CN201607526U - Test device for digital electric energy meter - Google Patents
Test device for digital electric energy meter Download PDFInfo
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- CN201607526U CN201607526U CN2010200499407U CN201020049940U CN201607526U CN 201607526 U CN201607526 U CN 201607526U CN 2010200499407 U CN2010200499407 U CN 2010200499407U CN 201020049940 U CN201020049940 U CN 201020049940U CN 201607526 U CN201607526 U CN 201607526U
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- energy meter
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Abstract
The utility model discloses a device for testing a digital electric energy meter. Currently, no test device for testing the digital electric energy meter is provided. The technical scheme adopted by the utility model is that the test device for the digital electric energy meter comprises a frame and is characterized in that the frame is provided with a meter hanging frame body and a digital power source; the meter hanging frame body is provided with a pulse aviation socket adapter, an error calculator, an AC/DC voltage terminal, a single mode fiber transceiver, a multimode fiber transceiver and a three-phase multiplex pulse switching multi-group; and the pulse aviation socket adapter is connected with the error calculator by a data line. The test device can test the digital electric energy meter supporting an IEC618509-1 or IEC618509-2 protocol, can realize output of the digital power source and can output any power load.
Description
Technical field
The utility model relates to proving installation, specifically a kind of device that is used to test digitalized electrical energy meter.
Background technology
Along with the construction of State Grid Corporation of China's digital transformer substation, begun to adopt digital electric energy meter for transformer station with table, this type of table meter can't be checked with traditional verifying attachment, need seek a kind of new verifying attachment and test this type of table meter.
The utility model content
Technical problem to be solved in the utility model is to overcome the defective that above-mentioned prior art exists, and a kind of easy to operate, safe, the debugging of being convenient to product and the device for testing digitalized electrical energy meter that meets IEC61850 are provided.
For this reason, the technical solution adopted in the utility model is as follows: device for testing digitalized electrical energy meter, comprise frame, it is characterized in that described frame is provided with a meter hanging frame framework and a digital power source, pulse aviation seated connection head, Error Calculator, AC/DC voltage terminal, single-mode fiber transceiver, multimode optical fiber transceiver and three-phase multiplex pulse are housed on the described meter hanging frame framework switch multiple group, pulse aviation seated connection head is connected with Error Calculator by data line; Described digital power source comprises casing, places full sized pules plate, AC/DC converter, digital source generation plate, system management control panel and supply socket in the casing, and the full sized pules plate is connected with pulse aviation seated connection head by the respective socket on it; Digital source generation plate is connected with the multimode optical fiber transceiver with the single-mode fiber transceiver with a multiplexing switch by a network switch plate.Plate output takes place and meets the Frame of IEC61850 through the network switch plate in system management control panel control figure source, export to single-mode fiber transceiver and multimode optical fiber transceiver by multiplexing switch then, the full sized pules signal of full sized pules plate output is given Error Calculator by pulse aviation seated connection head.
When the utility model uses, digitalized electrical energy meter is installed on the meter hanging frame framework, the one end is connected with Error Calculator, and the other end is connected with the multimode optical fiber transceiver with the single-mode fiber transceiver.The IEC61850 Frame changes into light signal behind single-mode fiber transceiver and multimode optical fiber transceiver, light signal calculates corresponding electric weight after the digitalized electric energy list processing (LISP), export the pulse signal that is directly proportional with electric flux by digitalized electrical energy meter, this pulse signal is transferred to Error Calculator, the full sized pules signal of full sized pules plate output also is transferred to Error Calculator by pulse aviation seated connection head, and two pulse signals relatively draw the error of digitalized electrical energy meter by Error Calculator.
Above-mentioned device for testing digitalized electrical energy meter is equipped with liquid crystal display, finger-board and described network switch plate on the casing of digital power source, liquid crystal display and finger-board are connected with respective socket on the system management control panel by winding displacement.
Above-mentioned device for testing digitalized electrical energy meter, digital source generation plate is provided with full sized pules plate interface socket, digital source interface socket and detects a mouthful socket, full sized pules plate interface socket wherein is connected with a computing machine by data line with the digital source interface socket, comes the control figure power source by computing machine.
Above-mentioned device for testing digitalized electrical energy meter, three-phase multiplex pulse switch multiple group four groups of switching interfaces (4 select 1), is connected with Error Calculator by data line.
The utility model can detect the digital electricity meter of supporting IEC618509-1 or IEC618509-2 agreement, has following beneficial effect: 1, can realize digital power source output, and can export any power termination; 2, can export the agreement that meets IEC618509-1,9-2, and the uniformity test by IEC61850; 3, can produce the Frame of different ASDU numbers or sampling number according to actual setting; 4, has the harmonic wave output function.
The utility model is described in further detail below in conjunction with specification drawings and specific embodiments.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model meter hanging frame framework.
Fig. 3 is the structural representation of the utility model digital power source.
