CN202443119U - Digital electric-energy meter calibrator with digital electronic mutual-inductor output end - Google Patents
Digital electric-energy meter calibrator with digital electronic mutual-inductor output end Download PDFInfo
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- CN202443119U CN202443119U CN2012200608028U CN201220060802U CN202443119U CN 202443119 U CN202443119 U CN 202443119U CN 2012200608028 U CN2012200608028 U CN 2012200608028U CN 201220060802 U CN201220060802 U CN 201220060802U CN 202443119 U CN202443119 U CN 202443119U
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- energy meter
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- electrical energy
- tester
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Abstract
The utility model discloses a digital electric-energy meter calibrator with a digital electronic mutual-inductor output end. The digital electric-energy meter calibrator comprises a calibrator instrument, and a data measuring and processing device is arranged in the calibrator instrument and comprises a plurality of input interfaces and output interfaces. By the digital electric-energy meter calibrator, diversification of sampled data, intelligentization of data output and humanization of operation interface can be realized, laboratory and on-site calibrations of current digital electric energy meters used in intelligent transformer substations can be conveniently performed, and calibration level of the digital electric energy meters can be improved comprehensively, so that intelligent calibration equipment is provided for intelligentization of tele-meter reading systems, and a solid foundation is laid for rapid development of intelligent grids.
Description
Technical field
The utility model relates to a kind of digitalized electrical energy meter tester with the output of digital electrical minor transducer signal, belongs to electric system calibration technology field.
Background technology
In the development of intelligent grid, the engineering practice stage has been arrived in the application of intelligent substation and photo-electricity mutual-inductor, and in intelligent substation, digitalized electrical energy meter has obtained widely applying, and this verification to digitalized electrical energy meter has proposed intelligentized requirement.From the electric energy meter of existing practical applications, its verification all is to accomplish in the laboratory basically; Check and accept calibrating and operation on-site proving for the installation of digitalized electrical energy meter, can not be applied to the laboratory verification and the field-checking of digitalized electrical energy meter simultaneously with the mode of intelligent inspection machine.
Thereby, develop the development of adaptation intelligent grid, be applicable to that the laboratory verification of digital multifunctional electric energy meter in the intelligent substation and the intelligent electric energy meter tester of field-checking become urgent need.
The utility model content
The purpose of the utility model is in order to adapt to the development of intelligent grid; Under the situation that photo-electricity mutual-inductor and digitalized electrical energy meter have obtained widely applying; Can only carry out the limitation and the deficiency of verification in the laboratory to the electric energy meter of present use; Develop the intelligent electric energy meter tester that has the output of electronic mutual inductor signal, can experimentize chamber and the verification of field electric energy table, to satisfy the urgent need of intelligent grid development.
For solving the problems of the technologies described above, the utility model provides a kind of digitalized electrical energy meter tester with the output of digital electrical minor transducer signal, it is characterized in that,
Comprise the tester instrument, DATA REASONING and treating apparatus are set in the instrument, said DATA REASONING and treating apparatus comprise a plurality of input interfaces and output interface.
Said instrument is through RS232 and upper machine communication.
Said host computer adopts portative notebook computer.
Said instrument adopts power of alterating and direct current as power supply.
Said DATA REASONING and treating apparatus comprise the fiber optic Ethernet output interface, the signal of output digital mutual inductor collecting unit and the data-signal of standard photo-electricity mutual-inductor.
Said DATA REASONING and treating apparatus comprise the fiber optic Ethernet input interface, receive the data-signal as the photo-electricity mutual-inductor of benchmark.
Said DATA REASONING and treating apparatus have reception by the pulse input interface of the pulse signal of verification electric energy meter.
Said DATA REASONING and treating apparatus have the pulse output interface that output is used for the pulse signal of tester calibrating.
Said DATA REASONING and treating apparatus have the electric current and voltage sampling circuit that receives voltage and current signal.
