CN103913150B - Intelligent electric energy meter electronic devices and components consistency detecting method - Google Patents
Intelligent electric energy meter electronic devices and components consistency detecting method Download PDFInfo
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- CN103913150B CN103913150B CN201410166559.1A CN201410166559A CN103913150B CN 103913150 B CN103913150 B CN 103913150B CN 201410166559 A CN201410166559 A CN 201410166559A CN 103913150 B CN103913150 B CN 103913150B
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 238000012360 testing method Methods 0.000 claims description 7
- 230000007547 defect Effects 0.000 claims description 3
- 238000002372 labelling Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000001186 cumulative effect Effects 0.000 claims description 2
- 230000007812 deficiency Effects 0.000 claims description 2
- 230000002950 deficient Effects 0.000 claims description 2
- 238000013100 final test Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims description 2
- 230000011218 segmentation Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 206010068052 Mosaicism Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 210000003765 sex chromosome Anatomy 0.000 description 1
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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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
- G01N2021/95638—Inspecting patterns on the surface of objects for PCB's
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a kind of intelligent electric energy meter electric power components and parts consistency detecting method, relate to image recognition, light source control technical field.This method comprises the following steps: 1. modeling plate; 2. pickup image; 3. electronic devices and components rough detection; 4. PCB accurately detects; 5. electronic devices and components Images Classification; 6. again determine; 7. Output rusults.The present invention by the rough detection of electronic devices and components, accurately detect, classification, again determine series of steps, make the consistency detection of electronic devices and components enough reliable and stable, reach the object of stable intelligent electric energy meter electronic devices and components consistency detection; The present invention is applicable to the electronic devices and components consistency detection of each Utilities Electric Co., electric energy meter manufacturer.
Description
Technical field
The present invention relates to image recognition, light source control technical field, be specifically related to a kind of intelligent electric energy meter electronic devices and components consistency detecting method.
Background technology
Along with applying of intelligent electric energy meter, the uniform quality sex chromosome mosaicism of intelligent electric energy meter receives publicity day by day.It is consistent with the quality condition of on-the-spot table that uniform quality is exactly requirement bid sample table, comprises PCB quality, software quality and electronic component quality.Whether electronic component quality is the key components of quality conformance, and the conforming main detection method of current intelligent electric energy meter electronic devices and components is artificial visually examine, use the electronic devices and components of the tested table of magnifier auxiliary detection consistent with bid sample.
There is shortcomings in existing manual detection method, as: there is artificial erroneous judgement in manual detection; It is low that the unicity of detection means causes detection efficiency; Manual detection is not easy to the unified management etc. of computing machine.
Therefore, improve intellectuality and the validity of intelligent meter electronic devices and components consistency detecting method, improve detection speed and stability, reducing flase drop is problem demanding prompt solution, and this is starting point of the present invention just also.
Summary of the invention
Object of the present invention is just the shortcoming and defect overcoming prior art existence, provides a kind of intelligent electric energy meter electronic devices and components consistency detecting method, to improve its validity of intelligence and intellectuality.
The object of the present invention is achieved like this:
This method, based on image recognition and light source control technology, by the contrast of different database templates, detects the intended target that will detect roughly; Judge to belong to any class target by the Word message of target, reach the object accurately detected; Application class algorithm filters out uninterested target; This method can detect the consistance of intelligent electric energy meter electronic devices and components accurate stable, and false drop rate is low.
The technical solution adopted in the present invention is:
One, intelligent electric energy meter electronic devices and components consistency detection system (abbreviation system)
Native system comprises working environment: video monitoring platform, comprehensive access gate and intelligent management server;
Be provided with intellectual analysis server;
Its annexation is: video monitoring platform, comprehensive access gate, intelligent management server are connected successively with intellectual analysis server.
