CN1948131A - 一种磷石膏与硫磺结合制酸联产水泥的工艺方法 - Google Patents
一种磷石膏与硫磺结合制酸联产水泥的工艺方法 Download PDFInfo
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- CN1948131A CN1948131A CN 200610022146 CN200610022146A CN1948131A CN 1948131 A CN1948131 A CN 1948131A CN 200610022146 CN200610022146 CN 200610022146 CN 200610022146 A CN200610022146 A CN 200610022146A CN 1948131 A CN1948131 A CN 1948131A
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- Prior art keywords
- gas
- phosphogypsum
- cement
- acid
- rotary kiln
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004568 cement Substances 0.000 title claims abstract description 48
- 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 42
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000002253 acid Substances 0.000 title claims abstract description 15
- 229910052717 sulfur Inorganic materials 0.000 title claims abstract description 13
- 239000011593 sulfur Substances 0.000 title claims abstract description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 68
- 238000010521 absorption reaction Methods 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 16
- 238000000227 grinding Methods 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 238000005406 washing Methods 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 239000005864 Sulphur Substances 0.000 claims description 23
- 239000001117 sulphuric acid Substances 0.000 claims description 20
- 235000011149 sulphuric acid Nutrition 0.000 claims description 20
- 238000000746 purification Methods 0.000 claims description 14
- 239000000292 calcium oxide Substances 0.000 claims description 12
- 239000000377 silicon dioxide Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000003245 coal Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 229910052731 fluorine Inorganic materials 0.000 claims description 8
- 230000002829 reductive effect Effects 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 235000019739 Dicalciumphosphate Nutrition 0.000 claims description 6
- 239000001506 calcium phosphate Substances 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- NEFBYIFKOOEVPA-UHFFFAOYSA-K dicalcium phosphate Chemical compound [Ca+2].[Ca+2].[O-]P([O-])([O-])=O NEFBYIFKOOEVPA-UHFFFAOYSA-K 0.000 claims description 6
- 229940038472 dicalcium phosphate Drugs 0.000 claims description 6
- 229910000390 dicalcium phosphate Inorganic materials 0.000 claims description 6
- BCAARMUWIRURQS-UHFFFAOYSA-N dicalcium;oxocalcium;silicate Chemical compound [Ca+2].[Ca+2].[Ca]=O.[O-][Si]([O-])([O-])[O-] BCAARMUWIRURQS-UHFFFAOYSA-N 0.000 claims description 6
- 235000019976 tricalcium silicate Nutrition 0.000 claims description 6
- 229910021534 tricalcium silicate Inorganic materials 0.000 claims description 6
- 239000012190 activator Substances 0.000 claims description 5
- 238000010790 dilution Methods 0.000 claims description 5
- 239000012895 dilution Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 238000010298 pulverizing process Methods 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000003672 processing method Methods 0.000 claims description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 18
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract description 3
- 238000010304 firing Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract 1
- 239000002893 slag Substances 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 61
- 239000000047 product Substances 0.000 description 11
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 10
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 230000002742 anti-folding effect Effects 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 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
