CN204028346U - A kind of electric energy meter Auto-Test System - Google Patents
A kind of electric energy meter Auto-Test System Download PDFInfo
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- CN204028346U CN204028346U CN201420399937.6U CN201420399937U CN204028346U CN 204028346 U CN204028346 U CN 204028346U CN 201420399937 U CN201420399937 U CN 201420399937U CN 204028346 U CN204028346 U CN 204028346U
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Abstract
The utility model discloses a kind of electric energy meter Auto-Test System, relate to electrical automation fields of measurement.The utility model comprises for simulation test three-phase standard source data and analog result is sent to the simulate electric energy meter device of Test Host, the three-phase standard source being connected with Test Host communication, several described electric energy meters to be measured are connected on three-phase standard source, described three-phase standard source is connected with Test Host communication respectively with electric energy meter to be measured, and described simulate electric energy meter equipment comprises data processing module and the data memory module being connected respectively with it, electrical network parameter synchronization module, data-frozen module, function of measuring module, communication module and logging modle.The utility model can provide various functional tests to multiple ammeters, can greatly save the research and development test duration and improve testing efficiency.
Description
Technical field
The utility model relates to a kind of electrical automation fields of measurement, is a kind of electric energy meter Auto-Test System specifically.
Background technology
Electric energy meter is the gauging instrument of weighing power trade number, its technology both required accurately more to aspire for stability, and can ensure long-term reliable, therefore the design and development of electric energy meter, test, it is very important that production run just seems, realize in the process of automatic test at electric energy meter, metering, maximum demand record, load data record, electrical network parameter value functional module, data-frozen, period rate detects, variety of event record and ammeter communication, the functions such as data wheel is aobvious all need test, therefore have various functional parameters all qualified test macro provide various functional tests for multiple electric energy meters, can greatly save the research and development test duration and improve testing efficiency.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of electric energy meter Auto-Test System of carrying out each functional parameter test for multiple electric energy meters.
In order to achieve the above object, the technical scheme that the utility model adopts is:
A kind of electric energy meter Auto-Test System, comprise for obtaining three-phase standard source data and simulation test result being sent to the simulate electric energy meter device of Test Host, the three-phase standard source being connected with Test Host communication, several described electric energy meters to be measured are connected on three-phase standard source, described three-phase standard source is connected with Test Host communication respectively with electric energy meter to be measured, described simulate electric energy meter equipment comprises data processing module and the data memory module being connected respectively with it, electrical network parameter synchronization module, data-frozen module, function of measuring module, communication module and logging modle.Wherein three-phase standard source provides the electrical network parameters such as the voltage, electric current, phase angle of standard, the output of Test Host control three-phase standard source and test period, electric energy meter to be measured is under test environment, Test Host is delivered to simulate electric energy meter equipment by the electrical network parameter of three-phase standard source simultaneously, makes simulate electric energy meter equipment operating environment consistent with electric energy meter to be measured.Simulate electric energy meter equipment reaches with ammeter operational factor to be measured and synchronizes by constantly obtaining three-phase standard source electric network information, after test period completes, the test data of simulate electric energy meter equipment and electric energy meter to be measured is read in Test Host contrast, can analyze electric energy meter function to be measured.
More specifically, on described Test Host, be provided with serial server, described simulate electric energy meter device is connected by serial server with Test Host.
More specifically, described three-phase standard source is connected with Test Host by RS232 communication interface, and described tested electric energy meter is connected with Test Host by RS485 communication interface.
The beneficial effects of the utility model are:
In the utility model, simulate electric energy meter equipment has several functions module composition, can synchronize with multiple ammeter operational factors to be measured, after test period completes, test main website, by reading the test data contrast of simulate electric energy meter equipment and electric energy meter to be measured, can analyze electric energy meter function to be measured.The utility model can provide various functional tests to multiple electric energy meters, can greatly save the research and development test duration and improve testing efficiency.
Brief description of the drawings
Fig. 1 is the structured flowchart of the utility model electric energy meter Auto-Test System
Embodiment
A kind of electric energy meter Auto-Test System comprises the simulate electric energy meter device that obtains three-phase standard source data and simulation test result is sent to Test Host, the three-phase standard source being connected with Test Host communication, several described electric energy meters to be measured are connected on three-phase standard source, described three-phase standard source is connected with Test Host communication respectively with electric energy meter to be measured, wherein on Test Host, be provided with serial server, conveniently carrying out serial ports with simulate electric energy meter is connected, three-phase standard source is connected with Test Host by RS232 communication interface, described tested electric energy meter is connected with Test Host by RS485 communication interface.Described simulate electric energy meter equipment comprises data processing module and the data memory module being connected respectively with it, electrical network parameter synchronization module, data-frozen module, function of measuring module, communication module and logging modle.
