CN103197276A - Reliability automatic detecting device of intelligent energy meter - Google Patents
Reliability automatic detecting device of intelligent energy meter Download PDFInfo
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- CN103197276A CN103197276A CN2013101055365A CN201310105536A CN103197276A CN 103197276 A CN103197276 A CN 103197276A CN 2013101055365 A CN2013101055365 A CN 2013101055365A CN 201310105536 A CN201310105536 A CN 201310105536A CN 103197276 A CN103197276 A CN 103197276A
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Abstract
The invention relates to a reliability automatic detecting device of an intelligent energy meter. The reliability automatic detecting device detects the reliability of a detected energy meter and comprises a controller, a meter level calculating module, a detecting power supply power amplification module, a computer, a standard meter and a multifunctional tester; the controller is respectively connected with the meter level calculating module, the detecting power supply power amplification module and the computer; the detecting power supply power amplification module is respectively connected with the standard meter and the multifunctional tester; and the meter level calculating module, the standard meter, the multifunctional tester and the computer are respectively connected with the detected energy meter. Compared with the prior art, the reliability automatic detecting device can detect each item of reliability performance of the intelligent energy meter and is rapid and accurate in detection.
Description
Technical field
The present invention relates to the electric energy meter device for detecting performance, especially relate to a kind of intelligent electric energy meter reliability robotization pick-up unit.
Background technology
Reliability consideration was proposed by U.S. Department of Defense from the beginning of the fifties, through semicentennial development, industries such as space flight, war industry, telecommunications have been widely used at home and abroad, as guaranteeing security of system, important measures reliably, become a comprehensive basic subject, and an important branch of construction system engineering.With respect to reliability engineering being extensive use of of field of engineering technology at home and abroad, the reliability engineering research of domestic electric energy meter industry and application still are in the blank stage, do not carry out reliability prediction from links such as circuit design, the test of software completeness and components and parts selections the serviceable life that electric energy meter manufacturer promises to undertake, the little producer of part also lacks the guarantee to reliability on component purchase, production procedure, manufacturing process.Present domestic electric energy meter industry still is in low-level blind competition in electric energy meter production and manufacturing, compare international advanced enterprise at raising, reliability management, the contour hierarchical research of raising electric energy meter mean lifetime (MTTF) of technical matters and also have bigger gap.
Electric energy meter is the foundation of trade both sides clearing, it is the measurement instrument that country's " measurement Law " requires compulsory verification, its metering accuracy and quality both were related to the success or failure that " power information acquisition system " builds, and also were related to the construction of " harmonious society, harmonious electric power ".By carrying out electric energy meter reliability consideration, improve the electric energy meter reliability, guarantee that it is the problem that must consider during the power information acquisition system is built that serviceable life and mean free error time reach designing requirement.Principal element by analyzing influence electric energy meter reliability, innovative approach is targetedly proposed, propose to prolong the technology in electric energy meter life-span and solve route, improve electric energy meter reliability and serviceable life, for the acquisition system construction of power consumer power information and investment decision provide technical support, guarantee gain on investments; Simultaneously, by improving electric energy meter manufacturing reliability management level, improve the electric energy meter manufacturing process, promote the raising of electric energy metrical industry technology level, drive the development of electric energy meter manufacturing industry.
Fail-test is a kind of means that product is carried out the reliability investigation, analyzes and estimate.The corrective action that test findings is taked for fault analysis, research, judge that the product requirement that whether touches the mark provides foundation.Specific purposes have: the various defectives of finding the aspects such as design, components and parts, starting material and technology of product; For integrity, the success of raising task, minimizing maintenance manpower expense and the guarantee expense of improving product provides information; Confirm whether to meet the Quantitative Reliability requirement.
Summary of the invention
Purpose of the present invention is exactly to provide a kind of reasonable in design, the fast intelligent electric energy meter reliability robotization pick-up unit of detection speed for the defective that overcomes above-mentioned prior art existence.
Purpose of the present invention can be achieved through the following technical solutions:
A kind of intelligent electric energy meter reliability robotization pick-up unit, measure the reliability of tested electric energy meter, this device comprises that controller, epi-position computing module, testing power supply power amplifier module, computing machine, standard scale and multifunction test instrument connect, described controller is connected with epi-position computing module, testing power supply power amplifier module and computing machine respectively, described testing power supply power amplifier module is connected with standard scale and multifunction test instrument respectively, and described epi-position computing module, standard scale, multifunction test instrument and computing machine are connected with tested electric energy meter respectively.
This device also comprises display module, load module and time tester, and described display module, load module and time tester are connected with controller respectively.
