KR100494189B1 - ＮＯｘ 흡착기 - Google Patents

ＮＯｘ 흡착기 Download PDF

Info

Publication number
KR100494189B1
KR100494189B1 KR10-1999-7000653A KR19997000653A KR100494189B1 KR 100494189 B1 KR100494189 B1 KR 100494189B1 KR 19997000653 A KR19997000653 A KR 19997000653A KR 100494189 B1 KR100494189 B1 KR 100494189B1
Authority
KR
South Korea
Prior art keywords
adsorber
adsorbent material
abandoned
exhaust gas
payment
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 - Lifetime
Application number
KR10-1999-7000653A
Other languages
English (en)
Korean (ko)
Other versions
KR20000068020A (ko
Inventor
헬트볼프강
Original Assignee
폭스바겐 악티엔 게젤샤프트
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 폭스바겐 악티엔 게젤샤프트 filed Critical 폭스바겐 악티엔 게젤샤프트
Publication of KR20000068020A publication Critical patent/KR20000068020A/ko
Application granted granted Critical
Publication of KR100494189B1 publication Critical patent/KR100494189B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01N3/10—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
    • 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
    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0407—Constructional details of adsorbing systems
    • B01D53/0415—Beds in cartridges
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • 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
    • B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
    • B01D53/949—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start for storing sulfur oxides
    • 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
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features 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
    • F01N3/0814—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
    • 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
    • F01N3/0842—Nitrogen oxides
    • 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
    • F01N3/085—Sulfur or sulfur oxides
    • 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—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents using means for controlling, e.g. purging, the 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
    • F01N3/0871—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents using means for controlling, e.g. purging, the absorbents or adsorbents
    • F01N3/0885—Regeneration of deteriorated absorbents or adsorbents, e.g. desulfurization of NOx traps
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/30—Alkali metal compounds
    • B01D2251/304—Alkali metal compounds of sodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/40—Alkaline earth metal or magnesium compounds
    • B01D2251/408—Alkaline earth metal or magnesium compounds of barium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/25—Coated, impregnated or composite adsorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/34—Specific shapes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/302—Sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/404—Nitrogen oxides other than dinitrogen oxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/01—Engine exhaust gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40007—Controlling pressure or temperature swing adsorption
    • B01D2259/40009—Controlling pressure or temperature swing adsorption using sensors or gas analysers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/40096—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating by using electrical resistance heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/45—Gas separation or purification devices adapted for specific applications
    • B01D2259/4566—Gas separation or purification devices adapted for specific applications for use in transportation means
    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0454—Controlling adsorption
    • 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
    • F01N2240/16—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 electric heater, i.e. a resistance heater
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Materials Engineering (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treating Waste Gases (AREA)
KR10-1999-7000653A 1996-08-19 1997-08-07 ＮＯｘ 흡착기 Expired - Lifetime KR100494189B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19633050 1996-08-19
DE19633050.5 1996-08-19
PCT/EP1997/004306 WO1998007504A1 (de) 1996-08-19 1997-08-07 NOx-ABSORBER

Publications (2)

Publication Number Publication Date
KR20000068020A KR20000068020A (ko) 2000-11-25
KR100494189B1 true KR100494189B1 (ko) 2005-06-10

Family

ID=7802797

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-1999-7000653A Expired - Lifetime KR100494189B1 (ko) 1996-08-19 1997-08-07 ＮＯｘ 흡착기

Country Status (5)

Country Link
US (2) US6531099B1 (enExample)
EP (1) EP0944428B1 (enExample)
JP (1) JP2001503668A (enExample)
KR (1) KR100494189B1 (enExample)
WO (1) WO1998007504A1 (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000516681A (ja) * 1996-08-19 2000-12-12 フォルクスワーゲン・アクチェンゲゼルシャフト ＮＯｘ吸収体を備えた火花点火式内燃機関
JP3924946B2 (ja) * 1997-09-25 2007-06-06 マツダ株式会社 排気ガス浄化材
DE19855089B4 (de) * 1998-11-28 2008-09-04 Volkswagen Ag Schwefelfalle für ein Abgasreinigungssystem einer Brennkraftmaschine und Verfahren zum Betreiben der Schwefelfalle
DE69808314T2 (de) * 1998-12-15 2003-04-17 Daimlerchrysler Ag Abgasreinigungssystem mit Stickstoffoxidadsorber und Betriebsverfahren
US6273938B1 (en) 1999-08-13 2001-08-14 3M Innovative Properties Company Channel flow filter
DE10040554B4 (de) * 2000-08-15 2013-05-02 Daimler Ag Verfahren zum Betrieb einer Abgasreinigungsanlage mit Partikelfilter und Stickoxidspeicher
JP4717269B2 (ja) * 2001-06-22 2011-07-06 ボッシュ株式会社 ディーゼル排気ガス後処理方法及び装置
US6618687B2 (en) * 2001-10-16 2003-09-09 The United States Of America As Represented By The Secretary Of The Navy Temperature-based estimation of remaining absorptive capacity of a gas absorber
US7082753B2 (en) * 2001-12-03 2006-08-01 Catalytica Energy Systems, Inc. System and methods for improved emission control of internal combustion engines using pulsed fuel flow
EP1857648B1 (en) * 2001-12-03 2013-10-23 International Engine Intellectual Property Company, LLC System and methods for improving emission control of internal combustion engines
JP4291650B2 (ja) * 2003-09-03 2009-07-08 トヨタ自動車株式会社 排気浄化装置
US7117669B2 (en) * 2004-05-05 2006-10-10 Eaton Corporation Temperature swing adsorption and selective catalytic reduction NOx removal system
DE102005026036A1 (de) * 2005-06-03 2006-12-07 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren und Vorrichtung zur Bereitstellung von Ammoniak in einem Abgasstrom einer Verbrennungskraftmaschine
US7727419B2 (en) * 2005-06-22 2010-06-01 Eaton Corporation Reformer and reforming process for production of hydrogen from hydrocarbon fuel
US7663295B2 (en) * 2005-12-15 2010-02-16 Imec Method and system for measuring physical parameters with a piezoelectric bimorph cantilever in a gaseous or liquid environment
US8870811B2 (en) * 2006-08-31 2014-10-28 Fresenius Medical Care Holdings, Inc. Peritoneal dialysis systems and related methods
US7654076B2 (en) * 2006-11-07 2010-02-02 Cummins, Inc. System for controlling absorber regeneration
US7594392B2 (en) * 2006-11-07 2009-09-29 Cummins, Inc. System for controlling adsorber regeneration
US7533523B2 (en) * 2006-11-07 2009-05-19 Cummins, Inc. Optimized desulfation trigger control for an adsorber
US7654079B2 (en) 2006-11-07 2010-02-02 Cummins, Inc. Diesel oxidation catalyst filter heating system
US7707826B2 (en) 2006-11-07 2010-05-04 Cummins, Inc. System for controlling triggering of adsorber regeneration
US8105541B2 (en) * 2008-10-13 2012-01-31 Pratt & Whitney Rocketdyne, Inc. Reactor system and method therefore
JP5477381B2 (ja) * 2009-12-09 2014-04-23 トヨタ自動車株式会社 硫黄成分検出装置
US9115627B2 (en) * 2012-07-06 2015-08-25 Denso International America, Inc. Multiple skewed channel bricks mounted in opposing clocking directions
US10081241B2 (en) 2015-12-10 2018-09-25 Curtis Alan Roys Diesel fuel guard
DE112017001942B4 (de) 2016-04-08 2024-01-04 Absorbergauge Llc Temperaturbasierte Schätzung der Waschkapazität eines Gaswäschers
US11135345B2 (en) 2017-05-10 2021-10-05 Fresenius Medical Care Holdings, Inc. On demand dialysate mixing using concentrates
US11504458B2 (en) 2018-10-17 2022-11-22 Fresenius Medical Care Holdings, Inc. Ultrasonic authentication for dialysis
CN113880051B (zh) * 2021-10-20 2023-02-10 杭州博大净化设备有限公司 一种船用制氧机

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4755499A (en) 1984-10-12 1988-07-05 Noxso Corporation Sorbent for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams
US4849274A (en) * 1987-06-19 1989-07-18 W. R. Grace & Co.-Conn. Honeycomb fluid conduit
CZ283018B6 (cs) 1991-02-01 1997-12-17 Merck Sharp And Dohme Limited Deriváty imidazolu, triazolu a tetrazolu a farmaceutické přípravky na jejich bázi
US5240682A (en) 1991-05-06 1993-08-31 W. R. Grace & Co.-Conn Reinforced corrugated thin metal foil strip useful in a catalytic converter core, a catalytic converter core containing said strip and an electrically heatable catalytic converter containing said core
JP2783074B2 (ja) * 1991-10-29 1998-08-06 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2605586B2 (ja) 1992-07-24 1997-04-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5260035A (en) 1992-08-05 1993-11-09 Corning Incorporated Apparatus and method for modifying gaseous mixtures
US5362463A (en) 1992-08-26 1994-11-08 University Of De Process for removing NOx from combustion zone gases by adsorption
JP2830669B2 (ja) * 1992-12-29 1998-12-02 トヨタ自動車株式会社 内燃機関の排気浄化装置
US5406790A (en) 1992-12-11 1995-04-18 Toyota Jidosha Kabushiki Kaisha Exhaust gas purification device for an engine
US5874153A (en) * 1994-02-04 1999-02-23 Emitec Gesellschaft Fuer Emissionstechnologie Mbh Zeolite-coatable metallic foil process for producing the metallic foil
US5451558A (en) 1994-02-04 1995-09-19 Goal Line Environmental Technologies Process for the reaction and absorption of gaseous air pollutants, apparatus therefor and method of making the same
US5633217A (en) 1994-09-12 1997-05-27 Corning Incorporated Method of making a high strength catalyst, catalyst support or adsorber
JP3358766B2 (ja) 1994-12-16 2002-12-24 トヨタ自動車株式会社 排ガス浄化用触媒
JP3375790B2 (ja) 1995-06-23 2003-02-10 日本碍子株式会社 排ガス浄化システム及び排ガス浄化方法

Also Published As

Publication number Publication date
KR20000068020A (ko) 2000-11-25
WO1998007504A1 (de) 1998-02-26
EP0944428B1 (de) 2013-06-26
EP0944428A1 (de) 1999-09-29
JP2001503668A (ja) 2001-03-21
US6531099B1 (en) 2003-03-11
US6274106B1 (en) 2001-08-14

Similar Documents

Publication Publication Date Title
KR20000068020A (ko) ＮＯｘ 흡착기
KR100524503B1 (ko) ＮＯｘ 흡착기를 구비한 전기 점화식 내연 기관
JP4758391B2 (ja) 排ガス浄化用触媒の再生装置及び再生方法
JP6450540B2 (ja) リーンバーンｉｃエンジン用排気装置
US5910097A (en) Internal combustion engine exhaust emission control system with adsorbers for nitrogen oxides
KR20000035827A (ko) 배기 가스에서 질소산화물을 제거하는 방법
WO2005014146A1 (en) Catalyst arrangement and method of purifying the exhaust gas of internal combustion engines operated under lean conditions
JPH0763048A (ja) 排ガス浄化システム及び排ガス浄化方法
US20030077212A1 (en) Method and device for exhaust gas purification
JP4112740B2 (ja) 内燃機関の排ガスの窒素酸化物含量を減少させる方法
US6845612B2 (en) NOx-reducing catalyst with temperature regulation of exhaust gas
WO2020079136A1 (en) Exhaust gas purification system for a gasoline engine
JP2008115866A (ja) 小体積Ｎｏｘ吸着体
CA2240704C (en) System for exhaust gas purification
KR101091633B1 (ko) 질소 산화물 저감 촉매 및 이를 이용한 배기 장치
US20080256934A1 (en) CATALYST UNIT FOR REDUCTION OF NOx COMPOUNDS
US11441464B2 (en) Use of ozone with LNT and MnO2 catalyst for the treatment of residual pollutant for the exhaust gas of an internal engine combustion
JP2020200790A (ja) 排気浄化装置及びその製造方法

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 19990126

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20020806

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20041028

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20050418

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20050531

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20050601

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20080423

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20090422

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20100527

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20110530

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20120518

Start annual number: 8

End annual number: 8

FPAY Annual fee payment

Payment date: 20130528

Year of fee payment: 9

PR1001 Payment of annual fee

Payment date: 20130528

Start annual number: 9

End annual number: 9

FPAY Annual fee payment

Payment date: 20140602

Year of fee payment: 10

PR1001 Payment of annual fee

Payment date: 20140602

Start annual number: 10

End annual number: 10

FPAY Annual fee payment

Payment date: 20150601

Year of fee payment: 11

PR1001 Payment of annual fee

Payment date: 20150601

Start annual number: 11

End annual number: 11

FPAY Annual fee payment

Payment date: 20160525

Year of fee payment: 12

PR1001 Payment of annual fee

Payment date: 20160525

Start annual number: 12

End annual number: 12

FPAY Annual fee payment

Payment date: 20170531

Year of fee payment: 13

PR1001 Payment of annual fee

Payment date: 20170531

Start annual number: 13

End annual number: 13

EXPY Expiration of term
PC1801 Expiration of term

Termination date: 20180207

Termination category: Expiration of duration