CN107196219A - A kind of intelligent dust-proof control method of high-low pressure transformation cabinet and system - Google Patents
A kind of intelligent dust-proof control method of high-low pressure transformation cabinet and system Download PDFInfo
- Publication number
- CN107196219A CN107196219A CN201710334916.4A CN201710334916A CN107196219A CN 107196219 A CN107196219 A CN 107196219A CN 201710334916 A CN201710334916 A CN 201710334916A CN 107196219 A CN107196219 A CN 107196219A
- Authority
- CN
- China
- Prior art keywords
- exposed element
- image
- transformation cabinet
- similarity
- exposed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of intelligent dust-proof control method of high-low pressure transformation cabinet and system, including：Exposed element present image in S1, collection transformation cabinet；S2, exposed element present image is carried out to pre-process and obtain exposed element pretreatment image；S3, judge exposed element pretreatment image whether meet carry out contrast operation minimum standard, if so, perform S3；If it is not, performing S1；S4, exposed element pretreatment image and exposed element preset standard image be subjected to similarity-rough set, obtain target similarity Q, target similarity Q is compared with default similarity again, transformation cabinet is aerated or dedusting is carried out to exposed element in transformation cabinet in preset time in preset time according to comparative result.
Description
Technical field
The present invention relates to transformation cabinet control technology field, more particularly to a kind of intelligent dust-proof controlling party of high-low pressure transformation cabinet
Method and system.
Background technology
Transformation cabinet is to enter the casing that line translation, collection neutralize the place of distribution to the voltage and current of electric energy in power system,
Comprising many exposed components for being used to carry out voltage and current conversion in transformation cabinet, transformation cabinet is typically placed in roadside, field,
Or working site, and often these places can cause a large amount of dust metallic particles to enter transformation cabinet, after dust enters Electric Appliance Cabinet：
First is attached on the exposed component of electrical equipment due to dust, moisture in air is reabsorbed after dust covering, to partial denudation
Component can corrode, may cause for a long time insulativity reduction, short circuit, ground connection etc. failure, in some instances it may even be possible to cause get an electric shock
Danger；Second easily influences the ventilation and heat of heater element, causes wind path dyshaemia of divulging information, so as to cause equipment because of heating
And the harm declined of insulating；The most metal-particle-containing of dust of 3rd, especially smelter, helping can make on electrical equipment
Bunchiness electrification, it is serious when can cause ground connection or short circuit major accident.
The content of the invention
The technical problem existed based on background technology, the present invention proposes a kind of dust-proof control of intelligent high-low pressure transformation cabinet
Method and system.
The intelligent dust-proof control method of high-low pressure transformation cabinet proposed by the present invention, including：
Exposed element present image in S1, collection transformation cabinet；
S2, exposed element present image is carried out to pre-process and obtain exposed element pretreatment image；
S3, judge exposed element pretreatment image whether meet carry out contrast operation minimum standard, if so, perform S3；
If it is not, performing S1；
S4, exposed element pretreatment image and exposed element preset standard image be subjected to similarity-rough set, obtain target
Similarity Q, then target similarity Q is compared with default similarity, according to comparative result in preset time to transformation cabinet
It is aerated or dedusting is carried out to exposed element in transformation cabinet in preset time.
Preferably, step S2, is specifically included：
Exposed element present image is zoomed in and out according to exposed element preset standard image size；
The transparency for zooming in and out the exposed element present image after processing is reduced to A, exposed element pretreatment is obtained
Image.
Preferably, it is described to check whether exposed element pretreatment image meets the minimum of progress contrast operation in step S3
Standard, is specifically included：
Check in exposed element pretreatment image whether there is exposed component information；
Check whether the picture quality of exposed element pretreatment image reaches preset quality, when 2 inspection results are to be
When, judge that exposed element pretreatment image meets the minimum standard for carrying out contrast operation.
Preferably, step S4, is specifically included：Default similarity includes ventilation similarity Q0With dedusting similarity Q1, wherein Q1
<Q0；
Work as Q1<Q≤Q0When, transformation cabinet is aerated in preset time；
As Q≤Q1When, dedusting is carried out to exposed element in transformation cabinet in preset time.
