CN110714106B - 一种高钛型钒钛磁铁矿的高炉优化冶炼方法 - Google Patents
一种高钛型钒钛磁铁矿的高炉优化冶炼方法 Download PDFInfo
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- CN110714106B CN110714106B CN201911048433.3A CN201911048433A CN110714106B CN 110714106 B CN110714106 B CN 110714106B CN 201911048433 A CN201911048433 A CN 201911048433A CN 110714106 B CN110714106 B CN 110714106B
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- slag
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- 239000010936 titanium Substances 0.000 title claims abstract description 76
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910052720 vanadium Inorganic materials 0.000 title claims abstract description 61
- 229910052719 titanium Inorganic materials 0.000 title claims abstract description 57
- 238000003723 Smelting Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 43
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000005457 optimization Methods 0.000 title claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 235
- 239000002893 slag Substances 0.000 claims abstract description 125
- 229910052742 iron Inorganic materials 0.000 claims abstract description 119
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 48
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 36
- GFNGCDBZVSLSFT-UHFFFAOYSA-N titanium vanadium Chemical compound [Ti].[V] GFNGCDBZVSLSFT-UHFFFAOYSA-N 0.000 claims abstract description 32
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 31
- 239000001301 oxygen Substances 0.000 claims abstract description 31
- 230000008569 process Effects 0.000 claims abstract description 11
- 230000001590 oxidative effect Effects 0.000 claims abstract description 6
- 239000013078 crystal Substances 0.000 claims abstract description 4
- 238000010079 rubber tapping Methods 0.000 claims description 28
- 238000007664 blowing Methods 0.000 claims description 26
- 239000000571 coke Substances 0.000 claims description 15
- 238000000605 extraction Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 9
- 235000019738 Limestone Nutrition 0.000 claims description 4
- 239000006028 limestone Substances 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims 2
- 229910001018 Cast iron Inorganic materials 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 14
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 11
- 229910052804 chromium Inorganic materials 0.000 abstract description 11
- 239000011651 chromium Substances 0.000 abstract description 11
- 229910052751 metal Inorganic materials 0.000 abstract description 10
- 239000002184 metal Substances 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 6
- 150000002739 metals Chemical class 0.000 abstract description 6
- 229910052710 silicon Inorganic materials 0.000 abstract description 6
- 239000010703 silicon Substances 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract 1
- 239000004408 titanium dioxide Substances 0.000 description 18
- 229910000831 Steel Inorganic materials 0.000 description 16
- 239000010959 steel Substances 0.000 description 16
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 9
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 9
- 229910002091 carbon monoxide Inorganic materials 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- GNTDGMZSJNCJKK-UHFFFAOYSA-N Vanadium(V) oxide Inorganic materials O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 8
- 238000006722 reduction reaction Methods 0.000 description 7
- 230000009467 reduction Effects 0.000 description 6
- 229910000805 Pig iron Inorganic materials 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical compound [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 235000010215 titanium dioxide Nutrition 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 230000023556 desulfurization Effects 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- MRHSJWPXCLEHNI-UHFFFAOYSA-N [Ti].[V].[Fe] Chemical compound [Ti].[V].[Fe] MRHSJWPXCLEHNI-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000005997 Calcium carbide Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 229910000628 Ferrovanadium Inorganic materials 0.000 description 2
- 229910001199 N alloy Inorganic materials 0.000 description 2
- 229910003074 TiCl4 Inorganic materials 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 241001232253 Xanthisma spinulosum Species 0.000 description 2
- -1 and meanwhile Inorganic materials 0.000 description 2
- SKKMWRVAJNPLFY-UHFFFAOYSA-N azanylidynevanadium Chemical compound [V]#N SKKMWRVAJNPLFY-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 230000009194 climbing Effects 0.000 description 2
- 230000007123 defense Effects 0.000 description 2
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 239000002994 raw material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/02—Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals
-
- 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
-
- 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
- C21C5/36—Processes yielding slags of special composition
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
序号 | 技术经济项目(单位) | 指标 |
1 | 年产铁量(万吨) | 100 |
2 | 利用系数(吨铁/m<sup>3</sup>·d) | 1.9~2.0 |
3 | 焦比(焦量kg/吨铁) | 550 |
4 | 冶炼强度(焦kg/m<sup>3</sup>·d) | 1.08 |
5 | 生铁合格率(%) | 100.00 |
6 | 铁损(%) | 4.0 |
7 | 休风率(%) | 0.80 |
8 | 钒钛矿的渣铁比(kg/吨) | 700 |
9 | 钒钛矿炉渣含TiO<sub>2</sub>(%) | 26.00 |
10 | 钒的回收率(%) | 86.00 |
11 | 年产钒渣(含V<sub>2</sub>O<sub>5</sub>)(万吨) | 4 |
12 | 钒渣含V<sub>2</sub>O<sub>5</sub>(%) | 24~25 |
13 | 年产50和80高钒铁(吨) | 7420 |
Claims (8)
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CN201911048433.3A CN110714106B (zh) | 2019-10-30 | 2019-10-30 | 一种高钛型钒钛磁铁矿的高炉优化冶炼方法 |
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CN112226560B (zh) * | 2020-10-14 | 2022-05-20 | 中国恩菲工程技术有限公司 | 降低熔渣中氮化钛和/或碳化钛含量的方法 |
CN113801969B (zh) * | 2021-08-19 | 2023-01-17 | 鞍钢股份有限公司 | 一种超高TiO2炉渣的高炉冶炼方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104561424A (zh) * | 2014-12-12 | 2015-04-29 | 章雷 | 一种含钛铁矿外燃煤熔融还原工艺用燃煤炉 |
CN104862437A (zh) * | 2015-04-30 | 2015-08-26 | 河北钢铁股份有限公司承德分公司 | 一种钒钛磁铁矿冶炼的高炉炉型设计方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPH09176717A (ja) * | 1995-12-21 | 1997-07-08 | Nippon Steel Corp | 高炉溶銑の製鋼方法 |
CN201762351U (zh) * | 2010-08-06 | 2011-03-16 | 攀钢集团冶金工程技术有限公司 | 一种冶炼钒钛铁矿的高炉 |
IN2014KN01261A (zh) * | 2011-12-21 | 2015-10-16 | Jfe Steel Corp | |
CN104894313B (zh) * | 2015-06-09 | 2017-12-15 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种钒钛磁铁矿高炉冶炼的方法 |
CN206580851U (zh) * | 2017-03-21 | 2017-10-24 | 攀枝花正德环保新材料科技开发有限公司 | 粉矿全氧熔融还原炼铁装置 |
CN107151718B (zh) * | 2017-05-09 | 2018-12-14 | 北京科技大学 | 一种全氧高炉炼铁装置 |
CN109207661A (zh) * | 2018-10-18 | 2019-01-15 | 攀钢集团攀枝花钢铁研究院有限公司 | 利用高炉渣口提高高炉炉缸氧势的方法 |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104561424A (zh) * | 2014-12-12 | 2015-04-29 | 章雷 | 一种含钛铁矿外燃煤熔融还原工艺用燃煤炉 |
CN104862437A (zh) * | 2015-04-30 | 2015-08-26 | 河北钢铁股份有限公司承德分公司 | 一种钒钛磁铁矿冶炼的高炉炉型设计方法 |
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