CN103588230A - 制造硫酸镁的系统 - Google Patents
制造硫酸镁的系统 Download PDFInfo
- Publication number
- CN103588230A CN103588230A CN201310612321.2A CN201310612321A CN103588230A CN 103588230 A CN103588230 A CN 103588230A CN 201310612321 A CN201310612321 A CN 201310612321A CN 103588230 A CN103588230 A CN 103588230A
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- CN
- China
- Prior art keywords
- flue gas
- desulfurization
- sal epsom
- magnesium sulfate
- desulfurizer
- Prior art date
- 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.)
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- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 title claims abstract description 66
- 229910052943 magnesium sulfate Inorganic materials 0.000 title claims abstract description 33
- 235000019341 magnesium sulphate Nutrition 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 96
- 239000001301 oxygen Substances 0.000 claims abstract description 96
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 96
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000003546 flue gas Substances 0.000 claims abstract description 87
- 238000001704 evaporation Methods 0.000 claims abstract description 34
- 238000001816 cooling Methods 0.000 claims abstract description 32
- 238000002425 crystallisation Methods 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims abstract description 28
- 238000004537 pulping Methods 0.000 claims abstract description 18
- 238000006477 desulfuration reaction Methods 0.000 claims description 62
- 230000023556 desulfurization Effects 0.000 claims description 57
- 239000002002 slurry Substances 0.000 claims description 50
- 230000008020 evaporation Effects 0.000 claims description 31
- 238000010521 absorption reaction Methods 0.000 claims description 27
- 239000013078 crystal Substances 0.000 claims description 22
- 238000001035 drying Methods 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 21
- 239000000347 magnesium hydroxide Substances 0.000 claims description 21
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 21
- 230000000694 effects Effects 0.000 claims description 18
- 239000007789 gas Substances 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 17
- 238000009833 condensation Methods 0.000 claims description 13
- 230000005494 condensation Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 13
- 238000012856 packing Methods 0.000 claims description 13
- 239000012047 saturated solution Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000012452 mother liquor Substances 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 8
- 229920006395 saturated elastomer Polymers 0.000 claims description 7
- 230000000153 supplemental effect Effects 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims description 5
- 239000000779 smoke Substances 0.000 claims description 5
- 239000002562 thickening agent Substances 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 24
- 239000000047 product Substances 0.000 abstract description 19
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract description 18
- 239000000395 magnesium oxide Substances 0.000 abstract description 14
- 238000007254 oxidation reaction Methods 0.000 abstract description 14
- 230000003647 oxidation Effects 0.000 abstract description 13
- 239000006227 byproduct Substances 0.000 abstract description 9
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract description 9
- 230000008025 crystallization Effects 0.000 abstract description 7
- 229910052602 gypsum Inorganic materials 0.000 abstract description 4
- 239000010440 gypsum Substances 0.000 abstract description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052791 calcium Inorganic materials 0.000 abstract description 2
- 239000011575 calcium Substances 0.000 abstract description 2
- 229960003390 magnesium sulfate Drugs 0.000 description 24
- 238000010438 heat treatment Methods 0.000 description 13
- 239000000243 solution Substances 0.000 description 8
- 230000003009 desulfurizing effect Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 5
- 239000003245 coal Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- WRUGWIBCXHJTDG-UHFFFAOYSA-L magnesium sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Mg+2].[O-]S([O-])(=O)=O WRUGWIBCXHJTDG-UHFFFAOYSA-L 0.000 description 5
- 229940061634 magnesium sulfate heptahydrate Drugs 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005245 sintering Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000005189 flocculation Methods 0.000 description 4
- 230000016615 flocculation Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 239000011505 plaster Substances 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 230000001131 transforming effect Effects 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 229940091250 magnesium supplement Drugs 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 239000002594 sorbent Substances 0.000 description 2
- SMDQFHZIWNYSMR-UHFFFAOYSA-N sulfanylidenemagnesium Chemical compound S=[Mg] SMDQFHZIWNYSMR-UHFFFAOYSA-N 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 206010019233 Headaches Diseases 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229940076230 magnesium sulfate monohydrate Drugs 0.000 description 1
- LFCFXZHKDRJMNS-UHFFFAOYSA-L magnesium;sulfate;hydrate Chemical compound O.[Mg+2].[O-]S([O-])(=O)=O LFCFXZHKDRJMNS-UHFFFAOYSA-L 0.000 description 1
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Images
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- Treating Waste Gases (AREA)
Abstract
Description
序号 | 项目 | 数量 | 单位 |
1 | 脱硫装置入口烟气量(工况) | 1590000 | m3/h |
2 | 标态烟气量 | 1104504 | Nm3/h |
3 | 脱硫装置入口温度 | 120 | ℃ |
4 | SO2入口浓度 | 2000 | mg/Nm3 |
5 | 脱硫效率 | 98 | %质量百分比 |
6 | 镁硫比 | 1.02 | |
7 | 氧化镁纯度 | 85 | %质量百分比 |
8 | 烟气含湿量 | 9 | %质量百分比 |
序号 | 项目 | 数量 | 单位 |
1 | 脱硫装置出口烟气量(工况) | 1374117 | m3/h |
2 | 排烟温度 | 50 | ℃ |
3 | SO2排放浓度 | <50 | mg/Nm3 |
4 | 硫酸镁产出量 | 4.3 | t/h |
5 | 硫酸镁品质 | >98 | %质量百分比 |
序号 | 项目 | 数量 | 单位 |
1 | 主含量(以MgSO4·7H2O计) | 98.0 | %质量百分比 |
2 | 铁(以Fe计)含量 | 0.005 | %质量百分比 |
3 | 氯化物(以CL计)含量 | 0.30 | %质量百分比 |
4 | 重金属含量 | 0.001 | %质量百分比 |
5 | 水不溶物含量 | 0.10 | %质量百分比 |
序号 | 项目 | 数量 | 单位 |
1 | 脱硫装置出口烟气量(工况) | 1384210 | m3/h |
2 | 排烟温度 | 50 | ℃ |
3 | SO2排放浓度 | <40 | mg/Nm3 |
4 | 硫酸镁产出量 | 4.5 | t/h |
5 | 硫酸镁品质 | >98 | %质量百分比 |
序号 | 项目 | 数量 | 单位 |
1 | 脱硫系统入口烟气量(工况) | 400000 | m3/h |
2 | 标态烟气量 | 277863 | Nm3/h |
3 | 脱硫系统入口温度 | 120 | ℃ |
4 | SO2入口浓度 | 3000 | mg/Nm3 |
5 | 镁硫比 | 1.02 | |
6 | 氧化镁纯度 | 85 | %质量百分比 |
7 | 烟气含湿量 | 5.2 | %质量百分比 |
序号 | 项目 | 数量 | 单位 |
1 | 脱硫装置出口烟气量(工况) | 346085 | m3/h |
2 | 排烟温度 | 51 | ℃ |
3 | SO2排放浓度 | <100 | mg/Nm3 |
4 | 硫酸镁产出量 | 1.7 | t/h |
5 | 硫酸镁品质 | >98 | %质量百分比 |
序号 | 项目 | 数量 | 单位 |
1 | 脱硫装置出口烟气量(工况) | 328780 | m3/h |
2 | 排烟温度 | 52 | ℃ |
3 | SO2排放浓度 | <100 | mg/Nm3 |
4 | 硫酸镁产出量 | 1.1 | t/h |
5 | 硫酸镁品质 | >98 | %质量百分比 |
Claims (10)
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CN201310612321.2A CN103588230B (zh) | 2013-11-28 | 2013-11-28 | 制造硫酸镁的系统 |
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CN103588230A true CN103588230A (zh) | 2014-02-19 |
CN103588230B CN103588230B (zh) | 2016-03-23 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104477952A (zh) * | 2014-12-03 | 2015-04-01 | 北京中晶佳镁环境科技股份有限公司 | 燃煤锅炉烟气生产硫酸镁的装置与方法 |
CN106731634A (zh) * | 2017-01-18 | 2017-05-31 | 北京金投清蓝环境科技有限公司 | 一种氧化镁脱硫联产七水硫酸镁系统 |
CN107324612A (zh) * | 2017-08-29 | 2017-11-07 | 南通醋酸纤维有限公司 | 醋酸纤维生产废水资源化回收方法及其回收系统 |
CN108706613A (zh) * | 2018-08-06 | 2018-10-26 | 山东大学 | 一种利用蒸汽热源循环制备硫酸镁的系统及方法 |
CN108889099A (zh) * | 2018-08-06 | 2018-11-27 | 山东艾凯恩环保工程有限公司 | 一种蒸汽热源循环镁法脱硫及硫酸镁制备系统及方法 |
CN108910921A (zh) * | 2018-08-06 | 2018-11-30 | 山东艾凯恩环保工程有限公司 | 一种利用烟气热源循环制备硫酸镁的系统及方法 |
CN112429754A (zh) * | 2020-11-15 | 2021-03-02 | 盘锦泓实环保科技有限公司 | 一种大颗粒硫酸镁冷却结晶方法及系统 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102631836A (zh) * | 2012-04-20 | 2012-08-15 | 深圳市粤华机电技术开发有限公司 | 氧化镁烟气脱硫回收七水硫酸镁新工艺 |
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2013
- 2013-11-28 CN CN201310612321.2A patent/CN103588230B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102631836A (zh) * | 2012-04-20 | 2012-08-15 | 深圳市粤华机电技术开发有限公司 | 氧化镁烟气脱硫回收七水硫酸镁新工艺 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104477952A (zh) * | 2014-12-03 | 2015-04-01 | 北京中晶佳镁环境科技股份有限公司 | 燃煤锅炉烟气生产硫酸镁的装置与方法 |
CN104477952B (zh) * | 2014-12-03 | 2016-04-06 | 北京中晶佳镁环境科技股份有限公司 | 燃煤锅炉烟气生产硫酸镁的装置与方法 |
WO2016086735A1 (zh) * | 2014-12-03 | 2016-06-09 | 童裳慧 | 燃煤锅炉烟气生产硫酸镁的装置与方法 |
US10131546B2 (en) * | 2014-12-03 | 2018-11-20 | Shanghui TONG | Apparatus and method for producing magnesium sulfate from coal-fired boiler flue gas |
CN106731634A (zh) * | 2017-01-18 | 2017-05-31 | 北京金投清蓝环境科技有限公司 | 一种氧化镁脱硫联产七水硫酸镁系统 |
CN107324612A (zh) * | 2017-08-29 | 2017-11-07 | 南通醋酸纤维有限公司 | 醋酸纤维生产废水资源化回收方法及其回收系统 |
CN108706613A (zh) * | 2018-08-06 | 2018-10-26 | 山东大学 | 一种利用蒸汽热源循环制备硫酸镁的系统及方法 |
CN108889099A (zh) * | 2018-08-06 | 2018-11-27 | 山东艾凯恩环保工程有限公司 | 一种蒸汽热源循环镁法脱硫及硫酸镁制备系统及方法 |
CN108910921A (zh) * | 2018-08-06 | 2018-11-30 | 山东艾凯恩环保工程有限公司 | 一种利用烟气热源循环制备硫酸镁的系统及方法 |
CN112429754A (zh) * | 2020-11-15 | 2021-03-02 | 盘锦泓实环保科技有限公司 | 一种大颗粒硫酸镁冷却结晶方法及系统 |
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Address after: 30-2, building 100176, Beijing University of Technology Software Park, 1 North Sheng Bei Jie, Beijing economic and Technological Development Zone, Beijing, Daxing District Applicant after: Tong Shanghui Address before: 100022 software park, Beijing University of Technology, Yizhuang Development Zone, Beijing 30-2 Applicant before: Tong Shanghui |
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Effective date of registration: 20210108 Address after: 100176 Ronghua International Building No. 3, 10 Ronghua South Road, Beijing Daxing Economic and Technological Development Zone, 20th Floor Patentee after: Shanghui TONG Address before: 100176 building 30-2, software park, Beijing University of technology, 1 Disheng North Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee before: Tong Shanghui |