CN110496507B - 一种湿法脱硫工艺中拟合亚硫酸钙浓度的方法 - Google Patents
一种湿法脱硫工艺中拟合亚硫酸钙浓度的方法 Download PDFInfo
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- CN110496507B CN110496507B CN201910741700.9A CN201910741700A CN110496507B CN 110496507 B CN110496507 B CN 110496507B CN 201910741700 A CN201910741700 A CN 201910741700A CN 110496507 B CN110496507 B CN 110496507B
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- calcium sulfite
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- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 title claims abstract description 200
- 235000010261 calcium sulphite Nutrition 0.000 title claims abstract description 200
- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000008569 process Effects 0.000 title claims abstract description 27
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 44
- 230000023556 desulfurization Effects 0.000 claims abstract description 43
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000010440 gypsum Substances 0.000 claims abstract description 24
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 12
- 239000001301 oxygen Substances 0.000 claims abstract description 12
- 238000010801 machine learning Methods 0.000 claims abstract description 8
- 230000003647 oxidation Effects 0.000 claims description 32
- 238000007254 oxidation reaction Methods 0.000 claims description 32
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 18
- 239000003546 flue gas Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 14
- 238000012360 testing method Methods 0.000 claims description 14
- 238000003556 assay Methods 0.000 claims description 10
- 238000005070 sampling Methods 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 8
- 238000012795 verification Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 239000013067 intermediate product Substances 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000012549 training Methods 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/73—After-treatment of removed components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
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Families Citing this family (4)
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CN112034100A (zh) * | 2020-08-18 | 2020-12-04 | 北京国电龙源环保工程有限公司 | 一种基于在线学习的湿法脱硫系统CaSO3软测量方法 |
CN112835950B (zh) * | 2020-12-09 | 2023-03-28 | 华能陕西发电有限公司 | 一种dcs数据挖掘的湿法脱硫系统达标排放运行曲线的获取系统及方法 |
CN112711232B (zh) * | 2020-12-23 | 2022-08-09 | 天津水泥工业设计研究院有限公司 | 基于前置式so2预测的脱硫剂使用量控制的方法及系统 |
CN113064346B (zh) * | 2021-02-03 | 2023-05-30 | 华能国际电力股份有限公司营口电厂 | 一种湿法脱硫氧化风机系统智能优化控制方法 |
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US7536232B2 (en) * | 2004-08-27 | 2009-05-19 | Alstom Technology Ltd | Model predictive control of air pollution control processes |
US9321025B2 (en) * | 2012-05-11 | 2016-04-26 | Alstom Technology Ltd | Oxidation control for improved flue gas desulfurization performance |
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Address after: 361000 one of unit 702, No. 1, xishanwei Road, phase III Software Park, Xiamen Torch High tech Zone, Xiamen, Fujian Province Patentee after: Xiamen Yitong Intelligent Technology Group Co.,Ltd. Address before: B11, 4th floor, 1036 Xiahe Road, Siming District, Xiamen City, Fujian Province, 361000 Patentee before: XIAMEN ETOM SOFTWARE TECHNOLOGY Co.,Ltd. |
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Denomination of invention: A method for fitting the concentration of calcium sulfite in wet desulfurization process Granted publication date: 20210713 Pledgee: Agricultural Bank of China Limited Xiamen Lianqian Branch Pledgor: Xiamen Yitong Intelligent Technology Group Co.,Ltd. Registration number: Y2024980004722 |
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