The beneficial effect that the utility model reached:
1, sampled data variation.Sampled data can be conventional voltage, current signal, also can be the Various types of data signal of present photo-electricity mutual-inductor both domestic and external: IEC61850-9-1, IEC61850-9-2 etc., contained all related transformer interface standards of present intelligent grid standard.
2, data output is intelligent.Possesses the fiber optic Ethernet data output interface; Can export the signal of digital mutual inductor collecting unit simultaneously; Various types of data signal that also can the outputting standard photo-electricity mutual-inductor: IEC61850-9-1, IEC61850-9-2 etc., can satisfy the requirement of different manufacturers intelligent electric energy meter.
3, operation interface hommization.Adopt notebook computer as upper managing computer, display interface is full Chinese, can realize the operation to instrument easily.
4, contour structures standardization.The casing structure of employing standard can assemble and dismantle easily.
5, software configuration modularization.The modular design that The software adopted is popular, difference in functionality is accomplished by different module; Can carry out function expansion easily.
This digitizing electrical energy meter calibration appearance can experimentize easily to the digitalized electrical energy meter that present intelligent substation uses chamber and field-checking; The level check of digitalized electrical energy meter is comprehensively promoted; Thereby for the intellectuality of electric energy metering system provides intelligentized calibration equipment, for the fast development of intelligent grid is taken a firm foundation.
Description of drawings
Fig. 1 is the synoptic diagram of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.Following examples only are used for more clearly explaining the technical scheme of the utility model, and can not limit the protection domain of the utility model with this.
As shown in Figure 1; As the digitalized electrical energy meter calibration equipment; Digitalized electrical energy meter tester (hereinafter to be referred as tester) with the output of digital electrical minor transducer signal adopts power of alterating and direct current as power supply, can be convenient to use in laboratory and transformer station scene.
Tester adopts instrument 10 to add the mode of host computer 20, and host computer 20 adopts portative notebook computer, and through RS232 and 10 communications of tester instrument, display interface adopts full Chinese, can carry out interactive operation easily, has better dirigibility.
Have the conventional voltage current sampling circuit in DATA REASONING in the tester instrument 10 and the treating apparatus 1, can be used for the input of conventional voltage current signal 2 easily.Tester has two fiber optic Ethernet output interfaces 6 and fiber optic Ethernet input interface 5 simultaneously; Two fiber optic Ethernet output interfaces 6 can be exported the signal of digital mutual inductor collecting unit simultaneously; Various types of data signal that also can the outputting standard photo-electricity mutual-inductor: IEC61850-9-1, IEC61850-9-2 etc., fiber optic Ethernet input interface 5 can receive the Various types of data signal as the photo-electricity mutual-inductor of benchmark: IEC61850-9-1, IEC61850-9-2 etc.DATA REASONING in the tester instrument 10 and treating apparatus 1 also have pulse input interface 3 and pulse output interface 4; Pulse input interface 3 can receive by the pulse signal of verification electric energy meter; 4 outputs of pulse output interface are used for tester by the pulse signal of verification, so that the calibrating of tester itself.
When loading verification in fact: DATA REASONING in the instrument 10 and treating apparatus 1 can directly be gathered the benchmark of conventional voltage current signal 2 (100V/5A) as electrical energy meter calibration; The digitizing current and voltage signals that also can receive 5 transmission of fiber optic Ethernet input interface is as benchmark; Handle by real-time operation and 1 pair of these data of disposal system; Receive by the pulse input signal of verification electric energy meter by pulse input interface 3 simultaneously; Through the electric flux of the electric current and voltage metering that receives and the electric flux of pulse input signal representative are carried out Error processing, thus the verification of realization digitalized electrical energy meter.Preferably; Be located at PowerPC family chip with 32 RISC embedded dual processor structures and embedded real-time operating system (RTOS) that DATA REASONING and the treating apparatus 1 in the instrument adopts Motorola Inc. to produce, with stability and the arithmetic speed that guarantees electric energy meter fully.
