CN203673061U - Onsite detecting system for electric energy meter - Google Patents
Onsite detecting system for electric energy meter Download PDFInfo
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- CN203673061U CN203673061U CN201320889822.0U CN201320889822U CN203673061U CN 203673061 U CN203673061 U CN 203673061U CN 201320889822 U CN201320889822 U CN 201320889822U CN 203673061 U CN203673061 U CN 203673061U
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- energy meter
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- 238000012795 verification Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model discloses an onsite detecting system for an electric energy meter. The onsite detecting system comprises a standard source which is connected with a single three-phase electric energy meter and the detected meter, a verification device is also connected with the single three-phase electric energy meter and the detected meter, the standard source, the single three-phase electric energy meter and the detected meter are all arranged in an environment control box, and the environment control box is also internally provided with a temperature controller and a humidity controller, and is arranged in a cabinet. According to the utility model, the devices which are used in the detection process are all arranged in the environment control box, and the environment control box adjusts the internal temperature and humidity thereof via the temperature controller and the humidity controller, so that the detection conditions satisfy rules; and the environment control box is arranged in the cabinet, so that the stability of the whole system is enhanced, and detection errors are reduced.
Description
Technical field
The application relates to electric energy detection technical field, more particularly, relates to a kind of electric energy meter field verification system.
Background technology
According to existing electric energy meter calibration code, require the calibrating of electric energy meter under steady temperature, damp condition, to carry out, so the calibrating of electric energy meter normally completes in Measurement Laboratory.If carry out the calibrating of electric energy meter, tested electric energy meter need to remove from on-the-spot supply line, sends laboratory back to and examines and determine.Because the distance measuring laboratory, installation site of most of tested tables is far, two-way time is long, expends more man power and material.
Existing on-site proving method is normally carried standard scale to the on-the-spot tested table of inspection that reproduces of power supply, be that tested table need not remove, standard scale is in parallel with the voltage circuit of tested table, connect with the current return of tested table, compare both power in the same period, thereby obtain the error of tested table.But because the field condition in existing field test method does not meet the relevant vertification regulation of country, such as supply line's actual load is unadjustable, environment temperature, humidity do not meet vertification regulation etc., makes verification result error excessive, and confidence level is not high.
Utility model content
In view of this, the application provides a kind of electric energy meter field verification system, and for solving prior art, due to site environment, not meet the electric energy meter calibration resultant error that vertification regulation causes large, the problem that confidence level is not high.
To achieve these goals, the existing scheme proposing is as follows:
A kind of electric energy meter field verification system, comprising:
Standard source, is connected with tested table with single three-phase standard electric energy meter;
Calibration equipment, is connected with described tested table with described single three-phase standard electric energy meter;
Described standard source, described single three-phase standard electric energy meter, described tested table and described calibration equipment are all placed in canister, are also provided with attemperating unit and humidity controller in described canister;
Described canister is placed in cabinet.
Preferably, described calibration equipment is built-in with wireless communication apparatus.
Preferably, described attemperating unit comprises: heating module and refrigeration module.
Preferably, described calibration equipment is panel computer, notebook computer or smart mobile phone.
Preferably, described bottom of cabinet bulk is provided with movable fixture.
Preferably, described movable fixture is roller.
Preferably, the number of described roller is four.
Preferably, in described four rollers, there are two for the roller with brake gear.
Preferably, described cabinet by possessing antidetonation, material dustproof and heat-insulating property forms.
Preferably, the power supply of described single three-phase standard electric energy meter is civil power or accumulator.
Can find out from above-mentioned technical scheme, the disclosed electric energy meter field verification system of the application, the voltage and current signal that provides vertification regulation to specify to single three-phase standard electric energy meter and tested table by standard source is set, received the electric power signal of single three-phase standard electric energy meter and the output of tested table by calibration equipment, and automatically calculate the error of tested table in each load point.Verification process each device used is all placed in canister, canister regulates the temperature and humidity condition in whole control box by attemperating unit and humidity controller, make whole test condition meet code, and canister is also placed in cabinet, the stability that has more increased whole system, has reduced gauging error.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiment of the application, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the disclosed a kind of electric energy meter field verification system schematic diagram of the embodiment of the present application;
Fig. 2 is the disclosed another kind of electric energy meter field verification system schematic diagram of the embodiment of the present application.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiment.Based on the embodiment in the application, those of ordinary skill in the art are not paying all other embodiment that obtain under creative work prerequisite, all belong to the scope of the application's protection.
The application discloses a kind of electric energy meter field verification system, while carrying out electric energy meter calibration at the scene at present for solving, and the large problem of gauging error causing due to environmental factor.
Embodiment mono-
Referring to Fig. 1, Fig. 1 is the disclosed a kind of electric energy meter field verification system schematic diagram of the embodiment of the present application.
As shown in Figure 1, this system comprises:
Standard source 11, it is connected with tested table 13 with single three-phase standard electric energy meter 12;
Standard source 11 can be exported voltage, the current signal that code specifies, single three-phase standard electric energy meter 12 conducts are than the high standard electric energy meter of tested table 13 accuracy rating.
Standard source 11, single three-phase standard electric energy meter 12, tested table 13 and calibration equipment 14 are all placed in canister 15, are also provided with attemperating unit 16 and humidity controller 17 in canister;
Canister 15 is by the interior attemperating unit of establishing 16 and humidity controller 17, can control and regulate temperature value and humidity value in whole control box 15, make tested table 13 and single three-phase standard electric energy meter 12 under temperature identical, that meet vertification regulation, humidity environment.Guarantee that tested table 13 and single three-phase standard electric energy meter 12, on all four test environment, stopped the error of bringing to test result due to environmental baseline difference.
Canister 15 is placed in cabinet 18.
The disclosed electric energy meter field verification system of the present embodiment, the voltage and current signal that provides vertification regulation to specify to single three-phase standard electric energy meter 12 and tested table 13 by standard source 11 is set, receive by calibration equipment 14 electric power signal that single three-phase standard electric energy meter 12 and tested table 13 are exported, and automatically calculate the error of tested table 13 in each load point.Verification process each device used is all placed in canister 15, canister 15 regulates the temperature and humidity condition in whole control box 15 by attemperating unit 16 and humidity controller 17, make whole test condition meet code, and canister 15 is also placed in cabinet 18, the stability that has more increased whole system, has reduced gauging error.
It should be noted that, attemperating unit can comprise heating module and refrigeration module, realizes stable adjusting by these two modules.
Embodiment bis-
In calibration equipment 14, we can be built-in with wireless communication apparatus.Can pass through near field wireless mode and the communication of standard harmonic power source, realize the setting to verification test point, record, the storage etc. of test data.Certainly, can also send test data to terminal server.
It should be noted that, the calibration equipment of supporting above-mentioned functions can be the equipment such as computer (comprising desk-top and notebook and flat board), smart mobile phone.
Embodiment tri-
Referring to Fig. 2, Fig. 2 is the disclosed another kind of electric energy meter field verification system schematic diagram of the embodiment of the present application.
As shown in Figure 2, on the basis of embodiment mono-, in the present embodiment, be provided with movable fixture 19 in the bottom of cabinet 18.The number of movable fixture 19 does not limit, and can be four, eight or multiple.Particularly, this movable fixture 19 can be roller, or other device.
By mobile device 19 is set, facilitate whole system movement at the scene.Certainly,, in order to fix this cabinet, we can be set to the roller with brake gear by certain several roller.Like this, in the time that needs are fixed this cabinet, can fix easily.
Whole system volume is little, lightweight, can dismantle, assemble, applied widely.
And this system is supported the power supply of civil power as single three-phase standard electric energy meter, also can power by self-contained accumulator, specifically selects which kind of power supply to see user's selection.
Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the application.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the case of not departing from the application's spirit or scope, realize in other embodiments.Therefore, the application will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an electric energy meter field verification system, is characterized in that, comprising:
Standard source, is connected with tested table with single three-phase standard electric energy meter;
Calibration equipment, is connected with described tested table with described single three-phase standard electric energy meter;
Described standard source, described single three-phase standard electric energy meter, described tested table and described calibration equipment are all placed in canister, are also provided with attemperating unit and humidity controller in described canister;
Described canister is placed in cabinet.
2. system according to claim 1, is characterized in that, described calibration equipment is built-in with wireless communication apparatus.
3. system according to claim 1, is characterized in that, described attemperating unit comprises: heating module and refrigeration module.
4. system according to claim 2, is characterized in that, described calibration equipment is panel computer, notebook computer or smart mobile phone.
5. system according to claim 1, is characterized in that, described bottom of cabinet bulk is provided with movable fixture.
6. system according to claim 5, is characterized in that, described movable fixture is roller.
7. system according to claim 6, is characterized in that, the number of described roller is four.
8. system according to claim 7, is characterized in that, has two for the roller with brake gear in described four rollers.
9. system according to claim 1, is characterized in that, described cabinet by possessing antidetonation, material dustproof and heat-insulating property forms.
