BR112015025202A2 - filtro catalisado, sistema de escape, motor de ignição positiva, e, método para manter conversão simultânea de monóxido de carbono, hidrocarbonetos, óxidos de nitrogênio e matéria particulada no gás de escape - Google Patents

filtro catalisado, sistema de escape, motor de ignição positiva, e, método para manter conversão simultânea de monóxido de carbono, hidrocarbonetos, óxidos de nitrogênio e matéria particulada no gás de escape

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Publication number
BR112015025202A2
BR112015025202A2 BR112015025202A BR112015025202A BR112015025202A2 BR 112015025202 A2 BR112015025202 A2 BR 112015025202A2 BR 112015025202 A BR112015025202 A BR 112015025202A BR 112015025202 A BR112015025202 A BR 112015025202A BR 112015025202 A2 BR112015025202 A2 BR 112015025202A2
Authority
BR
Brazil
Prior art keywords
zone
coating composition
reactive coating
substrate
particulate matter
Prior art date
Application number
BR112015025202A
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English (en)
Other versions
BR112015025202B1 (pt
Inventor
Gough Morgan Christopher
Original Assignee
Johnson Matthey Plc
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.)
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Publication date
Application filed by Johnson Matthey Plc filed Critical Johnson Matthey Plc
Publication of BR112015025202A2 publication Critical patent/BR112015025202A2/pt
Publication of BR112015025202B1 publication Critical patent/BR112015025202B1/pt

Links

Classifications

    • 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
    • B01D53/92—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
    • 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
    • B01D53/92—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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/9454—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific device
    • 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
    • B01D53/92—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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1023—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1025—Rhodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/903—Multi-zoned catalysts
    • B01D2255/9032—Two zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/908—O2-storage component incorporated in the catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/915—Catalyst supported on particulate filters
    • B01D2255/9155—Wall flow filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9207—Specific surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B01D2258/014—Stoichiometric gasoline engines
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

1 / 1 resumo “filtro catalisado, sistema de escape, motor de igniã‡ãƒo positiva, e, mã‰todo para manter conversãƒo simultã‚nea de monã“xido de carbono, hidrocarbonetos, ã“xidos de nitrogãšnio e matã‰ria particulada no gãs de escape” filtro catalisado para filtrar matã©ria particulada a partir de gã¡s de escape compreendendo um ou mais venenos de catalisador e emitido a partir de um motor de combustã£o interna de igniã§ã£o positiva, dito filtro compreendendo um substrato poroso tendo um comprimento de substrato total e tendo superfã­cies de entrada e superfã­cies de saã­da, em que as superfã­cies de entrada sã£o separadas das superfã­cies de saã­da por uma estrutura porosa contendo poros de um primeiro tamanho de poro principal, em que o substrato poroso ã© revestido com uma composiã§ã£o de revestimento reativo compreendendo uma pluralidade de partã­culas sã³lidas, em que a estrutura porosa do substrato poroso da composiã§ã£o de revestimento reativo contã©m poros de um segundo tamanho de poro principal, tal composiã§ã£o de revestimento reativo sendo arranjada axialmente no substrato poroso como uma primeira zona compreendendo as superfã­cies de entrada de um primeiro comprimento de substrato menor que o comprimento de substrato total e a segunda zona compreendendo as superfã­cies de saã­da de um segundo comprimento menor que o comprimento de substrato total, em que a soma do comprimento de substrato na primeira zona e do comprimento de substrato na segunda zona ã© > 100%, em que a composiã§ã£o de revestimento reativo de pelo menos a segunda zona ã© uma composiã§ã£o de revestimento reativo de catalisador de trãªs vias compreendendo um ou mais metais preciosos suportados em um ã³xido de ã¡rea de superfã­cie elevada, e um componente de armazenamento de oxigãªnio e em que: (i) uma ã¡rea de superfã­cie especã­fica de composiã§ã£o de revestimento reativo na primeira zona > que na segunda zona; ou (ii) tanto o carregamento de composiã§ã£o de revestimento reativo quanto uma ã¡rea de superfã­cie especã­fica da composiã§ã£o de revestimento reativo na primeira zona ã© > que na segunda zona.
BR112015025202-8A 2013-04-05 2014-04-03 Filtro catalisado, sistema de escape, motor de ignição positiva, e, método para manter conversão simultânea de monóxido de carbono, hidrocarbonetos, óxidos de nitrogênio e matéria particulada no gás de escape BR112015025202B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1306164.3 2013-04-05
GB1306164.3A GB2512648B (en) 2013-04-05 2013-04-05 Filter substrate comprising three-way catalyst
PCT/GB2014/051047 WO2014162140A1 (en) 2013-04-05 2014-04-03 Filter substrate comprising three-way catalyst

Publications (2)

Publication Number Publication Date
BR112015025202A2 true BR112015025202A2 (pt) 2017-07-18
BR112015025202B1 BR112015025202B1 (pt) 2021-10-13

Family

ID=48483387

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015025202-8A BR112015025202B1 (pt) 2013-04-05 2014-04-03 Filtro catalisado, sistema de escape, motor de ignição positiva, e, método para manter conversão simultânea de monóxido de carbono, hidrocarbonetos, óxidos de nitrogênio e matéria particulada no gás de escape

Country Status (11)

Country Link
US (1) US9327239B2 (pt)
EP (2) EP3662987B1 (pt)
JP (2) JP6382939B2 (pt)
KR (1) KR102183811B1 (pt)
CN (2) CN105228730B (pt)
BR (1) BR112015025202B1 (pt)
DE (1) DE102014104748B4 (pt)
DK (1) DK2981347T3 (pt)
GB (1) GB2512648B (pt)
RU (1) RU2651029C2 (pt)
WO (1) WO2014162140A1 (pt)

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GB2512648B (en) 2018-06-20
RU2015147165A (ru) 2017-05-12
KR102183811B1 (ko) 2020-11-27
RU2651029C2 (ru) 2018-04-18
EP2981347A1 (en) 2016-02-10
GB2512648A (en) 2014-10-08
WO2014162140A1 (en) 2014-10-09
CN105228730A (zh) 2016-01-06
EP3662987B1 (en) 2024-05-29
GB201306164D0 (en) 2013-05-22
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CN108868972B (zh) 2021-04-02
DK2981347T3 (da) 2020-03-30
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US9327239B2 (en) 2016-05-03
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BR112015025202B1 (pt) 2021-10-13
JP2016519617A (ja) 2016-07-07

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