GB2471582A - Improvements in emission control - Google Patents

Improvements in emission control Download PDF

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Publication number
GB2471582A
GB2471582A GB1013872A GB201013872A GB2471582A GB 2471582 A GB2471582 A GB 2471582A GB 1013872 A GB1013872 A GB 1013872A GB 201013872 A GB201013872 A GB 201013872A GB 2471582 A GB2471582 A GB 2471582A
Authority
GB
United Kingdom
Prior art keywords
emission control
engine
power
lean
vehicle
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.)
Granted
Application number
GB1013872A
Other versions
GB201013872D0 (en
GB2471582B (en
Inventor
Andrew Dominic Nunn
Martyn Vincent Twigg
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.)
Johnson Matthey PLC
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.)
Filing date
Publication date
Application filed by Johnson Matthey PLC filed Critical Johnson Matthey PLC
Publication of GB201013872D0 publication Critical patent/GB201013872D0/en
Publication of GB2471582A publication Critical patent/GB2471582A/en
Application granted granted Critical
Publication of GB2471582B publication Critical patent/GB2471582B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • 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
    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
    • F02D19/10—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • 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
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Abstract

A lean-burn natural gas-fuelled diesel engine comprising an exhaust system comprising an oxidation catalyst. The engine can be used in a mobile application, e.g. to power a vehicle, or it can be a stationary engine for power generation.
GB1013872.5A 2008-02-28 2009-02-27 Natural Gas-Fuelled Compression Ignition IC Engine and Exhaust System Therefor Expired - Fee Related GB2471582B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0803670.9A GB0803670D0 (en) 2008-02-28 2008-02-28 Improvements in emission control
PCT/GB2009/000563 WO2009106849A1 (en) 2008-02-28 2009-02-27 Improvements in emission control

Publications (3)

Publication Number Publication Date
GB201013872D0 GB201013872D0 (en) 2010-09-29
GB2471582A true GB2471582A (en) 2011-01-05
GB2471582B GB2471582B (en) 2012-08-22

Family

ID=39315630

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0803670.9A Ceased GB0803670D0 (en) 2008-02-28 2008-02-28 Improvements in emission control
GB1013872.5A Expired - Fee Related GB2471582B (en) 2008-02-28 2009-02-27 Natural Gas-Fuelled Compression Ignition IC Engine and Exhaust System Therefor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0803670.9A Ceased GB0803670D0 (en) 2008-02-28 2008-02-28 Improvements in emission control

Country Status (10)

Country Link
US (1) US20110113774A1 (en)
EP (1) EP2257698A1 (en)
JP (1) JP5722048B2 (en)
KR (1) KR20100125358A (en)
CN (1) CN101970820B (en)
BR (1) BRPI0907817A2 (en)
DE (1) DE112009000423T5 (en)
GB (2) GB0803670D0 (en)
RU (1) RU2505686C2 (en)
WO (1) WO2009106849A1 (en)

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GB0808427D0 (en) 2008-05-09 2008-06-18 Johnson Matthey Plc Apparatus
JP2011056379A (en) * 2009-09-09 2011-03-24 Toyota Motor Corp Exhaust gas purifying catalyst and method of manufacturing the same
JP5855116B2 (en) 2010-10-26 2016-02-09 ユミコア アクチェンゲゼルシャフト ウント コンパニー コマンディートゲゼルシャフト Diesel oxidation catalyst
US20160153375A1 (en) * 2012-05-31 2016-06-02 General Electric Company Method for operating an engine
US11578684B2 (en) 2012-05-31 2023-02-14 Transportation Ip Holdings, Llc Method for operating an engine
GB2507720A (en) * 2012-09-28 2014-05-14 T Baden Hardstaff Ltd Exhaust heater upstream of oxidation catalyst
US9003781B2 (en) * 2013-01-24 2015-04-14 Ford Global Technologies, Llc Pre-turbocharger catalyst
US20150078975A1 (en) * 2013-09-16 2015-03-19 International Engine Intellectual Property Company, Llc Natural gas engine aftertreatment system
US9228536B2 (en) * 2013-12-17 2016-01-05 Cummins Inc. Load shedding techniques for dual fuel engines
US10646827B2 (en) 2014-01-21 2020-05-12 Council Of Scientific & Industrial Research Non noble metal based diesel oxidation catalyst
KR101600958B1 (en) * 2014-04-28 2016-03-08 희성촉매 주식회사 Method for the regenration of oxidation catalyst used for CNG vehicle
DE102014223759A1 (en) * 2014-11-20 2016-05-25 Wacker Chemie Ag Removal of oxygen from hydrocarbon-containing gas mixtures
LU92605B1 (en) * 2014-12-03 2016-06-06 Sc Concepts S A INJECTION CONTROL UNIT AND METHOD FOR DRIVING A FUEL INJECTION OF A DIESEL ENGINE IN MIXED OPERATION WITH A DIESEL-GAS-FUEL MIXTURE
DE102014226669A1 (en) * 2014-12-19 2016-06-23 Robert Bosch Gmbh Exhaust after-treatment system for an internal combustion engine and method
DE102015205125A1 (en) * 2015-03-20 2016-09-22 Mtu Friedrichshafen Gmbh Method for operating an internal combustion engine and internal combustion engine
MX2017012364A (en) * 2015-03-26 2017-12-18 Basf Corp Exhaust gas treatment system.
JP6501115B2 (en) * 2015-05-15 2019-04-17 株式会社 Ａｃｒ Dual fuel oxidation catalyst, dual fuel SCR exhaust gas treatment mechanism, dual fuel diesel internal combustion engine, and control method therefor
US10022667B2 (en) 2016-07-29 2018-07-17 Cummins Inc. Systems and methods for increasing nitrogen dioxide fraction in exhaust gas at low temperature

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GB2396123A (en) * 2002-12-11 2004-06-16 Clean Air Partners Inc Heat retention of an oxidation catalyst of a multi-fuel engine

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GB2396123A (en) * 2002-12-11 2004-06-16 Clean Air Partners Inc Heat retention of an oxidation catalyst of a multi-fuel engine

Also Published As

Publication number Publication date
GB0803670D0 (en) 2008-04-09
BRPI0907817A2 (en) 2015-07-21
CN101970820A (en) 2011-02-09
RU2010139652A (en) 2012-04-10
US20110113774A1 (en) 2011-05-19
JP2011514950A (en) 2011-05-12
RU2505686C2 (en) 2014-01-27
WO2009106849A1 (en) 2009-09-03
KR20100125358A (en) 2010-11-30
GB201013872D0 (en) 2010-09-29
CN101970820B (en) 2015-07-15
JP5722048B2 (en) 2015-05-20
DE112009000423T5 (en) 2010-12-30
EP2257698A1 (en) 2010-12-08
GB2471582B (en) 2012-08-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20200227