CN201444194U - Comprehensive detection device for single-phase electric energy meter - Google Patents
Comprehensive detection device for single-phase electric energy meter Download PDFInfo
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- CN201444194U CN201444194U CN2008200911207U CN200820091120U CN201444194U CN 201444194 U CN201444194 U CN 201444194U CN 2008200911207 U CN2008200911207 U CN 2008200911207U CN 200820091120 U CN200820091120 U CN 200820091120U CN 201444194 U CN201444194 U CN 201444194U
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- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 238000004891 communication Methods 0.000 claims abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 6
- 230000003321 amplification Effects 0.000 abstract description 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 2
- 238000007619 statistical method Methods 0.000 abstract 1
- 240000007643 Phytolacca americana Species 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
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Abstract
A comprehensive detection device for a single-phase electric energy meter belongs to the field of instrument detection. Epiposition pluses (6) and control relays (5) of the single-phase kilowatt-hour meter are connected with programmable controllers (4); a computer is connected with the programmable controllers through a bus, issues the control electric quantity and the epiposition information to the programmable logic controllers; a high-precision digital power source receives the instruction of the computer, operates the voltage, the current and the phase position, and controls a contact according to the current magnitude and the transmitted instruction; a signal output by a signal source is in power amplification through a voltage power amplifier and a current power amplifier, and the signal source outputs required electric quantity at the output end of the device, so that various field operating conditions can be simulated to enable an electric energy meter to be detected to operate in a specific working condition; a single-phase carrier electric energy meter is connected with a carrier communication transceiver (3) through a voltage circuit of the device, and transmits data to the computer to conduct the statistical analysis and the fault judgment to the test data of the single-phase electric energy meter.
Description
Technical field
The utility model belongs to the instrument detection range, particularly a kind of single-phase electric energy meter comprehensive detection device.
Background technology
The present domestic single-phase electric energy meter platform of having good luck, only limit to measure the detection of the sum of errors shunt running of having good luck of single-phase electric energy meter, and can not startup, power carrier, the RS485 communication of single-phase electric energy meter be tested, can not judge the pulse fault of register fault, electric energy meter, can not carry out the electric energy control that certain piece electric energy meter is wherein had good luck to the polylith electric energy meter of the test of having good luck simultaneously, can not accurately judge the fault type of single-phase electric energy meter.
The utility model content
In order to overcome the existing single-phase electric energy meter platform of having good luck, can not realize that single-phase electric energy meter starts, power carrier RS485 communication is tested, can not accurately judge the pulse fault of register fault, electric energy meter again, more can not carry out the electric energy control that certain piece electric energy meter is wherein had good luck to the polylith electric energy meter of the test of having good luck simultaneously, the utility model provides a kind of single-phase electric energy meter comprehensive detection device, by computing machine and PLC technique, realize above-mentioned every performance detection of single-phase electric energy meter and fault judgement.
The technical solution adopted for the present invention to solve the technical problems is: each epi-position pulse (6) of single-phase electric energy meter, pilot relay (5) are connected with programmable controller (4), each epi-position pulse of single-phase electric energy meter and standard electric energy meter pulse are connected to the load module of Programmable Logic Controller, the output module of Programmable Logic Controller connects each epi-position pilot relay, pilot relay connects the pressure-wire of each epi-position, can solely move control to every list; Computing machine is connected with programmable controller by bus, and programmable controller is issued control electric weight and epi-position information; After the high-precision digital power source is accepted instruction that computing machine sends, can operate voltage, electric current, phase place, according to the size and the transmission order of electric current contactor is controlled simultaneously, the signal of signal source output carries out power amplification through voltage power amplifier and electric current power amplifier, and at the required electric weight of device output terminal output, can simulate various on-the-spot operating conditions, tested electric energy meter is moved under specific operating mode; Single-phase carrier electric energy meter is connected with carrier communication transceiver (3) by the device voltage circuit, sends data to computing machine.
1. after computer software moves according to the charge value that configures, send instructions under the computing machine to programmable controller and high-precision digital power source, start the pilot relay of corresponding epi-position simultaneously by the information of setting, single-phase electric energy meter operation back Programmable Logic Controller calculates the electric weight of having good luck of every table by the internal arithmetic program, and the standard scale charge value stops this epi-position when reaching the epi-position prevalue; The running status and the charge value that on software, show tested single-phase electric energy meter; After the single-phase electric energy meter end of test (EOT), software for calculation is with tested table umber of pulse, standard scale umber of pulse, manual entry register number, automatically poke in the electric energy meter that reads, have good luck Error Calculation, whether the analysis and judgement single-phase electric energy meter is had good luck qualified, whether poke exists fault in register, pulse output, the electric energy meter.
2. electric current, the magnitude of voltage of high-precision digital power source output have guaranteed startup, shunt running testing requirements, and programmable controller sends computing machine to after the umber of pulse of single-phase electric energy meter is calculated, and computing machine judges according to rules whether startup, shunt running be qualified.Can also export specific currents/voltage by device, single-phase electric energy meter is carried out excess current, superpotential performance test.