Preferably, in step sl, exposed element present image in transformation cabinet is gathered by camera.
A kind of intelligent dust-proof control system of high-low pressure transformation cabinet, including：
Image capture module, for gathering exposed element present image in transformation cabinet；
Pretreatment module, for exposed element present image pre-process obtaining exposed element pretreatment image；
Judge module, for judging whether exposed element pretreatment image meets the minimum standard of progress contrast operation, if
It is to send exposed element pretreatment image to comparison module；If it is not, image capture module resurveys exposed member in transformation cabinet
Part present image, the freshly harvested element present image of pretreatment module counterweight pre-process obtaining exposed element pretreatment figure
Picture, until judge module judges that exposed element pretreatment image meets the minimum standard for carrying out contrast operation；
Similarity-rough set module, for exposed element pretreatment image is similar to exposed element preset standard image progress
Degree compares, and obtains target similarity Q；
Respond module, for Q pairs of similarity of mark to be compared with default similarity, according to comparative result in preset time
It is interior that transformation cabinet is aerated or dedusting is carried out to exposed element in transformation cabinet in preset time.
Preferably, the pretreatment module, specifically for：
Exposed element present image is zoomed in and out according to exposed element preset standard image size；
The transparency for zooming in and out the exposed element present image after processing is reduced to A, exposed element pretreatment is obtained
Image.
Preferably, the judge module, specifically for：
Check in exposed element pretreatment image whether there is exposed component information；
Check whether the picture quality of exposed element pretreatment image reaches preset quality, when 2 inspection results are to be
When, judge that exposed element pretreatment image meets the minimum standard for carrying out contrast operation.
Preferably, the respond module, specifically for：Default similarity includes ventilation similarity Q0With dedusting similarity Q1,
Wherein Q1<Q0；
Work as Q1<Q≤Q0When, transformation cabinet is aerated in preset time；
As Q≤Q1When, dedusting is carried out to exposed element in transformation cabinet in preset time.
Preferably, described image acquisition module at least includes an IMAQ submodule.
The present invention carries out pre-processing by gathering exposed element present image in transformation cabinet to exposed element present image
, will after judging that exposed element pretreatment image meets the minimum standard for carrying out contrast operation to exposed element pretreatment image
Exposed element pretreatment image and exposed element preset standard image carry out similarity-rough set, obtain target similarity, then by mesh
Mark similarity is compared with default similarity, transformation cabinet is aerated or default in preset time according to comparative result
Dedusting is carried out to exposed element in transformation cabinet in time.
In this way, carrying out similarity ratio by exposed element pretreatment image in transformation cabinet and exposed element preset standard image
Compared with the size of amount of dust in transformation cabinet can clearly being understood, when amount of dust is less, by being aerated in transformation cabinet, subtracting
The dust adhered in few transformation cabinet on exposed element, when amount of dust is larger in transformation cabinet, dedusting is carried out to transformation cabinet, to protect
Exposed element in transformation cabinet, while being aerated to transformation cabinet, ensures the unimpeded of ventilation wind path, it is to avoid because dust causes power transformation
The damage of each element in cabinet, greatly reduces transformation cabinet and occurs accident probability.
Brief description of the drawings
Fig. 1 is a kind of method flow diagram of the intelligent dust-proof control method of high-low pressure transformation cabinet；
Fig. 2 is a kind of module diagram of the intelligent dust-proof control system of high-low pressure transformation cabinet.
Embodiment
Reference picture 1, the present invention proposes a kind of intelligent dust-proof control method of high-low pressure transformation cabinet, it is characterised in that including：
Exposed element present image in step S1, collection transformation cabinet；
In step sl, exposed element present image in transformation cabinet is gathered by camera；
In the present embodiment, each exposed element in transformation cabinet is taken pictures by camera, obtains dew element current
Image.
Step S2, to exposed element present image pre-process obtaining exposed element pretreatment image；
Step S2, is specifically included：
Exposed element present image is zoomed in and out according to exposed element preset standard image size；
The transparency for zooming in and out the exposed element present image after processing is reduced to A, exposed element pretreatment is obtained
Image；
In the present embodiment, because the image of the exposed element present image of collection is not onesize, so needing
Exposed element present image is zoomed in and out, it is same that exposed element present image is scaled into exposed element preset standard image
Size, facilitates the comparison of follow-up similarity, carries out reducing transparent to being adjusted the exposed element present image after size operation
Degree processing, facilitates the comparison of follow-up similarity.