Principle of work
Intellectual analysis server is connected to intelligent management server, and intellectual analysis server is according to the IP(Internet protocol of intelligent management server) and port be connected to intelligent management server; When user asks video intelligent analysis task, this request is sent to intelligent management server, intelligent management server records intellectual analysis server state, and by camera list equilibrium assignment to be detected to idle intellectual analysis server, intellectual analysis server taking turn equipment, obtain real-time video from camera and decode, obtain RGB (red, green, blue, RGB) data, then RGB data is analyzed, and testing result is reported to intelligent management server, result preserves by intelligent management server.User also can report to the police according to alarm type and date inquiries, statistics generating report forms.
Two, intelligent electric energy meter electronic devices and components consistency detecting method (abbreviation method)
This method comprises the following steps:
1. modeling plate;
2. pickup image;
3. electronic devices and components rough detection;
4. PCB accurately detects;
5. electronic devices and components Images Classification;
6. again determine;
7. Output rusults.
The present invention has following advantages and good effect:
1, by the rough detection of electronic devices and components, accurately detect, classification, again determine series of steps, make the consistency detection of electronic devices and components enough reliable and stable, reach the object of stable intelligent electric energy meter electronic devices and components consistency detection.
2, the present invention is applicable to the electronic devices and components consistency detection of each Utilities Electric Co., electric energy meter manufacturer.
Accompanying drawing explanation
Fig. 1 is the block diagram of native system;
In figure:
10-video monitoring platform,
11-the 1 video monitoring platform,
12-the 2 video monitoring platform
1N-the N video monitoring platform, N is natural number, N<10;
20-comprehensive access gate;
30-intelligent management server;
40-intellectual analysis server,
41-the 1 intellectual analysis server
4N-the N intellectual analysis server, N is natural number, N<100.
Fig. 2 is the block diagram of this method;
Fig. 3 is the process flow diagram of target following;
Fig. 4 is the process flow diagram accurately searched.
Embodiment
Below in conjunction with drawings and Examples to the detailed description of the invention:
One, system
1, overall
As Fig. 1, this statistical system comprises working environment: video monitoring platform 10, comprehensive access gate 20 and intelligent management server 30;
Be provided with intellectual analysis server 40;
Its annexation is: video monitoring platform 10, comprehensive access gate 20, intelligent management server 30 are connected successively with intellectual analysis server 40.
2, functional part
1) video monitoring platform 10
For user provides the business such as remote collection, transmission, Storage and Processing of real-time audio and video and various alerting signal.
2) comprehensive access gate 20
Realize the statistics access of video monitoring platform.
3) intelligent management server 30
Realize intelligent resource management, be in charge of intellectual analysis resource.
4) intellectual analysis server 40
Intellectual analysis server 40 is functional entitys that video intelligent is analyzed, a corresponding station server in physical distribution.Intellectual analysis server 40 is by multiple VA(video analysis unit) form, each VA can the intellectual analysis of complete independently one road video.
Specifically, the VA module of intellectual analysis server 40 comprises the functional software in general-purpose computer and implantation computer.
Major function is:
1. video intelligent analytical algorithm is realized;
2. be linked into intelligent management server 30, managed concentratedly by intelligent management server 30;
3. receive the video intelligent analysis request of intelligent management server 30, obtain video from video monitoring platform 10 and analyze;
4. diagnostic result is reported intelligent management server 30.
Two, method
As Fig. 2, this method performing step is as follows:
1. modeling plate-201
Selection standard circuit board image information, carries out modeling to the electronic devices and components on circuit board, and filling in detailed electronic devices and components information is examination criteria;
2. pickup image-202
Utilize industrial special camera to be detected to obtain vedio data, then compare according to input exterior sheathing image, finally output to intellectual analysis server for analysis;
3. electronic devices and components rough detection-203
Utilize vedio data, process intelligent electric energy meter electronic devices and components model respectively, by image to be detected and the comparison of standard advanced row figure, similar image is found to lock, then detect electronic devices and components model according to lock image, finally demonstrate qualified icon indicated value, thus can judge whether there is replacing sample interior hardware, and output on smart machine, finally outputting standard information on request simultaneously;
4. PCB accurately detects-204
In order to reach the object accurately detecting circuit board defect, carry out following operation respectively:
I, the place body of electronic devices and components is pcb boards, and in pcb board, common deficiency is many, mainly to detect for the purpose of Short Item, few part, so more accurately judges the quality of circuit board;
What II, intelligent electric meter adopted is all paster and integration module, and module is less, and accurately, gathers segmentation so adopt more, and subregion is detected;
5. electronic devices and components Images Classification-205
Use corresponding detection gray level image facture; For the classification of figure, use OCR+OpenCV method;
6. again-206 are determined
Stablize to make intelligent electric energy meter electronic devices and components consistency detecting method, also need to carry out a fine setting, if target correspondence position does not cause skew at assigned address or long-play, testing result is desired result not, so reach the desired check point of expection by fine-tuning mode;
7. Output rusults-207
Export final testing result.
