CN106019145A - System and method for recognizing external load switches of electric energy meter - Google Patents
System and method for recognizing external load switches of electric energy meter Download PDFInfo
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- CN106019145A CN106019145A CN201610653750.8A CN201610653750A CN106019145A CN 106019145 A CN106019145 A CN 106019145A CN 201610653750 A CN201610653750 A CN 201610653750A CN 106019145 A CN106019145 A CN 106019145A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
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Abstract
The invention discloses a system for recognizing external load switches of an electric energy meter. The system comprises a machine case, testing platforms, strip-shaped light sources, a camera, a straight-line sliding table and a processor; the straight-line sliding table is arranged on the upper portion of the machine case, the camera is arranged on the inner side of the upper portion of the machine case and arranged on the straight-line sliding table, and the camera is used for collecting images of the external load switches of the electric energy meter and connected with the processor and transmits the shot images to the processor; the strip-shaped light sources are arranged in the machine case and used for providing illuminating rays when the camera shoots the images of the external load switches of the electric energy meter, and the external load switches of the electric energy meter are arranged on the testing platforms. According to the system for recognizing the external load switches of the electric energy meter, appearance images are automatically shot through the camera, the images are analyzed and processed, and therefore a corresponding characteristic data signal is formed; the system has the function of conducting automatic appearance shooting on the external load switches of the electric energy meter and has the tripping characteristic testing function on the external load switches of the electric energy meter.
Description
Technical field
The present invention relates to electric energy meter field, particularly a kind of electric energy meter external on-load switch identification system.
Background technology
At present, test device kind for the tripping characteristic of the external on-load switch of electric energy meter more single, and do not have outside automatically
See camera function.The automatic outward appearance that can not meet user's on-load switch external for electric energy meter is taken pictures and tripping characteristic test function.
Accordingly, it would be desirable to a kind of electric energy meter external on-load switch identification system.
Summary of the invention
The purpose of the present invention is to propose to a kind of electric energy meter external on-load switch identification system.
It is an object of the invention to be achieved through the following technical solutions:
A kind of electric energy meter external on-load switch identification system that the present invention provides, including cabinet, test platform, strip source, phase
Machine, straight line slide unit and processor;
Described straight line slide unit is arranged at cabinet top, and described cabinet upper inner arranges camera, and described camera is arranged at straight line slide unit
On, described camera is for gathering the image of the external on-load switch of electric energy meter, and described camera is connected with processor, and by the figure of picked-up
As sending processor to;It is interior for carrying during for camera shooting electric energy meter external on-load switch image that described strip source is arranged at cabinet
For illuminating ray;The external on-load switch of described electric energy meter is arranged on test platform.
Further, described test platform includes support and adjustable plate washer;
Described test platform is arranged in cabinet by support, described test platform is provided with for regulating on-load switch position
Adjustable plate washer.
Further, described camera is arranged on straight line slide unit by installing rack, for regulating the position of camera, described mounting bracket
On be provided with the handwheel for regulating mounting bracket position.
Further, described processor includes electrical image acquisition module, image pre-processing module, image characteristics extraction module and data
Library module;
Described image capture module is used for gathering electric energy meter external on-load switch image image transmitting to monitor and image pick-up card
In;
Described image pre-processing module, obtains binary image for the image collected is carried out pretreatment;
Described image characteristics extraction module, is used for identifying that binary image obtains electric energy meter external on-load switch characteristic signal.
Described DBM, for being deposited into external for electric energy meter on-load switch characteristic signal in corresponding Database Systems and shape
Become testing journal sheet's data.
Further, being additionally provided with the tripping characteristic test module of the external on-load switch of electric energy meter in described processor, described dropout is special
Property test module include multiple magnetic circuit transformer, separating brake switch, Luo-coil, integrator and industrial computer;
The sine-wave current of generation is input to separating brake switch by described multiple magnetic circuit transformer;
Described Luo-coil is connected between separating brake switch and tested chopper;
The measurement electric current detected is input in industrial computer by described Luo-coil by integrator;
Described industrial computer for analyze measure electric current thus obtain the oscillogram of electric current and current maxima, virtual value, cut-off current,
Movement time is worth.
The electric energy meter external on-load switch recognition methods that the present invention provides, comprises the following steps:
S1: image collecting device is arranged at electric energy meter casing top;
S2: the image of the external on-load switch of position acquisition electric energy meter of regulation image collecting device;
S3: image is transported in image processor;
S4: the described image processor image to collecting carries out pretreatment and obtains binary image;
S5: obtain the characteristic signal of the external on-load switch of electric energy meter according to binary image;
S6: the characteristic signal of external for electric energy meter on-load switch is deposited in corresponding Database Systems and forms testing journal sheet's data.
Further, being additionally provided with the tripping characteristic test module of the external on-load switch of electric energy meter in described processor, described dropout is special
Property test module realize according to following steps:
S51: the sine-wave current that generated by multiple magnetic circuit transformer is also input to separating brake switch;
S52: Luo-coil is connected between separating brake switch and tested chopper;
S53: obtain the measurement electric current that detects of Luo-coil by integrator and be input in industrial computer;
S54: measure electric current by industrial computer analysis thus obtain oscillogram and current maxima, virtual value, the cut-off current of electric current
It is worth with movement time.
Owing to have employed technique scheme, present invention have the advantage that:
The electric energy meter external on-load switch identification system that the present invention provides uses camera automatic shooting appearance images and carries out image point
Analysis processes, thus forms corresponding performance data signal, and this system is except carrying out automatic outward appearance to the external on-load switch of electric energy meter
The function taken pictures, the simultaneously compatible tripping characteristic test function of the external on-load switch of electric energy meter;This system solves electric energy simultaneously
Off-balancesheet is put the automatic outward appearance of on-load switch and is taken pictures and tripping characteristic test function.
Other advantages, target and the feature of the present invention will be illustrated to a certain extent in the following description, and at certain
In kind of degree, will be apparent to those skilled in the art based on to investigating hereafter, or can be from this
Bright practice is instructed.The target of the present invention and other advantages can be realized by description below and obtain.
Accompanying drawing explanation
The accompanying drawing of the present invention is described as follows.
Fig. 1 is the system hardware figure of the present invention.
Fig. 2 is the multiple magnetic circuit transformer fundamental diagram of the present invention.
Fig. 3 is that tripping characteristic tests module fundamental diagram.
In figure: 1 be cabinet, 2 for test platform, 3 for miniature circuit breaker, 4 for strip source, 5 for camera, 6 for straight line slide
Platform, 7 for reason device.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
Embodiment 1
As it can be seen, the present embodiment provide a kind of electric energy meter external on-load switch identification system, including cabinet 1, test platform 2,
Strip source 4, camera 5, straight line slide unit 6 and processor 7;
Described straight line slide unit is arranged at cabinet top, and described cabinet upper inner arranges camera, and described camera is arranged at straight line slide unit
On, described camera is for gathering the image of the external on-load switch of electric energy meter, and the on-load switch of the present embodiment is miniature circuit breaker 3,
Described camera is connected with processor, and sends the image of picked-up to processor;Described strip source be arranged in cabinet for for
Illuminating ray is provided during camera shooting electric energy meter external on-load switch image;It is flat that the external on-load switch of described electric energy meter is arranged at test
On platform.
Described test platform includes support and adjustable plate washer;
Described test platform is arranged in cabinet by support, described test platform is provided with for regulating on-load switch position
Adjustable plate washer.
Described camera is arranged on straight line slide unit by installing rack, for regulating the position of camera, described mounting bracket is provided with
For regulating the handwheel of mounting bracket position.
Described processor includes electrical image acquisition module, image pre-processing module, image characteristics extraction module and DBM;
Described image capture module is used for gathering electric energy meter external on-load switch image image transmitting to monitor and image pick-up card
In;
Described image pre-processing module, obtains binary image for the image collected is carried out pretreatment;
Described image characteristics extraction module, is used for identifying that binary image obtains electric energy meter external on-load switch characteristic signal.
Described DBM, for being deposited into external for electric energy meter on-load switch characteristic signal in corresponding Database Systems and shape
Become testing journal sheet's data.
