CN108300829B - 一种气基和煤基结合的直接还原铁方法 - Google Patents
一种气基和煤基结合的直接还原铁方法 Download PDFInfo
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- CN108300829B CN108300829B CN201810298869.7A CN201810298869A CN108300829B CN 108300829 B CN108300829 B CN 108300829B CN 201810298869 A CN201810298869 A CN 201810298869A CN 108300829 B CN108300829 B CN 108300829B
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- iron
- gas
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- coal
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000003245 coal Substances 0.000 title claims abstract description 38
- 229910052742 iron Inorganic materials 0.000 claims abstract description 31
- 239000007789 gas Substances 0.000 claims description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 37
- 229910052799 carbon Inorganic materials 0.000 claims description 32
- 238000005453 pelletization Methods 0.000 claims description 19
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000000843 powder Substances 0.000 claims description 15
- 239000000428 dust Substances 0.000 claims description 14
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- 239000001257 hydrogen Substances 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 239000002956 ash Substances 0.000 claims description 7
- 238000005188 flotation Methods 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 6
- 239000003610 charcoal Substances 0.000 claims description 6
- 239000000470 constituent Substances 0.000 claims description 6
- 239000002006 petroleum coke Substances 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 claims description 6
- 239000002028 Biomass Substances 0.000 claims description 5
- GUBGYTABKSRVRQ-PICCSMPSSA-N D-Maltose Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-PICCSMPSSA-N 0.000 claims description 4
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 239000003345 natural gas Substances 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 229920001353 Dextrin Polymers 0.000 claims description 2
- 239000004375 Dextrin Substances 0.000 claims description 2
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims description 2
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 2
- 235000019425 dextrin Nutrition 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims description 2
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 2
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000002023 wood Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000006722 reduction reaction Methods 0.000 description 40
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000000571 coke Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000002932 luster Substances 0.000 description 2
- 239000002075 main ingredient Substances 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910021386 carbon form Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/244—Binding; Briquetting ; Granulating with binders organic
- C22B1/245—Binding; Briquetting ; Granulating with binders organic with carbonaceous material for the production of coked agglomerates
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
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CN201810298869.7A CN108300829B (zh) | 2018-03-30 | 2018-03-30 | 一种气基和煤基结合的直接还原铁方法 |
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CN201810298869.7A CN108300829B (zh) | 2018-03-30 | 2018-03-30 | 一种气基和煤基结合的直接还原铁方法 |
Publications (2)
Publication Number | Publication Date |
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CN108300829A CN108300829A (zh) | 2018-07-20 |
CN108300829B true CN108300829B (zh) | 2019-10-11 |
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CN201810298869.7A Active CN108300829B (zh) | 2018-03-30 | 2018-03-30 | 一种气基和煤基结合的直接还原铁方法 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109457075A (zh) * | 2018-12-20 | 2019-03-12 | 中冶南方工程技术有限公司 | 一种采用辅助还原的煤基直接还原工艺 |
CN110295263A (zh) * | 2019-07-17 | 2019-10-01 | 圣航粉末冶金河北有限公司 | 一种间接加热氢气回转窑直接还原高纯铁的方法 |
CN110438278A (zh) * | 2019-09-11 | 2019-11-12 | 武汉科思瑞迪科技有限公司 | 一种气基和煤基相结合的竖炉直接还原工艺 |
CN110453027A (zh) * | 2019-09-11 | 2019-11-15 | 武汉科思瑞迪科技有限公司 | 一种气基和煤基相结合的竖炉直接还原工艺 |
CN110592305A (zh) * | 2019-09-27 | 2019-12-20 | 陶立群 | 一种双窑双基冶金方法 |
CN111304395A (zh) * | 2020-03-31 | 2020-06-19 | 钢铁研究总院 | 一种碳热预还原与气基深度还原及同步冷却的炼铁方法 |
CN111719031A (zh) * | 2020-07-31 | 2020-09-29 | 西安建筑科技大学 | 一种气基直接还原铁矿粉的方法 |
CN112877491A (zh) * | 2021-01-14 | 2021-06-01 | 益晖国际有限公司 | 一种竖式煤基、气基混合金属铁直接还原炉及其工艺 |
CN113684337A (zh) * | 2021-07-29 | 2021-11-23 | 张雷 | 一种气煤双基直接还原磁选优化铁矿的方法和装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1109911A (zh) * | 1995-03-11 | 1995-10-11 | 宝山钢铁(集团)公司 | 一种煤基造气竖炉法生产海绵铁的方法 |
CN1896286B (zh) * | 2006-06-13 | 2010-04-21 | 苏亚杰 | 铁矿煤球团自产还原气生产直接还原铁的方法 |
CN103011090B (zh) * | 2012-12-06 | 2014-07-23 | 张跃 | 一种采用热解-还原联合技术生产硫磺的方法 |
US9970071B2 (en) * | 2014-09-23 | 2018-05-15 | Midrex Technologies, Inc. | Method for reducing iron oxide to metallic iron using coke oven gas |
US10316376B2 (en) * | 2015-06-24 | 2019-06-11 | Midrex Technologies, Inc. | Methods and systems for increasing the carbon content of sponge iron in a reduction furnace |
CN106282467B (zh) * | 2016-10-30 | 2018-02-06 | 徐州贝克福尔节能环保技术有限公司 | 一种铁矿粉煤基生产直接还原铁设施及方法 |
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Effective date of registration: 20201013 Address after: Room 201, building 7, No.77, Hangtian Road, hi tech Zone, Yantai City, Shandong Province Patentee after: Yantai Honglin energy saving and Environmental Protection Technology Co.,Ltd. Address before: 264000 Shandong city of Yantai province science and technology venture building, high tech Zone East Avenue Patentee before: Tang Zhusheng |
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Effective date of registration: 20240507 Address after: 266000 room c-305g, industrial building 2, Science Park, Shandong University of science and technology, 579 qianwangang Road, Huangdao District, Qingdao, Shandong Province Patentee after: Qingdao yingkunyuan Mining Technology Co.,Ltd. Country or region after: China Address before: Building 201, Building 7, No. 77 Aerospace Road, High tech Zone, Yantai City, Shandong Province, 264670 Patentee before: Yantai Honglin energy saving and Environmental Protection Technology Co.,Ltd. Country or region before: China |