DE69719615T2 - Vorrichtung und Verfahren zur Abgasreinigung für Brennkraftmaschine - Google Patents

Vorrichtung und Verfahren zur Abgasreinigung für Brennkraftmaschine Download PDF

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Publication number
DE69719615T2
DE69719615T2 DE69719615T DE69719615T DE69719615T2 DE 69719615 T2 DE69719615 T2 DE 69719615T2 DE 69719615 T DE69719615 T DE 69719615T DE 69719615 T DE69719615 T DE 69719615T DE 69719615 T2 DE69719615 T2 DE 69719615T2
Authority
DE
Germany
Prior art keywords
exhaust gas
combustion engine
internal combustion
gas purification
purification
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.)
Expired - Fee Related
Application number
DE69719615T
Other languages
English (en)
Other versions
DE69719615D1 (de
Inventor
Hiroshi Tanaka
Takaaki Itou
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of DE69719615D1 publication Critical patent/DE69719615D1/de
Application granted granted Critical
Publication of DE69719615T2 publication Critical patent/DE69719615T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/0065—Specific aspects of external EGR control
    • 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
    • B01D53/9495—Controlling the catalytic process
    • 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
    • F01N3/0835—Hydrocarbons
    • 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
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F01N3/0878—Bypassing absorbents or adsorbents
    • 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
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/15—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system in relation to engine exhaust purifying apparatus
    • 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
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/53—Systems for actuating EGR valves using electric actuators, e.g. solenoids
    • F02M26/54—Rotary actuators, e.g. step motors
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/18—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an adsorber or absorber
    • 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
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
    • 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
    • F01N2410/12—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device in case of absorption, adsorption or desorption of exhaust gas constituents
    • 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
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/16—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system with EGR valves located at or near the connection to the exhaust system
    • 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
    • F02M26/65—Constructional details of EGR valves
    • F02M26/66—Lift valves, e.g. poppet valves
    • 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
    • Y02T10/40—Engine management systems
DE69719615T 1996-06-03 1997-06-02 Vorrichtung und Verfahren zur Abgasreinigung für Brennkraftmaschine Expired - Fee Related DE69719615T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14050296A JP3596169B2 (ja) 1996-06-03 1996-06-03 内燃機関の排気浄化装置

Publications (2)

Publication Number Publication Date
DE69719615D1 DE69719615D1 (de) 2003-04-17
DE69719615T2 true DE69719615T2 (de) 2004-01-15

Family

ID=15270139

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69719615T Expired - Fee Related DE69719615T2 (de) 1996-06-03 1997-06-02 Vorrichtung und Verfahren zur Abgasreinigung für Brennkraftmaschine

Country Status (4)

Country Link
US (1) US5911681A (de)
EP (1) EP0816647B1 (de)
JP (1) JP3596169B2 (de)
DE (1) DE69719615T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3564966B2 (ja) 1997-09-19 2004-09-15 トヨタ自動車株式会社 排気浄化装置の故障診断装置
US6006732A (en) * 1998-09-03 1999-12-28 Navistar International Transportation Corp Balanced flow EGR control apparatus
US6006733A (en) * 1998-10-08 1999-12-28 Navistar International Transportation Exhaust gas recirculation apparatus
US6286306B1 (en) * 1999-02-08 2001-09-11 Honda Giken Kogyo Kabushiki Kaisha Exhaust gas purification system of internal combustion engine
JP3792506B2 (ja) * 2000-12-01 2006-07-05 本田技研工業株式会社 内燃機関の制御装置
DE10309468A1 (de) * 2003-03-03 2004-09-23 Dr.Ing.H.C. F. Porsche Ag Abgasleitung einer Brennkraftmaschine mit steuerbaren Abgasklappen
DE502006001290D1 (de) * 2005-02-15 2008-09-25 Behr Gmbh & Co Kg Abgasreinigungseinrichtung für eine Brennkraftmaschine und Verfahren zum Behandeln von Abgasen einer Brennkraftmaschine
US9205376B2 (en) 2011-12-22 2015-12-08 Continental Automotive Systems, Inc. Automotive anti-contamination system

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE588315C (de) * 1932-03-01 1933-11-17 Milo William Krejci Verhuettungsverfahren
US3645098A (en) * 1970-09-28 1972-02-29 Gen Motors Corp Exhaust emission control
US4497335A (en) * 1979-12-21 1985-02-05 Toyota Jidosha Kogyo Kabushiki Kaisha Control valve of exhaust gas recirculation apparatus
DE3486373T2 (de) * 1983-11-04 1995-06-29 Nissan Motor Fahrzeugmotorsteuersystem mit der Fähigkeit den Betriebszustand des Motors zu vermitteln und das passende Betriebsschema zu wählen.
JPH0660570B2 (ja) * 1986-01-07 1994-08-10 トヨタ自動車株式会社 排気ガス浄化装置
JPH0623531B2 (ja) * 1986-01-09 1994-03-30 トヨタ自動車株式会社 デイ−ゼルエンジンの排気浄化装置
US5125231A (en) * 1990-06-08 1992-06-30 Corning Incorporated Dual converter engine exhaust system for reducing hydrocarbon emissions
DE4025565C2 (de) * 1990-08-11 1999-09-16 Audi Ag Vorrichtung zur Reinigung der Abgase einer Brennkraftmaschine
JP3083599B2 (ja) * 1991-09-30 2000-09-04 株式会社日立製作所 排気ガス浄化システム
JPH05171929A (ja) * 1991-12-25 1993-07-09 Nissan Motor Co Ltd 内燃機関の排気浄化装置
JP2694740B2 (ja) * 1992-07-17 1997-12-24 本田技研工業株式会社 エンジンの排気浄化装置
EP0588315B1 (de) * 1992-09-16 1997-11-12 Denso Corporation Abgasreinigungsvorrichtung für einen Verbrennungsmotor
JPH06173653A (ja) * 1992-12-07 1994-06-21 Nissan Motor Co Ltd 内燃機関の排気浄化装置
US5307627A (en) * 1993-01-07 1994-05-03 Ford Motor Company Method and apparatus for oxidizing hydrocarbons from exhaust gases
CA2127478A1 (en) * 1993-08-16 1995-02-17 William Hertl Modified zeolites for trapping hydrocarbons
JPH0771237A (ja) * 1993-08-31 1995-03-14 Toyota Motor Corp 内燃機関の排気浄化装置
JP3387983B2 (ja) * 1993-09-29 2003-03-17 本田技研工業株式会社 エンジンの排ガス浄化装置
JP3460338B2 (ja) * 1994-10-31 2003-10-27 株式会社デンソー 内燃機関の排気還流制御装置

Also Published As

Publication number Publication date
DE69719615D1 (de) 2003-04-17
EP0816647A1 (de) 1998-01-07
EP0816647B1 (de) 2003-03-12
JPH09324622A (ja) 1997-12-16
JP3596169B2 (ja) 2004-12-02
US5911681A (en) 1999-06-15

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8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee