CN108168326A - The field visualized monitoring method of kiln temperature - Google Patents
The field visualized monitoring method of kiln temperature Download PDFInfo
- Publication number
- CN108168326A CN108168326A CN201711338911.5A CN201711338911A CN108168326A CN 108168326 A CN108168326 A CN 108168326A CN 201711338911 A CN201711338911 A CN 201711338911A CN 108168326 A CN108168326 A CN 108168326A
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- CN
- China
- Prior art keywords
- high speed
- image
- computer
- speed camera
- infrared
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
- F27D21/0014—Devices for monitoring temperature
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Radiation Pyrometers (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a kind of field visualized monitoring methods of kiln temperature, include the following steps：A, using high speed camera, and camera is adjusted with respect to the position and direction inside kiln；B, high speed camera and computer electrifying startup, computer form both-way communication with high speed camera and connect, and high speed camera carries out parameter initialization；C, computer exports control instruction to high speed camera, and high speed camera replaces conversion work in otherwise visible light color pattern with being carried out under near-infrared pattern；D, high speed camera collects visible image signal, the near infrared light image signal inside kiln respectively in otherwise visible light color pattern and near-infrared pattern, then transmits signals to computer；E, computer receives signal and is handled, analyzed, and obtains visualization coloured image, the near-infrared image inside kiln.Computer further handles signal to obtain visualization coloured image and near-infrared image, so as to accurately reflect temperature field and real-time combustion conditions.
Description
Technical field
The invention belongs to kiln production field, more particularly to a kind of field visualized monitoring method of kiln temperature.
Background technology
In industrial processes, possess a large amount of furnace equipment, need to be equipped with special equipment to the temperature inside kiln
And combustion process carry out Visual retrieval, so as to achieve the purpose that optimization burns, guarantees safe production, improves product quality.
In order to realize the visualizing monitor in temperature field, it is broadly divided into one camera scheme and double camera scheme at present：One camera scheme is general
Using near infrared camera, temperature field information is first obtained, then carry out the pseudo- color displaying of image by temperature field data by camera, is formed
Infrared thermal imagery information shows user, this scheme carries out pseudo- color displaying by being then based on temperature field data, lacks in field working conditions
Real color information, cause effect of visualization poor；Double camera scheme is generally using+1 near infrared camera of 1 color camera
Scheme, this scheme generally divide incident light to two-way using optical light splitting technology, are separately input into color camera and near infrared camera,
But due to assembly precision problem, it is difficult to ensure that the consistency of the pixel of color camera and near infrared camera spatially, and device
Volume is big.
Invention content
The purpose of the present invention is to provide a kind of field visualized monitoring methods of kiln temperature, it is ensured that in same pixel space position
Put the visualization coloured image and near-infrared image of acquisition kiln internal flame.
To achieve these goals, the present invention takes following technical scheme：A kind of field visualized monitoring method of kiln temperature,
Include the following steps：A, using high speed camera, and camera is adjusted with respect to the position and direction inside kiln；B, high speed camera with
Computer electrifying startup, computer form both-way communication with high speed camera and connect, and high speed camera carries out parameter initialization；C, it calculates
Machine exports control instruction to high speed camera, and high speed camera replaces conversion work in otherwise visible light color pattern with being carried out under near-infrared pattern
Make；D, high speed camera otherwise visible light color pattern and near-infrared pattern collect respectively visible image signal inside kiln,
Near infrared light image signal, then transmits signals to computer；E, computer receives signal and is handled, analyzed, and obtains kiln
Visualization coloured image, the near-infrared image of furnace interior.
In above-mentioned technical proposal, the image information inside acquisition kiln is gone only with single high speed camera, passes through computer
The control instruction high speed camera adjustment operating mode of output is otherwise visible light color pattern and near-infrared pattern, and can pass through meter
Calculation machine removes the switching frequency of setting both of which, and the visible images letter inside kiln is collected in same pixel space position
Number, near infrared light image signal, computer further handled to obtain visualization coloured image and near-infrared figure to signal
Picture, so as to accurately reflect temperature field and real-time combustion conditions.
Description of the drawings
Fig. 1 is principle of the invention block diagram；
Fig. 2 is flow chart of the present invention.
Specific embodiment
With reference to attached drawing, 1,2 couple of present invention makes further instructions：
A kind of field visualized monitoring method of kiln temperature, includes the following steps：A, using high speed camera 10, and phase is adjusted
Machine is with respect to the position and direction inside kiln；B, high speed camera 10 and 20 electrifying startup of computer, computer 20 and high speed camera
10 form both-way communication connection, and high speed camera 10 carries out parameter initialization；C, computer 20 exports control instruction to high speed camera
10, high speed camera 10 replaces conversion work in otherwise visible light color pattern with being carried out under near-infrared pattern；D, high speed camera 10 is can
See that honorable color pattern collects visible image signal, the near infrared light image signal inside kiln with near-infrared pattern respectively,
Then computer 20 is transmitted signals to；E, computer 20 receives signal and is handled, analyzed, and obtains the visualization inside kiln
Coloured image, near-infrared image.The image information inside acquisition kiln is gone only with single high speed camera 10, passes through computer 20
The control instruction high speed camera 10 of output adjusts operating mode as otherwise visible light color pattern and near-infrared pattern, and can pass through
Computer 20 removes the switching frequency of setting both of which, and the visible images inside kiln are collected in same pixel space position
Signal, near infrared light image signal, computer 20 further are handled to obtain visualization coloured image and near red to signal
Outer image, so as to accurately reflect temperature field and real-time combustion conditions.
The high speed camera 10 includes imaging lens 11, optical sensor 12, between imaging lens 11 and optical sensor 12
It is disposed with visible filter 13 and near infrared filter 14, it is seen that light optical filter 13 is in light path and near infrared filter 14
High speed camera 10 is in otherwise visible light color pattern when being avoided at position in light path；Near infrared filter 14 is in light path and can
See that light optical filter 13 is in high speed camera 10 when light path is avoided at position and is in near-infrared pattern.Control visible filter 13 and
The location status of near infrared filter 14, so as to which optical sensor 12 be made to obtain visible image signal or near infrared light image letter
Number.
The step D includes the following steps：D1, computer 20 control visible filter 13 be in light path and closely it is red
Outer optical filter 14 is in light path and avoids at position, and high speed camera 10 is worked with otherwise visible light color pattern, output visible images letter
Number and camera running parameter to computer 20；D2, computer 20 receive visible image signal and camera running parameter is divided
Analysis obtains image, and computer 20 judges whether image is visualization coloured image, if preserving current visible coloured image
And D3 is entered step, step D1 is returned to if not；D3, the control near infrared filter 14 of computer 20 is in light path and visible ray
Optical filter 13 is in light path and avoids position, and high speed camera 10 is worked with near-infrared pattern, exports near infrared light image signal and phase
Machine running parameter is to computer 20；D4, computer 20 receive near infrared light image signal and camera running parameter analyze
To image, computer 20 judges whether image is near-infrared image, if preserving current near-infrared image and entering step D1
Circle collection picture signal is carried out, returns to step D3 if not.Computer 20 sends out control instruction and adjusts visible filter 13
And the location status of near infrared filter 14, and judge whether the image currently acquired is effective visualization coloured image or near
Then infrared image carries out circle collection, it is ensured that judge the internal-combustion situation and temperature field information of kiln in real time.
The computer 20 includes：Optical filter control module 21, for visible filter 13 or near-infrared to be controlled to filter
Mating plate 14 is in light path or light path avoids position；Receiving module 22, for receiving the visible images of the transmission of high speed camera 10
Signal, near infrared light image signal and camera running parameter；Processing module 23, it will be seen that light image signal, near infrared light image
Signal is converted to image, and judges that image is visualization coloured image or near-infrared image, is analyzed, counted according to near-infrared image
Calculate temperature field information；Display module 24, by visualization coloured image, near-infrared image, temperature field information and camera work ginseng
Number is shown on the screen in real time plus time shaft.Specifically by the adjusting visible filter 13 of optical filter control module 21 or closely
The location status of infrared fileter 14 is acquired by receiving module 22, processing module 23 and handles visible image signal, is near red
Outer light image signal, then internal-combustion state and temperature field information by 24 real-time display kiln of display module.
Claims (4)
1. a kind of field visualized monitoring method of kiln temperature, includes the following steps：
A, using high speed camera (10), and camera is adjusted with respect to the position and direction inside kiln；
B, high speed camera (10) and computer (20) electrifying startup, computer (20) form both-way communication with high speed camera (10) and connect
It connects, high speed camera (10) carries out parameter initialization；
C, computer (20) exports control instruction to high speed camera (10), high speed camera (10) otherwise visible light color pattern with it is closely red
Alternately conversion work is carried out under external schema；
D, high speed camera (10) collects the visible images inside kiln respectively in otherwise visible light color pattern and near-infrared pattern
Then signal, near infrared light image signal transmit signals to computer (20)；
E, computer (20) receives signal and is handled, analyzed, and obtains visualization coloured image, the near-infrared figure inside kiln
Picture.
2. the field visualized monitoring method of kiln temperature according to claim 1, it is characterised in that：The high speed camera
(10) including imaging lens (11), optical sensor (12), visible ray is disposed between imaging lens (11) and optical sensor (12)
Optical filter (13) and near infrared filter (14), it is seen that light optical filter (13) is in light path and near infrared filter (14) is in
High speed camera (10) is in otherwise visible light color pattern when at light path avoidance position；Near infrared filter (14)) in light path and
High speed camera (10) is in near-infrared pattern when visible filter (13) is at light path avoidance position.
3. the field visualized monitoring method of kiln temperature according to claim 1：It is characterized in that：The step D includes
Following steps：
D1, computer (20) control visible filter (13) are in light path and near infrared filter (14) is avoided in light path
At position, high speed camera (10) is worked with otherwise visible light color pattern, exports visible image signal and camera running parameter to meter
Calculation machine (20)；
D2, computer (20) receive visible image signal and camera running parameter is analyzed to obtain image, computer (20)
Judge whether image is visualization coloured image, if preserving current visible coloured image and entering step D3, if not
Return to step D1；
D3, computer (20) control near infrared filter (14)) in light path and visible filter (13) is kept away in light path
Allow position, high speed camera (10) is worked with near-infrared pattern, exports near infrared light image signal and camera running parameter to calculating
Machine (20)；
D4, computer (20) receive near infrared light image signal and camera running parameter is analyzed to obtain image, computer
(20) judge whether image is near-infrared image, circle collection is carried out if preserving current near-infrared image and entering step D1
Picture signal returns to step D3 if not.
4. the field visualized monitoring method of kiln temperature according to claim 3：It is characterized in that：The computer (20)
Including：Optical filter control module (21), for controlling visible filter (13) or near infrared filter (14) in light path
Or light path avoids position；Receiving module (22), for receiving the visible image signal of high speed camera (10) transmission, near infrared light
Picture signal and camera running parameter；Processing module (23), it will be seen that light image signal, near infrared light image signal are converted to figure
Picture, and judge that image is visualization coloured image or near-infrared image, it analyzed according to near-infrared image, calculate temperature field letter
Breath；Visualization coloured image, near-infrared image, temperature field information and camera running parameter are added the time by display module (24)
Axis is shown on the screen in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711338911.5A CN108168326A (en) | 2017-12-14 | 2017-12-14 | The field visualized monitoring method of kiln temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711338911.5A CN108168326A (en) | 2017-12-14 | 2017-12-14 | The field visualized monitoring method of kiln temperature |
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| Publication Number | Publication Date |
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| CN108168326A true CN108168326A (en) | 2018-06-15 |
Family
ID=62525277
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| CN201711338911.5A Pending CN108168326A (en) | 2017-12-14 | 2017-12-14 | The field visualized monitoring method of kiln temperature |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483662A (en) * | 2021-04-29 | 2021-10-08 | 大连耐视科技有限公司 | Visual detection device for improving crystal pulling quality |
| CN115724574A (en) * | 2022-10-09 | 2023-03-03 | 湖南洪康新材料科技有限公司 | Glass kiln pressure control system and method |
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| US6576039B2 (en) * | 2001-07-02 | 2003-06-10 | Tetron, Inc. | Method and apparatus for metal pouring |
| CN2697613Y (en) * | 2003-12-12 | 2005-05-04 | 安徽大学特种电视技术研究中心 | Color and near-infrared based double-CCD image temp. detection probe |
| CN201133995Y (en) * | 2007-12-26 | 2008-10-15 | 罗顿 | Visual light and infrared dual-purpose digital camera |
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| CN201607278U (en) * | 2010-02-26 | 2010-10-13 | 张金华 | On-line thermal imaging surface temperature measuring device for furnace tubes |
| CN201654415U (en) * | 2010-04-23 | 2010-11-24 | 罗顿 | Digital camera based on both visible light and infrared ray |
| US20170102185A1 (en) * | 2015-10-13 | 2017-04-13 | Toyota Jidosha Kabushiki Kaisha | Molten metal temperature control method |
| CN106871656A (en) * | 2017-03-17 | 2017-06-20 | 合肥固泰自动化有限公司 | A kind of high temperature kiln visualizes temperature measuring equipment |
-
2017
- 2017-12-14 CN CN201711338911.5A patent/CN108168326A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6576039B2 (en) * | 2001-07-02 | 2003-06-10 | Tetron, Inc. | Method and apparatus for metal pouring |
| CN2697613Y (en) * | 2003-12-12 | 2005-05-04 | 安徽大学特种电视技术研究中心 | Color and near-infrared based double-CCD image temp. detection probe |
| CN201133995Y (en) * | 2007-12-26 | 2008-10-15 | 罗顿 | Visual light and infrared dual-purpose digital camera |
| CN101358881A (en) * | 2008-06-16 | 2009-02-04 | 北京航空航天大学 | Two band color comparison temperature measurement method based on single colourful CCD video camera |
| CN201607278U (en) * | 2010-02-26 | 2010-10-13 | 张金华 | On-line thermal imaging surface temperature measuring device for furnace tubes |
| CN201654415U (en) * | 2010-04-23 | 2010-11-24 | 罗顿 | Digital camera based on both visible light and infrared ray |
| US20170102185A1 (en) * | 2015-10-13 | 2017-04-13 | Toyota Jidosha Kabushiki Kaisha | Molten metal temperature control method |
| CN106871656A (en) * | 2017-03-17 | 2017-06-20 | 合肥固泰自动化有限公司 | A kind of high temperature kiln visualizes temperature measuring equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483662A (en) * | 2021-04-29 | 2021-10-08 | 大连耐视科技有限公司 | Visual detection device for improving crystal pulling quality |
| CN115724574A (en) * | 2022-10-09 | 2023-03-03 | 湖南洪康新材料科技有限公司 | Glass kiln pressure control system and method |
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Application publication date: 20180615 |