GB2492995B - Reducing the catalyst light-off time for an engine with a multi-stage turbocharger - Google Patents

Reducing the catalyst light-off time for an engine with a multi-stage turbocharger

Info

Publication number
GB2492995B
GB2492995B GB1112417.9A GB201112417A GB2492995B GB 2492995 B GB2492995 B GB 2492995B GB 201112417 A GB201112417 A GB 201112417A GB 2492995 B GB2492995 B GB 2492995B
Authority
GB
United Kingdom
Prior art keywords
engine
reducing
time
stage turbocharger
catalyst light
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.)
Active
Application number
GB1112417.9A
Other versions
GB2492995A (en
GB201112417D0 (en
Inventor
Philip Newman
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.)
Jaguar Land Rover Ltd
Original Assignee
Jaguar Land Rover Ltd
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 Jaguar Land Rover Ltd filed Critical Jaguar Land Rover Ltd
Priority to GB1112417.9A priority Critical patent/GB2492995B/en
Publication of GB201112417D0 publication Critical patent/GB201112417D0/en
Priority to PCT/EP2012/063737 priority patent/WO2013010924A1/en
Publication of GB2492995A publication Critical patent/GB2492995A/en
Application granted granted Critical
Publication of GB2492995B publication Critical patent/GB2492995B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F02B37/004—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust drives arranged in series
    • 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
    • F02B37/12—Control of the pumps
    • F02B37/18—Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
    • 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
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • 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
    • F02B37/013—Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D23/00—Controlling engines characterised by their being supercharged
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0002—Controlling intake air
    • F02D41/0007—Controlling intake air for control of turbo-charged or super-charged engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus
    • F02D41/0255—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus to accelerate the warming-up of the exhaust gas treating apparatus at engine start
    • 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
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
    • F01N2410/06—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device at cold starting
    • 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)
  • Supercharger (AREA)
  • Exhaust Gas After Treatment (AREA)
GB1112417.9A 2011-07-19 2011-07-19 Reducing the catalyst light-off time for an engine with a multi-stage turbocharger Active GB2492995B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1112417.9A GB2492995B (en) 2011-07-19 2011-07-19 Reducing the catalyst light-off time for an engine with a multi-stage turbocharger
PCT/EP2012/063737 WO2013010924A1 (en) 2011-07-19 2012-07-12 Improvements in controlling i.c. engine emissions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1112417.9A GB2492995B (en) 2011-07-19 2011-07-19 Reducing the catalyst light-off time for an engine with a multi-stage turbocharger

Publications (3)

Publication Number Publication Date
GB201112417D0 GB201112417D0 (en) 2011-08-31
GB2492995A GB2492995A (en) 2013-01-23
GB2492995B true GB2492995B (en) 2014-12-17

Family

ID=44586843

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1112417.9A Active GB2492995B (en) 2011-07-19 2011-07-19 Reducing the catalyst light-off time for an engine with a multi-stage turbocharger

Country Status (2)

Country Link
GB (1) GB2492995B (en)
WO (1) WO2013010924A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8978378B2 (en) * 2011-10-20 2015-03-17 Ford Global Technologies, Llc Method and system for reducing turbocharger noise during cold start
GB2541382A (en) 2015-08-14 2017-02-22 Ford Global Tech Llc Improvements in or relating to twin charged engines
DE102016212249B4 (en) 2016-07-05 2024-05-02 Ford Global Technologies, Llc Two-stage turbocharged direct-injection internal combustion engine with exhaust aftertreatment and method for operating such an internal combustion engine
CN109505695A (en) * 2018-12-30 2019-03-22 江西腾勒动力有限公司 A kind of exhaust gas bypass device for protecting turbocharger of motor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62113828A (en) * 1985-11-14 1987-05-25 Nissan Motor Co Ltd Control device for supercharge pressure in engine with turbosupercharger
EP1519017A1 (en) * 2003-09-26 2005-03-30 Toyota Jidosha Kabushiki Kaisha Turbocharging system
JP2009221932A (en) * 2008-03-14 2009-10-01 Mazda Motor Corp Engine with supercharger
US20100146965A1 (en) * 2008-12-16 2010-06-17 Caterpillar Inc. Engine system having multi-stage turbocharging and exhaust gas recirculation
DE102009006359A1 (en) * 2009-01-28 2010-07-29 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Device for providing two-stage exhaust gas turbocharger and exhaust gas recirculation system of internal combustion engine, has low pressure-exhaust gas recirculation line including value opens in fresh air line upstream to junction of line
WO2011060914A1 (en) * 2009-11-20 2011-05-26 Mtu Friedrichshafen Gmbh Multi-stage charging group, charging system and internal combustion engine, each comprising the multi-stage charging group

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19639146C1 (en) * 1996-09-24 1997-11-06 Daimler Benz Ag IC engine with exhaust gas turbo system and incorporating catalyser
EP1396619A1 (en) * 2002-09-05 2004-03-10 BorgWarner Inc. Supercharging system for an internal combustion engine
DE102005043060B4 (en) * 2005-09-07 2012-10-04 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Turbocharger device for an internal combustion engine
DE102009014361A1 (en) * 2009-03-21 2010-09-23 Daimler Ag Exhaust gas treatment device and method for operating an exhaust gas treatment device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62113828A (en) * 1985-11-14 1987-05-25 Nissan Motor Co Ltd Control device for supercharge pressure in engine with turbosupercharger
EP1519017A1 (en) * 2003-09-26 2005-03-30 Toyota Jidosha Kabushiki Kaisha Turbocharging system
JP2009221932A (en) * 2008-03-14 2009-10-01 Mazda Motor Corp Engine with supercharger
US20100146965A1 (en) * 2008-12-16 2010-06-17 Caterpillar Inc. Engine system having multi-stage turbocharging and exhaust gas recirculation
DE102009006359A1 (en) * 2009-01-28 2010-07-29 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Device for providing two-stage exhaust gas turbocharger and exhaust gas recirculation system of internal combustion engine, has low pressure-exhaust gas recirculation line including value opens in fresh air line upstream to junction of line
WO2011060914A1 (en) * 2009-11-20 2011-05-26 Mtu Friedrichshafen Gmbh Multi-stage charging group, charging system and internal combustion engine, each comprising the multi-stage charging group

Also Published As

Publication number Publication date
GB2492995A (en) 2013-01-23
WO2013010924A1 (en) 2013-01-24
GB201112417D0 (en) 2011-08-31

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