TWI859671B - 高爐操作方法 - Google Patents
高爐操作方法 Download PDFInfo
- Publication number
- TWI859671B TWI859671B TW111149329A TW111149329A TWI859671B TW I859671 B TWI859671 B TW I859671B TW 111149329 A TW111149329 A TW 111149329A TW 111149329 A TW111149329 A TW 111149329A TW I859671 B TWI859671 B TW I859671B
- Authority
- TW
- Taiwan
- Prior art keywords
- gas
- volume
- blast furnace
- furnace
- raw materials
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 104
- 239000002994 raw material Substances 0.000 claims abstract description 104
- 229910052742 iron Inorganic materials 0.000 claims abstract description 51
- 239000000571 coke Substances 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims description 26
- 238000011017 operating method Methods 0.000 claims description 9
- 210000001015 abdomen Anatomy 0.000 claims description 3
- 239000002893 slag Substances 0.000 abstract description 34
- 230000035699 permeability Effects 0.000 abstract description 18
- 230000004927 fusion Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 175
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 22
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 18
- 238000012360 testing method Methods 0.000 description 17
- 238000006722 reduction reaction Methods 0.000 description 16
- 238000009423 ventilation Methods 0.000 description 14
- 229910052681 coesite Inorganic materials 0.000 description 11
- 229910052906 cristobalite Inorganic materials 0.000 description 11
- 239000000377 silicon dioxide Substances 0.000 description 11
- 235000012239 silicon dioxide Nutrition 0.000 description 11
- 229910052682 stishovite Inorganic materials 0.000 description 11
- 229910052905 tridymite Inorganic materials 0.000 description 11
- 229910002092 carbon dioxide Inorganic materials 0.000 description 9
- 230000007423 decrease Effects 0.000 description 9
- 239000012768 molten material Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 7
- 229910052593 corundum Inorganic materials 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 7
- 229910001845 yogo sapphire Inorganic materials 0.000 description 7
- 239000003245 coal Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 101001121408 Homo sapiens L-amino-acid oxidase Proteins 0.000 description 1
- 102100026388 L-amino-acid oxidase Human genes 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010959 steel Substances 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
-
- 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
- C21B5/003—Injection of pulverulent coal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/008—Composition or distribution of the charge
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
- C21B7/163—Blowpipe assembly
-
- 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
- C21B2005/005—Selection or treatment of the reducing gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022064977 | 2022-04-11 | ||
| JP2022-064977 | 2022-04-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW202340482A TW202340482A (zh) | 2023-10-16 |
| TWI859671B true TWI859671B (zh) | 2024-10-21 |
Family
ID=88329530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW111149329A TWI859671B (zh) | 2022-04-11 | 2022-12-22 | 高爐操作方法 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP4477762A4 (https=) |
