CN102580761A - 一种电喷scr柴油发动机尾气催化剂 - Google Patents
一种电喷scr柴油发动机尾气催化剂 Download PDFInfo
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- CN102580761A CN102580761A CN2011104251170A CN201110425117A CN102580761A CN 102580761 A CN102580761 A CN 102580761A CN 2011104251170 A CN2011104251170 A CN 2011104251170A CN 201110425117 A CN201110425117 A CN 201110425117A CN 102580761 A CN102580761 A CN 102580761A
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- 239000003054 catalyst Substances 0.000 title claims abstract description 35
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims abstract description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 30
- 239000002002 slurry Substances 0.000 claims description 27
- 239000010936 titanium Substances 0.000 claims description 16
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 15
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 15
- 239000012498 ultrapure water Substances 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 14
- 239000011572 manganese Substances 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 229910052684 Cerium Inorganic materials 0.000 claims description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 238000000498 ball milling Methods 0.000 claims description 8
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052746 lanthanum Inorganic materials 0.000 claims description 8
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 8
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 229910052727 yttrium Inorganic materials 0.000 claims description 8
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 7
- 229910017052 cobalt Inorganic materials 0.000 claims description 7
- 239000010941 cobalt Substances 0.000 claims description 7
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 229910052878 cordierite Inorganic materials 0.000 claims description 7
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims description 7
- -1 iron-chromium-aluminum Chemical compound 0.000 claims description 7
- 229910052748 manganese Inorganic materials 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910001868 water Inorganic materials 0.000 claims description 6
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 claims description 5
- 230000000274 adsorptive effect Effects 0.000 claims description 5
- 229940037003 alum Drugs 0.000 claims description 5
- 238000012986 modification Methods 0.000 claims description 5
- 230000004048 modification Effects 0.000 claims description 5
- 235000006408 oxalic acid Nutrition 0.000 claims description 5
- 150000002910 rare earth metals Chemical class 0.000 claims description 5
- 229920006395 saturated elastomer Polymers 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 229910002651 NO3 Inorganic materials 0.000 claims description 2
- 229910052779 Neodymium Inorganic materials 0.000 claims description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 2
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 2
- 229910052773 Promethium Inorganic materials 0.000 claims description 2
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 claims description 2
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 claims description 2
- VQMWBBYLQSCNPO-UHFFFAOYSA-N promethium atom Chemical compound [Pm] VQMWBBYLQSCNPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052723 transition metal Inorganic materials 0.000 claims description 2
- 150000003624 transition metals Chemical class 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 28
- 230000003197 catalytic effect Effects 0.000 abstract description 15
- 238000000746 purification Methods 0.000 abstract description 14
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract description 10
- 239000004202 carbamide Substances 0.000 abstract description 10
- 229910000069 nitrogen hydride Inorganic materials 0.000 abstract description 10
- 238000006243 chemical reaction Methods 0.000 abstract description 8
- 238000000576 coating method Methods 0.000 abstract description 8
- 239000011248 coating agent Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 abstract description 5
- 238000006722 reduction reaction Methods 0.000 abstract description 5
- WTHDKMILWLGDKL-UHFFFAOYSA-N urea;hydrate Chemical compound O.NC(N)=O WTHDKMILWLGDKL-UHFFFAOYSA-N 0.000 abstract description 5
- 229910021529 ammonia Inorganic materials 0.000 abstract description 4
- 230000007062 hydrolysis Effects 0.000 abstract description 4
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 4
- 238000000197 pyrolysis Methods 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000010531 catalytic reduction reaction Methods 0.000 abstract description 2
- 238000006555 catalytic reaction Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 15
- 239000000203 mixture Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000001321 HNCO Methods 0.000 description 2
- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 description 2
- 229910001981 cobalt nitrate Inorganic materials 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000000505 pernicious effect Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
Classifications
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
Description
尾气成分 | 起然温度/℃ | 400℃时的转化率 |
NOX | 251 | 90.5% |
CO | 232 | 100% |
HC | 259 | 86.8% |
NH3 | 80 | 93.6% |
尾气成分 | 起然温度/℃ | 400℃时的转化率 |
NOX | 254 | 95.6% |
CO | 262 | 100% |
HC | 230 | 92.3% |
NH3 | 80 | 98% |
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110425117.0A CN102580761B (zh) | 2011-12-16 | 2011-12-16 | 一种电喷scr柴油发动机尾气催化剂 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201110425117.0A CN102580761B (zh) | 2011-12-16 | 2011-12-16 | 一种电喷scr柴油发动机尾气催化剂 |
Publications (2)
Publication Number | Publication Date |
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CN102580761A true CN102580761A (zh) | 2012-07-18 |
CN102580761B CN102580761B (zh) | 2014-03-05 |
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CN201110425117.0A Active CN102580761B (zh) | 2011-12-16 | 2011-12-16 | 一种电喷scr柴油发动机尾气催化剂 |
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CN (1) | CN102580761B (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014027308A1 (en) * | 2012-08-14 | 2014-02-20 | Basf Se | Ceria-zirconia-mixed oxide particles and process for their production by pyrolysis |
CN104959144A (zh) * | 2015-06-30 | 2015-10-07 | 苏磊 | 一种用于汽车尾气净化的催化剂及其涂层材料、制备方法与应用 |
CN107970948A (zh) * | 2017-12-15 | 2018-05-01 | 江苏龙净科杰催化剂再生有限公司 | 烟气同时脱硝脱VOCs用蜂窝状催化剂及其制备方法 |
CN110073087A (zh) * | 2016-12-21 | 2019-07-30 | 珀金斯发动机有限公司 | 用于选择性催化还原系统的方法和装置 |
CN111068654A (zh) * | 2019-12-20 | 2020-04-28 | 山东爱亿普环保科技股份有限公司 | 一种中高温scr脱硝催化剂及其制备方法 |
CN111266123A (zh) * | 2019-12-31 | 2020-06-12 | 南京环福新材料科技有限公司 | 一种净化用多功能催化剂及其制备方法和应用 |
CN113069917A (zh) * | 2021-04-20 | 2021-07-06 | 南京科宜环保科技有限公司 | 一种具有氨吸附功能的脱硝催化剂模块箱及其制备方法 |
Citations (5)
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CN1724154A (zh) * | 2005-06-10 | 2006-01-25 | 陈昭萍 | 天然气发动机尾气净化催化剂及其制备方法 |
CN101028594A (zh) * | 2006-03-01 | 2007-09-05 | 中国科学院生态环境研究中心 | 低温选择性催化还原氮氧化物的复合氧化物催化剂 |
CN201027559Y (zh) * | 2007-03-22 | 2008-02-27 | 刘光文 | 一种用于内燃机尾气净化的催化体 |
CN101204650A (zh) * | 2006-12-20 | 2008-06-25 | 中国科学院生态环境研究中心 | 一种烟气脱硝的铈钛复合氧化物催化剂 |
EP2481473A2 (en) * | 2011-01-26 | 2012-08-01 | Ford Global Technologies, LLC | LNT and SCR catalysts for combined LNT-SCR applications |
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2011
- 2011-12-16 CN CN201110425117.0A patent/CN102580761B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1724154A (zh) * | 2005-06-10 | 2006-01-25 | 陈昭萍 | 天然气发动机尾气净化催化剂及其制备方法 |
CN101028594A (zh) * | 2006-03-01 | 2007-09-05 | 中国科学院生态环境研究中心 | 低温选择性催化还原氮氧化物的复合氧化物催化剂 |
CN101204650A (zh) * | 2006-12-20 | 2008-06-25 | 中国科学院生态环境研究中心 | 一种烟气脱硝的铈钛复合氧化物催化剂 |
CN201027559Y (zh) * | 2007-03-22 | 2008-02-27 | 刘光文 | 一种用于内燃机尾气净化的催化体 |
EP2481473A2 (en) * | 2011-01-26 | 2012-08-01 | Ford Global Technologies, LLC | LNT and SCR catalysts for combined LNT-SCR applications |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014027308A1 (en) * | 2012-08-14 | 2014-02-20 | Basf Se | Ceria-zirconia-mixed oxide particles and process for their production by pyrolysis |
CN104718155A (zh) * | 2012-08-14 | 2015-06-17 | 巴斯夫欧洲公司 | 氧化铈-氧化锆-混合氧化物颗粒和通过热解制备它们的方法 |
CN104959144A (zh) * | 2015-06-30 | 2015-10-07 | 苏磊 | 一种用于汽车尾气净化的催化剂及其涂层材料、制备方法与应用 |
CN110073087A (zh) * | 2016-12-21 | 2019-07-30 | 珀金斯发动机有限公司 | 用于选择性催化还原系统的方法和装置 |
CN110073087B (zh) * | 2016-12-21 | 2021-02-26 | 珀金斯发动机有限公司 | 用于选择性催化还原系统的方法和装置 |
US11242787B2 (en) | 2016-12-21 | 2022-02-08 | Perkins Engines Company Limited | Method and apparatus for selective catalytic reduction system |
CN107970948A (zh) * | 2017-12-15 | 2018-05-01 | 江苏龙净科杰催化剂再生有限公司 | 烟气同时脱硝脱VOCs用蜂窝状催化剂及其制备方法 |
CN111068654A (zh) * | 2019-12-20 | 2020-04-28 | 山东爱亿普环保科技股份有限公司 | 一种中高温scr脱硝催化剂及其制备方法 |
CN111266123A (zh) * | 2019-12-31 | 2020-06-12 | 南京环福新材料科技有限公司 | 一种净化用多功能催化剂及其制备方法和应用 |
CN111266123B (zh) * | 2019-12-31 | 2023-03-10 | 南京环福新材料科技有限公司 | 一种净化用多功能催化剂及其制备方法和应用 |
CN113069917A (zh) * | 2021-04-20 | 2021-07-06 | 南京科宜环保科技有限公司 | 一种具有氨吸附功能的脱硝催化剂模块箱及其制备方法 |
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Address after: 536000 Tibet Road, Haicheng District, the Guangxi Zhuang Autonomous Region, No. 36, No. Patentee after: Beihai brilliant chemical Ceramics Co.,Ltd. Address before: 536000 Tibet Road, Haicheng District, the Guangxi Zhuang Autonomous Region, No. 36, No. Patentee before: Guangxi Yun Qi exhaust purification Co.,Ltd. |
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