JP7486314B2 - 貧酸素排気からの触媒保護システム - Google Patents

貧酸素排気からの触媒保護システム Download PDF

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Publication number
JP7486314B2
JP7486314B2 JP2019553384A JP2019553384A JP7486314B2 JP 7486314 B2 JP7486314 B2 JP 7486314B2 JP 2019553384 A JP2019553384 A JP 2019553384A JP 2019553384 A JP2019553384 A JP 2019553384A JP 7486314 B2 JP7486314 B2 JP 7486314B2
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Prior art keywords
oxygen
catalyst
nox storage
storage catalyst
exhaust stream
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Japanese (ja)
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JP2020515760A (ja
JP2020515760A5 (https=
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マーク シュメール，
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Johnson Matthey PLC
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Johnson Matthey PLC
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    • 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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
    • 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
    • F01N3/30—Arrangements for supply of additional air
    • 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
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—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
    • B01D53/34—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
    • 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
    • F01N13/008—Mounting or arrangement of exhaust sensors in or on exhaust apparatus
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • 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
    • F01N3/18—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
    • F01N3/225—Electric control of additional air supply
    • 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • 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
    • F01N2270/00—Mixing air with exhaust gases
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/14—Systems for adding secondary air into exhaust
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda sensors
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/06—Parameters used for exhaust control or diagnosing
    • F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
    • F01N2900/1402—Exhaust gas composition
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP2019553384A 2017-03-31 2018-03-29 貧酸素排気からの触媒保護システム Active JP7486314B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762479425P 2017-03-31 2017-03-31
US62/479,425 2017-03-31
PCT/US2018/025159 WO2018183688A1 (en) 2017-03-31 2018-03-29 Catalyst protection system from oxygen deprived exhaust

Publications (3)

Publication Number Publication Date
JP2020515760A JP2020515760A (ja) 2020-05-28
JP2020515760A5 JP2020515760A5 (https=) 2022-06-07
JP7486314B2 true JP7486314B2 (ja) 2024-05-17

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JP2019553384A Active JP7486314B2 (ja) 2017-03-31 2018-03-29 貧酸素排気からの触媒保護システム

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Country Link
US (1) US11035282B2 (https=)
EP (1) EP3600617B1 (https=)
JP (1) JP7486314B2 (https=)
CN (1) CN110612152A (https=)
BR (1) BR112019020276A2 (https=)
DE (1) DE102018107778B4 (https=)
GB (1) GB2562875B (https=)
RU (1) RU2761196C2 (https=)
WO (1) WO2018183688A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10914219B2 (en) 2019-02-13 2021-02-09 Indmar Products Company, Inc. Heat shield for a marine engine exhaust system
DE102021100094A1 (de) 2021-01-06 2022-07-07 Volkswagen Aktiengesellschaft Abgasnachbehandlungssystem sowie Verfahren zur Abgasnachbehandlung eines Verbrennungsmotors
US20240157348A1 (en) 2021-03-18 2024-05-16 Basf Corporation System for the treatment of an exhaust gas of a diesel combustion engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015150805A1 (en) 2014-04-01 2015-10-08 Johnson Matthey Public Limited Company DIESEL OXIDATION CATALYST WITH NOx ADSORBER ACTIVITY
WO2016146966A1 (en) 2015-03-19 2016-09-22 Johnson Matthey Public Limited Company Exhaust system for a compression ignition engine having a capture face for volatilised platinum

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4175386A (en) * 1976-03-08 1979-11-27 Nippon Soken, Inc. Exhaust gas purification apparatus for an internal combustion engine
RU2015364C1 (ru) * 1990-08-13 1994-06-30 Государственная морская академия им.адмирала С.О.Макарова Система для очистки отработавших газов двигателя внутреннего сгорания
SE500701C2 (sv) * 1991-02-22 1994-08-15 Volvo Ab Förfarande och anordning vid katalytisk avgasrening för fordon med elektriskt uppvärmd startkatalysator
RU2032085C1 (ru) * 1991-02-22 1995-03-27 Государственная морская академия им.адм.С.О.Макарова Устройство для очистки выхлопных газов двигателя внутреннего сгорания
JPH0526034A (ja) 1991-07-17 1993-02-02 Japan Electron Control Syst Co Ltd 内燃機関の二次空気供給装置における自己診断装置
JPH0693839A (ja) * 1992-09-10 1994-04-05 Hitachi Ltd 内燃機関の排気ガス浄化装置
US5410872A (en) * 1993-10-04 1995-05-02 Ford Motor Company Automotive engine having catalytic exhaust aftertreatment device and secondary air injection control system for minimum catalyst light-off time
JPH07133717A (ja) * 1993-11-08 1995-05-23 Nissan Motor Co Ltd エンジンの二次空気導入装置
DE19747222C1 (de) * 1997-10-25 1999-03-04 Daimler Benz Ag Verbrennungsmotoranlage mit Stickoxid-Speicherkatalysator und Betriebsverfahren hierfür
DE19806033A1 (de) 1998-02-13 1999-08-19 Emitec Emissionstechnologie Anordnung und Verfahren zur Umsetzung wenigstens einer Abgaskomponente eines Abgasstromes eines Verbrennungsmotors
DE19816276C2 (de) 1998-04-11 2000-05-18 Audi Ag Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
DE10026359B4 (de) * 2000-05-27 2010-10-14 Volkswagen Ag Abgasreinigungsanlage für eine fremdgezündete, aufgeladene Verbrennungskraftmaschine und Verfahren zum Betrieb derselben
JP4061999B2 (ja) * 2002-07-18 2008-03-19 日産自動車株式会社 内燃機関の排気浄化装置
JP2006204976A (ja) * 2005-01-25 2006-08-10 Toyota Motor Corp 排ガス浄化装置及び排ガス浄化方法
JP4372764B2 (ja) * 2006-03-30 2009-11-25 トヨタ自動車株式会社 排ガス浄化装置
JP2007332881A (ja) * 2006-06-15 2007-12-27 Toyota Central Res & Dev Lab Inc 排ガス浄化装置及びそれを用いた排ガス浄化方法
DE102007056217A1 (de) * 2007-11-22 2009-05-28 Robert Bosch Gmbh Verfahren und Steuergerät zum Aufheizen eines Katalysators im Abgassystem eines aufgeladenen Verbrennungsmotors
KR101324342B1 (ko) * 2007-12-14 2013-10-31 현대자동차주식회사 가솔린직접분사엔진의 배기가스 내의 입자상물질 제거시스템 및 그의 제어방법
JP5549656B2 (ja) * 2011-09-27 2014-07-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP6013722B2 (ja) * 2011-11-18 2016-10-25 三菱自動車工業株式会社 内燃機関の制御装置
US9163543B2 (en) * 2012-05-25 2015-10-20 Ford Global Technologies, Llc Exhaust air injection
US9255513B2 (en) 2012-05-25 2016-02-09 Ford Global Technologies, Llc Exhaust air injection
RU2675905C1 (ru) 2013-12-06 2018-12-25 Джонсон Мэтти Паблик Лимитед Компани ПАССИВНЫЙ АДСОРБЕНТ NOx, СОДЕРЖАЩИЙ БЛАГОРОДНЫЙ МЕТАЛЛ И МЕЛКОПОРИСТОЕ МОЛЕКУЛЯРНОЕ СИТО
WO2015085300A1 (en) 2013-12-06 2015-06-11 Johnson Matthey Public Limited Company Cold start catalyst and its use in exhaust systems
US9228469B2 (en) * 2014-04-15 2016-01-05 General Electric Company Exhaust aftertreatement system with catalytic deactivation monitoring
DE102015212846A1 (de) 2015-07-09 2017-01-12 Volkswagen Aktiengesellschaft Vorrichtung und Verfahren zur Abgasnachbehandlung einer Brennkraftmaschine
JP6586944B2 (ja) * 2016-12-27 2019-10-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP6586943B2 (ja) * 2016-12-27 2019-10-09 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE102018203126A1 (de) * 2018-03-02 2019-09-05 Ford Global Technologies, Llc Verfahren zur Abgasnachbehandlung
US10920645B2 (en) * 2018-08-02 2021-02-16 Ford Global Technologies, Llc Systems and methods for on-board monitoring of a passive NOx adsorption catalyst
US10865689B2 (en) * 2018-09-21 2020-12-15 Cummins Inc. Systems and methods for diagnosis of NOx storage catalyst

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015150805A1 (en) 2014-04-01 2015-10-08 Johnson Matthey Public Limited Company DIESEL OXIDATION CATALYST WITH NOx ADSORBER ACTIVITY
WO2016146966A1 (en) 2015-03-19 2016-09-22 Johnson Matthey Public Limited Company Exhaust system for a compression ignition engine having a capture face for volatilised platinum

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Publication number Publication date
EP3600617A1 (en) 2020-02-05
RU2019134708A3 (https=) 2021-07-02
DE102018107778A1 (de) 2018-10-04
BR112019020276A2 (pt) 2020-04-28
CN110612152A (zh) 2019-12-24
EP3600617A4 (en) 2020-09-02
GB2562875A (en) 2018-11-28
EP3600617B1 (en) 2023-09-13
WO2018183688A1 (en) 2018-10-04
RU2019134708A (ru) 2021-04-30
US11035282B2 (en) 2021-06-15
GB201805076D0 (en) 2018-05-09
JP2020515760A (ja) 2020-05-28
GB2562875B (en) 2020-06-17
DE102018107778B4 (de) 2023-05-25
RU2761196C2 (ru) 2021-12-06
US20180283255A1 (en) 2018-10-04

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