BR112018006283A2 - artigo catalítico, sistema de escape, turbina de combustão, e, métodos para aumentar a conversão de monóxido de carbono (co) e hidrocarbonetos (hc) em um gás de escape, para reduzir escorregamento de amônia e para aumentar a tolerância ao enxofre de um artigo catalítico em um gás de escape. - Google Patents
artigo catalítico, sistema de escape, turbina de combustão, e, métodos para aumentar a conversão de monóxido de carbono (co) e hidrocarbonetos (hc) em um gás de escape, para reduzir escorregamento de amônia e para aumentar a tolerância ao enxofre de um artigo catalítico em um gás de escape.Info
- Publication number
- BR112018006283A2 BR112018006283A2 BR112018006283A BR112018006283A BR112018006283A2 BR 112018006283 A2 BR112018006283 A2 BR 112018006283A2 BR 112018006283 A BR112018006283 A BR 112018006283A BR 112018006283 A BR112018006283 A BR 112018006283A BR 112018006283 A2 BR112018006283 A2 BR 112018006283A2
- Authority
- BR
- Brazil
- Prior art keywords
- exhaust gas
- catalytic article
- combustion turbine
- hydrocarbons
- conversion
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title abstract 4
- 230000003197 catalytic effect Effects 0.000 title abstract 3
- 150000002430 hydrocarbons Chemical class 0.000 title abstract 3
- 229910021529 ammonia Inorganic materials 0.000 title abstract 2
- 238000002485 combustion reaction Methods 0.000 title abstract 2
- 229930195733 hydrocarbon Natural products 0.000 title abstract 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title 1
- 229910002091 carbon monoxide Inorganic materials 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229910052717 sulfur Inorganic materials 0.000 title 1
- 239000011593 sulfur Substances 0.000 title 1
- 230000003647 oxidation Effects 0.000 abstract 5
- 238000007254 oxidation reaction Methods 0.000 abstract 5
- 239000000758 substrate Substances 0.000 abstract 3
- 230000004323 axial length Effects 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- 229910000510 noble metal Inorganic materials 0.000 abstract 1
Classifications
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- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/76—Iron group metals or copper
- B01J29/763—CHA-type, e.g. Chabazite, LZ-218
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- 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
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- 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
- B01D53/8634—Ammonia
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- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
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- B01D53/8643—Removing mixtures of carbon monoxide or hydrocarbons and nitrogen oxides
- B01D53/8646—Simultaneous elimination of the components
- B01D53/865—Simultaneous elimination of the components characterised by a specific catalyst
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- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
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- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
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- F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
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- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
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- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
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- F01N3/2066—Selective catalytic reduction [SCR]
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
- B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Abstract
trata-se de um artigo catalítico para tratar uma corrente de gás de escape que contém um ou mais dentre nox, hidrocarbonetos, co, sox e amônia oriundos de uma turbina de combustão que compreende (a) um substrato que tem uma extremidade de entrada e uma extremidade de saída que definem um comprimento axial; (b) uma camada de oxidação que compreende um catalisador de oxidação que compreende um ou mais metais nobres, sendo que a camada de oxidação é posicionada no substrato e cobre o comprimento axial do substrato; e (c) uma camada scr que compreende um catalisador scr, sendo que a camada scr é posicionada na camada de oxidação e sobrepõe uma porção da camada de oxidação em que a porção é menor do que 100%.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562234116P | 2015-09-29 | 2015-09-29 | |
US62/234,116 | 2015-09-29 | ||
PCT/GB2016/053039 WO2017055857A1 (en) | 2015-09-29 | 2016-09-29 | Zoned ammonia slip catalyst for use in combustion turbines |
Publications (2)
Publication Number | Publication Date |
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BR112018006283A2 true BR112018006283A2 (pt) | 2018-10-16 |
BR112018006283B1 BR112018006283B1 (pt) | 2023-02-14 |
Family
ID=57083326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112018006283-9A BR112018006283B1 (pt) | 2015-09-29 | 2016-09-29 | Artigo catalítico, sistema de escape, turbina de combustão, e, métodos para aumentar a conversão de monóxido de carbono (co) e hidrocarbonetos (hc) em um gás de escape, para reduzir escorregamento de amônia e para aumentar a tolerância ao enxofre de um artigo catalítico em um gás de escape |
Country Status (10)
Country | Link |
---|---|
US (1) | US10105692B2 (pt) |
EP (1) | EP3356659B1 (pt) |
JP (1) | JP6793723B2 (pt) |
KR (1) | KR102543002B1 (pt) |
CN (1) | CN108138624B (pt) |
BR (1) | BR112018006283B1 (pt) |
DK (1) | DK3356659T3 (pt) |
HK (1) | HK1254724A1 (pt) |
RU (1) | RU2742183C1 (pt) |
WO (1) | WO2017055857A1 (pt) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102015225579A1 (de) * | 2015-12-17 | 2017-06-22 | Umicore Ag & Co. Kg | Verfahren zur Verhinderung der Kontamination eines SCR-Katalysators mit Platin |
US11130096B2 (en) * | 2016-02-03 | 2021-09-28 | Basf Corporation | Multi-layer catalyst composition for internal combustion engines |
EP3488928B1 (en) * | 2016-07-20 | 2020-08-19 | Umicore Shokubai Japan Co., Ltd. | Exhaust gas purification catalyst for internal combustion engine, and exhaust gas purifying method using exhaust gas purification catalyst |
EP3488927B1 (en) | 2016-07-20 | 2020-03-04 | Umicore Shokubai Japan Co., Ltd. | Catalyst for purifying exhaust gas from internal combustion engine, and exhaust gas purification method using said catalyst |
DE102017122001A1 (de) * | 2016-09-22 | 2018-03-22 | Johnson Matthey Public Limited Company | Ruthenium, geträgert auf trägern, die eine rutilphase aufweisen, als stabile katalysatoren für nh3-slip-anwendungen |
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CN108138624A (zh) | 2018-06-08 |
DK3356659T3 (da) | 2020-08-17 |
JP2018537264A (ja) | 2018-12-20 |
JP6793723B2 (ja) | 2020-12-02 |
KR102543002B1 (ko) | 2023-06-14 |
CN108138624B (zh) | 2021-06-11 |
US10105692B2 (en) | 2018-10-23 |
HK1254724A1 (zh) | 2019-07-26 |
WO2017055857A1 (en) | 2017-04-06 |
EP3356659A1 (en) | 2018-08-08 |
KR20180063176A (ko) | 2018-06-11 |
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