Embodiment 2
The electric energy meter external on-load switch identification system that the present embodiment provides uses industrial camera (built-in servomotor), by movement
Camera can carry out visual examination by on-load switch external to electric energy meter.Outward appearance mainly check the working of plastics that exposes either with or without crackle, aberration,
Bubble, pore, weld mark, shrink mark, stream trace, filamentary silver, white seal, variegated point, plucking, overlap, color inequality, warpage,
The defects such as layering, damage;The metalwork coating for protection against corrosion exposed is the most glossy, have free of pinholes, pit, bubble, blackout etc. lacks
Fall into.
After outward appearance detection function completes, by external for electric energy meter on-load switch characteristic information, form report data, and upload data base
Preserve.Mainly there are the information such as the size of the external on-load switch of electric energy meter, Error Location and type.Then by camera by watching
Taking motor and move on at spaciousness, the external on-load switch of electric energy meter carries out connection automatically by compression joint mechanism, is sent by host computer
Test command carries out tripping characteristic test.According to national standard and IEC standard, when carrying out trip action and adjusting, it should pass to
Aperiodic component is the standard sine wave electric current of zero.The current waveform of this device output is entirely sine wave, and application microcomputer carries out essence
Close metering, can obtain test current oscillogram and test current maximum, virtual value, cut-off current, movement time accurately
Value etc..
Electric energy meter external on-load switch identification system is made up of hardware system and software system two parts, and hardware system is used for constructing electricity
Off-balancesheet can put on-load switch collection environment, it is achieved image acquisition and data transmission, software system is mainly used to realize graphical analysis
With process.Native system uses machine vision to combine mechanical technique, utilizes image processing algorithm to be analyzed, obtains electric energy meter external
On-load switch size, open defect (slight crack, broken hole, spot, etc.) information, form Sample Storehouse, by electric energy meter to be measured outside
The standard information putting on-load switch and Sample Storehouse compares, it is achieved the automatic detection of object to be measured.
Wherein, electric energy meter external on-load switch outward appearance detecting system is mainly by casing, test platform, strip source, phase
Machine, camera lens, straight line slide unit, computer etc. form, as it is shown in figure 1, Fig. 1 is system hardware figure;Casing is mainly by aluminum
Plate is constituted, four face seals, and side can be opened, and is used for protecting identification system hardware and blocking ambient light.It is placed above in cabinet
One camera, is used for gathering image, and camera is connected with computer, sends the image of picked-up to computer.A left side at video camera
Before and after the right side, downside is each places LED bar graph light source, is used for providing illumination.Below for placing the test platform of miniature on-load switch.
The test platform that the present embodiment provides is placed in seal box by certain altitude, and the above is a platform, on platform three
Direction has adjustable plate washer, also positions the position of miniature on-load switch.In view of the size of miniature on-load switch, it is fixed to use
The mode of position upper left position positions, and makes whole miniature on-load switch be positioned at cabinet acquisition field of view and be positioned at visual field as far as possible
Centre.The present embodiment additionally provides the mounting bracket of camera, is arranged on by camera support on straight line slide unit, and right position is permissible
Automatically move.Main body uses helical structure, by the height of handwheel regulation support.
The electric energy meter external on-load switch identification system that the present embodiment provides, is used for realizing gathering electric energy meter external chopper image,
And it is carried out image procossing.Mainly it is made up of two parts, image acquisition and image processing section.Its software control interface comprises
Following operating function: system parameter settings and data record;Show current system conditions in real time;Communication interface parameter is arranged;System
The functions such as system startup, stopping.
(1) collecting part of image.External for electric energy meter on-load switch hands is put feeding case in appropriate location, be positioned at CCD just under
Side, CCD camera captured in real-time electric energy meter external on-load switch image.Gained video signal one tunnel exports monitor, in order to
In Field adjustment.Another road is transferred in the image pick-up card of industrial computer.
(2) Image semantic classification part.In order to eliminate the noise jamming in gatherer process, first to the image sequence file collected
Carry out pretreatment.Mainly include the processes such as the grey level enhancement of image, smothing filtering, rim detection and binary conversion treatment.Finally
The binary image being easy for identifying obtained, i.e. black white image.
(3) feature extraction.During measurement, first photographed standard electric energy meter external on-load switch figure by video camera by CCD camera
Sheet, as reference, is then identified the outward appearance of the external on-load switch of electric energy meter, contour curve, chi in this picture by software
Very little information, sets up Sample Storehouse.Then external for electric energy meter to be measured on-load switch is put into and case is gathered picture by CCD and processes,
Including Image semantic classification, registration, feature extraction and fixation and recognition, and compare with the box body parameter in Sample Storehouse.Finally give
Go out recognition result.
(4) data base and form.External for electric energy meter to be measured on-load switch is put in system, after test, forms electricity to be measured
Off-balancesheet can put on-load switch characteristic information, form report data, and upload data base and preserve.Mainly there is electric energy meter external negative
The information such as size, Error Location and the type of lotus switch.
The tripping characteristic test module that the present embodiment provides is carried out for multiple magnetic circuit transformer, wherein, and the skill of multiple magnetic circuit transformer
Art parameter is as described below:
Each magnetic circuit capacity: 16kVA, 8kVA, 8kVA, 16kVA;Specified bank capability: 48kVA;Capacity of short circuit (5S):
240kVA;Primary voltage: 380V;Primary each magnetic circuit electric current: 42A, 21A, 21A, 42A;Secondary voltage (the most also): 12V;
Secondary current (the most also): 4000A;Secondary short-time current (the most also): 20000A;Combined impedance :≤2.5%;Combination zero load
Electric current :≤7%.
As in figure 2 it is shown, Fig. 2 is multiple magnetic circuit transformer fundamental diagram, wherein, ZK is that phase selection switchs, S is tested negative
Lotus switchs, QS is Luo-coil, U2 is output voltage.Specific as follows: multiple magnetic circuit transformer TD sets four unit magnetic circuits, A,
B, C, D, total secondary output voltage is U2A, U2B, U2C, U2D sum, U2=U2A+U2B+U2C+U2D.Can be stablized
Sinewave output electric current.It is connected in secondary output current loop and has phase selection switch ZK and tested on-load switch S, Roche line
Output voltage U2 is transferred to desirable value by circle QS., then is closed a floodgate by test product on-load switch S, after phase selection switch ZK closes a floodgate,
There is electric current in test loop.Voltage signal that test current produces on Luo-coil QS input to microcomputer is gone forward side by side row operation.QS
Use Rogowski coil current sensor.Luo-coil is the coil of a kind of hollow circular, can be directly sleeved on measured conductor.
The alternating current flow through in conductor can produce the magnetic field of an alternate around conductor, thus induce in coil one with
The ac voltage signal that electric current no-load voltage ratio is proportional.The output voltage of coil can represent with formula Vout=M di/dt.M is line
The mutual inductance of circle, di/dt is then the no-load voltage ratio of electric current.Carried out by the voltage signal using a special integrator to be exported by coil
Integration can obtain another ac voltage signal, and this voltage signal can accurately reproduce the waveform of measured current signal.
Coil and integrator: Luo-coil and supporting integrator are a kind of general electrical measuring systemses, the occasion of application is very extensive,
It to the frequency of electric current to be measured, size of current, conductor size all without particular/special requirement.The output signal of system and power frequency are without directly
Connect relation, phase place be less than 0.1 degree, can measured waveform complexity current signal, such as great instantaneous current.
The linearity: one prominent feature of Luo-coil current measurement system is exactly that the linearity is good.Coil does not contains saturation element,
In range ability, the output signal of system and current signal to be measured are always linear.And the range size of system is not by line
Property degree determine, and depend on maximum breakdown voltage.Integrator is also linear, and range depends on the electrical characteristic of itself.Line
Property degree make well Luo-coil be very easy to demarcate because system can use common reference signal to demarcate, calibrated
System is all linear in whole range ability, and measurement result is all accurately.Simultaneously because the linearity is good, the range of system
Can arbitrarily determine, transient response ability highlights.
Output instruction: the ac voltage signal of integration output can use on any input impedance electrical equipment more than 10kohm,
Such as voltmeter, oscillograph, transient impact monitor or protection system.The DC current signal of integrator output can extensively be transported
It is used in data collecting system and automation control system.
Calibration coil and integrator: coil is demarcated and mainly determined coil mutual inductance coefficient, integrator demarcate mainly demarcate input and
Output signal.
Pressure regulator continuous-stable is adjustable, two TEDGC-7VA 0-250V single-phase voltage regulators coaxially assemble and be in series.Output electricity
380V AC is single-phase for pressure;0-430V AC is single-phase for output voltage;Output electric current 32A.
Fig. 3 is that tripping characteristic tests module fundamental diagram, when described tripping characteristic test module carries out trip action adjustment, logical
Crossing multiple magnetic circuit transformer and obtain stable sine-wave current, the low pressure that phase-selecting switch is placed in transformator is surveyed, and accesses transformation to weaken
The impact of transient process during device;Luo-coil+integrator is used to access microcomputer measurement electric current, to obtain test current ripple accurately
Shape figure and test current maximum, virtual value, cut-off current, value movement time etc..
Finally illustrating, above example is only in order to illustrate technical scheme and unrestricted, although with reference to preferably implementing
The present invention has been described in detail by example, it will be understood by those within the art that, can enter technical scheme
Row amendment or equivalent, without deviating from objective and the scope of the technical program, it all should contain the claim in the present invention
In the middle of scope.
Claims (7)
1. an electric energy meter external on-load switch identification system, it is characterised in that: include cabinet, test platform, strip source,
Camera, straight line slide unit and processor;
Described straight line slide unit is arranged at cabinet top, and described cabinet upper inner arranges camera, and described camera is arranged at straight line slide unit
On, described camera is for gathering the image of the external on-load switch of electric energy meter, and described camera is connected with processor, and by the figure of picked-up
As sending processor to;It is interior for carrying during for camera shooting electric energy meter external on-load switch image that described strip source is arranged at cabinet
For illuminating ray;The external on-load switch of described electric energy meter is arranged on test platform.
2. electric energy meter external on-load switch identification system as claimed in claim 1, it is characterised in that: described test platform includes
Support and adjustable plate washer;
Described test platform is arranged in cabinet by support, described test platform is provided with for regulating on-load switch position
Adjustable plate washer.
3. electric energy meter external on-load switch identification system as claimed in claim 1, it is characterised in that: described camera is by installing
Erection is placed on straight line slide unit, for regulating the position of camera, described mounting bracket is provided with for regulating mounting bracket position
Handwheel.
4. electric energy meter external on-load switch identification system as claimed in claim 1, it is characterised in that: described processor includes electricity
Image capture module, image pre-processing module, image characteristics extraction module and DBM;
Described image capture module is used for gathering electric energy meter external on-load switch image image transmitting to monitor and image pick-up card
In;
Described image pre-processing module, obtains binary image for the image collected is carried out pretreatment;
Described image characteristics extraction module, is used for identifying that binary image obtains electric energy meter external on-load switch characteristic signal.
Described DBM, for being deposited into external for electric energy meter on-load switch characteristic signal in corresponding Database Systems and shape
Become testing journal sheet's data.
5. electric energy meter external on-load switch identification system as claimed in claim 4, it is characterised in that: described processor also sets
Be equipped with the external on-load switch of electric energy meter tripping characteristic test module, described tripping characteristic test module include multiple magnetic circuit transformer,
Separating brake switch, Luo-coil, integrator and industrial computer;
The sine-wave current of generation is input to separating brake switch by described multiple magnetic circuit transformer;
Described Luo-coil is connected between separating brake switch and tested chopper;
The measurement electric current detected is input in industrial computer by described Luo-coil by integrator;
Described industrial computer for analyze measure electric current thus obtain the oscillogram of electric current and current maxima, virtual value, cut-off current,
Movement time is worth.
6. an electric energy meter external on-load switch recognition methods, it is characterised in that: comprise the following steps:
S1: image collecting device is arranged at electric energy meter casing top;
S2: the image of the external on-load switch of position acquisition electric energy meter of regulation image collecting device;
S3: image is transported in image processor;
S4: the described image processor image to collecting carries out pretreatment and obtains binary image;
S5: obtain the characteristic signal of the external on-load switch of electric energy meter according to binary image;
S6: the characteristic signal of external for electric energy meter on-load switch is deposited in corresponding Database Systems and forms testing journal sheet's data.
7. electric energy meter external on-load switch recognition methods as claimed in claim 6, it is characterised in that: described processor also sets
Being equipped with the tripping characteristic test module of the external on-load switch of electric energy meter, described tripping characteristic test module realizes according to following steps:
S51: the sine-wave current that generated by multiple magnetic circuit transformer is also input to separating brake switch;
S52: Luo-coil is connected between separating brake switch and tested chopper;
S53: obtain the measurement electric current that detects of Luo-coil by integrator and be input in industrial computer;
S54: measure electric current by industrial computer analysis thus obtain oscillogram and current maxima, virtual value, the cut-off current of electric current
It is worth with movement time.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106441678A (en) * | 2016-11-10 | 2017-02-22 | 国网冀北电力有限公司电力科学研究院 | System and method for measuring primary pressure of contact of load switch spring system |
CN107255874A (en) * | 2017-08-10 | 2017-10-17 | 国网重庆市电力公司电力科学研究院 | A kind of electric energy meter liquid-crystal apparatus fault detection method and system |
CN107388964A (en) * | 2017-07-17 | 2017-11-24 | 国网重庆市电力公司电力科学研究院 | A kind of exposed working of plastics detection method of electric energy meter and system |
CN116338449A (en) * | 2023-05-26 | 2023-06-27 | 中铁电气化局集团有限公司 | Online testing method and system for switching characteristics of circuit breaker |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101603818A (en) * | 2009-07-14 | 2009-12-16 | 中国科学院安徽光学精密机械研究所 | Cigarette tipping paper hole line width, hole line-spacing hem width degree measurement mechanism and method |
CN201653450U (en) * | 2010-04-27 | 2010-11-24 | 杭州电子科技大学 | Digital display meter automatic calibration device based on machine vision |
CN203053880U (en) * | 2013-01-29 | 2013-07-10 | 中国计量学院 | Machine vision-based automatic smart electric meter appearance defect inspection device |
CN104267337A (en) * | 2014-08-01 | 2015-01-07 | 云南电力试验研究院(集团)有限公司电力研究院 | All-in-one detecting platform and state recognition system based on circuit breaker operating mechanism |
CN204154863U (en) * | 2014-08-13 | 2015-02-11 | 国家电网公司 | A kind of miniature circuit breaker dropout test macro |
CN105425142A (en) * | 2014-09-17 | 2016-03-23 | 哈尔滨理大晟源科技开发有限公司 | Test method of high-voltage switch motion mechanical property test system |
-
2016
- 2016-08-11 CN CN201610653750.8A patent/CN106019145B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101603818A (en) * | 2009-07-14 | 2009-12-16 | 中国科学院安徽光学精密机械研究所 | Cigarette tipping paper hole line width, hole line-spacing hem width degree measurement mechanism and method |
CN201653450U (en) * | 2010-04-27 | 2010-11-24 | 杭州电子科技大学 | Digital display meter automatic calibration device based on machine vision |
CN203053880U (en) * | 2013-01-29 | 2013-07-10 | 中国计量学院 | Machine vision-based automatic smart electric meter appearance defect inspection device |
CN104267337A (en) * | 2014-08-01 | 2015-01-07 | 云南电力试验研究院(集团)有限公司电力研究院 | All-in-one detecting platform and state recognition system based on circuit breaker operating mechanism |
CN204154863U (en) * | 2014-08-13 | 2015-02-11 | 国家电网公司 | A kind of miniature circuit breaker dropout test macro |
CN105425142A (en) * | 2014-09-17 | 2016-03-23 | 哈尔滨理大晟源科技开发有限公司 | Test method of high-voltage switch motion mechanical property test system |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106441678A (en) * | 2016-11-10 | 2017-02-22 | 国网冀北电力有限公司电力科学研究院 | System and method for measuring primary pressure of contact of load switch spring system |
CN107388964A (en) * | 2017-07-17 | 2017-11-24 | 国网重庆市电力公司电力科学研究院 | A kind of exposed working of plastics detection method of electric energy meter and system |
CN107255874A (en) * | 2017-08-10 | 2017-10-17 | 国网重庆市电力公司电力科学研究院 | A kind of electric energy meter liquid-crystal apparatus fault detection method and system |
CN116338449A (en) * | 2023-05-26 | 2023-06-27 | 中铁电气化局集团有限公司 | Online testing method and system for switching characteristics of circuit breaker |
CN116338449B (en) * | 2023-05-26 | 2023-08-11 | 中铁电气化局集团有限公司 | Online testing method and system for switching characteristics of circuit breaker |
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