3. single-phase carrier electric energy meter is connected with the carrier communication transceiver by the device voltage circuit, sends data to computing machine; The RS485 interface of single-phase multi-rate meter is connected with RS485/RS232 conversion mouth, send data to computing machine, computer software carries out communication test and judges whether to satisfy the stipulations requirement the single-phase electric energy meter communication function by the special stipulations of " DL/T 645-1997 " or practical application.
The beneficial effects of the utility model are: the utility model can realize automatically to the control of electric weight of having good luck of arbitrary a certain epi-position, and do not influence the operation of other epi-position; Can carry out communication function by corresponding stipulations detects; Can carry out excess current, superpotential performance test to single-phase electric energy meter.Can realize fault judgement automatically to poke in electric energy meter pulse output, register, the electric energy meter.
Description of drawings
Fig. 1 is the device control circuit schematic diagram.
Fig. 2 is the device front view (FV).
Fig. 3 is a device cabinet front cross-sectional view.
1. computing machines among the figure, 2. display, 3. carrier communication transceiver, 4. programmable controller, 5. pilot relay, 6. ammeter pulse input, 7. programmable controller controls relay output, 8. programmable controller load module 24V+ voltage input, 9. programmable controller load module 24V-voltage input, 10. programmable controller output module 24V+ voltage input, 11. programmable controller output module 24V-voltage input, 12. the pilot relay auxiliary contact, 13. connection box of electric energy meter posts, 14.RS485 interface.
Embodiment
Ammeter pulse input (6) in the drawings, be connected with the input end of programmable controller (4), pilot relay (5) is connected with programmable controller controls relay output (7), programmable controller load module 24V+ voltage input (8), programmable controller load module 24V-is connected with programmable controller (4) with voltage input (9), programmable controller output module 24V+ voltage input (10), programmable controller output module 24V-voltage input (11) is connected with programmable controller (4), programmable controller (4), carrier communication transceiver (3), RS485 interface (13) is connected with computing machine (1), computing machine (1) is connected with display (2)
Wherein the pulse of each epi-position input (6) is connected with programmable controller (4) load module, the pulse of single-phase electric energy meter is input to program that programmable controller (4) weaves by inside and carries out electric weight and calculate, charge value reaches the pilot relay (5) that programmable controller (4) behind the epi-position prevalue stops this epi-position, single-phase carrier electric energy meter is connected with carrier communication transceiver (3) by the device voltage circuit, transmits data and gives computing machine (1).
Claims (3)
1. single-phase electric energy meter comprehensive detection device, it is characterized in that: each epi-position pulse (6) of single-phase electric energy meter, pilot relay (5) are connected with programmable controller (4), computing machine (1) is connected with programmable controller (4), and single-phase carrier electric energy meter is connected with carrier communication transceiver (3) by the device voltage circuit.
2. single-phase electric energy meter comprehensive detection device according to claim 1, it is characterized in that: the load module of each epi-position pulse (6) of single-phase electric energy meter and Programmable Logic Controller (4) is connected, the output module of Programmable Logic Controller (4) is connected with each epi-position pilot relay (5), pilot relay (5) is connected to the pressure-wire of each epi-position, can solely move control to every list.
3. single-phase electric energy meter comprehensive detection device according to claim 1 is characterized in that: computing machine (1) can read the data of the carrier electric energy meter of each epi-position by carrier transmitting-receiving device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008200911207U CN201444194U (en) | 2008-10-16 | 2008-10-16 | Comprehensive detection device for single-phase electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008200911207U CN201444194U (en) | 2008-10-16 | 2008-10-16 | Comprehensive detection device for single-phase electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201444194U true CN201444194U (en) | 2010-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008200911207U Expired - Fee Related CN201444194U (en) | 2008-10-16 | 2008-10-16 | Comprehensive detection device for single-phase electric energy meter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121977A (en) * | 2010-12-14 | 2011-07-13 | 华北电网有限公司计量中心 | Method and device for detecting IC (Integrate Circuit) card electric energy meter |
| CN102645644A (en) * | 2012-05-16 | 2012-08-22 | 北京北研兴电力仪表有限责任公司 | Function test device of intelligent electric energy meter |
| CN112710366A (en) * | 2020-12-07 | 2021-04-27 | 杭州炬华科技股份有限公司 | Electronic water meter word-running error correction method and device |
-
2008
- 2008-10-16 CN CN2008200911207U patent/CN201444194U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102121977A (en) * | 2010-12-14 | 2011-07-13 | 华北电网有限公司计量中心 | Method and device for detecting IC (Integrate Circuit) card electric energy meter |
| CN102645644A (en) * | 2012-05-16 | 2012-08-22 | 北京北研兴电力仪表有限责任公司 | Function test device of intelligent electric energy meter |
| CN112710366A (en) * | 2020-12-07 | 2021-04-27 | 杭州炬华科技股份有限公司 | Electronic water meter word-running error correction method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HEGANG POWER ADMINISTRATION Effective date: 20130422 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HEGANG POWER ADMINISTRATION Effective date: 20130422 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 154100 HEGANG, HEILONGJIANG PROVINCE TO: 100031 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130422 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Patentee after: State Grid Corporation of China Patentee after: Hegang City Power Bureau Address before: 154100 No. 2 wo he road, Hegang, Heilongjiang Patentee before: Hegang City Power Bureau |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100428 Termination date: 20171016 |