Electric energy meter Auto-Test System as shown in Figure 1, Test Host can and be delivered on simulate electric energy meter equipment according to the output state of user's scheme control three-phase standard source customized and the duration of every kind of state, and three-phase standard source provides the electrical network parameters such as the voltage, electric current, phase angle of standard herein.In the process of three-phase source status changes, the three phase network parameter of simulate electric energy meter equipment is synchronizeed with three-phase standard source, the electrical network parameter of ammeter to be measured is also consistent with three-phase standard source, after three-phase standard source state variation end of run to the various functional modules of simulate electric energy meter equipment and each electric energy meter to be measured as metering, maximum demand record, data-frozen record, load record, variety of event record etc. is compared, compare by the data to its variation, thereby find out exactly the variety of issue of electric energy meter to be measured or confirm which function of electric energy meter to be measured is normal.For example test the decompression function of electric energy meter to be measured, first the output of the electric current and voltage by Test Host control three-phase standard source, make electric energy meter to be measured reach the condition that judges decompression, the electrical network parameter such as voltage, electric current of three-phase standard source is passed to simulate electric energy meter equipment by Test Host simultaneously, makes simulate electric energy meter equipment consistent with the running environment of electric energy meter to be measured.Certain time under decompression state, at this moment simulate electric energy meter equipment and table to be measured are processed decompression event, the initial time of recording pressure loss, decompression time, the data such as each phase current when ammeter decompression, each phase power, each phase voltage.By Test Host control three-phase standard source, make electric current and voltage recover normal, the electric energy meter decompression time to be measured finishes, simulate electric energy meter equipment reaches and electrical energy meter electricity network operation parameter synchronization to be measured by constantly obtaining three-phase standard source electric network information, so the decompression state of simulate electric energy meter equipment also can finish.Last test main frame is compared one by one by the relevant decompression event data that reads electric energy meter to be measured and simulate electric energy meter equipment again, thereby show that whether electric energy meter decompression event recording function to be measured is normal.
In the utility model, simulate electric energy meter equipment can carry out simulation test to the several functions of electric energy meter to be measured.Wherein Test Host can be connected with multiple electric energy meters to be measured with three-phase standard source simultaneously, can once carry out functional test to multiple electric energy meters to be measured.Protection domain of the present utility model is not limited in above-mentioned embodiment, and every technical scheme that belongs to the utility model principle all belongs to protection domain of the present utility model.For a person skilled in the art, some improvement of carrying out under the prerequisite that does not depart from principle of the present utility model, these improve and also should be considered as protection domain of the present utility model.
Claims (3)
1. an electric energy meter Auto-Test System, it is characterized in that: comprise the simulate electric energy meter device that obtains three-phase standard source data and simulation test result is sent to Test Host, the three-phase standard source being connected with Test Host communication, several described electric energy meters to be measured are connected on three-phase standard source, described three-phase standard source is connected with Test Host communication respectively with electric energy meter to be measured, described simulate electric energy meter equipment comprises data processing module and the data memory module being connected respectively with it, electrical network parameter synchronization module, data-frozen module, function of measuring module, communication module and logging modle.
2. a kind of electric energy meter Auto-Test System according to claim 1, is characterized in that: on described Test Host, be provided with serial server, described simulate electric energy meter device is connected by serial server with Test Host.
3. a kind of electric energy meter Auto-Test System according to claim 1, is characterized in that: described three-phase standard source is connected with Test Host by RS232 communication interface, described tested electric energy meter is connected with Test Host by RS485 communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420399937.6U CN204028346U (en) | 2014-07-17 | 2014-07-17 | A kind of electric energy meter Auto-Test System |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420399937.6U CN204028346U (en) | 2014-07-17 | 2014-07-17 | A kind of electric energy meter Auto-Test System |
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| CN204028346U true CN204028346U (en) | 2014-12-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405476A (en) * | 2016-09-28 | 2017-02-15 | 国家电网公司 | Electric energy meter monitoring and analysis method and system utilizing mobile terminal |
| CN108877187A (en) * | 2017-12-29 | 2018-11-23 | 国网山东省电力公司嘉祥县供电公司 | A kind of intelligent electric energy meter metrical information acquisition method and system |
| CN113484815A (en) * | 2021-06-22 | 2021-10-08 | 安徽南瑞中天电力电子有限公司 | Ammeter test system |
-
2014
- 2014-07-17 CN CN201420399937.6U patent/CN204028346U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106405476A (en) * | 2016-09-28 | 2017-02-15 | 国家电网公司 | Electric energy meter monitoring and analysis method and system utilizing mobile terminal |
| CN108877187A (en) * | 2017-12-29 | 2018-11-23 | 国网山东省电力公司嘉祥县供电公司 | A kind of intelligent electric energy meter metrical information acquisition method and system |
| CN108877187B (en) * | 2017-12-29 | 2019-12-27 | 国网山东省电力公司嘉祥县供电公司 | Intelligent electric energy meter metering information acquisition method and system |
| CN113484815A (en) * | 2021-06-22 | 2021-10-08 | 安徽南瑞中天电力电子有限公司 | Ammeter test system |
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Address after: 317200 No. 15 East Third Street, Fu Xi Street, Tiantai County, Zhejiang Patentee after: Zhejiang Wellsun Intelligent Technology Co., Ltd. Address before: 317200 Zhejiang Wansheng Power Meter Co., Ltd., No. 189 East Qixia Road, Chicheng street, Tiantai County, Zhejiang Patentee before: Zhejiang Wellsun Electric Meter Co., Ltd. |