CN102836634B - 一种脱硫脱硝的方法 - Google Patents
一种脱硫脱硝的方法 Download PDFInfo
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- CN102836634B CN102836634B CN201210332599.XA CN201210332599A CN102836634B CN 102836634 B CN102836634 B CN 102836634B CN 201210332599 A CN201210332599 A CN 201210332599A CN 102836634 B CN102836634 B CN 102836634B
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- Prior art keywords
- flue gas
- desulphurization denitration
- denitrification agent
- oxygen
- desulfurization denitrification
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- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 112
- 230000023556 desulfurization Effects 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 92
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 81
- 239000003546 flue gas Substances 0.000 claims abstract description 81
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 80
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 59
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 59
- 239000001301 oxygen Substances 0.000 claims abstract description 59
- 239000002002 slurry Substances 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 230000003009 desulfurizing effect Effects 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 10
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 9
- 239000011777 magnesium Substances 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 239000003814 drug Substances 0.000 claims description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 5
- 229910052749 magnesium Inorganic materials 0.000 claims description 5
- 238000004537 pulping Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 99
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract description 16
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 2
- 229910001882 dioxygen Inorganic materials 0.000 abstract 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 22
- 239000003463 adsorbent Substances 0.000 description 17
- 229910044991 metal oxide Inorganic materials 0.000 description 16
- 150000004706 metal oxides Chemical class 0.000 description 16
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- 150000001875 compounds Chemical class 0.000 description 13
- 239000000463 material Substances 0.000 description 12
- 239000000395 magnesium oxide Substances 0.000 description 11
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 10
- 239000002250 absorbent Substances 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 7
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- 241000270666 Testudines Species 0.000 description 7
- 230000003197 catalytic effect Effects 0.000 description 7
- 238000010894 electron beam technology Methods 0.000 description 7
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- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 6
- 230000002745 absorbent Effects 0.000 description 6
- 229910052717 sulfur Inorganic materials 0.000 description 6
- 239000011593 sulfur Substances 0.000 description 6
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 6
- 239000002562 thickening agent Substances 0.000 description 6
- 229910002651 NO3 Inorganic materials 0.000 description 5
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 5
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 4
- 238000000498 ball milling Methods 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
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- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 3
- 238000005273 aeration Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
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- 229910017604 nitric acid Inorganic materials 0.000 description 3
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- 239000000843 powder Substances 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
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- 229940075933 dithionate Drugs 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011858 nanopowder Substances 0.000 description 2
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- 238000012805 post-processing Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
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- 238000003756 stirring Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910002089 NOx Inorganic materials 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
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- 238000010531 catalytic reduction reaction Methods 0.000 description 1
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- 235000013305 food Nutrition 0.000 description 1
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- 230000010354 integration Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
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- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
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- 229920006395 saturated elastomer Polymers 0.000 description 1
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- 230000009466 transformation Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Treating Waste Gases (AREA)
Abstract
Description
序号 | 参数 | 单位 | 数值 |
1 | 脱硫装置入口烟气量(工况) | Nm3/h | 320000~720000 |
3 | 燃煤硫份 | % | 0.8~1.2 |
4 | 脱硫装置入口烟温 | ℃ | 110~160 |
5 | 实际SO2含量 | Mg/Nm3 | 1300~2000 |
6 | 实际NOX含量 | Mg/Nm3 | 300~450 |
7 | 设计脱硫率 | % | ≥95% |
8 | 设计脱硝率 | % | ≥85% |
1 | 耗电量 | 度 | 160 |
2 | 耗水量 | t/h | 20 |
3 | 脱硫脱硝剂耗量 | kg/h | 460 |
1 | 耗电量 | 度 | 158 |
2 | 耗水量 | t/h | 20 |
3 | 脱硫脱硝剂耗量 | kg/h | 482 |
1 | 耗电量 | 度 | 158 |
2 | 耗水量 | t/h | 20 |
3 | 脱硫脱硝剂耗量 | kg/h | 482 |
Claims (12)
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CN201210332599.XA CN102836634B (zh) | 2012-09-11 | 2012-09-11 | 一种脱硫脱硝的方法 |
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CN102836634A CN102836634A (zh) | 2012-12-26 |
CN102836634B true CN102836634B (zh) | 2015-01-14 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104108734B (zh) * | 2014-06-26 | 2015-10-28 | 安徽淮化股份有限公司 | 一种利用硝酸尾气制备硝酸镁溶液的方法及其装置 |
CN107617326A (zh) * | 2017-11-02 | 2018-01-23 | 中晶蓝实业有限公司 | 基于电石渣的烟气脱硫的方法 |
CN107983119A (zh) * | 2017-12-05 | 2018-05-04 | 中晶环境科技股份有限公司 | 基于臭氧强制氧化的干法脱硫脱硝方法 |
CN111135793A (zh) * | 2020-01-07 | 2020-05-12 | 江苏竹海活性炭有限公司 | 可再生型高效深度脱硫活性炭及其制备方法和应用 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101352645A (zh) * | 2008-08-29 | 2009-01-28 | 浙江大学 | 烟气催化氧化脱硝工艺及其催化剂 |
CN101632897A (zh) * | 2009-08-07 | 2010-01-27 | 清华大学 | 一种同时脱除烟气中硫氧化物和氮氧化物的方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN1331570C (zh) * | 2005-07-25 | 2007-08-15 | 北京航空航天大学 | CuO/γ-Al2O3纳米可再生烟气脱硫剂及其制备方法 |
CN101353491A (zh) * | 2008-09-19 | 2009-01-28 | 孟中 | 防腐蚀烟气脱硫、脱硝、除尘涂料及其生产方法 |
CN101708423B (zh) * | 2009-12-10 | 2011-09-14 | 大连理工大学 | 一种球状形貌纳米铁酸镁脱硫剂的制备方法 |
CN102008891B (zh) * | 2010-09-25 | 2012-10-31 | 山东理工大学 | 免烧纳米ZnFe2O4-TiO2脱硫剂滤膜的制备工艺 |
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2012
- 2012-09-11 CN CN201210332599.XA patent/CN102836634B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101352645A (zh) * | 2008-08-29 | 2009-01-28 | 浙江大学 | 烟气催化氧化脱硝工艺及其催化剂 |
CN101632897A (zh) * | 2009-08-07 | 2010-01-27 | 清华大学 | 一种同时脱除烟气中硫氧化物和氮氧化物的方法 |
Also Published As
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CN102836634A (zh) | 2012-12-26 |
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