Fig. 4 is a principle schematic of the present utility model.
Embodiment
Device for testing digitalized electrical energy meter shown in Fig. 1-4, frame 1 are provided with a meter hanging frame framework 11 and digital power source 2.Pulse aviation seated connection head 12, Error Calculator 13, AC/DC voltage terminal 15, single-mode fiber transceiver 16, multimode optical fiber transceiver 17 and the switching of three-phase multiplex pulse are housed on the meter hanging frame framework 11 organize 18 again, pulse aviation seated connection head 12 is connected with Error Calculator 13 by data line.Digital power source 2 by casing 21, place full sized pules plate 22, AC/DC converter 23, digital source generation plate 24, system management control panel 25 and supply socket 26 in the casing to form, full sized pules plate 22 is connected with pulse aviation seated connection head 12 by the respective socket on it.Plate 24 output IEC61850 Frames take place through network switch plate 27 in system management control panel 25 control figure sources, export to single-mode fiber transceiver 16 and multimode optical fiber transceiver 17 by multiplexing switch 28 then, the full sized pules signal of full sized pules plate 22 outputs also is transferred to Error Calculator 13 by pulse aviation seated connection head 12.
Digital source generation plate 24 adopts the embedded industrial control board of ARM2440, it is made up of core board and control panel, core board is responsible for the Power arithmetic of IEC61850 and the composition of agreement, control panel is responsible for the control of protocol command and the network of agreement sends, protocol command is to control by control panel, and it is to realize by the RJ45 network interface on the control panel that the network of agreement sends.
When the utility model uses, digitalized electrical energy meter is installed on the meter hanging frame framework, the one end is connected with Error Calculator, and the other end is connected with the multimode optical fiber transceiver with the single-mode fiber transceiver.Two pulse signals are relatively drawn the error of digitalized electrical energy meter by Error Calculator.
Claims (4)
1. device for testing digitalized electrical energy meter, comprise frame (1), it is characterized in that described frame (1) is provided with a meter hanging frame framework (11) and digital power source (2), pulse aviation seated connection head (12), Error Calculator (13), AC/DC voltage terminal (15), single-mode fiber transceiver (16), multimode optical fiber transceiver (17) and three-phase multiplex pulse are housed on the described meter hanging frame framework (11) switch multiple group (18), pulse aviation seated connection head (12) is connected with Error Calculator (13) by data line; Described digital power source (2) comprises casing (21), places full sized pules plate (22), AC/DC converter (23), digital source generation plate (24), system management control panel (25) and supply socket (26) in the casing, and full sized pules plate (22) is connected with pulse aviation seated connection head (12) by the respective socket on it; Digital source generation plate (24) is connected with multimode optical fiber transceiver (17) with single-mode fiber transceiver (16) with a multiplexing switch (28) by a network switch plate (27).
2. device for testing digitalized electrical energy meter according to claim 1, it is characterized in that on the casing (21) of described digital power source liquid crystal display (3), finger-board (4) and described network switch plate (27) being housed, liquid crystal display and finger-board are connected with respective socket on the system management control panel (25) by winding displacement.
3. device for testing digitalized electrical energy meter according to claim 1 and 2, it is characterized in that digital source generation plate (24) is provided with full sized pules plate interface socket, digital source interface socket and detects a mouthful socket, full sized pules plate interface socket wherein is connected with a computing machine by data line with the digital source interface socket.
4. device for testing digitalized electrical energy meter according to claim 3 is characterized in that the three-phase multiplex pulse switches multiple group (18) four groups of switching interfaces are arranged, and is connected with Error Calculator (13) by data line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200499407U CN201607526U (en) | 2010-01-18 | 2010-01-18 | Test device for digital electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200499407U CN201607526U (en) | 2010-01-18 | 2010-01-18 | Test device for digital electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201607526U true CN201607526U (en) | 2010-10-13 |
Family
ID=42952231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200499407U Expired - Fee Related CN201607526U (en) | 2010-01-18 | 2010-01-18 | Test device for digital electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201607526U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014194518A1 (en) * | 2013-06-07 | 2014-12-11 | 国家电网公司 | Digital power source based on iec61850-9 sampling value and detection method thereof |
| CN106405481A (en) * | 2016-11-11 | 2017-02-15 | 国网冀北电力有限公司电力科学研究院 | Nonlinear-load metering precision measuring method for digital electric energy meter |
-
2010
- 2010-01-18 CN CN2010200499407U patent/CN201607526U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014194518A1 (en) * | 2013-06-07 | 2014-12-11 | 国家电网公司 | Digital power source based on iec61850-9 sampling value and detection method thereof |
| CN106405481A (en) * | 2016-11-11 | 2017-02-15 | 国网冀北电力有限公司电力科学研究院 | Nonlinear-load metering precision measuring method for digital electric energy meter |
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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: 20101013 Termination date: 20190118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |