GB201003184D0 - Device for reducing nox emission in a diesel engine system - Google Patents

Device for reducing nox emission in a diesel engine system

Info

Publication number
GB201003184D0
GB201003184D0 GBGB1003184.7A GB201003184A GB201003184D0 GB 201003184 D0 GB201003184 D0 GB 201003184D0 GB 201003184 A GB201003184 A GB 201003184A GB 201003184 D0 GB201003184 D0 GB 201003184D0
Authority
GB
United Kingdom
Prior art keywords
diesel engine
engine system
nox emission
reducing nox
reducing
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GBGB1003184.7A
Other versions
GB2478132A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GM Global Technology Operations LLC
Original Assignee
GM Global Technology Operations LLC
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 GM Global Technology Operations LLC filed Critical GM Global Technology Operations LLC
Priority to GB1003184A priority Critical patent/GB2478132A/en
Publication of GB201003184D0 publication Critical patent/GB201003184D0/en
Priority to CN2011100365115A priority patent/CN102168596A/en
Priority to US13/033,851 priority patent/US20110203262A1/en
Publication of GB2478132A publication Critical patent/GB2478132A/en
Withdrawn legal-status Critical Current

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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with 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
    • 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
    • F01N3/02—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
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
GB1003184A 2010-02-25 2010-02-25 Device to reduce NOx for all driving profiles at both low and high exhaust temperatures. Withdrawn GB2478132A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1003184A GB2478132A (en) 2010-02-25 2010-02-25 Device to reduce NOx for all driving profiles at both low and high exhaust temperatures.
CN2011100365115A CN102168596A (en) 2010-02-25 2011-02-12 Device for reducing nox emission in a diesel engine system
US13/033,851 US20110203262A1 (en) 2010-02-25 2011-02-24 Device for reducing nox emission in a diesel engine system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1003184A GB2478132A (en) 2010-02-25 2010-02-25 Device to reduce NOx for all driving profiles at both low and high exhaust temperatures.

Publications (2)

Publication Number Publication Date
GB201003184D0 true GB201003184D0 (en) 2010-04-14
GB2478132A GB2478132A (en) 2011-08-31

Family

ID=42125615

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1003184A Withdrawn GB2478132A (en) 2010-02-25 2010-02-25 Device to reduce NOx for all driving profiles at both low and high exhaust temperatures.

Country Status (3)

Country Link
US (1) US20110203262A1 (en)
CN (1) CN102168596A (en)
GB (1) GB2478132A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130180231A1 (en) * 2012-01-13 2013-07-18 GM Global Technology Operations LLC Exhaust aftertreatment system
US8997461B2 (en) 2012-05-21 2015-04-07 Cummins Emission Solutions Inc. Aftertreatment system having two SCR catalysts
US20130312392A1 (en) * 2012-05-23 2013-11-28 Cary Henry Systems and methods to mitigate nox and hc emissions at low exhaust temperatures
FR3007792B1 (en) * 2013-07-01 2015-07-17 Peugeot Citroen Automobiles Sa EXHAUST GAS LINE OF A HEAT ENGINE
US9677439B2 (en) 2014-01-20 2017-06-13 Cummins Inc. Systems and methods to mitigate NOx and HC emissions
US9512761B2 (en) 2014-02-28 2016-12-06 Cummins Inc. Systems and methods for NOx reduction and aftertreatment control using passive NOx adsorption
FR3029800B1 (en) * 2014-12-11 2016-12-16 Ifp Energies Now PRODUCT FOR THE DEPOLLUTION OF EXHAUST GASES, IN PARTICULAR INTERNAL COMBUSTION ENGINE, AND EXHAUST GAS CLEANING METHOD USING THE SAME.
US20190085746A1 (en) * 2017-09-19 2019-03-21 Caterpillar Inc. Aftertreatment system
US20190234283A1 (en) * 2018-01-31 2019-08-01 International Engine Intellectual Property Company, Llc ENGINE OUT NOx REDUCTION USING ENHANCED DEF
DE102021107463A1 (en) * 2021-03-25 2022-09-29 Purem GmbH Exhaust/Reactant Mixing Assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2887984B2 (en) * 1991-09-20 1999-05-10 トヨタ自動車株式会社 Exhaust gas purification device for internal combustion engine
JP2783074B2 (en) * 1991-10-29 1998-08-06 トヨタ自動車株式会社 Exhaust gas purification device for internal combustion engine
US6182443B1 (en) * 1999-02-09 2001-02-06 Ford Global Technologies, Inc. Method for converting exhaust gases from a diesel engine using nitrogen oxide absorbent
US6912847B2 (en) * 2001-12-21 2005-07-05 Engelhard Corporation Diesel engine system comprising a soot filter and low temperature NOx trap
DE10324013A1 (en) * 2003-05-27 2004-12-16 Robert Bosch Gmbh Exhaust gas cleaning system, from internal combustion motor, has storage catalyst to hold nitrogen oxide in buffer until selective reduction catalyst has reached its working temperature
US7240484B2 (en) * 2003-12-29 2007-07-10 Delphi Technologies, Inc. Exhaust treatment systems and methods for using the same
JP5018325B2 (en) * 2007-08-08 2012-09-05 トヨタ自動車株式会社 Exhaust gas purification device for internal combustion engine
JP2009185659A (en) * 2008-02-05 2009-08-20 Nissan Motor Co Ltd Exhaust emission control device for internal combustion engine

Also Published As

Publication number Publication date
GB2478132A (en) 2011-08-31
CN102168596A (en) 2011-08-31
US20110203262A1 (en) 2011-08-25

Similar Documents

Publication Publication Date Title
GB201003184D0 (en) Device for reducing nox emission in a diesel engine system
ZA201300383B (en) Diesel engine system and control method for a diesel engine system
EP2419612A4 (en) Hc-scr system for lean burn engines
EP3363525B8 (en) Exhaust system for a lean-burn internal combustion engine
EP2216523A4 (en) Low-temperature-actuated denitration device for diesel engine
EP2530268A4 (en) Exhaust purification device and exhaust purification method for diesel engine
GB0812544D0 (en) Exhaust system for a lean burn IC engine
GB201207201D0 (en) Emissions cleaning module for a diesel engine
EP2664756A4 (en) Exhaust gas after-treatment device for diesel engine
EP2584185A4 (en) Internal combustion engine and control device for internal combustion engine
EP2642095A4 (en) Exhaust gas processing device for diesel engine
EP2447514A4 (en) Fuel injection control device and method for diesel engine
EP2775123A4 (en) Control device for diesel engine with turbosupercharger
EP2530265A4 (en) Exhaust purification device and exhaust purification method for diesel engine
EP2549082A4 (en) Control device for internal combustion engine and control device for vehicle provided with said internal combustion engine
EP2549070A4 (en) Exhaust emission control device for internal combustion engine
EP2549074A4 (en) Exhaust emission control device for internal combustion engine
EP2659187A4 (en) Engine and combustion system
EP2503121A4 (en) Exhaust-gas purifying device for internal-combustion engine
EP2634409A4 (en) Exhaust gas purification device for diesel engine
EP2659107A4 (en) Engine and combustion system
GB2486073B (en) Particle reduction in gasoline engine exhaust
EP2569518A4 (en) Method and system for internal combustion engine
EP2554810A4 (en) Exhaust gas treatment device for diesel engine
EP2843205A4 (en) System for determining abnormality in exhaust emission control device for internal combustion engine

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)