EP1336742A3 - Méthode pour stimuler une boucle de régulation lambda - Google Patents

Méthode pour stimuler une boucle de régulation lambda Download PDF

Info

Publication number: EP1336742A3
Authority: EP; European Patent Office
Prior art keywords: lambda control; stimulating; control loop; combustion engine; internal combustion
Prior art date: 2002-02-18
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.): Granted

Application number

EP03002339A

Other languages

German (de)

English (en)

Other versions

EP1336742B1 (fr

EP1336742A2 (fr

Inventor

Dietmar Ellmer

Thorsten Lauer

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.)

Siemens AG

Siemens Corp

Original Assignee

Siemens AG

Siemens 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.)

2002-02-18

Filing date

2003-02-03

Publication date

2006-03-15

2003-02-03 Application filed by Siemens AG, Siemens Corp filed Critical Siemens AG

2003-08-20 Publication of EP1336742A2 publication Critical patent/EP1336742A2/fr

2006-03-15 Publication of EP1336742A3 publication Critical patent/EP1336742A3/fr

2006-12-20 Application granted granted Critical

2006-12-20 Publication of EP1336742B1 publication Critical patent/EP1336742B1/fr

2023-02-03 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000000034 method Methods 0.000 title abstract 2
230000004936 stimulating effect Effects 0.000 title 1
238000002485 combustion reaction Methods 0.000 abstract 2
230000005284 excitation Effects 0.000 abstract 2

Classifications

- 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
- F02D41/1493—Details
- F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
- 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
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D41/1408—Dithering techniques
- 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Exhaust Gas After Treatment (AREA)

EP20030002339 2002-02-18 2003-02-03 Méthode pour stimuler une boucle de régulation lambda Expired - Lifetime EP1336742B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE2002106675 DE10206675C1 (de)	2002-02-18	2002-02-18	Verfahren zur Zwangsanregung bei einer Lambdaregelug
DE10206675		2002-02-18

Publications (3)

Publication Number	Publication Date
EP1336742A2 EP1336742A2 (fr)	2003-08-20
EP1336742A3 true EP1336742A3 (fr)	2006-03-15
EP1336742B1 EP1336742B1 (fr)	2006-12-20

Family

ID=7713850

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20030002339 Expired - Lifetime EP1336742B1 (fr)	2002-02-18	2003-02-03	Méthode pour stimuler une boucle de régulation lambda

Country Status (2)

Country	Link
EP (1)	EP1336742B1 (fr)
DE (2)	DE10206675C1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7275364B2 (en)	2003-03-26	2007-10-02	Mitsubishi Jidosha Kogyo Kabushiki Kaisha	Exhaust emission control device of internal combustion engine
DE10358900A1 (de) *	2003-12-16	2005-07-21	Volkswagen Ag	Verfahren zum Betreiben einer Brennkraftmaschine mit kontinuierlicher Lambda-Regelung
DE102004038481B3 (de)	2004-08-07	2005-07-07	Audi Ag	Verfahren zur Regelung des einer Brennkraftmaschine zugeführten Luft/Kraftstoffverhältnisses
US7793489B2 (en) *	2005-06-03	2010-09-14	Gm Global Technology Operations, Inc.	Fuel control for robust detection of catalytic converter oxygen storage capacity
DE102021120527A1 (de)	2021-08-06	2023-02-09	Ford Global Technologies, Llc	Verfahren zum Steuern einer gasbetriebenen Brennkraftmaschine

Citations (3)

* 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
DE4344892A1 (de) *	1992-12-29	1994-07-07	Honda Motor Co Ltd	Luft-Kraftstoff-Verhältnissteuereinrichtung für eine Brennkraftmaschine
DE19844994A1 (de) *	1998-09-30	2000-04-06	Siemens Ag	Verfahren zur Diagnose einer stetigen Lambdasonde

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19744410C2 (de) *	1997-10-08	2001-06-21	Ford Global Tech Inc	Verfahren zur Überwachung der Laufruheregelung eines Verbrennungsmotors

2002
- 2002-02-18 DE DE2002106675 patent/DE10206675C1/de not_active Expired - Fee Related
2003
- 2003-02-03 EP EP20030002339 patent/EP1336742B1/fr not_active Expired - Lifetime
- 2003-02-03 DE DE50306001T patent/DE50306001D1/de not_active Expired - Lifetime

Patent Citations (3)

* 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
DE4344892A1 (de) *	1992-12-29	1994-07-07	Honda Motor Co Ltd	Luft-Kraftstoff-Verhältnissteuereinrichtung für eine Brennkraftmaschine
DE19844994A1 (de) *	1998-09-30	2000-04-06	Siemens Ag	Verfahren zur Diagnose einer stetigen Lambdasonde

Also Published As

Publication number	Publication date
EP1336742B1 (fr)	2006-12-20
EP1336742A2 (fr)	2003-08-20
DE10206675C1 (de)	2003-05-22
DE50306001D1 (de)	2007-02-01

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