CN105771954A - 一种抗碱金属中毒脱硝催化剂、制备方法及其应用 - Google Patents
一种抗碱金属中毒脱硝催化剂、制备方法及其应用 Download PDFInfo
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- CN105771954A CN105771954A CN201610191693.6A CN201610191693A CN105771954A CN 105771954 A CN105771954 A CN 105771954A CN 201610191693 A CN201610191693 A CN 201610191693A CN 105771954 A CN105771954 A CN 105771954A
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- metal poisoning
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Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 64
- 206010027439 Metal poisoning Diseases 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 229910052783 alkali metal Inorganic materials 0.000 title abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000002028 Biomass Substances 0.000 claims abstract description 9
- 239000002253 acid Substances 0.000 claims abstract description 9
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims abstract description 9
- 235000019982 sodium hexametaphosphate Nutrition 0.000 claims abstract description 9
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims abstract description 9
- 239000012876 carrier material Substances 0.000 claims abstract description 5
- 229910000420 cerium oxide Inorganic materials 0.000 claims abstract description 5
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 5
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 61
- 229910000349 titanium oxysulfate Inorganic materials 0.000 claims description 26
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 25
- 239000008367 deionised water Substances 0.000 claims description 22
- 229910021641 deionized water Inorganic materials 0.000 claims description 22
- 239000006228 supernatant Substances 0.000 claims description 17
- 239000000725 suspension Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 14
- OZECDDHOAMNMQI-UHFFFAOYSA-H cerium(3+);trisulfate Chemical compound [Ce+3].[Ce+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O OZECDDHOAMNMQI-UHFFFAOYSA-H 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 239000002243 precursor Substances 0.000 claims description 7
- 239000000047 product Substances 0.000 claims description 6
- 239000002270 dispersing agent Substances 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000007873 sieving Methods 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims 12
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims 4
- 238000012216 screening Methods 0.000 claims 3
- 229910000333 cerium(III) sulfate Inorganic materials 0.000 claims 2
- 238000001035 drying Methods 0.000 claims 2
- 238000000227 grinding Methods 0.000 claims 2
- 238000002156 mixing Methods 0.000 claims 2
- KEQXNNJHMWSZHK-UHFFFAOYSA-L 1,3,2,4$l^{2}-dioxathiaplumbetane 2,2-dioxide Chemical compound [Pb+2].[O-]S([O-])(=O)=O KEQXNNJHMWSZHK-UHFFFAOYSA-L 0.000 claims 1
- 230000032683 aging Effects 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000003760 magnetic stirring Methods 0.000 claims 1
- 238000004062 sedimentation Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 24
- 229910010413 TiO 2 Inorganic materials 0.000 abstract description 23
- 150000001340 alkali metals Chemical class 0.000 abstract description 16
- 230000003197 catalytic effect Effects 0.000 abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 4
- 239000007789 gas Substances 0.000 abstract description 4
- 238000001556 precipitation Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 2
- 239000003344 environmental pollutant Substances 0.000 abstract 1
- 231100000719 pollutant Toxicity 0.000 abstract 1
- 229910052625 palygorskite Inorganic materials 0.000 description 32
- 229960000892 attapulgite Drugs 0.000 description 31
- 239000000243 solution Substances 0.000 description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 230000007935 neutral effect Effects 0.000 description 6
- 241000282414 Homo sapiens Species 0.000 description 5
- 239000002841 Lewis acid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 150000007517 lewis acids Chemical class 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 229910002089 NOx Inorganic materials 0.000 description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 229910017604 nitric acid Inorganic materials 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 102000001554 Hemoglobins Human genes 0.000 description 2
- 108010054147 Hemoglobins Proteins 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- GFNGCDBZVSLSFT-UHFFFAOYSA-N titanium vanadium Chemical compound [Ti].[V] GFNGCDBZVSLSFT-UHFFFAOYSA-N 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 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 1
- 206010003497 Asphyxia Diseases 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 208000007101 Muscle Cramp Diseases 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000006931 brain damage Effects 0.000 description 1
- 231100000874 brain damage Toxicity 0.000 description 1
- 208000029028 brain injury Diseases 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 150000001768 cations Chemical group 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000007954 hypoxia Effects 0.000 description 1
- 230000001900 immune effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 230000021962 pH elevation Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000011160 research Methods 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
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201610191693.6A CN105771954B (zh) | 2016-03-30 | 2016-03-30 | 一种抗碱金属中毒脱硝催化剂、制备方法及其应用 |
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CN201610191693.6A CN105771954B (zh) | 2016-03-30 | 2016-03-30 | 一种抗碱金属中毒脱硝催化剂、制备方法及其应用 |
Publications (2)
Publication Number | Publication Date |
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CN105771954A true CN105771954A (zh) | 2016-07-20 |
CN105771954B CN105771954B (zh) | 2018-06-29 |
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Family Applications (1)
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CN201610191693.6A Active CN105771954B (zh) | 2016-03-30 | 2016-03-30 | 一种抗碱金属中毒脱硝催化剂、制备方法及其应用 |
Country Status (1)
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106540684A (zh) * | 2016-12-06 | 2017-03-29 | 北京国电龙源环保工程有限公司 | 高活性蜂窝式scr催化剂及其制备方法 |
CN107042102A (zh) * | 2016-12-07 | 2017-08-15 | 盐城复华环保产业开发有限公司 | 一种选择性催化还原低温脱硝催化剂及其制备方法 |
CN115814843A (zh) * | 2022-12-16 | 2023-03-21 | 大唐南京环保科技有限责任公司 | 一种抗碱金属板式脱硝催化剂及其制备方法 |
CN116196946A (zh) * | 2023-02-20 | 2023-06-02 | 大唐(江苏)环保装备有限公司 | 一种具有强抗砷中毒性能的脱硝催化剂及其制备方法 |
Citations (3)
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WO2008096413A1 (ja) * | 2007-02-06 | 2008-08-14 | Ibiden Co., Ltd. | ハニカム構造体 |
CN101333345A (zh) * | 2008-07-30 | 2008-12-31 | 江苏工业学院 | 一种纳米二氧化钛/凹凸棒土复合材料的制备方法 |
CN102716735A (zh) * | 2012-06-25 | 2012-10-10 | 常州大学 | 凹凸棒石/铈钛固溶氧化物复合材料的制备方法 |
-
2016
- 2016-03-30 CN CN201610191693.6A patent/CN105771954B/zh active Active
Patent Citations (3)
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WO2008096413A1 (ja) * | 2007-02-06 | 2008-08-14 | Ibiden Co., Ltd. | ハニカム構造体 |
CN101333345A (zh) * | 2008-07-30 | 2008-12-31 | 江苏工业学院 | 一种纳米二氧化钛/凹凸棒土复合材料的制备方法 |
CN102716735A (zh) * | 2012-06-25 | 2012-10-10 | 常州大学 | 凹凸棒石/铈钛固溶氧化物复合材料的制备方法 |
Non-Patent Citations (5)
Title |
---|
R.T.YANG ET AL.: "Pillared Clays as Superior Catalysts for Selective Catalytic Reduction of NO with NH3", 《IND.ENG.CHEM.RES.》 * |
SHIN MIN-CHUI ET AL: "Activities of CeO2/TiO2 Catalyst for SCR of NO with NH3 at low Temperature According to Operating Conditions", 《ELECTRONIC MATERIALS LETTER》 * |
WANG YINYIN ET AL.: "Simultaneous Removal of NO and Hg-0 from Flue Gas over Mn-Ce/Ti-PILCs", 《ENVIRONMENTAL SCIENCE & TECHNOLOGY》 * |
姚燕等: "稀土元素对Mn/TiO2-PILC低温SCR性能影响研究", 《工程热物理学报》 * |
沈伯雄等: "碱土金属对MnOx-CeO2/ZrO2-PILC催化剂SCR活性影响研究", 《燃料化学学报》 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106540684A (zh) * | 2016-12-06 | 2017-03-29 | 北京国电龙源环保工程有限公司 | 高活性蜂窝式scr催化剂及其制备方法 |
CN106540684B (zh) * | 2016-12-06 | 2019-05-10 | 北京国电龙源环保工程有限公司 | 高活性蜂窝式scr催化剂的制备方法 |
CN107042102A (zh) * | 2016-12-07 | 2017-08-15 | 盐城复华环保产业开发有限公司 | 一种选择性催化还原低温脱硝催化剂及其制备方法 |
CN115814843A (zh) * | 2022-12-16 | 2023-03-21 | 大唐南京环保科技有限责任公司 | 一种抗碱金属板式脱硝催化剂及其制备方法 |
CN115814843B (zh) * | 2022-12-16 | 2024-05-28 | 大唐南京环保科技有限责任公司 | 一种抗碱金属板式脱硝催化剂及其制备方法 |
CN116196946A (zh) * | 2023-02-20 | 2023-06-02 | 大唐(江苏)环保装备有限公司 | 一种具有强抗砷中毒性能的脱硝催化剂及其制备方法 |
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