WO2007027327A3 - Increasing hydrogen content in egr system - Google Patents

Increasing hydrogen content in egr system Download PDF

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Publication number
WO2007027327A3
WO2007027327A3 PCT/US2006/029073 US2006029073W WO2007027327A3 WO 2007027327 A3 WO2007027327 A3 WO 2007027327A3 US 2006029073 W US2006029073 W US 2006029073W WO 2007027327 A3 WO2007027327 A3 WO 2007027327A3
Authority
WO
WIPO (PCT)
Prior art keywords
hydrogen content
egr system
increasing hydrogen
water
exhaust gas
Prior art date
Application number
PCT/US2006/029073
Other languages
French (fr)
Other versions
WO2007027327A2 (en
Inventor
Jess W Gingrich
Terrence F Ii Alger
Original Assignee
Southwest Res Inst
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 Southwest Res Inst filed Critical Southwest Res Inst
Publication of WO2007027327A2 publication Critical patent/WO2007027327A2/en
Publication of WO2007027327A3 publication Critical patent/WO2007027327A3/en

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
    • 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
    • F01N13/08—Other arrangements or adaptations of exhaust conduits
    • F01N13/10—Other arrangements or adaptations of exhaust conduits of exhaust manifolds
    • F01N13/107—More than one exhaust manifold or exhaust collector
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/35—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for cleaning or treating the recirculated gases, e.g. catalysts, condensate traps, particle filters or heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/42—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders
    • F02M26/43—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders in which exhaust from only one cylinder or only a group of cylinders is directed to the intake of the engine
    • 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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
    • F02M26/05—High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
    • F02M26/06—Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor

Abstract

A water-gas shift catalyst in an exhaust gas recirculation system of either a naturally- aspirated or forced induction fuel-injected internal combustion engine uses a water-gas shift reaction to increase the amount of hydrogen in recirculated exhaust gas.
PCT/US2006/029073 2005-09-02 2006-07-26 Increasing hydrogen content in egr system WO2007027327A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71370605P 2005-09-02 2005-09-02
US60/713,706 2005-09-02

Publications (2)

Publication Number Publication Date
WO2007027327A2 WO2007027327A2 (en) 2007-03-08
WO2007027327A3 true WO2007027327A3 (en) 2007-05-03

Family

ID=37809338

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2006/029073 WO2007027327A2 (en) 2005-09-02 2006-07-26 Increasing hydrogen content in egr system

Country Status (1)

Country Link
WO (1) WO2007027327A2 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2928700B1 (en) * 2008-03-12 2010-04-02 Peugeot Citroen Automobiles Sa EXHAUST GAS RECIRCULATION CIRCUIT FOR INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH A CIRCUIT
FR2928698B1 (en) * 2008-03-12 2010-04-02 Peugeot Citroen Automobiles Sa SYSTEM FOR MONITORING THE PRODUCTION OF HYDROGEN BY A FUEL REFORMER OF AN EXHAUST GAS RECIRCULATION CIRCUIT FOR AN INTERNAL COMBUSTION ENGINE AND AN INTERNAL COMBUSTION ENGINE COMPRISING SUCH A SYSTEM
FR2941015A1 (en) * 2009-01-12 2010-07-16 Peugeot Citroen Automobiles Sa Exhaust gas recirculation device for internal combustion engine e.g. petrol engine, of motor vehicle, has adjustment device adjusting air proportion in air and fuel mixture according to oxygen quantity in exhaust gas for enrichment of gas
FR2960915A1 (en) * 2010-06-03 2011-12-09 Renault Sa FUEL SUPPLIED INTERNAL COMBUSTION ENGINE HAVING A LOW PRESSURE EXHAUST GAS RECIRCULATION CIRCUIT AND A SUPPLEMENTARY HYDROGEN PRODUCTION SYSTEM.
US8887702B2 (en) 2010-09-01 2014-11-18 Fev Gmbh Self-cleaning exhaust gas recirculation system
JP5278458B2 (en) * 2011-01-31 2013-09-04 三菱自動車工業株式会社 Exhaust gas recirculation device
CN107882645B (en) 2012-06-28 2021-04-13 康明斯有限公司 Techniques for controlling dedicated EGR engines
FR3006712A1 (en) * 2013-06-07 2014-12-12 Peugeot Citroen Automobiles Sa COMBUSTION ENGINE OF A MOTOR VEHICLE HAVING HYDROGEN PRODUCTION IN AN EXHAUST GAS REINSTATEMENT LINE
US9845754B2 (en) 2013-12-23 2017-12-19 Cummins Inc. Control of internal combustion engines in response to exhaust gas recirculation system conditions
US10145316B2 (en) 2016-05-04 2018-12-04 Ford Global Technologies, Llc Method and system for engine control
US9873435B2 (en) 2016-05-04 2018-01-23 Ford Global Technologies, Llc Method and system for engine control
US9944276B2 (en) 2016-05-04 2018-04-17 Ford Global Technologies, Llc Method and system for engine control
US10060362B2 (en) 2016-05-04 2018-08-28 Ford Global Technologies, Llc Method and system for engine control
US9776624B1 (en) 2016-05-04 2017-10-03 Ford Global Technologies, Llc Method and system for engine control
US9925975B2 (en) 2016-05-04 2018-03-27 Ford Global Technologies, Llc Method and system for hybrid vehicle control

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846980A (en) * 1973-03-23 1974-11-12 Universal Oil Prod Co Catalytic treatment of recycle gases for an internal combustion engine
KR20020054178A (en) * 2000-12-27 2002-07-06 이계안 Exhausted gas recirculation apparatus
US6508209B1 (en) * 2000-04-03 2003-01-21 R. Kirk Collier, Jr. Reformed natural gas for powering an internal combustion engine
US6625978B1 (en) * 1998-12-07 2003-09-30 Ingemar Eriksson Filter for EGR system heated by an enclosing catalyst

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3846980A (en) * 1973-03-23 1974-11-12 Universal Oil Prod Co Catalytic treatment of recycle gases for an internal combustion engine
US6625978B1 (en) * 1998-12-07 2003-09-30 Ingemar Eriksson Filter for EGR system heated by an enclosing catalyst
US6508209B1 (en) * 2000-04-03 2003-01-21 R. Kirk Collier, Jr. Reformed natural gas for powering an internal combustion engine
KR20020054178A (en) * 2000-12-27 2002-07-06 이계안 Exhausted gas recirculation apparatus

Also Published As

Publication number Publication date
WO2007027327A2 (en) 2007-03-08

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