CN114644466B - 一种利用磷石膏制备低钙自粉化熟料联产硫酸的方法 - Google Patents
一种利用磷石膏制备低钙自粉化熟料联产硫酸的方法 Download PDFInfo
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- CN114644466B CN114644466B CN202210360717.1A CN202210360717A CN114644466B CN 114644466 B CN114644466 B CN 114644466B CN 202210360717 A CN202210360717 A CN 202210360717A CN 114644466 B CN114644466 B CN 114644466B
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- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 title claims abstract description 69
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000011575 calcium Substances 0.000 title claims abstract description 21
- 229910052791 calcium Inorganic materials 0.000 title claims abstract description 21
- 238000010298 pulverizing process Methods 0.000 title abstract description 37
- 239000000126 substance Substances 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims abstract description 32
- 230000008569 process Effects 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 238000001354 calcination Methods 0.000 claims abstract description 12
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 10
- 239000000843 powder Substances 0.000 claims abstract description 9
- 238000000227 grinding Methods 0.000 claims abstract description 7
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims description 36
- 229910052782 aluminium Inorganic materials 0.000 claims description 32
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 17
- 239000003245 coal Substances 0.000 claims description 16
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 14
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 11
- 239000002989 correction material Substances 0.000 claims description 9
- 238000011084 recovery Methods 0.000 claims description 8
- -1 sandstone Chemical compound 0.000 claims description 8
- 239000002918 waste heat Substances 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000003763 carbonization Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 21
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 13
- 239000011707 mineral Substances 0.000 abstract description 13
- 239000012071 phase Substances 0.000 abstract description 7
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 2
- 239000011398 Portland cement Substances 0.000 abstract description 2
- 235000012241 calcium silicate Nutrition 0.000 abstract description 2
- JHLNERQLKQQLRZ-UHFFFAOYSA-N calcium silicate Chemical group [Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] JHLNERQLKQQLRZ-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052918 calcium silicate Inorganic materials 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 229910010272 inorganic material Inorganic materials 0.000 abstract description 2
- 239000011147 inorganic material Substances 0.000 abstract description 2
- 239000007791 liquid phase Substances 0.000 abstract description 2
- 229910052851 sillimanite Inorganic materials 0.000 abstract 1
- 235000012054 meals Nutrition 0.000 description 29
- 230000000704 physical effect Effects 0.000 description 6
- 239000004568 cement Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910001570 bauxite Inorganic materials 0.000 description 4
- 238000009614 chemical analysis method Methods 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 238000007781 pre-processing Methods 0.000 description 3
- 238000004445 quantitative analysis Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- MKTRXTLKNXLULX-UHFFFAOYSA-P pentacalcium;dioxido(oxo)silane;hydron;tetrahydrate Chemical compound [H+].[H+].O.O.O.O.[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O MKTRXTLKNXLULX-UHFFFAOYSA-P 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/506—Preparation of sulfur dioxide by reduction of sulfur compounds of calcium sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/42—Active ingredients added before, or during, the burning process
- C04B7/421—Inorganic materials
- C04B7/424—Oxides, Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
- C04B7/42—Active ingredients added before, or during, the burning process
- C04B7/428—Organic materials
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
LOI | CaO | SiO<sub>2</sub> | Al<sub>2</sub>O<sub>3</sub> | Fe<sub>2</sub>O<sub>3</sub> | SO<sub>3</sub> | |
磷石膏 | 21.91 | 28.55 | 6.52 | 0.15 | 0.23 | 40.08 |
砂岩 | 6.38 | 5.31 | 74.11 | 8.05 | 3.37 | 0.16 |
铝制矫正料 | 5.67 | 1.00 | 16.82 | 69.00 | 1.03 | 0.18 |
γ-C<sub>2</sub>S | β-C<sub>2</sub>S | C<sub>3</sub>S<sub>2</sub> | C<sub>2</sub>AS | f-CaO |
53 | 12 | 18 | 16 | 0.20 |
LOI | CaO | SiO<sub>2</sub> | Al<sub>2</sub>O<sub>3</sub> | Fe<sub>2</sub>O<sub>3</sub> | SO<sub>3</sub> | |
磷石膏 | 19.92 | 30.41 | 3.22 | 0.27 | 0.10 | 38.55 |
砂岩 | 6.38 | 5.31 | 74.11 | 8.05 | 3.37 | 0.16 |
铝制矫正料 | 5.67 | 1.00 | 16.82 | 69.00 | 1.03 | 0.18 |
γ-C<sub>2</sub>S | β-C<sub>2</sub>S | C<sub>3</sub>S<sub>2</sub> | C<sub>2</sub>AS | f-CaO |
75 | 1 | 10 | 13 | 0.50 |
LOI | CaO | SiO<sub>2</sub> | Al<sub>2</sub>O<sub>3</sub> | Fe<sub>2</sub>O<sub>3</sub> | SO<sub>3</sub> | |
磷石膏 | 16.500 | 28.470 | 12.890 | 1.070 | 0.260 | 35.210 |
砂岩 | 6.381 | 5.310 | 74.111 | 8.058 | 3.370 | 0.161 |
铝制矫正料 | 5.670 | 1.000 | 16.829 | 69.000 | 1.038 | 0.186 |
γ-C<sub>2</sub>S | β-C<sub>2</sub>S | C<sub>3</sub>S<sub>2</sub> | C<sub>2</sub>AS | f-CaO |
63 | 9 | 7 | 17 | 0.47 |
Claims (7)
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CN115108808A (zh) * | 2022-07-22 | 2022-09-27 | 山东汉博昱洲新材料有限公司 | 一种石膏生产高强碳化仿岩材料的工艺 |
CN115286266B (zh) * | 2022-08-19 | 2023-04-11 | 武汉理工大学 | 一种利用磷石膏的负碳熟料及其制备方法 |
CN116161882B (zh) * | 2023-03-20 | 2025-01-10 | 武汉理工大学 | 一种利用磷石膏制备低硫低钙熟料的方法 |
CN116395994B (zh) * | 2023-03-29 | 2024-10-29 | 华新水泥股份有限公司 | 一种磷石膏脱硫制备高碳化活性胶凝材料的方法 |
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US4608238A (en) * | 1984-07-27 | 1986-08-26 | Wilson Sr Eddie K | Process for treating phospho-gypsum waste product from wet-acid process of making phosphoric acid |
CN100344541C (zh) * | 2006-09-13 | 2007-10-24 | 内蒙古蒙西高新技术集团有限公司 | 氧化铝自粉化熟料及其制备方法 |
CN101318631B (zh) * | 2008-07-10 | 2012-01-11 | 昆明理工大学 | 静态还原法分解磷石膏制硫酸、发电联产水泥的方法及设备 |
CN105347706B (zh) * | 2015-10-29 | 2017-05-10 | 河南理工大学 | 一种自粉化低钙水泥及其预制品的制备方法 |
CN113880466B (zh) * | 2021-11-04 | 2022-10-21 | 山东汉博昱洲新材料有限公司 | 一种利用工业废渣制备高碳化活性胶凝材料的方法 |
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