Described load module is keyboard.
Be connected by walking cabinet frame between described computing machine and the tested electric energy meter.
This device also comprises meter-copy device, and described meter-copy device is connected with computing machine.
Described multifunction test instrument is connected with the humiture tester.
Computing machine is as main man-machine interface, the operation of controller control device, and carry out communication, realization intelligent electric energy meter communication test function by stage body and intelligent electric energy meter.Under the computer control pattern, can finish complicated calibrating project, calibrating and test, the various test of having good luck, data analysis processing capacity and the network management function of intelligent electric energy meter.Each functional module is described as follows:
(1) standard scale provides testing standard.
(2) controller is the maincenter of whole device operation as the data switching center of system.
(3) the rated voltage current value of display module display device on switch board, electric current and voltage output amplitude, frequency, phase place, meritorious reactive power, warning message.
(4) testing power supply power amplifier module output test voltage, electric current, all program-controlled adjustings such as its amplitude, frequency, phase place.
(5) load module is not when using computing machine, as man-machine interface control total system.Load module is shielded no longer automatically and is worked when computerizeing control device, and this load module is only finished basic calibrating and the function of having good luck of national verification rules regulation.More complicated function need could realize under computer control.
(6) the epi-position computing module receives the electrical energy pulse of photoelectric sampler, can independently carry out epi-position self check, error calculatings, error demonstration, error zero clearing, starting, shunt running, check constant, have good luck, the requirement period measuring and when falling abort signal sampling, epi-position RS485 communication protect, catch functions such as mark, electric current short circuit, photoelectric sampler warm reset, duty demonstration.
(7) the multifunction test instrument when falling abort on request simultaneously on the three-phase or specify separate on, multiple test waveform takes place, and when current circuit checks, is responsible for the collection related data.
(8) the time check instrument receives gps time as multifunctional meter time service benchmark, tests multi-functional clock frequency error, day timing error display standard time.
(9) meter-copy device can be uploaded the electric energy meter information such as office's numbering, factory number, ammeter constant, initial degree indicating value, termination degree indicating value of intelligent electric energy meter by wireless, infrared, R232 communication or USB interface to computing machine, makes things convenient for the user to make a copy of some information of electric energy meter.
Compared with prior art, the present invention adopts the electric energy error of the tested electric energy meter of " virtual load method of standard table " check, it is testing power supply output voltage current test signal, give tested electric energy meter and standard scale, gather the electrical energy pulse of tested electric energy meter by sampling thief, calculate corresponding energy value, compare with the energy value that standard scale measures simultaneously, calculate corresponding error.Device adopts each module in the controller control device, finishes other various functions.
Description of drawings
Fig. 1 is structural representation of the present invention.
Among the figure, 1 is tested electric energy meter, and 2 is controller, 3 is the epi-position computing module, and 4 is the testing power supply power amplifier module, and 5 is computing machine, 6 is standard scale, 7 is the multifunction test instrument, and 8 is display module, and 9 is load module, 10 are the time check instrument, 11 for walking cabinet frame, and 12 is meter-copy device, and 13 is the humiture tester.
Embodiment
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
Embodiment
As shown in Figure 1, a kind of intelligent electric energy meter reliability robotization pick-up unit, measure the reliability of tested electric energy meter 1, this device comprises that controller 2, epi-position computing module 3, testing power supply power amplifier module 4, computing machine 5, standard scale 6 and multifunction test instrument 7 connect, controller 2 is connected with epi-position computing module 3, testing power supply power amplifier module 4 and computing machine 5 respectively, testing power supply power amplifier module 4 is connected with standard scale 6 and multifunction test instrument 7 respectively, and epi-position computing module 3, standard scale 6, multifunction test instrument 7 and computing machine 5 are connected with tested electric energy meter 1 respectively.This device also comprises display module 8, load module 9, time check instrument 10 and meter-copy device 12, and display module 8, load module 9 (keyboard) and time tester 10 are connected with controller 2 respectively, and meter-copy device 12 is connected with computing machine 5.Be connected by walking cabinet frame 11 between computing machine 5 and the tested electric energy meter 1.Multifunction test instrument 7 is connected with humiture tester 13.Computing machine 5 is as main man-machine interfaces, the operation of controller 2 control device, and carry out communication, realization intelligent electric energy meter communication test function by stage body and intelligent electric energy meter.Under computing machine 5 control models, can finish complicated calibrating project, calibrating and test, the various test of having good luck, data analysis processing capacity and the network management function of intelligent electric energy meter.Each functional module is described as follows:
(1) standard scale 6 provides testing standard.
(2) controller 2 is the maincenter of whole device operation as the data switching center of system.
(3) the rated voltage current value of display module 8 display device on switch board, electric current and voltage output amplitude, frequency, phase place, meritorious reactive power, warning message.
(4) testing power supply power amplifier module 4 output test voltages, electric current, all program-controlled adjustings such as its amplitude, frequency, phase place.
(5) load module 9 is not when using computing machine 5, as man-machine interface control total system.Load module 9 is shielded no longer automatically and is worked when with computing machine 5 control device, and 9 of this load modules are finished basic calibrating and the function of having good luck of national verification rules regulation.More complicated function need could realize under computing machine 5 controls.
(6) epi-position computing module 3 receives the electrical energy pulse of photoelectric samplers, can independently carry out epi-position self check, error calculatings, error demonstration, error zero clearing, starting, shunt running, check constant, have good luck, the requirement period measuring and when falling abort signal sampling, epi-position RS485 communication protect, catch functions such as mark, electric current short circuit, photoelectric sampler warm reset, duty demonstration.
(7) multifunction test instrument 7 when falling abort on request simultaneously on the three-phase or specify separate on, multiple test waveform takes place, and when current circuit checks, is responsible for the collection related data.
(8) time check instrument 10 receives gps time as multifunctional meter time service benchmark, tests multi-functional clock frequency error, day timing error display standard time.
(9) meter-copy device 12 can be uploaded the electric energy meter information such as office's numbering, factory number, ammeter constant, initial degree indicating value, termination degree indicating value of intelligent electric energy meter by wireless, infrared, R232 communication or USB interface to computing machine 5, makes things convenient for the user to make a copy of some information of electric energy meter.
Claims (6)
1. intelligent electric energy meter reliability robotization pick-up unit, measure the reliability of tested electric energy meter, it is characterized in that, this device comprises that controller, epi-position computing module, testing power supply power amplifier module, computing machine, standard scale and multifunction test instrument connect, described controller is connected with epi-position computing module, testing power supply power amplifier module and computing machine respectively, described testing power supply power amplifier module is connected with standard scale and multifunction test instrument respectively, and described epi-position computing module, standard scale, multifunction test instrument and computing machine are connected with tested electric energy meter respectively.
2. a kind of intelligent electric energy meter reliability robotization pick-up unit according to claim 1, it is characterized in that, this device also comprises display module, load module and time tester, and described display module, load module and time tester are connected with controller respectively.
3. a kind of intelligent electric energy meter reliability robotization pick-up unit according to claim 2 is characterized in that described load module is keyboard.
4. a kind of intelligent electric energy meter reliability robotization pick-up unit according to claim 1 is characterized in that, is connected by walking cabinet frame between described computing machine and the tested electric energy meter.
5. a kind of intelligent electric energy meter reliability robotization pick-up unit according to claim 1 is characterized in that this device also comprises meter-copy device, and described meter-copy device is connected with computing machine.
6. a kind of intelligent electric energy meter reliability robotization pick-up unit according to claim 1 is characterized in that described multifunction test instrument is connected with the humiture tester.
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| CN2013101055365A CN103197276A (en) | 2013-03-28 | 2013-03-28 | Reliability automatic detecting device of intelligent energy meter |
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| CN103901388A (en) * | 2014-03-26 | 2014-07-02 | 国家电网公司 | Parallel detection terminal device and detection method |
| CN104793167A (en) * | 2015-04-13 | 2015-07-22 | 广东电网有限责任公司佛山供电局 | Automatic tracking and analyzing method and automatic tracking and analyzing system for metering automation terminal |
| CN105223392A (en) * | 2015-10-30 | 2016-01-06 | 国网新疆电力公司电力科学研究院 | Based on the Anti-fradulance of IEC62056 standard |
| CN105911507A (en) * | 2016-04-21 | 2016-08-31 | 国网上海市电力公司 | Electric energy meter function test device |
| CN106959428A (en) * | 2017-03-31 | 2017-07-18 | 中国电力科学研究院 | Electrical energy meter fault exciting test device |
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| CN104793167B (en) * | 2015-04-13 | 2018-05-04 | 广东电网有限责任公司佛山供电局 | The automatic trace analysis method and system of metering automation terminal |
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| CN105911507A (en) * | 2016-04-21 | 2016-08-31 | 国网上海市电力公司 | Electric energy meter function test device |
| CN106959428A (en) * | 2017-03-31 | 2017-07-18 | 中国电力科学研究院 | Electrical energy meter fault exciting test device |
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Application publication date: 20130710 |