Below key step is described in detail:
1, step 3.: electronic devices and components rough detection-203
As Fig. 3, performing step is as follows:
A, input present image-301;
B, primary electron components and parts detect-302, and pcb board detects-303;
C, primary electron components and parts upgrade-304, and pcb board upgrades-305;
D, search primary electron components and parts and whether change or lose-306;
E, output corresponding point Detection Information-307, be all find-308, otherwise lose or change-309;
F, formation image list-310;
G, image is exported-311 as a result.
2, step 4.: PCB accurately detects-204
It is utilize cumulative information and objective contour gradient information that PCB accurately detects-204, filters out non-defective target, reaches the object of stable detection.
As Fig. 4, PCB, accurately to detect-204 performing steps as follows:
A, input testing result image-401;
B, scan each electronic devices and components-402;
C, judge scanning whether find each components and parts-403, be all find-405, otherwise part find or do not find-404;
D, the accumulative each electronic devices and components-406 of image of scanning;
Whether the value of e, judging point is greater than normal examination criteria value 407, is be greater than arm's length standard-409, otherwise is less than arm's length standard-408;
F, gradation of image process-410 is carried out to image;
G, application connected component labeling algorithm, carry out connected component labeling-411 to electronic devices and components image;
H, calculating identify and compare-412 with data template;
I, export smart testing result-413.
Claims (3)
1. an intelligent electric energy meter electronic devices and components consistency detecting method, is characterized in that the method performing step is as follows:
1. modeling plate (201)
Selection standard circuit board image information, carries out modeling to the electronic devices and components on circuit board, and filling in detailed electronic devices and components information is examination criteria;
2. pickup image (202)
Utilize industrial special camera to be detected to obtain vedio data, then compare according to input exterior sheathing image, finally output to intellectual analysis server for analysis;
3. electronic devices and components rough detection (203)
Utilize vedio data, process intelligent electric energy meter electronic devices and components model respectively, by image to be detected and the comparison of standard advanced row figure, similar image is found to lock, then detect electronic devices and components model according to lock image, finally demonstrate qualified icon indicated value, thus can judge whether there is replacing sample interior hardware, and output on smart machine, finally outputting standard information on request simultaneously;
4. PCB accurately detects (204)
In order to reach the object accurately detecting circuit board defect, carry out following operation respectively:
I, the place body of electronic devices and components is pcb boards, and in pcb board, common deficiency is many, mainly to detect for the purpose of Short Item, few part, so more accurately judges the quality of circuit board;
What II, intelligent electric energy meter adopted is all paster and integration module, and module is less, and accurately, gathers segmentation so adopt more, and subregion is detected;
5. electronic devices and components Images Classification (205)
Use corresponding detection gray level image facture; For the classification of figure, use OCR+OpenCV method;
6. again determine (206)
Stablize to make intelligent electric energy meter electronic devices and components consistency detecting method, also need to carry out a fine setting, if target correspondence position does not cause skew at assigned address or long-play, testing result is desired result not, so reach the desired check point of expection by fine-tuning mode;
7. Output rusults (207)
Export final testing result.
2., by a kind of intelligent electric energy meter electronic devices and components consistency detecting method according to claim 1, it is characterized in that described electronic devices and components rough detection (203) performing step is as follows:
A, input present image (301);
B, primary electron components and parts detect (302), and pcb board detects (303);
C, primary electron components and parts upgrade (304), and pcb board upgrades (305);
D, search primary electron components and parts and whether change or lose (306);
E, output corresponding point Detection Information (307) all find (308), otherwise lose or change (309);
F, formation image list (310);
G, image to be exported (311) as a result.
3. by a kind of intelligent electric energy meter electronic devices and components consistency detecting method according to claim 1, it is characterized in that described PCB accurately detects (204) is utilize cumulative information and objective contour gradient information, filter out non-defective target, reach the object of stable detection;
Performing step is as follows:
A, input testing result image (401);
B, scan each electronic devices and components (402);
C, judge scanning whether find each components and parts (403), be all find (405), otherwise part find or do not find (404);
D, the accumulative each electronic devices and components of image (406) of scanning;
Whether the value of e, judging point is greater than normal examination criteria value (407), is be greater than arm's length standard (409), otherwise is less than arm's length standard (408);
F, gradation of image process (410) is carried out to image;
G, application connected component labeling algorithm, carry out connected component labeling (411) to electronic devices and components image;
H, calculating identify and compare with data template (412);
I, export smart testing result (413).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410166559.1A CN103913150B (en) | 2014-04-24 | 2014-04-24 | Intelligent electric energy meter electronic devices and components consistency detecting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410166559.1A CN103913150B (en) | 2014-04-24 | 2014-04-24 | Intelligent electric energy meter electronic devices and components consistency detecting method |
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| Publication Number | Publication Date |
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| CN103913150A CN103913150A (en) | 2014-07-09 |
| CN103913150B true CN103913150B (en) | 2016-03-16 |
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| CN201410166559.1A Expired - Fee Related CN103913150B (en) | 2014-04-24 | 2014-04-24 | Intelligent electric energy meter electronic devices and components consistency detecting method |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104700101B (en) * | 2015-04-01 | 2017-04-19 | 江苏苏源杰瑞电表有限公司 | Electric energy meter model detection method based on visual recognition |
| CN106093050A (en) * | 2016-05-27 | 2016-11-09 | 国网天津市电力公司 | A kind of for intelligent electric energy meter PCB encapsulation, the automatic checkout system of components and parts |
| CN108681705B (en) * | 2018-05-15 | 2022-08-23 | 国网重庆市电力公司电力科学研究院 | Metering equipment consistency judgment method and system based on pattern recognition |
| CN116027171B (en) * | 2022-12-23 | 2023-11-14 | 广东祺力电子有限公司 | Intelligent system and method for realizing PCBA (printed circuit board assembly) board test |
| CN116934745B (en) * | 2023-09-14 | 2023-12-19 | 创新奇智(浙江)科技有限公司 | Quality detection method and detection system for electronic component plugging clip |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0468371A2 (en) * | 1990-07-27 | 1992-01-29 | Dainippon Screen Mfg. Co., Ltd. | Method of and device for compensating for reading-position error of image sensor |
| CN1504742A (en) * | 2002-11-28 | 2004-06-16 | 威光机械工程股份有限公司 | Automatic optical detecting system for blemish assembly on printed circuit board |
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2014
- 2014-04-24 CN CN201410166559.1A patent/CN103913150B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0468371A2 (en) * | 1990-07-27 | 1992-01-29 | Dainippon Screen Mfg. Co., Ltd. | Method of and device for compensating for reading-position error of image sensor |
| CN1504742A (en) * | 2002-11-28 | 2004-06-16 | 威光机械工程股份有限公司 | Automatic optical detecting system for blemish assembly on printed circuit board |
Non-Patent Citations (3)
| Title |
|---|
| 《GB/T 11150-2001 电能表检验装置》;中华人民共和国国家质量监督检验检疫总局;《中华人民共和国国家标准》;20020301;4-6 * |
| 《GB/T 17215.701-2011 标准电能表》;中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会;《中华人民共和国国家标准》;20111201;1-3 * |
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