- 239000007788 liquid Substances 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000011398 Portland cement Substances 0.000 description 1
- AGWMJKGGLUJAPB-UHFFFAOYSA-N aluminum;dicalcium;iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Ca+2].[Ca+2].[Fe+3] AGWMJKGGLUJAPB-UHFFFAOYSA-N 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical group [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- HOOWDPSAHIOHCC-UHFFFAOYSA-N dialuminum tricalcium oxygen(2-) Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[Al+3].[Al+3].[Ca++].[Ca++].[Ca++] HOOWDPSAHIOHCC-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009955 starching Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Landscapes
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
| 烧失量 | MgO | SO3 | 碱量 | 凝结时间 | 安定性 | 养护温度 | 强度MPa | 细度 | ||||
| 初 | 终 | 抗压 | 抗折 | % | ||||||||
| 国家标准规定 | 3天 | 28天 | 3天 | 28天 | 80um | |||||||
| ≤5.0% | ≤5.0% | ≤3.5% | 0.60% | 至少0:45 | 至多10:00 | 煮合格 | 20±1℃ | 22.0 | 52.5 | 4.0 | 7.0 | ≤10 |
| 样品实测值 | ||||||||||||
| 3.2 | 2.7 | 2.2 | 0.45 | 100分钟 | 4.5小时 | 合格 | 20 | 24.1 | 54.9 | 4.8 | 7.5 | 6.9 |
| 项目 | 指标 | |||
| 浓硫酸 | ||||
| 优等品 | 一等品 | 合格品 | 生产样 | |
| 硫酸(H2S04)%;≥ | 92.5或98.0 | 92.5或98.0 | 92.5或98.0 | 98.3 |
| 灰分%;≤ | 0.02 | 0.03 | 0.10 | 0.07 |
| 铁(Fe)%;≤ | 0.005 | 0.010 | - | |
| 砷(As)%;≤ | 0.0001 | 0.005 | - | |
| 汞(Hg)%;≤ | 0.001 | 0.01 | - | |
| 铅(Pb)%;≤ | 0.005 | 0.02 | - | |
| 透明度/mm;≥ | 80 | 50 | - | |
| 色度/mL;≤ | 2.0 | 2.0 | - | |
| 烧失量 | MgO | SO3 | 碱量 | 凝结时间 | 安定性 | 养护温度 | 强度MPa | 细度 | ||||
| 初 | 终 | 抗压 | 抗折 | % | ||||||||
| 国家标准规定 | 3天 | 28天 | 3天 | 28夭 | 80um | |||||||
| ≤5.0% | ≤5.0% | ≤3.5% | 0.60% | 至少0:45 | 至多10:00 | 煮合格 | 20±1℃ | 22.0 | 52.5 | 4.0 | 7.0 | ≤10 |
| 样品实测值 | ||||||||||||
| 3.8 | 3.7 | 2.1 | 0.55 | 92分钟 | 5.4小时 | 合格 | 20 | 23.4 | 57.9 | 4.5 | 8.3 | 5.3 |
| 项目 | 指标 | |||
| 浓硫酸 | ||||
| 优等品 | 一等品 | 合格品 | 生产样 | |
| 硫酸(H2SO4)%;≥ | 92.5或98.0 | 92.5或98.0 | 92.5或98.0 | 98.7 |
| 灰分%;≤ | 0.02 | 0.03 | 0.10 | 0.05 |
| 铁(Fe)%;≤ | 0.005 | 0.010 | - | |
| 砷(As)%;≤ | 0.0001 | 0.005 | - | |
| 汞(Hg)%;≤ | 0.001 | 0.01 | - | |
| 铅(Pb)%;≤ | 0.005 | 0.02 | - | |
| 透明度/mm;≥ | 80 | 50 | - | |
| 色度/mL;≤ | 2.0 | 2.0 | - | |
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100221461A CN100453450C (zh) | 2006-10-31 | 2006-10-31 | 一种磷石膏与硫磺结合制酸联产水泥的工艺方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100221461A CN100453450C (zh) | 2006-10-31 | 2006-10-31 | 一种磷石膏与硫磺结合制酸联产水泥的工艺方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1948131A true CN1948131A (zh) | 2007-04-18 |
| CN100453450C CN100453450C (zh) | 2009-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100221461A Active CN100453450C (zh) | 2006-10-31 | 2006-10-31 | 一种磷石膏与硫磺结合制酸联产水泥的工艺方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100453450C (zh) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101844748A (zh) * | 2010-05-18 | 2010-09-29 | 云南创兴建材新技术有限公司 | 用磷石膏制备高浓度SO2烟气与活性CaO的方法及分解炉 |
| CN104555946A (zh) * | 2015-01-20 | 2015-04-29 | 上海三夫工程技术有限公司 | 由硫磺气体还原石膏制硫酸联产水泥熟料的方法 |
| CN106082137A (zh) * | 2016-06-21 | 2016-11-09 | 山东铁雄冶金科技有限公司 | 一种综合利用焦化低品质硫磺及脱硫液副盐的系统及工艺 |
| CN107720708A (zh) * | 2017-11-21 | 2018-02-23 | 宜昌鄂中化工有限公司 | 一种硫磺制酸余热用于磷石膏综合利用的装置及方法 |
| CN112250051A (zh) * | 2020-10-16 | 2021-01-22 | 昆明理工大学 | 一种磷矿浆吸收磷石膏焙烧烟气联产磷酸和水泥熟料的方法 |
| DE102020100260A1 (de) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integriertes Verfahren zur Herstellung von Schwefelsäureprozess-geeigneter Schwefeldioxidqualität aus Kalziumsulfat/Phosphorgips aus der Phosphorsäureproduktion |
| DE102020100254A1 (de) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integriertes Verfahren zur Herstellung eines Baustoffs aus Phosphorgips |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU763256A1 (ru) * | 1976-08-13 | 1980-09-15 | Всесоюзный научно-исследовательский и проектный институт алюминиевой, магниевой и электродной промышленности | Способ переработки фосфогипса |
