FR2801640B1 - Procede de protection d'un catalyseur equipant l'echappement d'un vehicule automobile - Google Patents

Procede de protection d'un catalyseur equipant l'echappement d'un vehicule automobile

Info

Publication number
FR2801640B1
FR2801640B1 FR0015176A FR0015176A FR2801640B1 FR 2801640 B1 FR2801640 B1 FR 2801640B1 FR 0015176 A FR0015176 A FR 0015176A FR 0015176 A FR0015176 A FR 0015176A FR 2801640 B1 FR2801640 B1 FR 2801640B1
Authority
FR
France
Prior art keywords
equipping
protecting
catalyst
exhaust
motor vehicle
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
FR0015176A
Other languages
English (en)
Other versions
FR2801640A1 (fr
Inventor
Michael Baeuerle
Mueller Klaus Ries
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2801640A1 publication Critical patent/FR2801640A1/fr
Application granted granted Critical
Publication of FR2801640B1 publication Critical patent/FR2801640B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
    • F02D41/061—Introducing corrections for particular operating conditions for engine starting or warming up the corrections being time dependent
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D17/00—Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling
    • F02D17/04—Controlling engines by cutting out individual cylinders; Rendering engines inoperative or idling rendering engines inoperative or idling, e.g. caused by abnormal conditions
    • 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
    • F02D41/1497—With detection of the mechanical response of the engine
    • F02D41/1498—With detection of the mechanical response of the engine measuring engine roughness
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/1015—Engines misfires

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
FR0015176A 1999-11-26 2000-11-24 Procede de protection d'un catalyseur equipant l'echappement d'un vehicule automobile Expired - Fee Related FR2801640B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19956936A DE19956936A1 (de) 1999-11-26 1999-11-26 Katalysatorschutzverfahren

Publications (2)

Publication Number Publication Date
FR2801640A1 FR2801640A1 (fr) 2001-06-01
FR2801640B1 true FR2801640B1 (fr) 2006-02-03

Family

ID=7930424

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0015176A Expired - Fee Related FR2801640B1 (fr) 1999-11-26 2000-11-24 Procede de protection d'un catalyseur equipant l'echappement d'un vehicule automobile

Country Status (4)

Country Link
US (1) US6655131B1 (fr)
JP (1) JP2001152892A (fr)
DE (1) DE19956936A1 (fr)
FR (1) FR2801640B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10201465B4 (de) * 2002-01-16 2004-02-19 Bayerische Motoren Werke Ag Verfahren und Vorrichtung zum Steuern einer Bauteilschutzfunktion
DE10260294B4 (de) * 2002-12-20 2005-03-31 Siemens Ag Verfahren zum Erkennen von Verbrennungsausetzem bei einer Brennkraftmaschine
JP4233490B2 (ja) * 2004-05-25 2009-03-04 三菱電機株式会社 内燃機関の制御装置
DE102009018081B4 (de) * 2009-04-20 2011-01-13 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine
US8768599B2 (en) * 2009-09-16 2014-07-01 GM Global Technology Operations LLC System and method for engine and fuel system maintenance
JP5488286B2 (ja) * 2010-07-15 2014-05-14 トヨタ自動車株式会社 内燃機関の燃焼状態検出システム
CN111140419B (zh) * 2019-12-30 2022-04-05 潍柴动力股份有限公司 一种三元催化器的保护方法及装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128998A (en) * 1972-06-26 1978-12-12 Nippon Soken, Inc. Overheat preventing system for exhaust gas purifier of vehicles
JPS50144814A (fr) * 1974-05-11 1975-11-20
JPS5853177B2 (ja) * 1975-12-25 1983-11-28 日産自動車株式会社 シツカケンシユツソウチ
US4932379A (en) * 1989-05-01 1990-06-12 General Motors Corporation Method for detecting engine misfire and for fuel control
JPH0645646Y2 (ja) * 1989-05-29 1994-11-24 株式会社ユニシアジェックス 内燃機関の失火判定装置
DE4100527C2 (de) * 1991-01-10 2001-11-29 Bosch Gmbh Robert Verfahren und Vorrichtung zum Bestimmen von Aussetzern in einer Brennkraftmaschine
US5138833A (en) * 1991-09-30 1992-08-18 General Motors Corporation Converter overtemperature protection system and method
SE503170C2 (sv) * 1994-08-11 1996-04-15 Mecel Ab Metod och system för adaptiv bränslereglering av tvåtaktsmotorer
US5956941A (en) * 1996-10-15 1999-09-28 Ford Global Technologies, Inc. Method and system for estimating a midbed temperature of a catalytic converter
JP3656354B2 (ja) * 1997-02-26 2005-06-08 トヨタ自動車株式会社 内燃機関の排気浄化装置
DE19744067A1 (de) * 1997-10-06 1999-04-08 Bosch Gmbh Robert Temperaturmodellbildung für den Abgasbereich eines Verbrennungsmotors
JP3680244B2 (ja) * 1999-02-12 2005-08-10 トヨタ自動車株式会社 内燃機関の未燃燃料成分吸着材の吸着量算出装置
US6286305B1 (en) * 2000-02-23 2001-09-11 Daimlerchrysler Corporation Model based enrichment for exhaust temperature protection

Also Published As

Publication number Publication date
FR2801640A1 (fr) 2001-06-01
DE19956936A1 (de) 2001-05-31
US6655131B1 (en) 2003-12-02
JP2001152892A (ja) 2001-06-05

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060731