| JP (1) | JP7552881B2 (https=) |
| KR (1) | KR20240160150A (https=) |
| CN (1) | CN119032183A (https=) |
| TW (1) | TWI859671B (https=) |
| WO (1) | WO2023199550A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025211235A1 (ja) * | 2024-04-01 | 2025-10-09 | 日本製鉄株式会社 | 非焼成含炭塊成鉱の製造方法およびケイ酸バイオマスの高炉利用方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW514668B (en) * | 1997-09-26 | 2002-12-21 | Technolohical Resources Pty Lt | A process of producing molten metals |
| TWI396749B (zh) * | 2008-03-31 | 2013-05-21 | Nippon Steel & Sumitomo Metal Corp | 還原鐵之製造方法 |
| JP2015199978A (ja) * | 2014-04-04 | 2015-11-12 | 新日鐵住金株式会社 | 還元鉄を用いた高炉操業方法 |
| CN105349725A (zh) * | 2015-11-07 | 2016-02-24 | 衡南扬钢冶金技术有限公司 | 一种自燃还原法炼铁方法及冶炼装置 |
| CN110229939A (zh) * | 2019-07-15 | 2019-09-13 | 陶立群 | 一种两段回转窑法非焦炼铁装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2790711A (en) * | 1957-04-30 | Molten | ||
| US3460934A (en) * | 1966-12-19 | 1969-08-12 | John J Kelmar | Blast furnace method |
| JP2962195B2 (ja) | 1995-06-27 | 1999-10-12 | 住友金属工業株式会社 | 高炉操業方法 |
| JPH09143516A (ja) * | 1995-11-17 | 1997-06-03 | Nippon Steel Corp | 竪型炉の操業方法 |
| JP2002060809A (ja) * | 2000-08-08 | 2002-02-28 | Nippon Steel Corp | 化学組成を調整した焼結鉱を使用する低炉熱高炉操業方法 |
| JP3705243B2 (ja) | 2002-06-05 | 2005-10-12 | 住友金属工業株式会社 | 高炉操業方法 |
| JP2005298923A (ja) | 2004-04-13 | 2005-10-27 | Nippon Steel Corp | 高炉における高鉱石／還元材比操業方法 |
| WO2011021577A1 (ja) * | 2009-08-21 | 2011-02-24 | 新日本製鐵株式会社 | 高炉用の非焼成含炭塊成鉱およびその製造方法 |
| JP2013082971A (ja) * | 2011-10-11 | 2013-05-09 | Nippon Steel & Sumitomo Metal Corp | 高炉の操業方法 |
| JP7339222B2 (ja) * | 2020-09-03 | 2023-09-05 | 株式会社神戸製鋼所 | 銑鉄製造方法 |
-
2022
- 2022-12-16 CN CN202280094341.2A patent/CN119032183A/zh active Pending
- 2022-12-16 WO PCT/JP2022/046305 patent/WO2023199550A1/ja not_active Ceased
- 2022-12-16 JP JP2023516075A patent/JP7552881B2/ja active Active
- 2022-12-16 KR KR1020247032647A patent/KR20240160150A/ko active Pending
- 2022-12-16 EP EP22937525.8A patent/EP4477762A4/en active Pending
- 2022-12-22 TW TW111149329A patent/TWI859671B/zh active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW514668B (en) * | 1997-09-26 | 2002-12-21 | Technolohical Resources Pty Lt | A process of producing molten metals |
| TWI396749B (zh) * | 2008-03-31 | 2013-05-21 | Nippon Steel & Sumitomo Metal Corp | 還原鐵之製造方法 |
| JP2015199978A (ja) * | 2014-04-04 | 2015-11-12 | 新日鐵住金株式会社 | 還元鉄を用いた高炉操業方法 |
| CN105349725A (zh) * | 2015-11-07 | 2016-02-24 | 衡南扬钢冶金技术有限公司 | 一种自燃还原法炼铁方法及冶炼装置 |
| CN110229939A (zh) * | 2019-07-15 | 2019-09-13 | 陶立群 | 一种两段回转窑法非焦炼铁装置 |
Non-Patent Citations (1)
| Title |
|---|
| 期刊 大野陽太郎・松浦正博 (Yotaro OHNO and Masahiro MATSUURA) 酸素高炉プロセスにおける炉内装入物の昇温,反応特性 (Heating-up and Reaction Characteristics of Burdens in Oxygen Blast Furnace Process)Blast Furnace Process) 鉄と鋼 1990 年 76 巻 8 号 p. 1262-1269 日本鉄鋼協会 平成元年 4 月本会講演大会にて発表 平成元年 8 月 15 日受付 (Received Aug. 15, 1989) 60-67 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7552881B2 (ja) | 2024-09-18 |
| JPWO2023199550A1 (https=) | 2023-10-19 |
| TW202340482A (zh) | 2023-10-16 |
| EP4477762A4 (en) | 2025-05-14 |
| EP4477762A1 (en) | 2024-12-18 |
| WO2023199550A1 (ja) | 2023-10-19 |
| CN119032183A (zh) | 2024-11-26 |
| KR20240160150A (ko) | 2024-11-08 |
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