CN104087700B - 气基竖炉制备海绵铁的方法和系统 - Google Patents
气基竖炉制备海绵铁的方法和系统 Download PDFInfo
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- CN104087700B CN104087700B CN201410345209.1A CN201410345209A CN104087700B CN 104087700 B CN104087700 B CN 104087700B CN 201410345209 A CN201410345209 A CN 201410345209A CN 104087700 B CN104087700 B CN 104087700B
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- gas
- section
- carbon monoxide
- based shaft
- sponge iron
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 152
- 238000000034 method Methods 0.000 title claims abstract description 81
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 74
- 239000007789 gas Substances 0.000 claims abstract description 207
- 238000006722 reduction reaction Methods 0.000 claims abstract description 100
- 238000001816 cooling Methods 0.000 claims abstract description 78
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 69
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 69
- 239000001257 hydrogen Substances 0.000 claims abstract description 40
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 40
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 230000008569 process Effects 0.000 claims abstract description 30
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 238000005261 decarburization Methods 0.000 claims abstract description 13
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 13
- 239000008188 pellet Substances 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims abstract description 7
- 230000009467 reduction Effects 0.000 claims description 71
- 230000023556 desulfurization Effects 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 5
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 24
- 238000010438 heat treatment Methods 0.000 abstract description 11
- 238000002156 mixing Methods 0.000 abstract description 6
- 238000011282 treatment Methods 0.000 abstract description 6
- 150000002431 hydrogen Chemical class 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 239000000112 cooling gas Substances 0.000 description 26
- 238000004519 manufacturing process Methods 0.000 description 17
- 238000005255 carburizing Methods 0.000 description 10
- 230000008676 import Effects 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000007233 catalytic pyrolysis Methods 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 2
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Manufacture Of Iron (AREA)
Abstract
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CN201410345209.1A CN104087700B (zh) | 2014-07-18 | 2014-07-18 | 气基竖炉制备海绵铁的方法和系统 |
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CN104087700A CN104087700A (zh) | 2014-10-08 |
CN104087700B true CN104087700B (zh) | 2017-05-03 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104087699B (zh) * | 2014-07-18 | 2017-05-03 | 北京神雾环境能源科技集团股份有限公司 | 气基竖炉制备海绵铁的方法和系统 |
CN104451017B (zh) * | 2014-11-28 | 2016-03-16 | 中冶赛迪工程技术股份有限公司 | 一种钒钛磁铁矿竖炉直接还原铁的渗碳工艺 |
CN106702066A (zh) * | 2017-03-03 | 2017-05-24 | 江苏省冶金设计院有限公司 | 一种氢气进入气基还原竖炉制备直接还原铁的系统和方法 |
CN106834581A (zh) * | 2017-03-07 | 2017-06-13 | 江苏省冶金设计院有限公司 | 一种还原竖炉生产海绵铁的炉顶气利用系统及方法 |
CN107008918B (zh) * | 2017-06-03 | 2023-04-28 | 赣州鼎盛炉业有限公司 | 一种同时采用顺逆供应氢气多管炉 |
SE543341C2 (en) * | 2019-04-01 | 2020-12-08 | Greeniron H2 Ab | Method and device for producing direct reduced metal |
CN109971906A (zh) * | 2019-04-11 | 2019-07-05 | 中冶赛迪技术研究中心有限公司 | 一种超低碳排放生产海绵铁的还原方法 |
CN118565201B (zh) * | 2024-07-22 | 2024-10-01 | 唐山金沙燃烧热能股份有限公司 | 一种采用氢气直接还原金属氧化物装置还原金属氧化物的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101358258A (zh) * | 2007-08-02 | 2009-02-04 | 北京神雾热能技术有限公司 | 煤制还原气气基竖炉直接还原冶金方法及系统 |
CN102304599A (zh) * | 2011-09-22 | 2012-01-04 | 中冶赛迪上海工程技术有限公司 | 气基还原竖炉生产直接还原铁的方法及装置 |
CN103667573A (zh) * | 2013-12-13 | 2014-03-26 | 王少立 | 用焦炉煤气生产直接还原铁短流程工艺 |
CN104087699A (zh) * | 2014-07-18 | 2014-10-08 | 北京神雾环境能源科技集团股份有限公司 | 气基竖炉制备海绵铁的方法和系统 |
CN204039428U (zh) * | 2014-07-18 | 2014-12-24 | 北京神雾环境能源科技集团股份有限公司 | 气基竖炉制备海绵铁的系统 |
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2014
- 2014-07-18 CN CN201410345209.1A patent/CN104087700B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101358258A (zh) * | 2007-08-02 | 2009-02-04 | 北京神雾热能技术有限公司 | 煤制还原气气基竖炉直接还原冶金方法及系统 |
CN102304599A (zh) * | 2011-09-22 | 2012-01-04 | 中冶赛迪上海工程技术有限公司 | 气基还原竖炉生产直接还原铁的方法及装置 |
CN103667573A (zh) * | 2013-12-13 | 2014-03-26 | 王少立 | 用焦炉煤气生产直接还原铁短流程工艺 |
CN104087699A (zh) * | 2014-07-18 | 2014-10-08 | 北京神雾环境能源科技集团股份有限公司 | 气基竖炉制备海绵铁的方法和系统 |
CN204039428U (zh) * | 2014-07-18 | 2014-12-24 | 北京神雾环境能源科技集团股份有限公司 | 气基竖炉制备海绵铁的系统 |
Non-Patent Citations (1)
Title |
---|
ENERGIRON直接还原技术-经济、灵活、环保;Pablo Duarte等;《第五届中国国际钢铁大会论文集》;20081231;第23页第3.0节、第25页4.0节及图2、5 * |
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Address after: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee after: Shenwu Technology Group Co.,Ltd. Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee before: BEIJING SHENWU ENVIRONMENT AND ENERGY TECHNOLOGY Co.,Ltd. |
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Denomination of invention: Method and system for preparing sponge iron by using gas-based shaft furnace Effective date of registration: 20180322 Granted publication date: 20170503 Pledgee: The Bank of Beijing Limited by Share Ltd. Anwar Road Branch Pledgor: Shenwu Technology Group Co.,Ltd. Registration number: 2018990000210 |
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