CN112680566B - 一种精炼炉脱碳终点检测方法及检测系统 - Google Patents
一种精炼炉脱碳终点检测方法及检测系统 Download PDFInfo
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- CN112680566B CN112680566B CN202011510737.XA CN202011510737A CN112680566B CN 112680566 B CN112680566 B CN 112680566B CN 202011510737 A CN202011510737 A CN 202011510737A CN 112680566 B CN112680566 B CN 112680566B
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- molten steel
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- decarburization
- refining furnace
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- 238000005261 decarburization Methods 0.000 title claims abstract description 164
- 238000007670 refining Methods 0.000 title claims abstract description 106
- 238000001514 detection method Methods 0.000 title claims description 19
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 162
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 161
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 136
- 239000010959 steel Substances 0.000 claims abstract description 136
- 238000000034 method Methods 0.000 claims abstract description 78
- 239000000779 smoke Substances 0.000 claims abstract description 49
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 24
- 239000000956 alloy Substances 0.000 claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 59
- 239000003546 flue gas Substances 0.000 claims description 57
- 238000005259 measurement Methods 0.000 claims description 37
- 238000012545 processing Methods 0.000 claims description 25
- 238000005262 decarbonization Methods 0.000 claims description 22
- 238000012937 correction Methods 0.000 claims description 18
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Treatment Of Steel In Its Molten State (AREA)
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CN114085955A (zh) * | 2021-10-19 | 2022-02-25 | 首钢集团有限公司 | 真空脱碳过程的碳含量监测方法、装置、设备及介质 |
CN114196800B (zh) * | 2021-12-03 | 2023-02-03 | 本钢板材股份有限公司 | 一种基于热水井一氧化碳模型的rh脱碳预报方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666439A (en) * | 1970-03-02 | 1972-05-30 | Allegheny Ludlum Ind Inc | Method of decarburizing alloy steels |
CN103382514A (zh) * | 2013-07-19 | 2013-11-06 | 东北大学 | 一种在线预测rh精炼过程中钢水成分的系统及方法 |
CN107630122A (zh) * | 2016-07-18 | 2018-01-26 | 鞍钢股份有限公司 | 一种基于烟气分析的rh动态脱碳优化方法 |
CN108342540A (zh) * | 2018-04-18 | 2018-07-31 | 武汉科技大学 | 一种炼钢厂rh精炼设备自动控制系统 |
CN108647407A (zh) * | 2018-04-24 | 2018-10-12 | 北京科技大学 | 一种转炉炼钢烟气分析定碳方法 |
CN109182658A (zh) * | 2018-09-26 | 2019-01-11 | 首钢集团有限公司 | 一种rh精炼控制方法及装置 |
CN110229945A (zh) * | 2019-07-08 | 2019-09-13 | 长春工业大学 | 基于专家内模控制的氩氧精炼铬铁碳含量的控制方法 |
CN110991089A (zh) * | 2019-12-26 | 2020-04-10 | 北京科技大学 | 一种转炉炼钢冶炼后期碳含量预报方法 |
CN111518980A (zh) * | 2020-04-23 | 2020-08-11 | 中冶南方工程技术有限公司 | 一种转炉终点碳含量预报模型的修正方法和系统 |
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2020
- 2020-12-18 CN CN202011510737.XA patent/CN112680566B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666439A (en) * | 1970-03-02 | 1972-05-30 | Allegheny Ludlum Ind Inc | Method of decarburizing alloy steels |
CN103382514A (zh) * | 2013-07-19 | 2013-11-06 | 东北大学 | 一种在线预测rh精炼过程中钢水成分的系统及方法 |
CN107630122A (zh) * | 2016-07-18 | 2018-01-26 | 鞍钢股份有限公司 | 一种基于烟气分析的rh动态脱碳优化方法 |
CN108342540A (zh) * | 2018-04-18 | 2018-07-31 | 武汉科技大学 | 一种炼钢厂rh精炼设备自动控制系统 |
CN108647407A (zh) * | 2018-04-24 | 2018-10-12 | 北京科技大学 | 一种转炉炼钢烟气分析定碳方法 |
CN109182658A (zh) * | 2018-09-26 | 2019-01-11 | 首钢集团有限公司 | 一种rh精炼控制方法及装置 |
CN110229945A (zh) * | 2019-07-08 | 2019-09-13 | 长春工业大学 | 基于专家内模控制的氩氧精炼铬铁碳含量的控制方法 |
CN110991089A (zh) * | 2019-12-26 | 2020-04-10 | 北京科技大学 | 一种转炉炼钢冶炼后期碳含量预报方法 |
CN111518980A (zh) * | 2020-04-23 | 2020-08-11 | 中冶南方工程技术有限公司 | 一种转炉终点碳含量预报模型的修正方法和系统 |
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Denomination of invention: A Method and System for Detecting the End Point of Decarbonization in Refining Furnace Effective date of registration: 20230404 Granted publication date: 20221021 Pledgee: Shougang Group Finance Co.,Ltd. Pledgor: BEIJING SHOUGANG AUTOMATION INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023990000190 |
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Denomination of invention: A endpoint detection method and detection system for decarburization in refining furnaces Granted publication date: 20221021 Pledgee: Shougang Group Finance Co.,Ltd. Pledgor: BEIJING SHOUGANG AUTOMATION INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2024990000121 |
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