DE69627301D1 - Lufteinspritzstrategien zur wirkungsvollen verbrennung vonkohlenwasserstoffen abgegebenen durch einen kohlenwasserstoffilter - Google Patents

Lufteinspritzstrategien zur wirkungsvollen verbrennung vonkohlenwasserstoffen abgegebenen durch einen kohlenwasserstoffilter

Info

Publication number
DE69627301D1
DE69627301D1 DE69627301T DE69627301T DE69627301D1 DE 69627301 D1 DE69627301 D1 DE 69627301D1 DE 69627301 T DE69627301 T DE 69627301T DE 69627301 T DE69627301 T DE 69627301T DE 69627301 D1 DE69627301 D1 DE 69627301D1
Authority
DE
Germany
Prior art keywords
hydrocarbon
air
exhaust gas
trap
catalyst zone
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
DE69627301T
Other languages
English (en)
Other versions
DE69627301T2 (de
Inventor
John K Hochmuth
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.)
BASF Catalysts LLC
Original Assignee
Engelhard 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 Engelhard Corp filed Critical Engelhard Corp
Publication of DE69627301D1 publication Critical patent/DE69627301D1/de
Application granted granted Critical
Publication of DE69627301T2 publication Critical patent/DE69627301T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01N3/0828—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
    • 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
    • F01N13/009—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 having two or more separate purifying devices arranged in series
    • 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
    • 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
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • 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
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F01N3/222—Control of additional air supply only, e.g. using by-passes or variable air pump drives using electric valves only
    • 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
    • F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
    • F01N3/2889—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices with heat exchangers in a single housing
    • 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
    • F01N2240/02—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 a heat exchanger
    • 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
    • F01N2430/00—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics
    • F01N2430/06—Influencing exhaust purification, e.g. starting of catalytic reaction, filter regeneration, or the like, by controlling engine operating characteristics by varying fuel-air ratio, e.g. by enriching fuel-air mixture
    • 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)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)
DE69627301T 1995-01-04 1996-01-04 Lufteinspritzstrategien zur wirkungsvollen verbrennung vonkohlenwasserstoffen abgegebenen durch einen kohlenwasserstoffilter Expired - Fee Related DE69627301T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/368,685 US6000217A (en) 1995-01-04 1995-01-04 Air injection strategies for effectively burning hydrocarbons released from a hydrocarbon trap
US368685 1995-01-04
PCT/US1996/000304 WO1996021092A1 (en) 1995-01-04 1996-01-04 Air injection strategies for effectively burning hydrocarbons released from a hydrocarbon trap

Publications (2)

Publication Number Publication Date
DE69627301D1 true DE69627301D1 (de) 2003-05-15
DE69627301T2 DE69627301T2 (de) 2004-02-12

Family

ID=23452315

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69627301T Expired - Fee Related DE69627301T2 (de) 1995-01-04 1996-01-04 Lufteinspritzstrategien zur wirkungsvollen verbrennung vonkohlenwasserstoffen abgegebenen durch einen kohlenwasserstoffilter

Country Status (6)

Country Link
US (1) US6000217A (de)
EP (1) EP0801707B1 (de)
JP (1) JPH10512030A (de)
AT (1) ATE237073T1 (de)
DE (1) DE69627301T2 (de)
WO (1) WO1996021092A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3518338B2 (ja) * 1998-05-29 2004-04-12 日産自動車株式会社 内燃機関の排気浄化装置
US6244044B1 (en) * 1999-09-20 2001-06-12 Southwest Research Institute Method for reducing cold-start hydrocarbon emissions in a gasoline, natural gas, or propane fueled engine
US6779338B1 (en) 2001-02-14 2004-08-24 Ford Global Technologies, Llc System and method for purging a hydrocarbon trap
US6813883B1 (en) 2001-02-14 2004-11-09 Ford Global Technologies, Llc System and method for controlling engine air/fuel ratio during hydrocarbon trap purging
DE10131542A1 (de) * 2001-06-29 2003-01-23 Audi Ag Verfahren zur Reduzierung unverbrannter Abgaskomponenten im Abgas einer Brennkraftmaschine
US7056474B2 (en) * 2001-10-29 2006-06-06 Visteon Global Technologies, Inc. Hydrocarbon sensor and collector
US7422628B2 (en) * 2003-05-12 2008-09-09 Basf Catalysts Llc Volatile hydrocarbon adsorber unit
MY141622A (en) * 2003-06-19 2010-05-31 Yamaha Motor Co Ltd Exhaust system for an engine
JP2006199176A (ja) 2005-01-21 2006-08-03 Yamaha Motor Co Ltd スノーモービルの排気装置
JP2006199175A (ja) 2005-01-21 2006-08-03 Yamaha Motor Co Ltd スノーモービル
US7531029B2 (en) * 2005-06-01 2009-05-12 Basf Catalysts Llc Coated screen adsorption unit for controlling evaporative hydrocarbon emissions
JP4442678B2 (ja) * 2007-10-25 2010-03-31 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP4462361B2 (ja) * 2008-03-03 2010-05-12 トヨタ自動車株式会社 排気浄化装置
US8375701B2 (en) * 2008-07-30 2013-02-19 Ford Global Technologies, Llc Hydrocarbon retaining and purging system
JP4640480B2 (ja) * 2008-09-30 2011-03-02 トヨタ自動車株式会社 内燃機関の排気浄化装置
CN104338713A (zh) * 2014-09-15 2015-02-11 苏州博菡环保科技有限公司 汽车尾气净化器的便携清洗装置
US11333054B2 (en) 2017-03-31 2022-05-17 Cummins Inc. Crossflow PNA-SCR aftertreatment device
US20190353067A1 (en) * 2018-05-18 2019-11-21 Umicore Ag & Co. Kg Exhaust treatment systems and methods involving oxygen supplementation and hydrocarbon trapping
JP2020084832A (ja) * 2018-11-19 2020-06-04 トヨタ自動車株式会社 内燃機関の制御装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067002A (en) * 1960-03-23 1962-12-04 Socony Mobil Oil Co Inc Method of treating exhaust gases of internal combustion engines
JPS4828820A (de) * 1971-08-17 1973-04-17
US3791143A (en) * 1971-11-10 1974-02-12 Engelhard Min & Chem Process and apparatus
FR2195262A5 (de) * 1972-08-02 1974-03-01 Laprade Bernard
US3860535A (en) * 1973-01-04 1975-01-14 Minnesota Mining & Mfg Dual cross-flow catalyst system
US3929418A (en) * 1973-08-31 1975-12-30 Minnesota Mining & Mfg Dual cross-flow canister
US3929419A (en) * 1973-08-31 1975-12-30 Minnesota Mining & Mfg Dual cross-flow canister and process
US4171287A (en) * 1977-09-23 1979-10-16 Engelhard Minerals & Chemicals Corporation Catalyst compositions and the method of manufacturing them
JPH0615016B2 (ja) * 1988-09-09 1994-03-02 トヨタ自動車株式会社 自動車排気ガス浄化装置
JPH0724575Y2 (ja) * 1989-12-12 1995-06-05 ニチアス株式会社 内燃機関の排気浄化装置
US5125231A (en) * 1990-06-08 1992-06-30 Corning Incorporated Dual converter engine exhaust system for reducing hydrocarbon emissions
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
JPH0559942A (ja) * 1991-08-29 1993-03-09 Toyota Motor Corp コールドｈｃ吸着除去装置
JPH0579319A (ja) * 1991-09-20 1993-03-30 Hitachi Ltd エンジン排気浄化システム
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
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US5373696A (en) * 1993-10-04 1994-12-20 Ford Motor Company Automotive engine with exhaust hydrocarbon adsorber having oxygen sensor regeneration control
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Also Published As

Publication number Publication date
WO1996021092A1 (en) 1996-07-11
JPH10512030A (ja) 1998-11-17
EP0801707B1 (de) 2003-04-09
ATE237073T1 (de) 2003-04-15
DE69627301T2 (de) 2004-02-12
US6000217A (en) 1999-12-14
EP0801707A1 (de) 1997-10-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee