BR112017026648A2 - sistema para tratamento de gás de escape, e, método para tratamento de uma corrente de gás de escape - Google Patents

sistema para tratamento de gás de escape, e, método para tratamento de uma corrente de gás de escape

Info

Publication number
BR112017026648A2
BR112017026648A2 BR112017026648A BR112017026648A BR112017026648A2 BR 112017026648 A2 BR112017026648 A2 BR 112017026648A2 BR 112017026648 A BR112017026648 A BR 112017026648A BR 112017026648 A BR112017026648 A BR 112017026648A BR 112017026648 A2 BR112017026648 A2 BR 112017026648A2
Authority
BR
Brazil
Prior art keywords
exhaust gas
catalyst
gas treatment
treating
platinum
Prior art date
Application number
BR112017026648A
Other languages
English (en)
Inventor
K Hochmuth John
Xue Wen-Mei
Original Assignee
Basf Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Basf Corp filed Critical Basf Corp
Publication of BR112017026648A2 publication Critical patent/BR112017026648A2/pt

Links

Classifications

    • 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
    • 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
    • F01N3/10—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
    • F01N3/103—Oxidation catalysts for HC and CO only
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/44—Palladium
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • 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
    • F01N3/10—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
    • F01N3/101—Three-way catalysts
    • 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
    • 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
    • F01N3/10—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
    • F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
    • F01N3/106—Auxiliary oxidation catalysts
    • 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
    • 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
    • F01N3/10—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
    • 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
    • F01N3/20—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 specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • 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
    • F01N3/10—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
    • 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
    • F01N3/20—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 specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • F01N3/2073—Selective catalytic reduction [SCR] with means for generating a reducing substance from the exhaust gases
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/25—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an ammonia generator
    • 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
    • F01N2510/063—Surface coverings for exhaust purification, e.g. catalytic reaction zeolites
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • 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

são descritos os sistemas para tratamento de gases de escape para o tratamento de uma corrente de gases de escape do motor a gasolina. os sistemas de tratamento de gases de escape compreendem um catalisador de oxidação de hidrocarboneto e de geração de amônia, um catalisador de twc e um catalisador de redução catalítica seletiva de amônia (scr) a jusante do catalisador de twc. o catalisador de oxidação de hidrocarboneto e de geração de amônia compreende um suporte de óxido de metal refratário, um componente de platina e um componente de paládio. o catalisador de oxidação de hidrocarboneto e de geração de amônia é substancialmente livre de ceria e substancialmente livre de componentes de armazenamento de nox. os componentes de platina e paládio estão presentes em uma razão de platina a paládio superior a cerca de 1 a 1.
BR112017026648A 2015-06-12 2016-06-10 sistema para tratamento de gás de escape, e, método para tratamento de uma corrente de gás de escape BR112017026648A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562174862P 2015-06-12 2015-06-12
PCT/US2016/036958 WO2016201276A1 (en) 2015-06-12 2016-06-10 Exhaust gas treatment system

Publications (1)

Publication Number Publication Date
BR112017026648A2 true BR112017026648A2 (pt) 2018-08-28

Family

ID=57503745

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017026648A BR112017026648A2 (pt) 2015-06-12 2016-06-10 sistema para tratamento de gás de escape, e, método para tratamento de uma corrente de gás de escape

Country Status (11)

Country Link
US (1) US10450918B2 (pt)
EP (1) EP3307996B1 (pt)
JP (1) JP6865696B2 (pt)
KR (1) KR102555815B1 (pt)
CN (1) CN107923287B (pt)
BR (1) BR112017026648A2 (pt)
CA (1) CA2989122C (pt)
MX (1) MX2017016111A (pt)
RU (1) RU2711536C2 (pt)
WO (1) WO2016201276A1 (pt)
ZA (1) ZA201800085B (pt)

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EP3320193B1 (en) * 2015-07-09 2019-04-03 Umicore Ag & Co. Kg System for the removal of particulate matter and noxious compounds from engine exhaust gas
GB2554656A (en) * 2016-09-30 2018-04-11 Jaguar Land Rover Ltd Exhaust gas treatment apparatus
JP6693406B2 (ja) * 2016-12-20 2020-05-13 三菱自動車工業株式会社 排気ガス浄化装置
WO2018183639A1 (en) * 2017-03-30 2018-10-04 Johnson Matthey Public Limited Company Single brick scr/asc/pna/doc close-coupled catalyst
US11167273B2 (en) 2017-10-03 2021-11-09 Basf Corporation Catalytic composites comprising Nb2O5/CeO2 SCR component
US11073061B2 (en) * 2018-09-26 2021-07-27 Ford Global Technologies, Llc Multicomponent exhaust treatment system including an oxygen storage catalyst
US11167272B2 (en) * 2019-07-15 2021-11-09 Ford Global Technologies, Llc Exhaust treatment system including nickel-containing catalyst
US20240109036A1 (en) * 2021-02-02 2024-04-04 Basf Corporation Exhaust gas treatment system for reducing ammonia emissions from mobile gasoline applications

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AU4237300A (en) * 1999-04-19 2000-11-02 Engelhard Corporation Catalyst composition comprising ceria and a platinum group metal
US8302379B2 (en) 2008-05-02 2012-11-06 GM Global Technology Operations LLC Passive ammonia-selective catalytic reduction for NOx control in internal combustion engines
US20100251700A1 (en) * 2009-04-02 2010-10-07 Basf Catalysts Llc HC-SCR System for Lean Burn Engines
US9662611B2 (en) * 2009-04-03 2017-05-30 Basf Corporation Emissions treatment system with ammonia-generating and SCR catalysts
US8637426B2 (en) 2009-04-08 2014-01-28 Basf Corporation Zoned catalysts for diesel applications
CN110030064A (zh) * 2009-12-24 2019-07-19 约翰逊马西有限公司 用于车辆正点火内燃发动机的排气系统
KR101321678B1 (ko) * 2010-03-15 2013-10-22 도요타지도샤가부시키가이샤 내연 기관의 배기 정화 방법
JP5505339B2 (ja) * 2010-03-15 2014-05-28 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP5937067B2 (ja) * 2011-04-28 2016-06-22 エヌ・イーケムキャット株式会社 排気ガス浄化装置
GB2497597A (en) * 2011-12-12 2013-06-19 Johnson Matthey Plc A Catalysed Substrate Monolith with Two Wash-Coats
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Also Published As

Publication number Publication date
CA2989122A1 (en) 2016-12-15
RU2018100809A (ru) 2019-07-15
WO2016201276A1 (en) 2016-12-15
EP3307996A1 (en) 2018-04-18
MX2017016111A (es) 2018-02-21
CN107923287A (zh) 2018-04-17
EP3307996B1 (en) 2024-04-10
JP6865696B2 (ja) 2021-04-28
CA2989122C (en) 2023-06-13
US10450918B2 (en) 2019-10-22
EP3307996A4 (en) 2018-12-05
US20180156090A1 (en) 2018-06-07
ZA201800085B (en) 2022-04-28
KR102555815B1 (ko) 2023-07-17
JP2018524507A (ja) 2018-08-30
RU2018100809A3 (pt) 2019-11-01
KR20180008865A (ko) 2018-01-24
RU2711536C2 (ru) 2020-01-17
CN107923287B (zh) 2021-06-25

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