Step S3, judges whether exposed element pretreatment image meets the minimum standard for carrying out contrast operation, if so, performing
S3；If it is not, performing S1；
It is described to check whether exposed element pretreatment image meets the minimum standard for carrying out contrast operation, tool in step S3
Body includes：
Check in exposed element pretreatment image whether there is exposed component information；
Check whether the picture quality of exposed element pretreatment image reaches preset quality, when 2 inspection results are to be
When, judge that exposed element pretreatment image meets the minimum standard for carrying out contrast operation.
In the present embodiment, from whether having whether exposed component information and picture quality reach preset quality to exposed member
Part pretreatment image is checked, confirms to check in exposed element pretreatment image there is exposed component information, and picture matter really
Amount reaches default standard, with the similarity-rough set error for preventing picture problem from bringing.
Step S4, carries out similarity-rough set by exposed element pretreatment image and exposed element preset standard image, obtains
Target similarity Q, then target similarity Q is compared with default similarity, according to comparative result in preset time to becoming
Electric cabinet is aerated or carries out dedusting to exposed element in transformation cabinet in preset time.
Step S4, is specifically included：Default similarity includes ventilation similarity Q0With dedusting similarity Q1, wherein Q1<Q0；
Work as Q1<Q≤Q0When, transformation cabinet is aerated in preset time；
As Q≤Q1When, dedusting is carried out to exposed element in transformation cabinet in preset time.
In the present embodiment, exposed element pretreatment image and exposed element preset standard image are subjected to similarity ratio
Compared with, when similarity higher than ventilation similarity when, illustrate that amount of dust is smaller in transformation cabinet, without processing, when similarity less than divulge information
When similarity is higher than dedusting similarity, illustrates to include a small amount of dust, it is necessary to be aerated transformation cabinet processing in transformation cabinet, work as phase
When being less than dedusting similarity like degree, illustrate in transformation cabinet comprising a large amount of dusts, it is necessary to carry out dust removal process to transformation cabinet.
Reference picture 2, a kind of intelligent dust-proof control system of high-low pressure transformation cabinet proposed by the present invention, including：
Image capture module, for gathering exposed element present image in transformation cabinet；
Image capture module at least includes an IMAQ submodule.
In the present embodiment, image is carried out to each exposed element in transformation cabinet by least one IMAQ submodule
Collection.
Pretreatment module, for exposed element present image pre-process obtaining exposed element pretreatment image；
Pretreatment module, specifically for：
Exposed element present image is zoomed in and out according to exposed element preset standard image size；
The transparency for zooming in and out the exposed element present image after processing is reduced to A, exposed element pretreatment is obtained
Image；
In the present embodiment, because the image of the exposed element present image of collection is not onesize, so needing
Exposed element present image is zoomed in and out, it is same that exposed element present image is scaled into exposed element preset standard image
Size, facilitates the comparison of follow-up similarity, carries out reducing transparent to being adjusted the exposed element present image after size operation
Degree processing, facilitates the comparison of follow-up similarity.
Judge module, for judging whether exposed element pretreatment image meets the minimum standard of progress contrast operation, if
It is to send exposed element pretreatment image to comparison module；If it is not, image capture module resurveys exposed member in transformation cabinet
Part present image, the freshly harvested element present image of pretreatment module counterweight pre-process obtaining exposed element pretreatment figure
Picture, until judge module judges that exposed element pretreatment image meets the minimum standard for carrying out contrast operation；
Judge module, specifically for：
Check in exposed element pretreatment image whether there is exposed component information；
Check whether the picture quality of exposed element pretreatment image reaches preset quality, when 2 inspection results are to be
When, judge that exposed element pretreatment image meets the minimum standard for carrying out contrast operation.
In the present embodiment, from whether having whether exposed component information and picture quality reach preset quality to exposed member
Part pretreatment image is checked, confirms to check in exposed element pretreatment image there is exposed component information, and picture matter really
Amount reaches default standard, with the similarity-rough set error for preventing picture problem from bringing.
Similarity-rough set module, for exposed element pretreatment image is similar to exposed element preset standard image progress
Degree compares, and obtains target similarity Q；
In the present embodiment, pretreatment image and exposed element preset standard image are subjected to similarity-rough set, passed through
Similarity size can be appreciated that amount of dust on the exposed component of transformation cabinet energy.
Respond module, for Q pairs of similarity of mark to be compared with default similarity, according to comparative result in preset time
It is interior that transformation cabinet is aerated or dedusting is carried out to exposed element in transformation cabinet in preset time.
Respond module, specifically for：Default similarity includes ventilation similarity Q0With dedusting similarity Q1, wherein Q1<Q0；
Work as Q1<Q≤Q0When, transformation cabinet is aerated in preset time；
As Q≤Q1When, dedusting is carried out to exposed element in transformation cabinet in preset time.
In the present embodiment, when similarity is higher than ventilation similarity, illustrate that amount of dust is smaller in transformation cabinet, without place
Reason, when similarity is higher than dedusting similarity less than ventilation similarity, illustrates in transformation cabinet comprising a small amount of dust, it is necessary to power transformation
Cabinet is aerated processing, when similarity is less than dedusting similarity, illustrates in transformation cabinet comprising a large amount of dusts, it is necessary to transformation cabinet
Carry out dust removal process.
Present embodiment carries out phase by exposed element pretreatment image in transformation cabinet with exposed element preset standard image
Compare like degree, can clearly understand the size of amount of dust in transformation cabinet, when amount of dust is less, by being led in transformation cabinet
Wind, reduces the Hui Cheng adhered in transformation cabinet on exposed element, when amount of dust is larger in transformation cabinet, and dedusting is carried out to transformation cabinet,
To protect exposed element in transformation cabinet, while being aerated to transformation cabinet, the unimpeded of ventilation wind path is ensured, it is to avoid because dust is led
The damage of each element in transformation cabinet is caused, transformation cabinet is greatly reduced and occurs accident probability.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (10)
1. a kind of intelligent dust-proof control method of high-low pressure transformation cabinet, it is characterised in that including：
Exposed element present image in S1, collection transformation cabinet；
S2, exposed element present image is carried out to pre-process and obtain exposed element pretreatment image；
S3, judge exposed element pretreatment image whether meet carry out contrast operation minimum standard, if so, perform S3；If it is not,
Perform S1；
S4, exposed element pretreatment image and exposed element preset standard image be subjected to similarity-rough set, obtain target similar
Q is spent, then target similarity Q is compared with default similarity, transformation cabinet is carried out in preset time according to comparative result
Ventilation carries out dedusting in preset time to exposed element in transformation cabinet.
2. the intelligent dust-proof control method of high-low pressure transformation cabinet according to claim 1, it is characterised in that step S2, tool
Body includes：
Exposed element present image is zoomed in and out according to exposed element preset standard image size；
The transparency for zooming in and out the exposed element present image after processing is reduced to A, exposed element pretreatment image is obtained.
3. the intelligent dust-proof control method of high-low pressure transformation cabinet according to claim 1, it is characterised in that in step S3,
It is described to check whether exposed element pretreatment image meets the minimum standard for carrying out contrast operation, specifically include：
Check in exposed element pretreatment image whether there is exposed component information；
Check whether the picture quality of exposed element pretreatment image reaches preset quality, when 2 inspection results are to be, sentence
Exposed element pretreatment image of breaking meets the minimum standard for carrying out contrast operation.
4. the intelligent dust-proof control method of high-low pressure transformation cabinet according to claim 1, it is characterised in that step S4, tool
Body includes：Default similarity includes ventilation similarity Q0With dedusting similarity Q1, wherein Q1<Q0；
Work as Q1<Q≤Q0When, transformation cabinet is aerated in preset time；
As Q≤Q1When, dedusting is carried out to exposed element in transformation cabinet in preset time.
5. the intelligent dust-proof control method of high-low pressure transformation cabinet according to claim 1, it is characterised in that in step S1
In, exposed element present image in transformation cabinet is gathered by camera.
6. a kind of intelligent dust-proof control system of high-low pressure transformation cabinet, it is characterised in that including：
Image capture module, for gathering exposed element present image in transformation cabinet；
Pretreatment module, for exposed element present image pre-process obtaining exposed element pretreatment image；
Judge module, for judging whether exposed element pretreatment image meets the minimum standard of progress contrast operation, if so, will
Exposed element pretreatment image is sent to comparison module；Work as if it is not, image capture module resurveys exposed element in transformation cabinet
Preceding image, the freshly harvested element present image of pretreatment module counterweight pre-process obtaining exposed element pretreatment image, directly
Judge that exposed element pretreatment image meets the minimum standard of progress contrast operation to judge module；
Similarity-rough set module, for exposed element pretreatment image and exposed element preset standard image to be carried out into similarity ratio
Compared with obtaining target similarity Q；
Respond module, for will mark Q pairs of similarity be compared with default similarity, according to comparative result in preset time it is right
Transformation cabinet is aerated or carries out dedusting to exposed element in transformation cabinet in preset time.
7. the intelligent dust-proof control system of high-low pressure transformation cabinet according to claim 6, it is characterised in that the pretreatment
Module, specifically for：
Exposed element present image is zoomed in and out according to exposed element preset standard image size；
The transparency for zooming in and out the exposed element present image after processing is reduced to A, exposed element pretreatment image is obtained.
8. the intelligent dust-proof control system of high-low pressure transformation cabinet according to claim 6, it is characterised in that the judgement mould
Block, specifically for：
Check in exposed element pretreatment image whether there is exposed component information；
Check whether the picture quality of exposed element pretreatment image reaches preset quality, when 2 inspection results are to be, sentence
Exposed element pretreatment image of breaking meets the minimum standard for carrying out contrast operation.
9. the intelligent dust-proof control system of high-low pressure transformation cabinet according to claim 6, it is characterised in that the response mould
Block, specifically for：Default similarity includes ventilation similarity Q0With dedusting similarity Q1, wherein Q1<Q0；
Work as Q1<Q≤Q0When, transformation cabinet is aerated in preset time；
As Q≤Q1When, dedusting is carried out to exposed element in transformation cabinet in preset time.
10. the intelligent dust-proof control system of high-low pressure transformation cabinet according to claim 6, it is characterised in that described image
Acquisition module at least includes an IMAQ submodule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710334916.4A CN107196219B (en) | 2017-05-12 | 2017-05-12 | A kind of dust-proof control method of intelligence high-low pressure transformation cabinet and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710334916.4A CN107196219B (en) | 2017-05-12 | 2017-05-12 | A kind of dust-proof control method of intelligence high-low pressure transformation cabinet and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107196219A true CN107196219A (en) | 2017-09-22 |
| CN107196219B CN107196219B (en) | 2019-06-25 |
Family
ID=59873190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710334916.4A Expired - Fee Related CN107196219B (en) | 2017-05-12 | 2017-05-12 | A kind of dust-proof control method of intelligence high-low pressure transformation cabinet and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107196219B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446039A (en) * | 2022-09-26 | 2022-12-09 | 深圳市奥格斯特科技有限公司 | Visual inspection dust removal method, system, equipment and computer readable storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022618A (en) * | 2006-02-14 | 2007-08-22 | 三星电子株式会社 | Multimedia content production method for portable device |
| CN102287213A (en) * | 2011-06-29 | 2011-12-21 | 中交第二公路勘察设计研究院有限公司 | Double-hole complementary network ventilation experimental model |
| CN103292417A (en) * | 2013-05-20 | 2013-09-11 | 四川长虹电器股份有限公司 | Dust collecting method for air conditioners |
| CN103327047A (en) * | 2012-03-21 | 2013-09-25 | 三星电子（中国）研发中心 | System and method for providing service |
| CN104392219A (en) * | 2014-11-21 | 2015-03-04 | 上海箩箕技术有限公司 | Biological information identification method and device |