10. system according to claim 1, is characterized in that, the power supply of described single three-phase standard electric energy meter is civil power or accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320889822.0U CN203673061U (en) | 2013-12-31 | 2013-12-31 | Onsite detecting system for electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320889822.0U CN203673061U (en) | 2013-12-31 | 2013-12-31 | Onsite detecting system for electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203673061U true CN203673061U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320889822.0U Expired - Lifetime CN203673061U (en) | 2013-12-31 | 2013-12-31 | Onsite detecting system for electric energy meter |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820202A (en) * | 2015-06-01 | 2015-08-05 | 国家电网公司 | Electric energy meter testing device |
| CN105301553A (en) * | 2015-12-01 | 2016-02-03 | 国家电网公司 | Multipurpose single/three-phase electric energy meter detector |
| CN105445693A (en) * | 2016-01-25 | 2016-03-30 | 云南电网有限责任公司电力科学研究院 | Digital electricity meter calibration method and device |
| CN105607027A (en) * | 2015-12-17 | 2016-05-25 | 郑州三晖电气股份有限公司 | High-low temperature weather effect testing device for electric energy meter |
| CN105938185A (en) * | 2015-12-27 | 2016-09-14 | 天津市品通电力科技有限公司 | Multifunctional instrument debugging circuit |
| CN106772208A (en) * | 2016-12-30 | 2017-05-31 | 杭州海兴电力科技股份有限公司 | A kind of integrated reliability testing platform of single three-phase meter |
| CN108169704A (en) * | 2018-01-20 | 2018-06-15 | 国网江西省电力有限公司电力科学研究院 | A kind of intelligent electric energy meter composition error detection method |
| CN108181605A (en) * | 2018-02-05 | 2018-06-19 | 国网江西省电力有限公司电力科学研究院 | A kind of meter and the electric energy meter and detection method of temperature and Constant charge soil joint effect |
| CN109116291A (en) * | 2018-10-23 | 2019-01-01 | 烟台东方威思顿电气有限公司 | A kind of high voltage electric energy calibrating installation that can integrally trace to the source and calibration method |
| CN112305488A (en) * | 2020-09-28 | 2021-02-02 | 怀化建南机器厂有限公司 | Environment testing method and equipment for intelligent electric meter |
| CN114112117A (en) * | 2021-12-20 | 2022-03-01 | 江西洪都航空工业集团有限责任公司 | On-spot measurement calibrating device of temperature instrument |
-
2013
- 2013-12-31 CN CN201320889822.0U patent/CN203673061U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820202A (en) * | 2015-06-01 | 2015-08-05 | 国家电网公司 | Electric energy meter testing device |
| CN105301553A (en) * | 2015-12-01 | 2016-02-03 | 国家电网公司 | Multipurpose single/three-phase electric energy meter detector |
| CN105607027A (en) * | 2015-12-17 | 2016-05-25 | 郑州三晖电气股份有限公司 | High-low temperature weather effect testing device for electric energy meter |
| CN105938185A (en) * | 2015-12-27 | 2016-09-14 | 天津市品通电力科技有限公司 | Multifunctional instrument debugging circuit |
| CN105445693A (en) * | 2016-01-25 | 2016-03-30 | 云南电网有限责任公司电力科学研究院 | Digital electricity meter calibration method and device |
| CN106772208B (en) * | 2016-12-30 | 2023-11-28 | 杭州海兴电力科技股份有限公司 | Single three-phase meter integrated reliability test board |
| CN106772208A (en) * | 2016-12-30 | 2017-05-31 | 杭州海兴电力科技股份有限公司 | A kind of integrated reliability testing platform of single three-phase meter |
| CN108169704A (en) * | 2018-01-20 | 2018-06-15 | 国网江西省电力有限公司电力科学研究院 | A kind of intelligent electric energy meter composition error detection method |
| CN108181605A (en) * | 2018-02-05 | 2018-06-19 | 国网江西省电力有限公司电力科学研究院 | A kind of meter and the electric energy meter and detection method of temperature and Constant charge soil joint effect |
| CN109116291A (en) * | 2018-10-23 | 2019-01-01 | 烟台东方威思顿电气有限公司 | A kind of high voltage electric energy calibrating installation that can integrally trace to the source and calibration method |
| CN109116291B (en) * | 2018-10-23 | 2023-09-01 | 烟台东方威思顿电气有限公司 | High-voltage electric energy calibrating device capable of integrally tracing source and calibrating method |
| CN112305488A (en) * | 2020-09-28 | 2021-02-02 | 怀化建南机器厂有限公司 | Environment testing method and equipment for intelligent electric meter |
| CN114112117A (en) * | 2021-12-20 | 2022-03-01 | 江西洪都航空工业集团有限责任公司 | On-spot measurement calibrating device of temperature instrument |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20140625 |
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| CX01 | Expiry of patent term |