CN1877249A - Laser detection apparatus and method for in-furnace information - Google Patents
Laser detection apparatus and method for in-furnace information Download PDFInfo
- Publication number
- CN1877249A CN1877249A CN 200610089415 CN200610089415A CN1877249A CN 1877249 A CN1877249 A CN 1877249A CN 200610089415 CN200610089415 CN 200610089415 CN 200610089415 A CN200610089415 A CN 200610089415A CN 1877249 A CN1877249 A CN 1877249A
- Authority
- CN
- China
- Prior art keywords
- laser
- stove
- furnace
- information
- image
- 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
Images
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention provides a laser detection device for monitoring information inside of the industrial kiln with heavy dust and/or heavy smoke in it. The inventive device comprises a laser device for generating laser light to get into the kiln; a vidicon which is installed on the kiln body for capturing image produced from laser light generated by the laser inside of the kiln, wherein the image includes laser pattern produced during laser light passing through dust and/or smoke. The invention is characterized in that the inventive device can detect information inside of the kiln online, such as operation situation of device, material feeding process and material situation, by means of laser tracing and camera shooting. The invention also provides a laser monitoring method for getting information inside of the kiln.
Description
Technical field
The present invention relates to a kind of in-furnace information Laser Detecting Set and method, more particularly, relate to hermetic type the Industrial Stoves for example Laser Detecting Set and the method for the interior equipment operation situation of stove, charging process and the charge level situation of blast furnace.
Background technology
Usually and since the hermetic type Industrial Stoves for example blast furnace have furnace inner environments such as high temperature, high pressure, high dust, high humility, operating personnel can only go to infer in the stove by the numerical value of conventional sense instrument such as temperature, pressure, flow and to produce and equipment operation condition.In order to obtain required in-furnace information, people have developed for example sniffer such as infrared scan, microwave scanning of scan type, but the sniffer of this scan type needs the corresponding instrument that receives to handle the scan-data that obtains with complicated computing system.
In addition, people have also developed infrared photography type for example the applicant's patent of invention ZL 02 121548.0 and ZL 2,003 1 0122476.4 and the disclosed sniffer of International Patent Application WO 04/002136A1.But, because such sniffer is that the infrared light that utilizes furnace charge to send comes pickup image, under the lower state of charging process and charge-temperature, because infrared light weak strength, just can't obtain infrared image clearly, thus the situation of equipment operation, charging process and charge level in can not the real-time detection stove.In fact, the sniffer of the above-mentioned type can only be in the of short duration time or is obtained in-furnace information under given conditions, also can't reach the purpose that real-time online is surveyed situation in the stove at present.
In addition, Chinese invention patent ublic specification of application CN1347492A also discloses the wall surface observing device of a kind of damage position of the furnace wall that utilizes laser to make a video recording to observe coke-fired furnace carbonization chamber or size, the degree of depth.The image that this device utilizes laser to form on the target furnace wall, the damage situations of coming the object observing furnace wall.But this device can only be observed the furnace wall under the good situation of furnace inner environment, obviously can not be applied to have high temperature, the hermetic type Industrial Stoves of furnace inner environment such as high pressure, high dust, high smog, high humility are for example in the blast furnace.In blast furnace, because its furnace inner environment, particularly under the furnace inner environment of high dust, the furnace inner environment that above-mentioned laser can not pass high dust forms laser image clearly on the furnace wall.In addition, disclosed wall surface observing device obviously can only be used for observing the furnace wall damage situations among the CN1347492A, and can not the complete observation in-furnace information for example equipment operation situation, charging process and charge level situation etc. in the stove.
Summary of the invention
The purpose of this invention is to provide a kind of in-furnace information Laser Detecting Set and method, it can survey the in-furnace information for example interior equipment operation situation of stove, charging process and charge level situation etc. by real-time online.
In-furnace information Laser Detecting Set of the present invention is used to have the Industrial Stoves of high dust and/or high smog furnace inner environment, comprising: laser instrument produces the laser that enters in the stove; And video camera, be arranged on the body of heater, can obtain and utilize the laser that described laser instrument produces and image in the stove that forms, image comprises by described laser and passes dust and/or the formed laser pattern of smog in this stove.