| CN104775841A (en) * | 2015-03-02 | 2015-07-15 | 陕西陕煤黄陵矿业有限公司 | Ventilation network security division partitioning method oriented to mine air points |
| CN105447443A (en) * | 2015-06-16 | 2016-03-30 | 北京天诚盛业科技有限公司 | Method and device for improving identification accuracy of iris identification device |
-
2017
- 2017-05-12 CN CN201710334916.4A patent/CN107196219B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022618A (en) * | 2006-02-14 | 2007-08-22 | 三星电子株式会社 | Multimedia content production method for portable device |
| CN102287213A (en) * | 2011-06-29 | 2011-12-21 | 中交第二公路勘察设计研究院有限公司 | Double-hole complementary network ventilation experimental model |
| CN103327047A (en) * | 2012-03-21 | 2013-09-25 | 三星电子（中国）研发中心 | System and method for providing service |
| CN103292417A (en) * | 2013-05-20 | 2013-09-11 | 四川长虹电器股份有限公司 | Dust collecting method for air conditioners |
| CN104392219A (en) * | 2014-11-21 | 2015-03-04 | 上海箩箕技术有限公司 | Biological information identification method and device |
| CN104775841A (en) * | 2015-03-02 | 2015-07-15 | 陕西陕煤黄陵矿业有限公司 | Ventilation network security division partitioning method oriented to mine air points |
| CN105447443A (en) * | 2015-06-16 | 2016-03-30 | 北京天诚盛业科技有限公司 | Method and device for improving identification accuracy of iris identification device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446039A (en) * | 2022-09-26 | 2022-12-09 | 深圳市奥格斯特科技有限公司 | Visual inspection dust removal method, system, equipment and computer readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107196219B (en) | 2019-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105740853A (en) | Theatre robot heat dissipation platform based on image recognition | |
| CN109544870B (en) | Alarm judgment method for intelligent monitoring system and intelligent monitoring system | |
| CN111553194B (en) | Method and system for detecting foreign matters in GIS equipment based on double light sources | |
| CN107196219A (en) | A kind of intelligent dust-proof control method of high-low pressure transformation cabinet and system | |
| CN104297645A (en) | Electrical equipment external discharging ultraviolet detection and analysis method and device | |
| Bandyopadhyay et al. | A combined image processing and Nearest Neighbor Algorithm tool for classification of incipient faults in induction motor drives | |
| CN101658966B (en) | System and method for round-cornered segmental cutting | |
| CN113569736A (en) | Disconnecting link state identification method and device, computer equipment and storage medium | |
| CN107102536A (en) | A kind of dust-proof automatic control system of transformation cabinet | |
| CN210490451U (en) | IPM protection system for flywheel energy storage device | |
| CN105529684B (en) | The infrared temperature-sensitive protective device and application method of a kind of high voltage device of transformer station | |
| CN113544922A (en) | Device for monitoring a switchgear | |
| CN1901629A (en) | Thermal imaging device | |
| CN110927548A (en) | System and method for detecting surge current bearing capacity of power semiconductor device | |
| CN208971121U (en) | Short circuit protective circuit of motor controller, motor control assembly and electric car | |
| CN104637030A (en) | Image enhancement method and device | |
| CN112950693A (en) | Intelligent electrostatic adsorption distance control method using Gaussian distribution probability value | |
| CN110689522A (en) | System and method for measuring thickness of each layer of cable based on binocular machine vision | |
| CN106093675A (en) | A kind of arc photosensor and arc light processing method | |
| CN206226626U (en) | A kind of remote control video link collects case apparatus | |
| JP2008136296A (en) | Power supply unit | |
| CN104580844A (en) | Image shooting device and method for generating air quality information | |
| WO2024082658A1 (en) | Method and system for temperature rise detection of air conditioner | |
| CN213240305U (en) | Novel three-phase current sampling device | |
| CN111463745B (en) | Method and system for removing interference signals in overcurrent protection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200910 Address after: No.15, south of Haining Road, Beidaihe Development Zone, Qinhuangdao City, Hebei Province Patentee after: Hebei qinkai Electrical Equipment Co.,Ltd. Address before: 238300 Wuwei County Wuhu Anhui Vocational Education Center non Urban Vocational College Students Pioneer Park Patentee before: WUHU LEJIA AUTOMATION MACHINERY Co.,Ltd. |
|
| 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: 20190625 |