JP2020501158A - 高炉出銑口温度測定装置 - Google Patents
高炉出銑口温度測定装置 Download PDFInfo
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- JP2020501158A JP2020501158A JP2019531125A JP2019531125A JP2020501158A JP 2020501158 A JP2020501158 A JP 2020501158A JP 2019531125 A JP2019531125 A JP 2019531125A JP 2019531125 A JP2019531125 A JP 2019531125A JP 2020501158 A JP2020501158 A JP 2020501158A
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- Prior art keywords
- luminance
- blast furnace
- temperature
- ratio
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- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 9
- 239000002893 slag Substances 0.000 claims abstract description 42
- 239000002184 metal Substances 0.000 claims abstract description 26
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 238000012937 correction Methods 0.000 claims abstract description 15
- 235000019557 luminance Nutrition 0.000 claims description 54
- 238000012545 processing Methods 0.000 claims description 21
- 238000004458 analytical method Methods 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 6
- 230000001419 dependent effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/12—Opening or sealing the tap holes
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/24—Test rods or other checking devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/21—Arrangements of devices for discharging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/28—Arrangements of monitoring devices, of indicators, of alarm devices
-
- 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
- F27D19/00—Arrangements of controlling devices
-
- 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
-
- 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
-
- 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
- F27D21/02—Observation or illuminating devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0037—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids
- G01J5/004—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids by molten metals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/52—Radiation pyrometry, e.g. infrared or optical thermometry using comparison with reference sources, e.g. disappearing-filament pyrometer
- G01J5/53—Reference sources, e.g. standard lamps; Black bodies
-
- 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
- F27D19/00—Arrangements of controlling devices
- F27D2019/0003—Monitoring the temperature or a characteristic of the charge and using it as a controlling value
-
- 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
- F27D21/02—Observation or illuminating devices
- F27D2021/026—Observation or illuminating devices using a video installation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/52—Radiation pyrometry, e.g. infrared or optical thermometry using comparison with reference sources, e.g. disappearing-filament pyrometer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radiation Pyrometers (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Blast Furnaces (AREA)
Abstract
Description
Claims (8)
- 高炉出銑口の第1及び第2波長放射エネルギーを測定し、前記第1及び第2波長放射エネルギーに基準放射率を適用して温度を測定する温度測定部と、
前記高炉出銑口の画像を得るカメラと、
前記画像からスラグと溶銑を識別して、前記スラグと前記溶銑の割合を算出する画像処理部と、
前記画像処理部により算出された割合と前記基準放射率に対応する基準割合の間の差に対応する補正温度を前記温度測定部によって測定された温度に適用して最終温度を算出する補正部と、
を有してなることを特徴とする高炉出銑口温度測定装置。 - 前記補正部は、前記高炉出銑口において前記スラグが前記溶銑に比べて多いほど、前記最終温度が高くなるように前記補正温度を生成することを特徴とする請求項1に記載の高炉出銑口温度測定装置。
- 前記画像処理部は、前記画像において、第1及び第2基準輝度(brightness)よりも高い輝度を有するピクセルと、第1基準輝度よりも高く、第2基準輝度よりも低い輝度を有するピクセルの割合を算出することを特徴とする請求項1に記載の高炉出銑口温度測定装置。
- 前記画像処理部は、前記画像において、第1基準輝度よりも低い輝度を有するピクセルのセットを背景として識別し、前記第1基準輝度よりも高く、第2基準輝度よりも低い輝度を有するピクセルのセットを前記溶銑として識別し、前記第1及び第2基準輝度よりも高い輝度を有するピクセルのセットを前記スラグとして識別することを特徴とする請求項1に記載の高炉出銑口温度測定装置。
- 前記画像処理部は、前記画像において、前記第1基準輝度よりも低い輝度を有するピクセルのセットを背景として識別し、前記背景の境界の位置にそれぞれ対応する基準線1及び基準線3を設定し、前記基準線1と前記基準線3の間に位置するように基準線2を設定し、前記基準線2の一部を含む分析領域を設定した後、前記分析領域において、前記第2基準輝度よりも高い輝度を有するピクセルと、前記第2基準輝度よりも低い輝度を有するピクセルの割合を算出することを特徴とする請求項1に記載の高炉出銑口温度測定装置。
- 前記画像における前記背景の位置または前記背景の割合に基づいて前記カメラの撮影範囲を制御する制御部をさらに含むことを特徴とする請求項4に記載の高炉出銑口温度測定装置。
- 前記画像処理部は、前記画像の最大輝度、最小輝度、及び平均輝度のうち少なくとも一つに従属する前記第1及び第2基準輝度を設定することを特徴とする請求項3に記載の高炉出銑口温度測定装置。
- 前記画像処理部は、前記画像の最大輝度、最小輝度、及び平均輝度のうち少なくとも一つに従属する前記第1及び第2基準輝度を設定することを特徴とする請求項5に記載の高炉出銑口温度測定装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2016-0168767 | 2016-12-12 | ||
KR1020160168767A KR101867715B1 (ko) | 2016-12-12 | 2016-12-12 | 고로 출선구 온도 측정 장치 |
PCT/KR2017/014476 WO2018110921A1 (ko) | 2016-12-12 | 2017-12-11 | 고로 출선구 온도 측정 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020501158A true JP2020501158A (ja) | 2020-01-16 |
JP6876802B2 JP6876802B2 (ja) | 2021-05-26 |
Family
ID=62559034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019531125A Active JP6876802B2 (ja) | 2016-12-12 | 2017-12-11 | 高炉出銑口温度測定装置 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP3553189B1 (ja) |
JP (1) | JP6876802B2 (ja) |
KR (1) | KR101867715B1 (ja) |
CN (1) | CN110073008B (ja) |
BR (1) | BR112019011170B1 (ja) |
ES (1) | ES2929048T3 (ja) |
WO (1) | WO2018110921A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102135820B1 (ko) * | 2018-11-30 | 2020-07-20 | 주식회사 포스코 | 노열 판단 장치 및 노열 판단 방법 |
KR102200133B1 (ko) * | 2018-11-30 | 2021-01-07 | 주식회사 포스코 | 고로 출선구의 용선 온도 측정 장치 및 방법 |
KR102514756B1 (ko) | 2020-12-15 | 2023-03-29 | 주식회사 포스코 | 용선 온도 측정 시스템 및 그 방법 |
CN113122669B (zh) * | 2021-04-22 | 2022-07-26 | 上海应用技术大学 | 一种高炉出铁口状态监控方法及系统 |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03103729A (ja) * | 1989-09-18 | 1991-04-30 | Nkk Corp | 溶銑用放射温度計 |
JPH09182953A (ja) * | 1995-12-27 | 1997-07-15 | Tokai Carbon Co Ltd | スラグ検知方法 |
JPH09256010A (ja) * | 1996-03-21 | 1997-09-30 | Kawasaki Steel Corp | レースウエイ内コークス温度分布測定方法および装置 |
JPH10130040A (ja) * | 1996-10-25 | 1998-05-19 | Nkk Corp | 水砕スラグ製造設備の排熱回収方法およびその装置 |
JP2005264307A (ja) * | 2004-03-22 | 2005-09-29 | Nippon Steel Corp | 高炉出銑孔の銑滓流出径の測定方法 |
JP2006119110A (ja) * | 2004-09-24 | 2006-05-11 | Nippon Steel Corp | 高炉出銑温度測定方法及び測定装置 |
JP2006177873A (ja) * | 2004-12-24 | 2006-07-06 | Nippon Steel Corp | 高炉出銑滓の温度及び溶銑・溶融スラグ混合比率測定方法 |
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2016
- 2016-12-12 KR KR1020160168767A patent/KR101867715B1/ko active IP Right Grant
-
2017
- 2017-12-11 WO PCT/KR2017/014476 patent/WO2018110921A1/ko active Application Filing
- 2017-12-11 EP EP17881506.4A patent/EP3553189B1/en active Active
- 2017-12-11 JP JP2019531125A patent/JP6876802B2/ja active Active
- 2017-12-11 BR BR112019011170-0A patent/BR112019011170B1/pt active IP Right Grant
- 2017-12-11 ES ES17881506T patent/ES2929048T3/es active Active
- 2017-12-11 CN CN201780076185.6A patent/CN110073008B/zh active Active
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JPH03103729A (ja) * | 1989-09-18 | 1991-04-30 | Nkk Corp | 溶銑用放射温度計 |
JPH09182953A (ja) * | 1995-12-27 | 1997-07-15 | Tokai Carbon Co Ltd | スラグ検知方法 |
JPH09256010A (ja) * | 1996-03-21 | 1997-09-30 | Kawasaki Steel Corp | レースウエイ内コークス温度分布測定方法および装置 |
JPH10130040A (ja) * | 1996-10-25 | 1998-05-19 | Nkk Corp | 水砕スラグ製造設備の排熱回収方法およびその装置 |
JP2005264307A (ja) * | 2004-03-22 | 2005-09-29 | Nippon Steel Corp | 高炉出銑孔の銑滓流出径の測定方法 |
JP2006119110A (ja) * | 2004-09-24 | 2006-05-11 | Nippon Steel Corp | 高炉出銑温度測定方法及び測定装置 |
JP2006177873A (ja) * | 2004-12-24 | 2006-07-06 | Nippon Steel Corp | 高炉出銑滓の温度及び溶銑・溶融スラグ混合比率測定方法 |
JP2007248148A (ja) * | 2006-03-14 | 2007-09-27 | Nippon Steel Corp | 高炉出銑温度測定システム、高炉出銑温度測定方法、及びコンピュータプログラム |
JP2007246959A (ja) * | 2006-03-14 | 2007-09-27 | Nippon Steel Corp | 高炉出銑流測定システム、高炉出銑流測定方法、及びコンピュータプログラム |
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JP2016006221A (ja) * | 2014-05-28 | 2016-01-14 | 株式会社神戸製鋼所 | 竪型炉における溶滓量計測方法、及びその計測装置 |
JP2016030850A (ja) * | 2014-07-29 | 2016-03-07 | Jfeスチール株式会社 | 転炉排出流判定装置、転炉排出流判定方法、溶銑予備処理方法、及び転炉予備処理の操業方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3553189A4 (en) | 2019-12-04 |
WO2018110921A1 (ko) | 2018-06-21 |
BR112019011170A2 (pt) | 2019-10-01 |
ES2929048T3 (es) | 2022-11-24 |
JP6876802B2 (ja) | 2021-05-26 |
KR101867715B1 (ko) | 2018-06-14 |
CN110073008B (zh) | 2021-10-29 |
CN110073008A (zh) | 2019-07-30 |
EP3553189A1 (en) | 2019-10-16 |
BR112019011170B1 (pt) | 2022-11-16 |
EP3553189B1 (en) | 2022-08-17 |
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