CN104383926A - 一种烟气脱硝催化剂及其制备方法和用途 - Google Patents
一种烟气脱硝催化剂及其制备方法和用途 Download PDFInfo
- Publication number
- CN104383926A CN104383926A CN201410648173.4A CN201410648173A CN104383926A CN 104383926 A CN104383926 A CN 104383926A CN 201410648173 A CN201410648173 A CN 201410648173A CN 104383926 A CN104383926 A CN 104383926A
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- CN
- China
- Prior art keywords
- catalyst
- flue gas
- cuo
- carrier
- denitrating flue
- 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.)
- Granted
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 40
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 239000003546 flue gas Substances 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title description 5
- 239000004927 clay Substances 0.000 claims abstract description 29
- 238000002360 preparation method Methods 0.000 claims abstract description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- 229910044991 metal oxide Inorganic materials 0.000 claims description 7
- 150000004706 metal oxides Chemical class 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000003426 co-catalyst Substances 0.000 claims description 3
- 229910021647 smectite Inorganic materials 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- 230000032683 aging Effects 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000000440 bentonite Substances 0.000 claims description 2
- 229910000278 bentonite Inorganic materials 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- 238000001354 calcination Methods 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 238000005342 ion exchange Methods 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 3
- 239000004411 aluminium Substances 0.000 claims 1
- 239000000292 calcium oxide Substances 0.000 claims 1
- 239000000969 carrier Substances 0.000 claims 1
- 230000003197 catalytic effect Effects 0.000 abstract description 9
- 238000011068 loading method Methods 0.000 abstract description 9
- 229910002971 CaTiO3 Inorganic materials 0.000 abstract description 7
- 231100000572 poisoning Toxicity 0.000 abstract description 6
- 230000000607 poisoning effect Effects 0.000 abstract description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 5
- 239000011593 sulfur Substances 0.000 abstract description 5
- 229910010413 TiO 2 Inorganic materials 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 229910052717 sulfur Inorganic materials 0.000 abstract description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 21
- 239000002243 precursor Substances 0.000 description 13
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 12
- 239000003431 cross linking reagent Substances 0.000 description 9
- 238000001035 drying Methods 0.000 description 8
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 description 5
- 239000011707 mineral Substances 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000005751 Copper oxide Substances 0.000 description 3
- 238000003916 acid precipitation Methods 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910000431 copper oxide Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052815 sulfur oxide Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 description 2
- 238000010531 catalytic reduction reaction Methods 0.000 description 2
- 239000002734 clay mineral Substances 0.000 description 2
- 229910000365 copper sulfate Inorganic materials 0.000 description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000000635 electron micrograph Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 101710134784 Agnoprotein Proteins 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 150000001768 cations Chemical group 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 150000002892 organic cations Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000005080 plant death Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (8)
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CN201410648173.4A CN104383926B (zh) | 2014-11-14 | 2014-11-14 | 一种烟气脱硝催化剂及其制备方法和用途 |
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CN104383926A true CN104383926A (zh) | 2015-03-04 |
CN104383926B CN104383926B (zh) | 2016-09-28 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105536797A (zh) * | 2016-01-14 | 2016-05-04 | 济南大学 | 一种用于烟气脱硝的负载型赤泥催化剂及其制法 |
CN112973667A (zh) * | 2021-03-05 | 2021-06-18 | 河南康宁特环保科技股份有限公司 | 新型二氧化钛掺杂改性层柱状黏土脱硝催化剂及制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1269734A (zh) * | 1997-09-09 | 2000-10-11 | Aea技术公众有限公司 | 气态排放物的处理 |
US6475944B1 (en) * | 2000-03-27 | 2002-11-05 | Hyundai Heavy Industries Co., Ltd. | Vanadia catalyst impregnated on titania-pillared clay for the removal of nitrogen oxide |
CN102225335A (zh) * | 2011-04-28 | 2011-10-26 | 武汉大学 | 一种烟气脱硝催化剂及其制备方法 |
-
2014
- 2014-11-14 CN CN201410648173.4A patent/CN104383926B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1269734A (zh) * | 1997-09-09 | 2000-10-11 | Aea技术公众有限公司 | 气态排放物的处理 |
US6475944B1 (en) * | 2000-03-27 | 2002-11-05 | Hyundai Heavy Industries Co., Ltd. | Vanadia catalyst impregnated on titania-pillared clay for the removal of nitrogen oxide |
CN102225335A (zh) * | 2011-04-28 | 2011-10-26 | 武汉大学 | 一种烟气脱硝催化剂及其制备方法 |
Non-Patent Citations (1)
Title |
---|
顾婷婷: ""表面硫改性和Ca掺杂对中低温SCR脱硝催化剂性能影响机理研究"", 《中国博士学位论文全文数据库 工程科技I辑》, no. 6, 15 June 2013 (2013-06-15) * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105536797A (zh) * | 2016-01-14 | 2016-05-04 | 济南大学 | 一种用于烟气脱硝的负载型赤泥催化剂及其制法 |
CN112973667A (zh) * | 2021-03-05 | 2021-06-18 | 河南康宁特环保科技股份有限公司 | 新型二氧化钛掺杂改性层柱状黏土脱硝催化剂及制备方法 |
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Effective date of registration: 20201207 Address after: Room 501, Office Building of Market Supervision Bureau of Langchuan Avenue, Jianping Town, Langxi County, Xuancheng City, Anhui Province Patentee after: Langxi pinxu Technology Development Co.,Ltd. Address before: 310014 Hangzhou city in the lower reaches of the city of Zhejiang Wang Road, No. 18 Patentee before: ZHEJIANG University OF TECHNOLOGY |
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Effective date of registration: 20210805 Address after: Room 1,020, Nanxun Science and Technology Pioneering Park, No. 666 Chaoyang Road, Nanxun District, Huzhou City, Zhejiang Province, 313009 Patentee after: Huzhou You Yan Intellectual Property Service Co.,Ltd. Address before: Room 501, office building, Langchuan Avenue, Jianping Town, Langxi County, Xuancheng City, Anhui Province Patentee before: Langxi pinxu Technology Development Co.,Ltd. Effective date of registration: 20210805 Address after: 302, block a, shounong Blue Ocean Center, No. 29, Dongbeiwang South Road, Haidian District, Beijing Patentee after: Zhang Liting Address before: Room 1,020, Nanxun Science and Technology Pioneering Park, No. 666 Chaoyang Road, Nanxun District, Huzhou City, Zhejiang Province, 313009 Patentee before: Huzhou You Yan Intellectual Property Service Co.,Ltd. |
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Effective date of registration: 20210908 Address after: Room 102-4, 1f, Huizhi building, No. 9 Xueqing Road, Haidian District, Beijing 100089 Patentee after: Beijing Huangpu Zhizao Technology Development Co.,Ltd. Address before: 302, block a, shounong Blue Ocean Center, No. 29, Dongbeiwang South Road, Haidian District, Beijing Patentee before: Zhang Liting |