DE3681682D1 - Diagnostisches verfahren und vorrichtung mittels rueckfuehrung von abgasen. - Google Patents

Diagnostisches verfahren und vorrichtung mittels rueckfuehrung von abgasen.

Info

Publication number
DE3681682D1
DE3681682D1 DE8686306238T DE3681682T DE3681682D1 DE 3681682 D1 DE3681682 D1 DE 3681682D1 DE 8686306238 T DE8686306238 T DE 8686306238T DE 3681682 T DE3681682 T DE 3681682T DE 3681682 D1 DE3681682 D1 DE 3681682D1
Authority
DE
Germany
Prior art keywords
exhaust gas
diagnostic method
recycling exhaust
recycling
diagnostic
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
DE8686306238T
Other languages
English (en)
Inventor
Alan Francis Chiesa
Edward Charles Perry
Leroy E I O Medendorp
John Frederick Schweikert
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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 Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of DE3681682D1 publication Critical patent/DE3681682D1/de
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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F02D41/005—Controlling exhaust gas recirculation [EGR] according to engine operating conditions
    • F02D41/0055—Special engine operating conditions, e.g. for regeneration of exhaust gas treatment apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/49—Detecting, diagnosing or indicating an abnormal function of the EGR system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/55—Systems for actuating EGR valves using vacuum actuators
    • F02M26/56—Systems for actuating EGR valves using vacuum actuators having pressure modulation valves
    • F02M26/57—Systems for actuating EGR valves using vacuum actuators having pressure modulation valves using electronic means, e.g. electromagnetic valves
    • 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
    • F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
    • F02D41/1482—Integrator, i.e. variable slope
    • 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)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Exhaust-Gas Circulating Devices (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
DE8686306238T 1985-09-09 1986-08-11 Diagnostisches verfahren und vorrichtung mittels rueckfuehrung von abgasen. Expired - Fee Related DE3681682D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/773,799 US4671107A (en) 1985-09-09 1985-09-09 EGR diagnostic system

Publications (1)

Publication Number Publication Date
DE3681682D1 true DE3681682D1 (de) 1991-10-31

Family

ID=25099340

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686306238T Expired - Fee Related DE3681682D1 (de) 1985-09-09 1986-08-11 Diagnostisches verfahren und vorrichtung mittels rueckfuehrung von abgasen.

Country Status (5)

Country Link
US (1) US4671107A (de)
EP (1) EP0219202B1 (de)
JP (1) JPS6260974A (de)
CA (1) CA1250640A (de)
DE (1) DE3681682D1 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62159757A (ja) * 1986-01-07 1987-07-15 Mazda Motor Corp エンジンの排気ガス還流制御装置の故障検出装置
JPS6456953A (en) * 1987-08-25 1989-03-03 Fuji Heavy Ind Ltd Trouble diagnosing device for exhaust gas recirculation device
JPH02294547A (ja) * 1989-05-09 1990-12-05 Isuzu Motors Ltd エンジンの排気ガス再循環流量検出装置及び排気ガス再循環流量制御装置
GB2241091B (en) * 1990-02-14 1994-01-19 Toshiba Kk Air conditioning apparatus connecting one outdoor unit with several indoor units through several refrigerant tubes and signal conductors
JPH0427750A (ja) * 1990-05-22 1992-01-30 Mitsubishi Electric Corp 内燃機関の電子制御装置
US5203870A (en) * 1990-06-28 1993-04-20 Toyota Jidosha Kabushiki Kaisha Method and apparatus for detecting abnormal state of evaporative emission-control system
US5137004A (en) * 1990-08-28 1992-08-11 Nissan Motor Co., Ltd. Trouble diagnosis device for EGR system
US5230319A (en) * 1990-10-05 1993-07-27 Toyota Jidosha Kabushiki Kaisha Apparatus for detecting malfunction in evaporated fuel purge system
US5029570A (en) * 1990-10-25 1991-07-09 General Motors Corporation Exhaust gas recirculation control
US5152273A (en) * 1990-11-07 1992-10-06 Mitsubishi Denki Kabushiki Kaisha Exhaust gas recirculation control device and its failure diagnosis device
JP2586205B2 (ja) * 1990-11-07 1997-02-26 三菱電機株式会社 排気ガス還流制御装置の故障診断装置
JPH04269364A (ja) * 1991-02-26 1992-09-25 Mitsubishi Electric Corp Ｅｇｒ制御装置の故障診断装置
JP2661396B2 (ja) * 1991-04-15 1997-10-08 三菱電機株式会社 Ｅｇｒ制御装置の故障診断装置
FR2677123B1 (fr) * 1991-05-28 1995-11-17 Siemens Automotive Sa Procede d'essai d'un dispositif ;de recirculation de gaz d'echappement dans un moteur a combustion interne.
US5094214A (en) * 1991-06-05 1992-03-10 General Motors Corporation Vehicle engine fuel system diagnostics
US5257610A (en) * 1991-06-14 1993-11-02 Mitsubishi Denki K.K. Troubleshooting system for exhaust gas recirculation controller
US5275144A (en) * 1991-08-12 1994-01-04 General Motors Corporation Evaporative emission system diagnostic
US5526266A (en) * 1991-12-19 1996-06-11 Caterpillar Inc. Method for diagnosing an engine using a computer based boost pressure model
US5377112A (en) * 1991-12-19 1994-12-27 Caterpillar Inc. Method for diagnosing an engine using computer based models
US5508926A (en) * 1994-06-24 1996-04-16 General Motors Corporation Exhaust gas recirculation diagnostic
JPH0835449A (ja) * 1994-07-25 1996-02-06 Mitsubishi Electric Corp 排気ガス還流制御装置の故障検出装置
JP2870418B2 (ja) * 1994-09-30 1999-03-17 三菱自動車工業株式会社 排気ガス再循環装置の故障診断装置
JP3425652B2 (ja) * 1995-04-20 2003-07-14 三菱電機株式会社 圧力センサを使用した自己診断装置
DE19523106C1 (de) * 1995-06-26 1996-06-05 Daimler Benz Ag Fehlerdiagnoseverfahren für eine Abgasrückführeinrichtung
US5621167A (en) * 1995-06-30 1997-04-15 General Motors Corporation Exhaust gas recirculation system diagnostic
JP3323700B2 (ja) * 1995-07-10 2002-09-09 株式会社ユニシアジェックス 内燃機関の排気還流装置における診断装置
US5646341A (en) * 1995-07-28 1997-07-08 Caterpillar Inc. Apparatus and method for diagnosing an engine using an oil pressure model
US5585553A (en) * 1995-07-28 1996-12-17 Caterpillar Inc. Apparatus and method for diagnosing an engine using a boost pressure model
US5604306A (en) * 1995-07-28 1997-02-18 Caterpillar Inc. Apparatus and method for detecting a plugged air filter on an engine
US5921224A (en) * 1997-10-10 1999-07-13 General Motors Corporation Exhaust gas recirculation valve control
DE19810973A1 (de) * 1998-03-13 1999-09-30 Fev Motorentech Gmbh Verfahren zur Nullpunktstabilisierung eines Abgassensors sowie Anordnung zur Durchführung des Verfahrens
JP4243416B2 (ja) * 2000-06-07 2009-03-25 本田技研工業株式会社 内燃機関の燃料供給制御装置
KR100405679B1 (ko) * 2000-12-19 2003-11-15 현대자동차주식회사 자동차용 배기가스 재순환 시스템의 작동상태 분석장치 및그 방법
US6763708B2 (en) 2001-07-31 2004-07-20 General Motors Corporation Passive model-based EGR diagnostic
EP1615020A1 (de) * 2004-07-06 2006-01-11 C.R.F. Società Consortile per Azioni Verfahren und Vorrichtung zur Bestimmung von unverbrannten Gasen und Partikeln in den Abgasen einer Brennkraftmaschine
US7140360B2 (en) * 2005-03-03 2006-11-28 Cummins, Inc. System for controlling exhaust emissions produced by an internal combustion engine
JP4531597B2 (ja) * 2005-03-15 2010-08-25 本田技研工業株式会社 内燃機関の制御装置
JP5282848B2 (ja) * 2010-12-09 2013-09-04 トヨタ自動車株式会社 Ｅｇｒ装置の異常検出装置
JP5803653B2 (ja) * 2011-12-21 2015-11-04 トヨタ自動車株式会社 内燃機関の異常判定装置
US9074541B2 (en) 2013-10-25 2015-07-07 Ford Global Technologies, Llc Method and system for control of an EGR valve during lean operation in a boosted engine system
EP3093465B1 (de) * 2013-11-25 2019-06-19 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Steuerungsvorrichtung für verbrennungsmotor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1524670A (en) * 1974-10-21 1978-09-13 Nissan Motor Apparatus for controlling the air-fuel mixture ratio of internal combustion engine
JPS51130727A (en) * 1975-05-12 1976-11-13 Nissan Motor Co Ltd Air-fuel mixture ratio control and diagnosing system
JPS53125528A (en) * 1977-04-08 1978-11-01 Nissan Motor Co Ltd Inspection unit for air fuel ratio controller
US4164206A (en) * 1978-01-19 1979-08-14 The Bendix Corporation Closed loop programmable EGR with coolant temperature sensitivity
US4252098A (en) * 1978-08-10 1981-02-24 Chrysler Corporation Air/fuel ratio control for an internal combustion engine using an exhaust gas sensor
JPS58197461A (ja) * 1982-05-14 1983-11-17 Nissan Motor Co Ltd 排気還流装置のセンサ故障判別装置
JPS5963356A (ja) * 1982-10-01 1984-04-11 Mazda Motor Corp エンジンの排気ガス還流装置
JPS60230550A (ja) * 1984-05-01 1985-11-16 Nippon Denso Co Ltd 排気ガス還流制御装置
US4548185A (en) * 1984-09-10 1985-10-22 General Motors Corporation Engine control method and apparatus

