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FR2861426B1 - Procede de recuperation d'un catalyseur - Google Patents

Procede de recuperation d'un catalyseur

Info

Publication number
FR2861426B1
FR2861426B1 FR0411404A FR0411404A FR2861426B1 FR 2861426 B1 FR2861426 B1 FR 2861426B1 FR 0411404 A FR0411404 A FR 0411404A FR 0411404 A FR0411404 A FR 0411404A FR 2861426 B1 FR2861426 B1 FR 2861426B1
Authority
FR
France
Prior art keywords
recovering
catalyst
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
FR0411404A
Other languages
English (en)
Other versions
FR2861426A1 (fr
Inventor
Kotaro Hayashi
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 FR2861426A1 publication Critical patent/FR2861426A1/fr
Application granted granted Critical
Publication of FR2861426B1 publication Critical patent/FR2861426B1/fr
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
    • F01N3/0842—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
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—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
    • B01D53/9495—Controlling the catalytic process
    • 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
    • B01D53/96—Regeneration, reactivation or recycling of reactants
    • 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • F02D41/028—Desulfurisation of NOx traps or adsorbent
    • 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
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/04—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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—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
    • F01N3/0814—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
    • 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
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1446—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being exhaust temperatures
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FR0411404A 2003-10-28 2004-10-26 Procede de recuperation d'un catalyseur Expired - Fee Related FR2861426B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003367378A JP3876874B2 (ja) 2003-10-28 2003-10-28 触媒再生方法

Publications (2)

Publication Number Publication Date
FR2861426A1 FR2861426A1 (fr) 2005-04-29
FR2861426B1 true FR2861426B1 (fr) 2009-03-06

Family

ID=34420125

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0411404A Expired - Fee Related FR2861426B1 (fr) 2003-10-28 2004-10-26 Procede de recuperation d'un catalyseur

Country Status (4)

Country Link
US (1) US7454900B2 (fr)
JP (1) JP3876874B2 (fr)
DE (1) DE102004052272B4 (fr)
FR (1) FR2861426B1 (fr)

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JP4548309B2 (ja) * 2005-11-02 2010-09-22 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP4682829B2 (ja) * 2005-12-05 2011-05-11 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2007154769A (ja) * 2005-12-06 2007-06-21 Mitsubishi Fuso Truck & Bus Corp 排気浄化装置
FR2897104B1 (fr) * 2006-02-09 2008-05-16 Peugeot Citroen Automobiles Sa Systeme et procede d'elimination de sox (oxyde de soufre), superviseur pour ce systeme
US7325394B2 (en) * 2006-04-27 2008-02-05 Ford Global Technologies Llc System and method for desulfating a NOx trap
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US20080028750A1 (en) * 2006-08-16 2008-02-07 International Engine Intellectual Property Company, Llc Strategy for using exhaust stroke post-injection to elevate exhaust temperature for diesel particulate filter regeneration
JP4241784B2 (ja) 2006-08-30 2009-03-18 トヨタ自動車株式会社 内燃機関の排気浄化システム
JP4337872B2 (ja) * 2006-12-21 2009-09-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP4816599B2 (ja) * 2007-09-04 2011-11-16 トヨタ自動車株式会社 内燃機関の排気浄化システム
JP4924646B2 (ja) * 2009-03-31 2012-04-25 株式会社デンソー 内燃機関の排気浄化装置
WO2010113278A1 (fr) * 2009-03-31 2010-10-07 トヨタ自動車株式会社 Système de purification de gaz d'échappement de moteur à combustion interne
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CA2750738C (fr) 2010-03-15 2014-04-29 Toyota Jidosha Kabushiki Kaisha Systeme de purification des gaz d'echappement d'un moteur a combustion interne
EP2402572B1 (fr) 2010-03-15 2014-08-06 Toyota Jidosha Kabushiki Kaisha Procédé d'opération d'un système d'épuration de gaz d'échappement pour moteur à combustion interne
JP5196027B2 (ja) 2010-04-01 2013-05-15 トヨタ自動車株式会社 内燃機関の排気浄化装置
BRPI1013977B1 (pt) 2010-07-28 2020-08-18 Toyota Jidosha Kabushiki Kaisha sistema de purificação de escapamento de motor de combustão interna
RU2489578C2 (ru) 2010-08-30 2013-08-10 Тойота Дзидося Кабусики Кайся Система очистки выхлопных газов двигателя внутреннего сгорания
CN103180558B (zh) 2010-08-30 2017-04-05 丰田自动车株式会社 内燃机的排气净化装置
JP5120498B2 (ja) 2010-10-04 2013-01-16 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP5168410B2 (ja) 2010-10-04 2013-03-21 トヨタ自動車株式会社 内燃機関の排気浄化装置
WO2012053117A1 (fr) 2010-10-18 2012-04-26 トヨタ自動車株式会社 Dispositif d'épuration des gaz d'échappement pour moteur à combustion interne
ES2587570T3 (es) 2010-12-06 2016-10-25 Toyota Jidosha Kabushiki Kaisha Dispositivo de purificación de gases de escape de motor de combustión interna
ES2776981T3 (es) 2010-12-20 2020-08-03 Toyota Motor Co Ltd Método de purificación de los gases de escape para un motor de combustión interna
GB201021887D0 (en) * 2010-12-21 2011-02-02 Johnson Matthey Plc Oxidation catalyst for a lean burn internal combustion engine
EP2495409B1 (fr) 2010-12-24 2017-04-19 Toyota Jidosha Kabushiki Kaisha Dispositif d'epuration des gaz d'echappement pour moteur a combustion interne
JP5131392B2 (ja) 2011-02-07 2013-01-30 トヨタ自動車株式会社 内燃機関の排気浄化装置
EP2503120B1 (fr) * 2011-02-10 2016-09-14 Toyota Jidosha Kabushiki Kaisha Procédé de purification des nox d'un sytème de purification de gaz d'échappement pour moteur à combustion interne
US9010097B2 (en) 2011-03-17 2015-04-21 Toyota Jidosha Kabushiki Kaisha Exhaust purification system of internal combustion engine
WO2012140784A1 (fr) 2011-04-15 2012-10-18 トヨタ自動車株式会社 Épurateur de gaz d'échappement destiné à un moteur à combustion interne
ES2633727T3 (es) 2011-11-07 2017-09-25 Toyota Jidosha Kabushiki Kaisha Dispositivo de limpieza de gases de escape para motor de combustión interna
WO2013069115A1 (fr) 2011-11-09 2013-05-16 トヨタ自動車株式会社 Dispositif d'épuration de l'échappement pour moteur à combustion interne
JP5273304B1 (ja) 2011-11-30 2013-08-28 トヨタ自動車株式会社 内燃機関の排気浄化装置
CN103228882B (zh) 2011-11-30 2015-11-25 丰田自动车株式会社 内燃机的排气净化装置
ES2629482T3 (es) 2012-02-07 2017-08-10 Toyota Jidosha Kabushiki Kaisha Dispositivo de purificación de gases de escape para motor de combustión interna
JP5983743B2 (ja) * 2012-06-19 2016-09-06 トヨタ自動車株式会社 内燃機関の排気浄化装置
US9599052B2 (en) 2014-01-09 2017-03-21 Ford Global Technologies, Llc Methods and system for catalyst reactivation
JP6281324B2 (ja) * 2014-03-05 2018-02-21 トヨタ自動車株式会社 内燃機関の制御装置
CN107429586B (zh) * 2015-03-11 2020-09-15 五十铃自动车株式会社 排气净化系统和排气净化系统的控制方法
KR101684540B1 (ko) * 2015-08-25 2016-12-08 현대자동차 주식회사 린 녹스 트랩과 선택적 환원 촉매를 구비한 배기 가스 정화 장치에서 린 녹스 트랩의 탈황 방법 및 배기 가스 정화 장치
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JP4288942B2 (ja) 2002-12-20 2009-07-01 トヨタ自動車株式会社 内燃機関の排気浄化装置

Also Published As

Publication number Publication date
DE102004052272B4 (de) 2010-08-12
US7454900B2 (en) 2008-11-25
DE102004052272A1 (de) 2005-06-09
JP3876874B2 (ja) 2007-02-07
US20050109014A1 (en) 2005-05-26
JP2005133562A (ja) 2005-05-26
FR2861426A1 (fr) 2005-04-29

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