In-furnace information laser acquisition method of the present invention is used to have the Industrial Stoves of high dust and/or high smog furnace inner environment, comprises step: produce the laser that enters in the stove; With obtain image in the stove that utilizes described laser and form, image comprises by described laser and passes dust and/or the formed laser pattern of smog in this stove.
The present invention passes in the stove dust according to laser or smog can form this principle of laser trace (laser pattern), by utilizing laser and shooting means, the internal information of can real-time online surveying airtight stove such as blast furnace or container is equipment operation situation, charging process and charge level situation etc. for example.
Description of drawings
Following with reference to accompanying drawing, by preferred embodiment the present invention is further described, wherein:
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is the structural representation of second embodiment of the invention;
Fig. 3 is the image that is obtained in blast furnace according to the present invention.
Embodiment
Referring to Fig. 1 and Fig. 2, Industrial Stoves for example blast furnace 1 are provided with laser inlet 2 and video camera 3 above benchmark charge level 4, laser inlet 2 and video camera 3 are arranged on the blast furnace 1 by rights, be under the normal condition, high furnace interior not can by laser enter the mouth 2 and video camera 3 be in communication with the outside, and video camera 3 can obtain image in the required stove that utilizes laser 5 and form.One or more laser inlet 2 and/or video camera 3 can be set as required.Should be noted that the laser instrument (not shown) can be arranged on blast furnace 1 outside, but the portion that also can set within it.Because environment such as the high temperature of high furnace interior, high pressure, high dust, high humility, common image capture method can't obtain in-furnace information at all.But, different working conditions according to blast furnace 1 inside, utilize laser 5 can be in stove to form the principle of laser trace (laser pattern) (if there is not the spike effect of dust and smog under high dust and/or the high smog environment, then obviously can not form this laser pattern), can be in the stove that blast furnace 1 inner formation can be obtained by video camera 3 image; In the charging process of blast furnace and shape of charge level and the stockline degree of depth not simultaneously, stove inner laser pattern can present difference or produce corresponding distortion (referring to Fig. 3).Utilize monitor to monitor in-furnace information,, can understand for example equipment operation situation, charging process and charge level situation etc. according to obtain image in the stove that has laser pattern.
In addition, as required, can be with image input computer processing system (not shown) in the stove that has laser pattern that is obtained, for example according to the comparative result of predetermined stove inner laser pattern, quantitative Analysis is also exported in-furnace informations such as shape of charge level, the stockline degree of depth and equipment operation situation.Therefore, by the variation and the corresponding calculated result of image in the stove, operating personnel are the in-furnace informations such as ruuning situation, charging process, shape of charge level and stockline decline process of the interior equipment of near real-time quantitative monitoring blast furnace directly.
It will be appreciated by those skilled in the art that above-mentioned embodiment only works the effect of the present invention of explaining, and not should be understood to any restriction that it is made.For example, be appreciated that to the invention is not restricted to only be applied to blast furnace, according to actual needs, can also be used to survey the Industrial Stoves under any similar working environment or the internal information of container.
Claims (10)
1. in-furnace information Laser Detecting Set, described stove and accessory has high dust and/or high smog furnace inner environment, and this Laser Detecting Set comprises:
Laser instrument produces the laser that enters in the stove; With
Video camera is arranged on the body of heater, can obtain and utilize the laser that described laser instrument produces and image in the stove that forms, and image comprises by described laser and passes dust and/or the formed laser pattern of smog in the described stove.
2. in-furnace information Laser Detecting Set according to claim 1 also comprises the monitor that is connected with described video camera, is used to monitor relevant information in the expressed stove of image in the stove that is obtained by described video camera.
3. in-furnace information Laser Detecting Set according to claim 1 also comprises the computing system that is connected with described video camera, is used for image in the stove that computing obtained by described video camera, and handles relevant information in the stove of gained by display output.
4. according to the described in-furnace information Laser Detecting Set of one of claim 1-3, wherein said stove is a blast furnace.
5. according to the described in-furnace information Laser Detecting Set of one of claim 1-3, wherein said laser instrument and/or described video camera are a plurality of.
6. according to the described in-furnace information Laser Detecting Set of one of claim 1-3, wherein said in-furnace information comprises charging process and/or shape of charge level and/or the stockline degree of depth and/or the equipment operation condition in the stove.
7. in-furnace information laser acquisition method, described stove and accessory has high dust and/or high smog furnace inner environment, and the method comprising the steps of:
Generation enters the laser in the stove; With
Obtain image in the stove that utilizes described laser and form,
Wherein, image comprises by described laser and passes dust and/or the formed laser pattern of smog in the described stove.
8. in-furnace information laser acquisition method according to claim 7 also comprises step:
Utilize monitor to monitor the interior relevant information of stove of gained.
9. in-furnace information laser acquisition method according to claim 7 also comprises step:
Image in the stove that computing obtained, and the interior relevant information of must coming out of the stove.
10. according to the described in-furnace information laser acquisition of one of claim 7-9 method, wherein said in-furnace information comprises charging process and/or shape of charge level and/or the stockline degree of depth and/or the equipment operation condition in the stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100894156A CN100424465C (en) | 2006-06-23 | 2006-06-23 | Laser detection apparatus and method for in-furnace information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100894156A CN100424465C (en) | 2006-06-23 | 2006-06-23 | Laser detection apparatus and method for in-furnace information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1877249A true CN1877249A (en) | 2006-12-13 |
| CN100424465C CN100424465C (en) | 2008-10-08 |
Family
ID=37509749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100894156A Expired - Fee Related CN100424465C (en) | 2006-06-23 | 2006-06-23 | Laser detection apparatus and method for in-furnace information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100424465C (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102382918A (en) * | 2011-10-11 | 2012-03-21 | 高征铠 | System and method for measuring blast furnace burden surface on line |
| JP2012093337A (en) * | 2010-10-28 | 2012-05-17 | China Steel Corp | Method for measuring width of flow of materials |
| CN102676721A (en) * | 2011-03-10 | 2012-09-19 | 中国钢铁股份有限公司 | Method for measuring width of material flow |
| CN102706806A (en) * | 2012-01-04 | 2012-10-03 | 吴江市东泰电力特种开关有限公司 | Device for monitoring oil quality of on-load tap-changer oil cavity |
| CN102816883A (en) * | 2012-06-18 | 2012-12-12 | 北京科技大学 | Radar, video and laser system combined device for measuring blast furnace burden surface |
| CN102853820A (en) * | 2011-07-01 | 2013-01-02 | 中国钢铁股份有限公司 | Material falling trajectory measurement method for blast furnace |
| CN103090814A (en) * | 2013-02-05 | 2013-05-08 | 武汉巨合科技有限公司 | System used for conducting on-line monitoring for pushed slab kiln inner wall surface condition |
| CN104114976A (en) * | 2011-12-27 | 2014-10-22 | 株式会社Sumco | Method for measuring three-dimensional shape of silica glass crucible, and method for producing monocrystalline silicon |
| CN109876569A (en) * | 2019-04-19 | 2019-06-14 | 济南大学 | A kind of bag filter purification gas index on-line measuring device, system and method |
| CN110220571A (en) * | 2019-06-27 | 2019-09-10 | 广西柳钢东信科技有限公司 | One kind being based on CO2The blast furnace charge level 3 D detection method of laser and thermal imaging system |
| CN114858088A (en) * | 2022-04-06 | 2022-08-05 | 北京神网创新科技有限公司 | Industrial kiln detection method and device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2506329A1 (en) * | 1981-05-21 | 1982-11-26 | Siderurgie Fse Inst Rech | Charge profile determination in a blast furnace - by optical methods using a laser |
-
2006
- 2006-06-23 CN CNB2006100894156A patent/CN100424465C/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012093337A (en) * | 2010-10-28 | 2012-05-17 | China Steel Corp | Method for measuring width of flow of materials |
| CN102676721A (en) * | 2011-03-10 | 2012-09-19 | 中国钢铁股份有限公司 | Method for measuring width of material flow |
| CN102853820A (en) * | 2011-07-01 | 2013-01-02 | 中国钢铁股份有限公司 | Material falling trajectory measurement method for blast furnace |
| CN102382918A (en) * | 2011-10-11 | 2012-03-21 | 高征铠 | System and method for measuring blast furnace burden surface on line |
| WO2013053329A1 (en) * | 2011-10-11 | 2013-04-18 | Gao Zhengkai | System and method for online measurement of blast furnace charge level |
| CN104114976A (en) * | 2011-12-27 | 2014-10-22 | 株式会社Sumco | Method for measuring three-dimensional shape of silica glass crucible, and method for producing monocrystalline silicon |
| CN104114976B (en) * | 2011-12-27 | 2017-08-04 | 株式会社Sumco | The method for measuring three-dimensional shape of silica glass crucible, the manufacture method of monocrystalline silicon |
| CN102706806A (en) * | 2012-01-04 | 2012-10-03 | 吴江市东泰电力特种开关有限公司 | Device for monitoring oil quality of on-load tap-changer oil cavity |
| CN102816883A (en) * | 2012-06-18 | 2012-12-12 | 北京科技大学 | Radar, video and laser system combined device for measuring blast furnace burden surface |
| CN103090814A (en) * | 2013-02-05 | 2013-05-08 | 武汉巨合科技有限公司 | System used for conducting on-line monitoring for pushed slab kiln inner wall surface condition |
| CN103090814B (en) * | 2013-02-05 | 2015-11-11 | 武汉巨合科技有限公司 | A kind of system for performing on-line monitoring to pushed bat kiln internal face situation |
| CN109876569A (en) * | 2019-04-19 | 2019-06-14 | 济南大学 | A kind of bag filter purification gas index on-line measuring device, system and method |
| CN110220571A (en) * | 2019-06-27 | 2019-09-10 | 广西柳钢东信科技有限公司 | One kind being based on CO2The blast furnace charge level 3 D detection method of laser and thermal imaging system |
| CN114858088A (en) * | 2022-04-06 | 2022-08-05 | 北京神网创新科技有限公司 | Industrial kiln detection method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100424465C (en) | 2008-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1877249A (en) | Laser detection apparatus and method for in-furnace information | |
| CA2083240C (en) | Method and apparatus for use in monitoring and controlling a black liquor recovery furnace | |
| TWI512110B (en) | Abnormal detection methods and blast furnace operation methods | |
| KR20210033532A (en) | Systems and methods for removable and attachable acoustic imaging sensors | |
| CA2062797C (en) | An apparatus for detecting carryover particles in the interior of a furnace | |
| EP0482190A1 (en) | Method and apparatus for profiling the bed of a furnace. | |
| CN102382918B (en) | System and method for measuring blast furnace burden surface on line | |
| CN101573597B (en) | Device and method for processing and/or analyzing image information representing radiation | |
| JP2000310577A (en) | Device and method for measuring amount of leakage | |
| WO2017057780A1 (en) | Data collection device, method, and program for display panel or control panel | |
| JP2007212430A (en) | Photogrammetry device and system | |
| CN105092445A (en) | Online monitoring device and method for PM2.5 industrial flue gas | |
| CN105828034B (en) | A kind of pipe reaction stove burner hearth panoramic picture imaging method | |
| CN200946155Y (en) | Blast furnace laser detecting instrument | |
| KR100910441B1 (en) | Method for monitoring a thermodynamic process | |
| CN106595800A (en) | Machine vision based material level meter | |
| CN2697613Y (en) | Color and near-infrared based double-CCD image temp. detection probe | |
| CN1553157A (en) | Image temperature measuring apparatus based on color and near infrared double CCD | |
| JP2021145158A (en) | Monitoring device, monitoring system, and monitoring method | |
| CN114166120A (en) | Real-time slag falling detection method based on area array laser radar | |
| TW200837320A (en) | Apparatus of laser detection for in-stove information and method of the same | |
| CN105465819A (en) | Visual flame detection system of gasifier and control method of system | |
| JPH03111487A (en) | Method and apparatus for monitoring condition of carbon deposition on inner wall of carbonization chamber of coke oven | |
| CN1093620C (en) | On-line detection device for combustion condition of large boiler | |
| CN112432711B (en) | Side-blown converter high temperature visual detection method and detection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20190623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |