EP1336743A3 - Procédé pour forcer l'excitation du réglage de la valeur lambda - Google Patents

Procédé pour forcer l'excitation du réglage de la valeur lambda Download PDF

Info

Publication number: EP1336743A3
Authority: EP; European Patent Office
Prior art keywords: lambda control; control system; forcing excitation; excitation; forcing
Prior art date: 2002-02-15
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

EP03002403A

Other languages

German (de)

English (en)

Other versions

EP1336743A2 (fr

EP1336743B1 (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.)

2002-02-15

Filing date

2003-02-04

Publication date

2006-03-15

2003-02-04 Application filed by Siemens AG, Siemens Corp filed Critical Siemens AG

2003-08-20 Publication of EP1336743A2 publication Critical patent/EP1336743A2/fr

2006-03-15 Publication of EP1336743A3 publication Critical patent/EP1336743A3/fr

2006-12-20 Application granted granted Critical

2006-12-20 Publication of EP1336743B1 publication Critical patent/EP1336743B1/fr

2023-02-04 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

230000005284 excitation Effects 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
239000003054 catalyst Substances 0.000 abstract 1
238000006243 chemical reaction Methods 0.000 abstract 1
238000002485 combustion reaction Methods 0.000 abstract 1
230000006866 deterioration Effects 0.000 abstract 1
239000000523 sample Substances 0.000 abstract 1

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
- F02D41/1439—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
- 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
- F02D41/1454—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 an oxygen content or concentration or the air-fuel ratio
- 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
- F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
- F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
- 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
- F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
- F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
- F02D41/1476—Biasing of the sensor
- 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
- F02D2041/1433—Introducing closed-loop corrections characterised by the control or regulation method using a model or simulation of the 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
- F02D41/1438—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
- F02D41/1454—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 an oxygen content or concentration or the air-fuel ratio
- F02D41/1456—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 an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen
- 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

Landscapes

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

EP20030002403 2002-02-15 2003-02-04 Procédé pour forcer l'excitation du réglage de la valeur lambda Expired - Lifetime EP1336743B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE2002106399 DE10206399C1 (de)	2002-02-15	2002-02-15	Verfahren zur Zwangsanregung einer Lambdaregelung
DE10206399		2002-02-15

Publications (3)

Publication Number	Publication Date
EP1336743A2 EP1336743A2 (fr)	2003-08-20
EP1336743A3 true EP1336743A3 (fr)	2006-03-15
EP1336743B1 EP1336743B1 (fr)	2006-12-20

Family

ID=7713831

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20030002403 Expired - Lifetime EP1336743B1 (fr)	2002-02-15	2003-02-04	Procédé pour forcer l'excitation du réglage de la valeur lambda

Country Status (2)

Country	Link
EP (1)	EP1336743B1 (fr)
DE (2)	DE10206399C1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10340815B3 (de) *	2003-09-04	2004-09-23	Siemens Ag	Verfahren zur Gemischregelung bei einer Brennkraftmaschine
DE502007002425D1 (de) *	2006-04-18	2010-02-04	Iav Gmbh	Verfahren zum einstellen des luft-/kraftstoffverhältnisses eines verbrennungsmotors

Citations (4)

* 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
US5524599A (en) *	1994-01-19	1996-06-11	Kong, Deceased; Hakchul H.	Fuzzy logic air/fuel controller
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
DE19516239C2 (de)	1995-05-03	2001-07-19	Siemens Ag	Verfahren zur Parametrierung eines linearen Lambdareglers für eine Brennkraftmaschine

2002
- 2002-02-15 DE DE2002106399 patent/DE10206399C1/de not_active Expired - Fee Related
2003
- 2003-02-04 DE DE50306003T patent/DE50306003D1/de not_active Expired - Fee Related
- 2003-02-04 EP EP20030002403 patent/EP1336743B1/fr not_active Expired - Lifetime

Patent Citations (4)

* 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
US5524599A (en) *	1994-01-19	1996-06-11	Kong, Deceased; Hakchul H.	Fuzzy logic air/fuel controller
DE19844994A1 (de) *	1998-09-30	2000-04-06	Siemens Ag	Verfahren zur Diagnose einer stetigen Lambdasonde

Also Published As

Publication number	Publication date
EP1336743A2 (fr)	2003-08-20
DE10206399C1 (de)	2003-05-22
EP1336743B1 (fr)	2006-12-20
DE50306003D1 (de)	2007-02-01

Legal Events

Date	Code	Title	Description
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2003-08-20	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO
2006-01-27	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2006-03-15	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR
2006-03-15	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO
2006-04-05	17P	Request for examination filed	Effective date: 20060206
2006-06-02	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2006-10-18	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2006-11-17	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
2006-11-22	AKX	Designation fees paid	Designated state(s): DE FR GB IT
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2009-05-29	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 20090219 Year of fee payment: 7
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