When the virtual load verification: DATA REASONING in the instrument 10 and treating apparatus 1 can be through fiber optic Ethernet output interface 6 output digital electrical minor transducer signal; This signal can be used as the signal source of electronic mutual inductor merge cells, and the signal conduct of process merge cells is by the digital voltage current signal of verification electric energy meter; IEC61850-9-1 that also can be through fiber optic Ethernet output interface 6 outputting standards or IEC61850-9-2 data are as by the digital voltage current signal of verification electric energy meter, thereby realize laboratory and the field-checking to digitalized electrical energy meter.
DATA REASONING in the instrument 10 and treating apparatus 1 have the pulse signal output 4 of the calibrating that is used for tester itself.Also have signal lamp, whether the duty that is used to monitor tester is normal.
The above only is the preferred implementation of the utility model; Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model know-why, can also make some improvement and distortion, these improvement and distortion also should be regarded as the protection domain of the utility model.
Claims (9)
1. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal is characterized in that,
Comprise the tester instrument, DATA REASONING and treating apparatus are set in the instrument, said DATA REASONING and treating apparatus comprise a plurality of input interfaces and output interface.
2. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 1 is characterized in that said instrument is through RS232 and upper machine communication.
3. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 2 is characterized in that said host computer adopts portative notebook computer.
4. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 1 is characterized in that, said instrument adopts power of alterating and direct current as power supply.
5. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 1; It is characterized in that; Said DATA REASONING and treating apparatus comprise the fiber optic Ethernet output interface, the signal of output digital mutual inductor collecting unit and the data-signal of standard photo-electricity mutual-inductor.
6. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 1; It is characterized in that; Said DATA REASONING and treating apparatus comprise the fiber optic Ethernet input interface, receive the data-signal as the photo-electricity mutual-inductor of benchmark.
7. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 1 is characterized in that said DATA REASONING and treating apparatus have reception by the pulse input interface of the pulse signal of verification electric energy meter.
8. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 1 is characterized in that, said DATA REASONING and treating apparatus have the pulse output interface that output is used for the pulse signal of tester calibrating.
9. the digitalized electrical energy meter tester with the output of digital electrical minor transducer signal according to claim 1 is characterized in that said DATA REASONING and treating apparatus have the electric current and voltage sampling circuit that receives voltage and current signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200608028U CN202443119U (en) | 2012-02-24 | 2012-02-24 | Digital electric-energy meter calibrator with digital electronic mutual-inductor output end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200608028U CN202443119U (en) | 2012-02-24 | 2012-02-24 | Digital electric-energy meter calibrator with digital electronic mutual-inductor output end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202443119U true CN202443119U (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200608028U Expired - Fee Related CN202443119U (en) | 2012-02-24 | 2012-02-24 | Digital electric-energy meter calibrator with digital electronic mutual-inductor output end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202443119U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928805A (en) * | 2012-10-19 | 2013-02-13 | 国电南京自动化股份有限公司 | Multi-meter position instrument for calibrating digital energy meters |
| CN103809149A (en) * | 2012-11-14 | 2014-05-21 | 国家电网公司 | Checking equipment, device and method for digital electric energy meter |
| CN103837854A (en) * | 2014-02-20 | 2014-06-04 | 国家电网公司 | Digital electric energy meter calibration device based on FT3 interface |
-
2012
- 2012-02-24 CN CN2012200608028U patent/CN202443119U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928805A (en) * | 2012-10-19 | 2013-02-13 | 国电南京自动化股份有限公司 | Multi-meter position instrument for calibrating digital energy meters |
| CN102928805B (en) * | 2012-10-19 | 2015-11-18 | 国电南京自动化股份有限公司 | Multi-epitope digitalized electrical energy meter tester |
| CN103809149A (en) * | 2012-11-14 | 2014-05-21 | 国家电网公司 | Checking equipment, device and method for digital electric energy meter |
| CN103837854A (en) * | 2014-02-20 | 2014-06-04 | 国家电网公司 | Digital electric energy meter calibration device based on FT3 interface |
| CN103837854B (en) * | 2014-02-20 | 2016-08-17 | 国家电网公司 | A kind of calibration equipment of digital electricity meter based on FT3 interface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20200224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |