KR100963064B1 - 냉각대 냉각 패턴 제어 장치 - Google Patents
냉각대 냉각 패턴 제어 장치 Download PDFInfo
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- KR100963064B1 KR100963064B1 KR1020080029684A KR20080029684A KR100963064B1 KR 100963064 B1 KR100963064 B1 KR 100963064B1 KR 1020080029684 A KR1020080029684 A KR 1020080029684A KR 20080029684 A KR20080029684 A KR 20080029684A KR 100963064 B1 KR100963064 B1 KR 100963064B1
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- Prior art keywords
- cooling
- gas
- zone
- final
- strip
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- 238000001816 cooling Methods 0.000 title claims abstract description 179
- 238000005192 partition Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 abstract description 6
- 229910001335 Galvanized steel Inorganic materials 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 239000008397 galvanized steel Substances 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
- C23C2/29—Cooling or quenching
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/573—Continuous furnaces for strip or wire with cooling
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/50—Controlling or regulating the coating processes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
Description
이상에서 설명한 본 발명은 전술한 발명의 상세한 설명 및 첨부된 도면에 의하여 한정되는 것은 아니고, 하기의 특허청구범위에 기재된 본 발명의 사상 및 영역으로부터 벗어나지 않는 범위 내에서 해당 기술분야의 당업자가 다양하게 수정 및 변경시킨 것 또한 본 발명의 범위 내에 포함됨은 물론이다.
Claims (4)
- 냉각대 냉각 패턴 제어 장치에 있어서,최종 냉각대 내부에서 고온의 HN Gas를 흡입하여 다시 최종 냉각대 내부로 공급하는 송풍기(110)와, 최종 냉각대 내부로 공급되는 HN Gas를 냉각하는 열교환기(120)가 상부에 구성된 제 1 냉각부(100);상기 제 1 냉각부와 서로 반대방향의 하부에 설치되어 최종 냉각대 내부에서 고온의 HN Gas를 흡입하여 다시 최종 냉각대 내부로 공급하는 송풍기(110)와, 최종 냉각대 내부로 공급되는 HN Gas를 냉각하는 열교환기(220)가 형성되어 상부에 구성된 제 2 냉각부(200);상기 제 1 냉각부 및 상기 제 2 냉각부로부터 토출된 HN Gas를 최종 냉각대 내부의 냉각구역으로 균일하게 분배하여 공급할 수 있도록 하는 사각 덕트(160);상기 제 1 냉각부 또는 상기 제 2 냉각부로부터 공급받은 HN Gas를 사각덕트에서 헤더의 폭 방향으로 HN Gas의 양을 나누는 분배라인(150); 및상기 제 1 냉각부 또는 상기 제 2 냉각부로부터 공급받은 HN Gas를 상기 분배라인(150)을 통해 분배된 HN Gas를 스트립(Strip)의 전후면에 균일하게 분사해 주는 헤더(300);를 포함하되,상기 분배라인(150)에 구성되어, 냉각대 전체에 HN Gas 를 폭 방향으로 공급하거나, 1 Zone에서 6 Zone 까지 선택적으로 HN Gas 를 공급하도록 입측에 댐퍼(140)를 각각 설치하여 HN Gas 의 공급량을 제어함으로써 스트립의 냉각정도를 미세하게 조절할 수 있도록 하는 것을 특징으로 하는 냉각대 냉각 패턴 제어 장치.
- 제 1항에 있어서,상기 송풍기(110, 210)에는, 인버터를 채용하여 스트립의 두께, 폭 또는 스트립의 전진속도에 따라 HN Gas 의 공급량을 제어할 수 있도록 한 전동기(115, 215)가 구성된 것을 특징으로 하는 냉각대 냉각패턴 제어 장치.
- 삭제
- 제 1항에 있어서,상기 6개의 지역(Zone) 중 적어도 한 지역에 폭 방향으로 칸막이 부재를 구성하여 스트립의 가장자리에 상기 HN Gas 가 분사되지 않도록 하는 것을 특징으로 하는 냉각대 냉각 패턴 제어 장치.
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KR1020080029684A KR100963064B1 (ko) | 2008-03-31 | 2008-03-31 | 냉각대 냉각 패턴 제어 장치 |
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KR1020080029684A KR100963064B1 (ko) | 2008-03-31 | 2008-03-31 | 냉각대 냉각 패턴 제어 장치 |
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KR20090104317A KR20090104317A (ko) | 2009-10-06 |
KR100963064B1 true KR100963064B1 (ko) | 2010-06-14 |
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KR101988751B1 (ko) * | 2017-12-07 | 2019-06-12 | 주식회사 포스코 | 강판 냉각 장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6428352A (en) * | 1987-07-23 | 1989-01-30 | Kawasaki Steel Co | Alloying treatment apparatus for hot dip galvanized steel strip |
JPH06128650A (ja) * | 1992-10-19 | 1994-05-10 | Nippon Steel Corp | 冷延鋼板の連続焼鈍方法 |
JPH0711336A (ja) * | 1993-06-28 | 1995-01-13 | Kawasaki Steel Corp | 鋼帯のカヌーイング抑制方法 |
JPH0987752A (ja) * | 1995-09-25 | 1997-03-31 | Kawasaki Steel Corp | 鋼帯の冷却装置および鋼帯のカヌーイング抑制方法 |
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- 2008-03-31 KR KR1020080029684A patent/KR100963064B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6428352A (en) * | 1987-07-23 | 1989-01-30 | Kawasaki Steel Co | Alloying treatment apparatus for hot dip galvanized steel strip |
JPH06128650A (ja) * | 1992-10-19 | 1994-05-10 | Nippon Steel Corp | 冷延鋼板の連続焼鈍方法 |
JPH0711336A (ja) * | 1993-06-28 | 1995-01-13 | Kawasaki Steel Corp | 鋼帯のカヌーイング抑制方法 |
JPH0987752A (ja) * | 1995-09-25 | 1997-03-31 | Kawasaki Steel Corp | 鋼帯の冷却装置および鋼帯のカヌーイング抑制方法 |
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