DE1803047A1 - Verfahren zur Regelung des Sauerstoffaufblasverfahrens zur Stahlherstellung und Anlage zur Durchfuehrung des Verfahrens - Google Patents
Verfahren zur Regelung des Sauerstoffaufblasverfahrens zur Stahlherstellung und Anlage zur Durchfuehrung des VerfahrensInfo
- Publication number
- DE1803047A1 DE1803047A1 DE19681803047 DE1803047A DE1803047A1 DE 1803047 A1 DE1803047 A1 DE 1803047A1 DE 19681803047 DE19681803047 DE 19681803047 DE 1803047 A DE1803047 A DE 1803047A DE 1803047 A1 DE1803047 A1 DE 1803047A1
- Authority
- DE
- Germany
- Prior art keywords
- oxygen
- lance
- melt
- furnace
- blast furnace
- 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.)
- Pending
Links
- 229910052760 oxygen Inorganic materials 0.000 title claims description 256
- 239000001301 oxygen Substances 0.000 title claims description 255
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 252
- 238000000034 method Methods 0.000 title claims description 128
- 230000008569 process Effects 0.000 title claims description 105
- 238000007664 blowing Methods 0.000 title claims description 70
- 230000001105 regulatory effect Effects 0.000 title claims description 7
- 229910000831 Steel Inorganic materials 0.000 title description 20
- 239000010959 steel Substances 0.000 title description 20
- 238000004519 manufacturing process Methods 0.000 title description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 102
- 229910052799 carbon Inorganic materials 0.000 claims description 102
- 239000007789 gas Substances 0.000 claims description 76
- 239000000155 melt Substances 0.000 claims description 51
- 238000006243 chemical reaction Methods 0.000 claims description 39
- 238000009826 distribution Methods 0.000 claims description 30
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 28
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 238000005259 measurement Methods 0.000 claims description 15
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 14
- 239000001569 carbon dioxide Substances 0.000 claims description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 12
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 12
- 238000012937 correction Methods 0.000 claims description 11
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000007792 addition Methods 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 8
- 239000002826 coolant Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 238000011068 loading method Methods 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000009628 steelmaking Methods 0.000 claims 2
- 241000017552 Alepisauridae Species 0.000 claims 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 claims 1
- 229910001338 liquidmetal Inorganic materials 0.000 claims 1
- 206010041232 sneezing Diseases 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000013022 venting Methods 0.000 claims 1
- 239000002893 slag Substances 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 239000000463 material Substances 0.000 description 10
- 238000004886 process control Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- 229910000805 Pig iron Inorganic materials 0.000 description 6
- 235000011941 Tilia x europaea Nutrition 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- 239000004571 lime Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 238000007670 refining Methods 0.000 description 6
- 230000004044 response Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010411 cooking Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 239000006028 limestone Substances 0.000 description 3
- 150000002926 oxygen Chemical class 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000005574 cross-species transmission Effects 0.000 description 2
- 235000013601 eggs Nutrition 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000004868 gas analysis Methods 0.000 description 2
- 230000036284 oxygen consumption Effects 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 101100128278 Mus musculus Lins1 gene Proteins 0.000 description 1
- 241000237502 Ostreidae Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- MAQAUGBCWORAAB-UHFFFAOYSA-N [C+4].[O-2].[Fe+2].[O-2].[O-2] Chemical compound [C+4].[O-2].[Fe+2].[O-2].[O-2] MAQAUGBCWORAAB-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 235000020636 oyster Nutrition 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007430 reference method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
- G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Evolutionary Computation (AREA)
