SE451728B - Forfarande for kontinuerlig styrning av driften av en masugn - Google Patents
Forfarande for kontinuerlig styrning av driften av en masugnInfo
- Publication number
- SE451728B SE451728B SE8103500A SE8103500A SE451728B SE 451728 B SE451728 B SE 451728B SE 8103500 A SE8103500 A SE 8103500A SE 8103500 A SE8103500 A SE 8103500A SE 451728 B SE451728 B SE 451728B
- Authority
- SE
- Sweden
- Prior art keywords
- temperature
- content
- reducing gas
- gas
- carbon dioxide
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 32
- 239000007789 gas Substances 0.000 claims description 109
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 78
- 239000000571 coke Substances 0.000 claims description 48
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 41
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 40
- 239000001569 carbon dioxide Substances 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 229910000805 Pig iron Inorganic materials 0.000 claims description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims description 20
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000446 fuel Substances 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 15
- 239000010703 silicon Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 12
- 230000001590 oxidative effect Effects 0.000 claims description 11
- 230000007423 decrease Effects 0.000 claims description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 229910001868 water Inorganic materials 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims 1
- 238000007664 blowing Methods 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000005422 blasting Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000004449 solid propellant Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010291 electrical method Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
- C21B5/002—Heated electrically (plasma)
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/006—Automatically controlling the process
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE6/47178A BE883667A (nl) | 1980-06-05 | 1980-06-05 | Procede de conduite d'un four a cuve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8103500L SE8103500L (sv) | 1981-12-06 |
| SE451728B true SE451728B (sv) | 1987-10-26 |
Family
ID=3874855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8103500A SE451728B (sv) | 1980-06-05 | 1981-06-03 | Forfarande for kontinuerlig styrning av driften av en masugn |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4421553A (online.php) |
| JP (1) | JPS5723011A (online.php) |
| AR (1) | AR232004A1 (online.php) |
| BR (1) | BR8103552A (online.php) |
| DE (1) | DE3121975A1 (online.php) |
| ES (1) | ES8203971A1 (online.php) |
| FR (1) | FR2483951A1 (online.php) |
| GB (1) | GB2077299B (online.php) |
| LU (1) | LU83372A1 (online.php) |
| NL (1) | NL8102654A (online.php) |
| SE (1) | SE451728B (online.php) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5437706A (en) * | 1994-06-10 | 1995-08-01 | Borealis Technical Incorporated Limited | Method for operating a blast furnace |
| US5464464A (en) * | 1994-06-10 | 1995-11-07 | Borealis Technical Incorporated Limited | Method for reducing particulate iron ore to molten iron with hydrogen as reductant |
| CN1916187A (zh) * | 2006-09-12 | 2007-02-21 | 沈阳东方钢铁有限公司 | 纯氧煤气高炉炼铁工艺和设备 |
| JP4910640B2 (ja) * | 2006-10-31 | 2012-04-04 | Ｊｆｅスチール株式会社 | 高炉の操業方法 |
| US8133298B2 (en) * | 2007-12-06 | 2012-03-13 | Air Products And Chemicals, Inc. | Blast furnace iron production with integrated power generation |
