BR112012005529A2 - aparelho e método para detecção de deterioração do catalisador - Google Patents

aparelho e método para detecção de deterioração do catalisador

Info

Publication number: BR112012005529A2
Authority: BR; Brazil
Prior art keywords: detection apparatus; catalyst deterioration; deterioration detection; catalyst; deterioration
Prior art date: 2010-09-01

Application number

BR112012005529A

Other languages

English (en)

Inventor

Shinoda Yoshihisa

Original Assignee

Toyota Motor Co Ltd

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.)

2010-09-01

Filing date

2010-09-01

Publication date

2017-02-21

2010-09-01 Application filed by Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd

2017-02-21 Publication of BR112012005529A2 publication Critical patent/BR112012005529A2/pt

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
- 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, e.g. for catalytic activity
- F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring oxygen or air concentration downstream of the exhaust apparatus
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0626—Measuring or estimating parameters related to the fuel supply system
- F02D19/0634—Determining a density, viscosity, composition or concentration
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
- F02D19/0642—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions
- F02D19/0647—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions the gaseous fuel being liquefied petroleum gas [LPG], liquefied natural gas [LNG], compressed natural gas [CNG] or dimethyl ether [DME]
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0663—Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02D19/0686—Injectors
- F02D19/0692—Arrangement of multiple injectors per combustion chamber
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/08—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
- F02D19/081—Adjusting the fuel composition or mixing ratio; Transitioning from one fuel to the other
- 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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- 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
- F01N2550/02—Catalytic activity of catalytic converters
- 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/14—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics having more than one sensor of one kind
- 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
- F01N2900/04—Methods of control or diagnosing
- F01N2900/0416—Methods of control or diagnosing using the state of a sensor, e.g. of an exhaust gas sensor
- 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
- 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
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1624—Catalyst oxygen storage capacity
- 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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0027—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures the fuel being gaseous
- 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
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
- F02D41/1441—Plural sensors
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
- 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
Health & Medical Sciences (AREA)
Toxicology (AREA)
Exhaust Gas After Treatment (AREA)
Output Control And Ontrol Of Special Type Engine (AREA)
Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

BR112012005529A 2010-09-01 2010-09-01 aparelho e método para detecção de deterioração do catalisador BR112012005529A2 (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/JP2010/064915 WO2012029141A1 (ja)	2010-09-01	2010-09-01	触媒劣化検出装置及び方法

Publications (1)

Publication Number	Publication Date
BR112012005529A2 true BR112012005529A2 (pt)	2017-02-21

Family

ID=45772277

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR112012005529A BR112012005529A2 (pt)	2010-09-01	2010-09-01	aparelho e método para detecção de deterioração do catalisador

Country Status (7)

Country	Link
US (1)	US8789357B2 (pt)
EP (1)	EP2613032B1 (pt)
JP (1)	JP5370586B2 (pt)
CN (1)	CN103109053B (pt)
BR (1)	BR112012005529A2 (pt)
IN (1)	IN2012DN02272A (pt)
WO (1)	WO2012029141A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN104350263B (zh) *	2012-05-28	2017-03-01	丰田自动车株式会社	催化剂劣化判定***
CN104279035B (zh) *	2013-07-11	2016-05-11	苏州奥易克斯汽车电子有限公司	发动机的催化器的诊断方法
KR20160039344A (ko) *	2014-10-01	2016-04-11	두산인프라코어 주식회사	산화촉매 성능 유지를 위한 엔진 제어 방법
JP7211388B2 (ja) *	2020-03-25	2023-01-24	トヨタ自動車株式会社	触媒の再利用評価システム

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5325664A (en) *	1991-10-18	1994-07-05	Honda Giken Kogyo Kabushiki Kaisha	System for determining deterioration of catalysts of internal combustion engines
JP3074975B2 (ja) *	1992-11-04	2000-08-07	スズキ株式会社	内燃機関の触媒劣化判定装置
JP3331161B2 (ja) *	1996-11-19	2002-10-07	本田技研工業株式会社	排気ガス浄化用触媒装置の劣化判別方法
JP3549147B2 (ja)	1997-11-25	2004-08-04	本田技研工業株式会社	天然ガス用内燃機関の触媒劣化検出装置
JP3962892B2 (ja)	2000-10-26	2007-08-22	三菱自動車工業株式会社	排気浄化装置
US6591817B2 (en) *	2001-03-21	2003-07-15	Motorola, Inc.	Dual fuel method and system
US7198952B2 (en) *	2001-07-18	2007-04-03	Toyota Jidosha Kabushiki Kaisha	Catalyst deterioration detecting apparatus and method
JP4310729B2 (ja) *	2003-02-05	2009-08-12	トヨタ自動車株式会社	多種燃料エンジン
US7284368B2 (en) *	2003-12-02	2007-10-23	Ford Global Technologies Llc	Computer device to control operation during catalyst desulfurization to preserve catalytic function
JP4186840B2 (ja) *	2004-02-26	2008-11-26	マツダ株式会社	水素エンジンの制御装置
JP4384129B2 (ja) *	2006-03-24	2009-12-16	本田技研工業株式会社	触媒劣化検出装置
JP4844257B2 (ja) *	2006-06-27	2011-12-28	トヨタ自動車株式会社	触媒劣化検出装置
JP2008175181A (ja) *	2007-01-22	2008-07-31	Toyota Motor Corp	内燃機関の触媒劣化検出装置
US7900439B2 (en) *	2007-06-08	2011-03-08	Gm Global Technology Operations, Inc.	Exhaust system monitoring methods and systems
US20100206249A1 (en) *	2007-11-12	2010-08-19	Massachusetts Institute Of Technology	Fuel management system for very high efficiency flex fuel engines
JP5042105B2 (ja) *	2008-03-31	2012-10-03	本田技研工業株式会社	多種燃料エンジンの燃料噴射制御装置
US7703435B2 (en) *	2008-04-28	2010-04-27	Ford Global Technologies, Llc	System and control method for selecting fuel type for an internal combustion engine capable of combusting a plurality of fuel types
US7546834B1 (en) *	2008-04-29	2009-06-16	Ford Global Technologies, Llc	Selectably fueling with natural gas or direct injection ethanol
JP2009299557A (ja) *	2008-06-12	2009-12-24	Honda Motor Co Ltd	触媒の劣化判定装置
US7918207B2 (en) *	2009-01-02	2011-04-05	Ford Global Technologies, Llc	Fuel delivery system for multi-fuel engine
WO2010129733A1 (en) *	2009-05-08	2010-11-11	Ethanol Boosting Systems, Llc	High efficiency natural gas/gasoline bi-fuel engines using on-demand knock control

2010
- 2010-09-01 EP EP10856692.8A patent/EP2613032B1/en not_active Not-in-force
- 2010-09-01 JP JP2012513791A patent/JP5370586B2/ja not_active Expired - Fee Related
- 2010-09-01 WO PCT/JP2010/064915 patent/WO2012029141A1/ja active Application Filing
- 2010-09-01 CN CN201080040961.5A patent/CN103109053B/zh not_active Expired - Fee Related
- 2010-09-01 BR BR112012005529A patent/BR112012005529A2/pt not_active IP Right Cessation
- 2010-09-01 US US13/496,049 patent/US8789357B2/en not_active Expired - Fee Related
2012
- 2012-03-15 IN IN2272DEN2012 patent/IN2012DN02272A/en unknown

Also Published As

Publication number	Publication date
CN103109053B (zh)	2016-01-20
CN103109053A (zh)	2013-05-15
US20130186066A1 (en)	2013-07-25
IN2012DN02272A (pt)	2015-08-21
WO2012029141A1 (ja)	2012-03-08
US8789357B2 (en)	2014-07-29
EP2613032B1 (en)	2017-05-10
EP2613032A1 (en)	2013-07-10
JP5370586B2 (ja)	2013-12-18
JPWO2012029141A1 (ja)	2013-10-28
EP2613032A4 (en)	2015-01-14

Legal Events

Date	Code	Title	Description
2019-01-08	B06F	Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
2019-06-25	B08F	Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]	Free format text: REFERENTE A 9A ANUIDADE.
2019-10-15	B08K	Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]	Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2529 DE 25-06-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

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