- Medical Informatics (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Intelligence (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67587767A | 1967-10-17 | 1967-10-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1803047A1 true DE1803047A1 (de) | 1969-10-02 |
Family
ID=24712328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681803047 Pending DE1803047A1 (de) | 1967-10-17 | 1968-10-15 | Verfahren zur Regelung des Sauerstoffaufblasverfahrens zur Stahlherstellung und Anlage zur Durchfuehrung des Verfahrens |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3561743A (enrdf_load_stackoverflow) |
| BE (1) | BE722376A (enrdf_load_stackoverflow) |
| DE (1) | DE1803047A1 (enrdf_load_stackoverflow) |
| ES (1) | ES359144A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1594663A (enrdf_load_stackoverflow) |
| GB (1) | GB1239253A (enrdf_load_stackoverflow) |
| NL (1) | NL6814899A (enrdf_load_stackoverflow) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3871871A (en) * | 1967-12-11 | 1975-03-18 | Centre Nat Rech Metall | Monitoring and control of pig iron refining |
| US3707069A (en) * | 1970-10-13 | 1972-12-26 | Air Pollution Ind | Gas collector for steel furnace |
| US3816720A (en) * | 1971-11-01 | 1974-06-11 | Union Carbide Corp | Process for the decarburization of molten metal |
| FR2219975A1 (en) * | 1973-03-01 | 1974-09-27 | Centre Rech Metallurgique | Controlling the refining of pig iron - by adjusting lance height,oxygen flow and material addns |
| AU505706B2 (en) * | 1976-02-24 | 1979-11-29 | Nippon Steel Corporation | Controlling molten steel temperature and carbon content in oxygen converter |
| US4133036A (en) * | 1976-02-26 | 1979-01-02 | Republic Steel Corporation | Method and system for monitoring a physical condition of a medium |
| FR2440792A1 (fr) * | 1978-11-10 | 1980-06-06 | Gailly Sa Fonderies | Procede et installation pour regenerer les sables de moulage |
| US4416691A (en) * | 1980-07-03 | 1983-11-22 | Kobe Steel, Ltd. | Method for converter blow control |
| US4731732A (en) * | 1985-08-07 | 1988-03-15 | Aluminum Company Of America | Method and apparatus for determining soluble gas content |
| US5610346A (en) * | 1996-01-05 | 1997-03-11 | Bethlehem Steel Corporation | Apparatus for storing and dropping expendable BOF sensors |
| CA2221808C (en) | 1996-03-22 | 2003-05-20 | Steel Technology Corporation | Stable operation of a smelter reactor |
| US5984998A (en) * | 1997-11-14 | 1999-11-16 | American Iron And Steel Institute | Method and apparatus for off-gas composition sensing |
| US6591215B1 (en) * | 1999-02-18 | 2003-07-08 | Furnace Control Corp. | Systems and methods for controlling the activity of carbon in heat treating atmospheres |
| US6693947B1 (en) | 2002-09-25 | 2004-02-17 | D. L. Schroeder & Associates | Method to protect the anode bottoms in batch DC electric arc furnace steel production |
| DE102010035411A1 (de) * | 2010-08-25 | 2012-03-01 | Sms Siemag Ag | Verfahren zur Temperaturkontrolle des Metallbades während des Blasprozesses in einem Konverter |
| CN102169326B (zh) * | 2011-03-02 | 2013-11-13 | 中冶南方(武汉)威仕工业炉有限公司 | 基于数据挖掘的最优炉温设定值优化系统 |
| US9956609B1 (en) * | 2014-06-24 | 2018-05-01 | Melt Cognition, LLC | Metal sorting, melting and fabrication apparatus and methods |
| CN107299183B (zh) * | 2017-06-28 | 2022-06-28 | 河钢股份有限公司邯郸分公司 | 一种智能降低转炉终渣氧化性的系统及方法 |
| CN115976298B (zh) * | 2023-01-09 | 2025-09-02 | 福建三钢闽光股份有限公司 | 基于烟气co含量变化的转炉高铁水耗冶炼防喷溅控制工艺 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3184226A (en) * | 1961-06-06 | 1965-05-18 | Ajax Magnethermic Corp | Automatic pouring furnace |
| DE1433443B2 (de) * | 1964-05-23 | 1972-01-27 | Fried Krupp GmbH, 4300 Essen | Verfahren zur ueberwachung und regelung der sauerstoffauf blasverfahren |
| US3396580A (en) * | 1966-07-25 | 1968-08-13 | Gen Electric | Storage and release apparatus for measuring devices |
-
1967
- 1967-10-17 US US675877A patent/US3561743A/en not_active Expired - Lifetime
-
1968
- 1968-09-30 GB GB1239253D patent/GB1239253A/en not_active Expired
- 1968-10-14 FR FR1594663D patent/FR1594663A/fr not_active Expired
- 1968-10-14 ES ES359144A patent/ES359144A1/es not_active Expired
- 1968-10-15 DE DE19681803047 patent/DE1803047A1/de active Pending
- 1968-10-16 BE BE722376D patent/BE722376A/xx unknown
- 1968-10-17 NL NL6814899A patent/NL6814899A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1594663A (enrdf_load_stackoverflow) | 1970-06-08 |
| US3561743A (en) | 1971-02-09 |
| BE722376A (enrdf_load_stackoverflow) | 1969-04-01 |
| GB1239253A (enrdf_load_stackoverflow) | 1971-07-14 |
| ES359144A1 (es) | 1970-05-16 |
| NL6814899A (enrdf_load_stackoverflow) | 1969-04-21 |
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