| ES478382A1 (es) * | 1978-04-02 | 1979-11-01 | Abdel Fattah Sabry Hosein Kame | Metodo para descomponer yeso fosforoso o yeso natural. |
| CN1227825A (zh) * | 1998-11-27 | 1999-09-08 | 遵化市化肥厂 | 用白煤渣代替焦碳面制造硫酸联产水泥的方法 |
| CN1227824A (zh) * | 1998-11-27 | 1999-09-08 | 遵化市化肥厂 | 制造硫酸联产水泥的改进方法 |
-
2006
- 2006-10-31 CN CNB2006100221461A patent/CN100453450C/zh active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101844748A (zh) * | 2010-05-18 | 2010-09-29 | 云南创兴建材新技术有限公司 | 用磷石膏制备高浓度SO2烟气与活性CaO的方法及分解炉 |
| CN101844748B (zh) * | 2010-05-18 | 2011-08-24 | 云南创兴建材新技术有限公司 | 用磷石膏制备高浓度SO2烟气与活性CaO的方法及分解炉 |
| CN104555946A (zh) * | 2015-01-20 | 2015-04-29 | 上海三夫工程技术有限公司 | 由硫磺气体还原石膏制硫酸联产水泥熟料的方法 |
| CN106082137A (zh) * | 2016-06-21 | 2016-11-09 | 山东铁雄冶金科技有限公司 | 一种综合利用焦化低品质硫磺及脱硫液副盐的系统及工艺 |
| CN106082137B (zh) * | 2016-06-21 | 2018-02-23 | 山东铁雄冶金科技有限公司 | 一种综合利用焦化低品质硫磺及脱硫液副盐的系统及工艺 |
| CN107720708A (zh) * | 2017-11-21 | 2018-02-23 | 宜昌鄂中化工有限公司 | 一种硫磺制酸余热用于磷石膏综合利用的装置及方法 |
| WO2021140073A1 (de) | 2020-01-08 | 2021-07-15 | Thyssenkrupp Industrial Solutions Ag | Integriertes verfahren zur herstellung eines baustoffs aus phosphorgips |
| DE102020100260A1 (de) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integriertes Verfahren zur Herstellung von Schwefelsäureprozess-geeigneter Schwefeldioxidqualität aus Kalziumsulfat/Phosphorgips aus der Phosphorsäureproduktion |
| DE102020100254A1 (de) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integriertes Verfahren zur Herstellung eines Baustoffs aus Phosphorgips |
| WO2021140076A1 (de) | 2020-01-08 | 2021-07-15 | Thyssenkrupp Industrial Solutions Ag | Integriertes verfahren zur herstellung von schwefelsäureprozess-geeigneter schwefeldioxidqualität aus kalziumsulfat/phosphogips aus der phosphorsäureproduktion |
| US11845657B2 (en) | 2020-01-08 | 2023-12-19 | Thyssenkrupp Industrial Solutions Ag | Integrated method for producing sulphur dioxide quality suitable for a sulphuric acid process from calcium sulphate/phosphogypsum from phosphoric acid production |
| CN112250051A (zh) * | 2020-10-16 | 2021-01-22 | 昆明理工大学 | 一种磷矿浆吸收磷石膏焙烧烟气联产磷酸和水泥熟料的方法 |
| CN112250051B (zh) * | 2020-10-16 | 2023-08-22 | 昆明理工大学 | 一种磷矿浆吸收磷石膏焙烧烟气联产磷酸和水泥熟料的方法 |
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| Publication number | Publication date |
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| CN100453450C (zh) | 2009-01-21 |
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Owner name: GUIZHOU CHANHEN CHEMICAL CO., LTD. Free format text: FORMER NAME: GUIZHOU CHUANHENG CHEMICAL CO., LTD. |
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Address after: 550500 Guizhou Province, Qiannan Buyei and Miao Autonomous Prefecture Fuquan City Longchang town Guizhou CHUANHENG chemical limited liability company Patentee after: GUIZHOU CHANHEN CHEMICAL CO., LTD. Address before: 550500 Guizhou Province, Qiannan Buyei and Miao Autonomous Prefecture Fuquan City Longchang town Guizhou CHUANHENG chemical limited liability company Patentee before: Guizhou Chuanheng Chemical Co., Ltd. |
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Address after: 550500 Guizhou Province, Qiannan Buyei and Miao Autonomous Prefecture Fuquan City Longchang town Guizhou CHUANHENG chemical Limited by Share Ltd Patentee after: GUIZHOU CHANHEN CHEMICAL CO., LTD. Address before: 550500 Guizhou Province, Qiannan Buyei and Miao Autonomous Prefecture Fuquan City Longchang town Guizhou CHUANHENG chemical limited liability company Patentee before: GUIZHOU CHANHEN CHEMICAL CO., LTD. |