CN102205982B - 一种粉煤灰酸法生产氧化铝过程中酸的循环利用方法 - Google Patents
一种粉煤灰酸法生产氧化铝过程中酸的循环利用方法 Download PDFInfo
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- CN102205982B CN102205982B CN 201110103721 CN201110103721A CN102205982B CN 102205982 B CN102205982 B CN 102205982B CN 201110103721 CN201110103721 CN 201110103721 CN 201110103721 A CN201110103721 A CN 201110103721A CN 102205982 B CN102205982 B CN 102205982B
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- acid
- hydrochloric acid
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- flyash
- resin
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- 239000002253 acid Substances 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 54
- 239000010881 fly ash Substances 0.000 title claims abstract description 26
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 238000004064 recycling Methods 0.000 title abstract 4
- QPILZZVXGUNELN-UHFFFAOYSA-N sodium;4-amino-5-hydroxynaphthalene-2,7-disulfonic acid Chemical compound [Na+].OS(=O)(=O)C1=CC(O)=C2C(N)=CC(S(O)(=O)=O)=CC2=C1 QPILZZVXGUNELN-UHFFFAOYSA-N 0.000 title abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000007789 gas Substances 0.000 claims abstract description 24
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims abstract description 22
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000011347 resin Substances 0.000 claims abstract description 22
- 229920005989 resin Polymers 0.000 claims abstract description 22
- 238000001354 calcination Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 6
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 38
- 238000010521 absorption reaction Methods 0.000 claims description 24
- 239000013078 crystal Substances 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 13
- 238000007885 magnetic separation Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
- 238000011084 recovery Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000006148 magnetic separator Substances 0.000 claims description 9
- 239000012065 filter cake Substances 0.000 claims description 7
- 239000002002 slurry Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 150000002500 ions Chemical class 0.000 claims description 4
- 238000010298 pulverizing process Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 claims description 2
- 150000001768 cations Chemical class 0.000 claims description 2
- 238000006731 degradation reaction Methods 0.000 claims description 2
- 238000010792 warming Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001179 sorption measurement Methods 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000003245 coal Substances 0.000 description 6
- 239000002609 medium Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000010883 coal ash Substances 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 159000000013 aluminium salts Chemical class 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 229910000329 aluminium sulfate Inorganic materials 0.000 description 2
- 239000002956 ash Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 239000012738 dissolution medium Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- QPILZZVXGUNELN-UHFFFAOYSA-M sodium;4-amino-5-hydroxynaphthalene-2,7-disulfonate;hydron Chemical compound [Na+].OS(=O)(=O)C1=CC(O)=C2C(N)=CC(S([O-])(=O)=O)=CC2=C1 QPILZZVXGUNELN-UHFFFAOYSA-M 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
SiO2 | Al2O3 | TiO2 | CaO | MgO | TFe2O3 | FeO | K2O | Na2O | LOS | SO3 | 总和 |
34.5 | 47.28 | 1.5 | 3.59 | 0.25 | 1.57 | 0.24 | 0.41 | 0.19 | 6.77 | 1.32 | 96.3 |
Claims (18)
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CN 201110103721 CN102205982B (zh) | 2010-04-27 | 2011-04-25 | 一种粉煤灰酸法生产氧化铝过程中酸的循环利用方法 |
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CN 201010161865 CN101863498A (zh) | 2010-04-27 | 2010-04-27 | 一种粉煤灰酸法生产氧化铝过程中酸的循环利用方法 |
CN201010161865.8 | 2010-04-27 | ||
CN 201110103721 CN102205982B (zh) | 2010-04-27 | 2011-04-25 | 一种粉煤灰酸法生产氧化铝过程中酸的循环利用方法 |
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CN 201110103721 Active CN102205982B (zh) | 2010-04-27 | 2011-04-25 | 一种粉煤灰酸法生产氧化铝过程中酸的循环利用方法 |
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Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101811712A (zh) * | 2010-04-27 | 2010-08-25 | 中国神华能源股份有限公司 | 一种利用流化床粉煤灰制备冶金级氧化铝的方法 |
CN103303948A (zh) * | 2012-03-16 | 2013-09-18 | 西安航天动力试验技术研究所 | 一种采用酸法由粉煤灰制备氧化铝过程中的除杂方法 |
CN103449487A (zh) * | 2012-05-29 | 2013-12-18 | 西安航天动力试验技术研究所 | 一种采用酸法由粉煤灰制备氧化铝过程中的除杂方法 |
CN103449483A (zh) * | 2012-05-29 | 2013-12-18 | 西安航天动力试验技术研究所 | 采用酸法由粉煤灰制备氧化铝过程中的除杂方法 |
CN104628019A (zh) * | 2013-11-15 | 2015-05-20 | 李进凯 | 一种从粉煤灰中分离回收氧化铝的方法 |
CN103738990B (zh) * | 2013-12-17 | 2015-09-09 | 中国神华能源股份有限公司 | 一种利用结晶氯化铝制取氧化铝的方法 |
AT515557B1 (de) * | 2014-05-28 | 2015-10-15 | Andritz Ag Maschf | Verfahren zur Aufbereitung von Verpackungsmaterial |
CN106966415A (zh) * | 2017-03-29 | 2017-07-21 | 西安航天动力试验技术研究所 | 一种酸法提取煤粉炉粉煤灰中氧化铝的工艺方法 |
CN110342554A (zh) * | 2018-04-03 | 2019-10-18 | 国家能源投资集团有限责任公司 | 粉煤灰提取氧化铝联产碳酸锂的方法 |
CN110963515B (zh) * | 2019-12-27 | 2021-09-10 | 四川顺应动力电池材料有限公司 | 一种从粉煤灰中回收氧化铝的方法 |
CN111620358A (zh) * | 2020-05-14 | 2020-09-04 | 江西鹏腾实业有限公司 | 一种高纯白色结晶氯化铝的制备方法 |
CN112811468B (zh) * | 2020-12-25 | 2023-05-23 | 四川省绵阳市华意达化工有限公司 | 一种提高铬酸酐质量的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652433A (en) * | 1986-01-29 | 1987-03-24 | Florida Progress Corporation | Method for the recovery of minerals and production of by-products from coal ash |
CN201179479Y (zh) * | 2008-04-03 | 2009-01-14 | 抚顺隆基磁电设备有限公司 | 立式转环感应式湿法强磁选机 |
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2010
- 2010-04-27 CN CN 201010161865 patent/CN101863498A/zh active Pending
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- 2011-04-25 CN CN 201110103721 patent/CN102205982B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652433A (en) * | 1986-01-29 | 1987-03-24 | Florida Progress Corporation | Method for the recovery of minerals and production of by-products from coal ash |
CN201179479Y (zh) * | 2008-04-03 | 2009-01-14 | 抚顺隆基磁电设备有限公司 | 立式转环感应式湿法强磁选机 |
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CN102205982A (zh) | 2011-10-05 |
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Effective date of registration: 20120224 Address after: 100011 Beijing city Dongcheng District No. 16 Andrew intercontinental 4 storey building Applicant after: China Shenhua Energy Co., Ltd. Address before: 100011 Beijing city Dongcheng District No. 16 Andrew intercontinental 4 storey building Applicant before: China Shenhua Energy Co., Ltd. Co-applicant before: Shenhua Zhunger Energy Co., Ltd. |
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