CN102808199B - 一种铝电解槽在线阳极效应预警和抑制的方法 - Google Patents
一种铝电解槽在线阳极效应预警和抑制的方法 Download PDFInfo
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- CN102808199B CN102808199B CN201210262176.5A CN201210262176A CN102808199B CN 102808199 B CN102808199 B CN 102808199B CN 201210262176 A CN201210262176 A CN 201210262176A CN 102808199 B CN102808199 B CN 102808199B
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- 238000000034 method Methods 0.000 title claims abstract description 73
- 230000000694 effects Effects 0.000 title claims abstract description 49
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 39
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title abstract description 21
- 238000005868 electrolysis reaction Methods 0.000 title abstract description 18
- 230000002401 inhibitory effect Effects 0.000 title abstract 4
- 239000007789 gas Substances 0.000 claims abstract description 88
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 40
- 239000004411 aluminium Substances 0.000 claims description 25
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 18
- 230000001629 suppression Effects 0.000 claims description 12
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- 239000003546 flue gas Substances 0.000 claims description 10
- 208000031973 Conjunctivitis infective Diseases 0.000 claims description 9
- 201000001028 acute contagious conjunctivitis Diseases 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 6
- 230000009469 supplementation Effects 0.000 claims description 4
- 239000005431 greenhouse gas Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 abstract 1
- 238000007086 side reaction Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 235000010689 Lufa Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- -1 sodium aluminum fluoride Chemical compound 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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CN201210262176.5A CN102808199B (zh) | 2012-07-27 | 2012-07-27 | 一种铝电解槽在线阳极效应预警和抑制的方法 |
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CN102808199A CN102808199A (zh) | 2012-12-05 |
CN102808199B true CN102808199B (zh) | 2015-02-04 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102014218440A1 (de) * | 2014-09-15 | 2016-03-17 | Siemens Aktiengesellschaft | Verfahren zur Reduzierung der Bildung von Fluorcarbonen bei einer Schmelzflusselektrolyse |
CN105463513B (zh) * | 2015-05-28 | 2018-04-27 | 贵阳铝镁设计研究院有限公司 | 铝电解生产氧化铝浓度在线监测方法及其监测装置 |
US20170073829A1 (en) * | 2015-09-14 | 2017-03-16 | Siemens Aktiengesellschaft | Method for reducing the formation of fluorocarbons in molten salt electrolysis |
CN109594103B (zh) * | 2019-02-20 | 2020-01-10 | 长江师范学院 | 铝电解槽阳极效应预警方法 |
CN114965879B (zh) * | 2022-05-12 | 2023-10-24 | 中国铝业股份有限公司 | 一种铝电解过程二氧化碳排放量的确定方法及相关设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1235997A1 (ru) * | 1984-07-12 | 1986-06-07 | Научно-Исследовательский И Проектный Институт Цветной Металлургии "Армниипроцветмет" | Способ определени выхода по току при электролизе алюмини |
CN102230192A (zh) * | 2011-06-20 | 2011-11-02 | 东北大学 | 一种铝电解槽内电解质中氧化铝浓度信号的在线辨识方法 |
CN102409360A (zh) * | 2011-11-22 | 2012-04-11 | 中国铝业股份有限公司 | 一种识别并抑制铝电解槽pfc排放的方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1235997A1 (ru) * | 1984-07-12 | 1986-06-07 | Научно-Исследовательский И Проектный Институт Цветной Металлургии "Армниипроцветмет" | Способ определени выхода по току при электролизе алюмини |
CN102230192A (zh) * | 2011-06-20 | 2011-11-02 | 东北大学 | 一种铝电解槽内电解质中氧化铝浓度信号的在线辨识方法 |
CN102409360A (zh) * | 2011-11-22 | 2012-04-11 | 中国铝业股份有限公司 | 一种识别并抑制铝电解槽pfc排放的方法 |
Non-Patent Citations (3)
Title |
---|
"300kA铝电解槽PFC排放特征研究_";秦庆东等;《轻金属》;20120131(第1期);实验部分 * |
"我国铝电解氧化铝浓度控制的进展";沈宁;《轻金属》;19981231(第6期);第26页左栏最后一段至右栏最后一段、第30页右栏第3段 * |
"铝电解节能技术现状与思考";杨文杰等;《轻金属》;20120531(第5期);第26-30页 * |
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Effective date of registration: 20160115 Address after: 450041 No. 82, Jiyuan Road, Zhengzhou District, Henan Patentee after: ZHENGZHOU NON-FERROUS METALS RESEARCH INSTITUTE CO., LTD. OF CHALCO Address before: 100082 Beijing, Xizhimen, North Street, No. 62, No. Patentee before: Aluminum Corporation of China Limited |
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Address after: 450041 No. 82, Jiyuan Road, Zhengzhou District, Henan Patentee after: China Aluminum Zhengzhou Research Institute of Nonferrous Metals Co., Ltd. Address before: 450041 No. 82, Jiyuan Road, Zhengzhou District, Henan Patentee before: ZHENGZHOU NON-FERROUS METALS RESEARCH INSTITUTE CO., LTD. OF CHALCO |