisition device detection and evaluation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210591919.3A CN103135013B (en) | 2012-12-28 | 2012-12-28 | Data acquisition unit test and assessment system |
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| Publication Number | Publication Date |
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| CN103135013A CN103135013A (en) | 2013-06-05 |
| CN103135013B true CN103135013B (en) | 2015-12-02 |
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| CN201210591919.3A Active CN103135013B (en) | 2012-12-28 | 2012-12-28 | Data acquisition unit test and assessment system |
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| WO (1) | WO2014101274A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103135013B (en) * | 2012-12-28 | 2015-12-02 | 辽宁省电力有限公司 | Data acquisition unit test and assessment system |
| CN103344856B (en) * | 2013-06-25 | 2016-01-20 | 国家电网公司 | A kind of merge cells method of testing and device |
| CN103439072B (en) * | 2013-07-31 | 2015-08-26 | 国家电网公司 | A kind of electronic current mutual inductor soupling vibration test unit and method thereof |
| CN104014076B (en) * | 2014-04-21 | 2016-02-24 | 广州三瑞医疗器械有限公司 | A kind of analgesia Wave form detector and method thereof |
| CN104049231B (en) * | 2014-06-05 | 2017-02-01 | 国家电网公司 | Integrated system for testing delay of separated units of optical electronic transformer |
| CN105067907A (en) * | 2015-07-20 | 2015-11-18 | 常州信息职业技术学院 | High-temperature aging monitoring system and monitoring method thereof |
| CN105785183A (en) * | 2016-03-23 | 2016-07-20 | 中国电力科学研究院 | Online self-monitoring system for electronic transformer measurement circuit |
| CN106254009B (en) * | 2016-07-21 | 2018-08-03 | 北京航空航天大学 | A kind of Unmanned Aerial Vehicle Data Link test electromagnetic interference signal recurrence system and reproducing method |
| CN107797912A (en) * | 2016-09-05 | 2018-03-13 | 百度在线网络技术（北京）有限公司 | Application testing method and device |
| CN106643878A (en) * | 2016-11-17 | 2017-05-10 | 国网山东省电力公司东营供电公司 | Online monitoring method of operation of transformer |
| CN108021125A (en) * | 2017-12-28 | 2018-05-11 | 深圳市永达电子信息股份有限公司 | Industrial system signal of communication detecting system |
| CN108680889B (en) * | 2018-06-11 | 2023-07-04 | 中国电力科学研究院有限公司 | Method and system for accuracy of all-fiber current transformer under low-temperature electromagnetic interference |
| CN112001616A (en) * | 2020-08-14 | 2020-11-27 | 广东电网有限责任公司 | CVT state evaluation system and method |
| CN116430130B (en) * | 2023-05-05 | 2023-09-15 | 国网安徽省电力有限公司六安市叶集供电公司 | Detection system of data acquisition equipment for detecting protection transformation ratio of distribution network switch |
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| CN103135013A (en) | 2013-06-05 |
| WO2014101274A1 (en) | 2014-07-03 |
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