| US20100146982A1 (en) * | 2007-12-06 | 2010-06-17 | Air Products And Chemicals, Inc. | Blast furnace iron production with integrated power generation |
| CN101831517B (zh) * | 2010-05-26 | 2011-09-21 | 王林 | 高炉煤气化热风炉炼铁方法 |
| JP5546675B1 (ja) * | 2012-12-07 | 2014-07-09 | 新日鉄住金エンジニアリング株式会社 | 高炉の操業方法及び溶銑の製造方法 |
| EP4513120A3 (en) * | 2022-08-29 | 2026-03-18 | Paul Wurth S.A. | Iron ore reducing and melting apparatus |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2114077B2 (de) * | 1970-03-31 | 1976-04-22 | Centre de Recherches Metallurgiques -Centrum voor Research in de Metallurgie C.R.M., Brüssel | Verfahren zur reduktion von eisenerzen in einem schachtofen, insbesondere hochofen und blasform zur durchfuehrung des verfahrens |
| DE2166408C3 (de) * | 1970-06-30 | 1978-08-31 | Centre De Recherches Metallurgiques - Centrum Voor Research In De Metallurgie - Association Sans But Lucratif - Vereniging Zonder Winstoogmerk, Bruessel | Verwendung eines Plasmabrenners, der vorzugsweise im Innern der Blasform eines Schachtofens, insbesondere Hochofens, angeordnet ist |
| FR2098026A5 (en) * | 1970-06-30 | 1972-03-03 | Rech Metal Centre | Injecting hot reducing gas into a blast furn- - ace |
| GB1332531A (en) | 1970-06-30 | 1973-10-03 | Centre Rech Metallurgique | Shaft furnace smelting |
| BE787872A (fr) * | 1971-08-25 | 1973-02-23 | Westinghouse Electric Corp | Commande par calculateur d'un haut-fourneau utilisant des signaux de retroaction correcteurs |
| CA1006373A (en) * | 1972-03-15 | 1977-03-08 | Masanobu Ogata | Blast furnace control method by measurement of condition indices |
| SE371453C (sv) * | 1973-03-26 | 1978-01-23 | Skf Ind Trading & Dev | Sett for framstellning av reduktionsgas |
| DE2459966A1 (de) * | 1973-12-27 | 1975-07-10 | Centre Rech Metallurgique | Verfahren zur erzeugung heisser reduktionsgase |
| BE813118A (fr) * | 1974-03-29 | 1974-09-30 | Dispositif pour injecter des gaz reducteurs chauds dans un four a cuve et procede de mise en oeuvre. | |
| JPS6018721B2 (ja) * | 1978-02-27 | 1985-05-11 | 住友金属工業株式会社 | 高炉の操業方法 |
| JPS5469512A (en) * | 1977-11-15 | 1979-06-04 | Sumitomo Metal Ind Ltd | Blast furnace operation method |
| JPS54107706A (en) * | 1978-02-13 | 1979-08-23 | Matsushita Electric Ind Co Ltd | Information recording medium |
| JPS6013042B2 (ja) * | 1978-08-28 | 1985-04-04 | 株式会社神戸製鋼所 | 高炉操業法 |
-
1981
- 1981-03-24 US US06/247,018 patent/US4421553A/en not_active Expired - Fee Related
- 1981-05-18 LU LU83372A patent/LU83372A1/fr unknown
- 1981-05-18 FR FR8110186A patent/FR2483951A1/fr active Granted
- 1981-06-02 NL NL8102654A patent/NL8102654A/nl not_active Application Discontinuation
- 1981-06-03 SE SE8103500A patent/SE451728B/sv unknown
- 1981-06-03 DE DE19813121975 patent/DE3121975A1/de active Granted
- 1981-06-04 AR AR285591A patent/AR232004A1/es active
- 1981-06-04 ES ES81502771A patent/ES8203971A1/es not_active Expired
- 1981-06-04 BR BR8103552A patent/BR8103552A/pt unknown
- 1981-06-05 GB GB8117330A patent/GB2077299B/en not_active Expired
- 1981-06-05 JP JP8673881A patent/JPS5723011A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0219165B2 (online.php) | 1990-04-27 |
| FR2483951A1 (fr) | 1981-12-11 |
| GB2077299A (en) | 1981-12-16 |
| BR8103552A (pt) | 1982-03-02 |
| SE8103500L (sv) | 1981-12-06 |
| GB2077299B (en) | 1985-03-13 |
| FR2483951B1 (online.php) | 1985-03-08 |
| JPS5723011A (en) | 1982-02-06 |
| ES502771A0 (es) | 1982-04-01 |
| AR232004A1 (es) | 1985-04-30 |
| LU83372A1 (fr) | 1981-09-11 |
| ES8203971A1 (es) | 1982-04-01 |
| DE3121975A1 (de) | 1982-03-11 |
| US4421553A (en) | 1983-12-20 |
| NL8102654A (nl) | 1982-01-04 |
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