DE19526765A1 - Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen - Google Patents

Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen

Info

Publication number
DE19526765A1
DE19526765A1 DE19526765A DE19526765A DE19526765A1 DE 19526765 A1 DE19526765 A1 DE 19526765A1 DE 19526765 A DE19526765 A DE 19526765A DE 19526765 A DE19526765 A DE 19526765A DE 19526765 A1 DE19526765 A1 DE 19526765A1
Authority
DE
Germany
Prior art keywords
adsorber
exhaust gas
catalyst
starting
catalytic converter
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Withdrawn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
DE19526765A
Other languages
German (de)
English (en)
Inventor
Alf Degen
Roland Huss
Paul Friedrich Dr Kueper
Manfred Moosmann
Wolfgang Zahn
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.)
Bayerische Motoren Werke AG
Daimler Benz AG
Dr Ing HCF Porsche AG
Volkswagen AG
Original Assignee
Bayerische Motoren Werke AG
Daimler Benz AG
Dr Ing HCF Porsche AG
Mercedes Benz AG
Volkswagen AG
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 Bayerische Motoren Werke AG, Daimler Benz AG, Dr Ing HCF Porsche AG, Mercedes Benz AG, Volkswagen AG filed Critical Bayerische Motoren Werke AG
Priority to DE19526765A priority Critical patent/DE19526765A1/de
Priority to EP96111786A priority patent/EP0754841B1/de
Priority to DE59610966T priority patent/DE59610966D1/de
Priority to JP8192523A priority patent/JPH0932538A/ja
Publication of DE19526765A1 publication Critical patent/DE19526765A1/de
Withdrawn legal-status Critical Current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
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F01N3/0878—Bypassing absorbents or adsorbents
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE19526765A 1995-07-21 1995-07-21 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen Withdrawn DE19526765A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19526765A DE19526765A1 (de) 1995-07-21 1995-07-21 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen
EP96111786A EP0754841B1 (de) 1995-07-21 1996-07-22 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen
DE59610966T DE59610966D1 (de) 1995-07-21 1996-07-22 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen
JP8192523A JPH0932538A (ja) 1995-07-21 1996-07-22 自動車において排ガスを浄化する方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19526765A DE19526765A1 (de) 1995-07-21 1995-07-21 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen

Publications (1)

Publication Number Publication Date
DE19526765A1 true DE19526765A1 (de) 1997-01-23

Family

ID=7767491

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19526765A Withdrawn DE19526765A1 (de) 1995-07-21 1995-07-21 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen
DE59610966T Expired - Fee Related DE59610966D1 (de) 1995-07-21 1996-07-22 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59610966T Expired - Fee Related DE59610966D1 (de) 1995-07-21 1996-07-22 Verfahren und Vorrichtung zur Abgasreinigung bei Kraftfahrzeugen

Country Status (3)

Country Link
EP (1) EP0754841B1 (ja)
JP (1) JPH0932538A (ja)
DE (2) DE19526765A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19837509A1 (de) * 1998-08-19 2000-02-24 Bayerische Motoren Werke Ag Abgasanlage einer Brennkraftmaschine mit einem Speichervolumen
US6250073B1 (en) 1998-08-19 2001-06-26 Bayerische Motoren Werke Aktiengesellschaft Exhaust system of an internal-combustion engine having a storage volume
FR2838801A1 (fr) 2002-04-15 2003-10-24 Visteon Global Tech Inc Dispositif de changement de direction pour fluides en circulation
DE10258452B4 (de) * 2001-12-14 2006-02-16 General Motors Corp., Detroit Katalytischer Umformer mit frühem Anspringen unter Verwendung von Zylinderabschaltung

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2764637B1 (fr) * 1997-06-16 1999-08-13 Inst Francais Du Petrole Procede et ensemble d'elimination des oxydes d'azote presents dans des gaz d'echappement, utilisant un moyen de piegeage des oxydes d'azote
US6354076B1 (en) 1998-07-16 2002-03-12 Honda Giken Kogyo Kabushiki Kaisha Exhaust gas purification system of internal combustion engine
JP3557925B2 (ja) * 1998-12-22 2004-08-25 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3680650B2 (ja) * 1999-01-25 2005-08-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3508707B2 (ja) * 2000-07-31 2004-03-22 トヨタ自動車株式会社 車輌用エンジン排気装置
JP4174767B2 (ja) * 2003-10-20 2008-11-05 トヨタ自動車株式会社 排ガス浄化装置
FR2886337B1 (fr) * 2005-05-25 2010-10-29 Faurecia Sys Echappement Ligne d'echappement pour moteur thermique
US9057303B2 (en) * 2013-03-14 2015-06-16 Tenneco Automotive Operating Company Inc. Exhaust system for dual fuel engines
US9382829B2 (en) 2014-10-21 2016-07-05 Toyota Motor Engineering & Manufacturing North America, Inc. Bypass exhaust pathway to allow gases to bypass the start catalyst of a vehicle

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5315824A (en) * 1991-08-29 1994-05-31 Toyota Jidosha Kabushiki Kaisha Cold HC adsorption and removal apparatus for an internal combustion engine
US5388405A (en) * 1991-09-30 1995-02-14 Hitachi, Ltd. System for purifying exhaust gas for use in an automobile
EP0639699A2 (en) * 1993-08-20 1995-02-22 Ngk Insulators, Ltd. Exhaust gas purification system and exhaust gas purification method
US5398503A (en) * 1992-08-24 1995-03-21 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Engine exhaust emission control system
DE4400202C1 (de) * 1994-01-05 1995-04-06 Daimler Benz Ag Verfahren zur Reduzierung von Kohlenwasserstoff-Emissionen einer Brennkraftmaschine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3930380A1 (de) 1989-09-12 1991-03-21 Porsche Ag Abgasanlage eines mehrzylinder-verbrennungsmotors
US5051244A (en) * 1990-07-20 1991-09-24 Uop Use of a molecular sieve bed to minimize emissions during cold start of internal combustion engines
FR2686375B1 (fr) * 1992-01-17 1995-07-07 Ecia Equip Composants Ind Auto Ligne d'echappement des gaz de sortie d'un moteur notamment de vehicule automobile.
EP0588315B1 (en) * 1992-09-16 1997-11-12 Denso Corporation Exhaust gas purification apparatus for internal combustion engine
US5307627A (en) * 1993-01-07 1994-05-03 Ford Motor Company Method and apparatus for oxidizing hydrocarbons from exhaust gases
JPH0742542A (ja) * 1993-07-27 1995-02-10 Honda Motor Co Ltd 内燃機関の排気ガス浄化装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5315824A (en) * 1991-08-29 1994-05-31 Toyota Jidosha Kabushiki Kaisha Cold HC adsorption and removal apparatus for an internal combustion engine
US5388405A (en) * 1991-09-30 1995-02-14 Hitachi, Ltd. System for purifying exhaust gas for use in an automobile
US5398503A (en) * 1992-08-24 1995-03-21 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Engine exhaust emission control system
EP0639699A2 (en) * 1993-08-20 1995-02-22 Ngk Insulators, Ltd. Exhaust gas purification system and exhaust gas purification method
DE4400202C1 (de) * 1994-01-05 1995-04-06 Daimler Benz Ag Verfahren zur Reduzierung von Kohlenwasserstoff-Emissionen einer Brennkraftmaschine

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP 6-123223 (A), M-1649 *
JP 6-137141 (A), M-1658 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19837509A1 (de) * 1998-08-19 2000-02-24 Bayerische Motoren Werke Ag Abgasanlage einer Brennkraftmaschine mit einem Speichervolumen
US6250073B1 (en) 1998-08-19 2001-06-26 Bayerische Motoren Werke Aktiengesellschaft Exhaust system of an internal-combustion engine having a storage volume
DE10258452B4 (de) * 2001-12-14 2006-02-16 General Motors Corp., Detroit Katalytischer Umformer mit frühem Anspringen unter Verwendung von Zylinderabschaltung
FR2838801A1 (fr) 2002-04-15 2003-10-24 Visteon Global Tech Inc Dispositif de changement de direction pour fluides en circulation
DE10216537B3 (de) * 2002-04-15 2004-02-05 Visteon Global Technologies, Inc., Dearborn Umsteuervorrichtung für strömende Medien, insbesondere Weichenventil für die Abgase einer Verbrennungskraftmaschine
US6955188B2 (en) 2002-04-15 2005-10-18 Visteon Global Technologies, Inc. Switch valve for the exhaust gases of an internal combustion engine

Also Published As

Publication number Publication date
DE59610966D1 (de) 2004-05-13
JPH0932538A (ja) 1997-02-04
EP0754841A1 (de) 1997-01-22
EP0754841B1 (de) 2004-04-07

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Legal Events

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OP8 Request for examination as to paragraph 44 patent law
8130 Withdrawal