Also Published As

Publication number Publication date
JPS6260974A (ja) 1987-03-17
EP0219202A3 (en) 1988-02-03
EP0219202B1 (de) 1991-09-25
CA1250640A (en) 1989-02-28
EP0219202A2 (de) 1987-04-22
US4671107A (en) 1987-06-09

Similar Documents

Publication Publication Date Title
DE3681682D1 (de) Diagnostisches verfahren und vorrichtung mittels rueckfuehrung von abgasen.
DE3683958D1 (de) Verfahren und vorrichtung zur guetepruefung von masken.
DE3583620D1 (de) Vorrichtung zur photoakustischen detektion von gasen.
DE3761706D1 (de) Verfahren und vorrichtung zum nachverbrennen von prozess-abgas.
ATE2604T1 (de) Verfahren und vorrichtung zum fraktionieren von gasen.
DE3685277D1 (de) Vorrichtung und verfahren zur herstellung von durchbrochenen vliesstoffen.
DE3676940D1 (de) Verfahren und vorrichtung zum selbsttaetigen abtasten von fingerabdruecken.
DE3679472D1 (de) Verfahren und vorrichtung zum sieben.
DE3687842D1 (de) Verfahren und geraet zum software-austesten.
DE68916588D1 (de) Verfahren und Gerät zur Feststellung von Gasen.
DE3781313D1 (de) Verfahren und vorrichtung.
DE3688725D1 (de) Verfahren und vorrichtung zum herstellen von feinkoernigem siliciummonoxid.
DE3685866D1 (de) Verfahren und vorrichtung zur tumordiagnose mittels sera.
DE3674656D1 (de) Verfahren und vorrichtung zum filtern.
DE3673226D1 (de) Verfahren und vorrichtung zur untersuchung von oberflaechen.
DE3676798D1 (de) Verfahren und vorrichtung zum verfestigen von verbundwerkstoffen.
DE3687760D1 (de) Vorrichtung und verfahren zur koordinatenmessung.
DE3777854D1 (de) Verfahren und vorrichtung zum nachweis von brennbaren gasen.
ATE43510T1 (de) Verfahren und vorrichtung zum reinigen loesungsmittelbelasteter abluft.
DE3671655D1 (de) Verfahren und vorrichtung zur verkleidung von rohren.
DE3676977D1 (de) Vorrichtung und verfahren zum pruefen von explosivstoffen.
DE3673917D1 (de) Verfahren und vorrichtung zum absoluten wegmessen.
DE3575991D1 (de) Vorrichtung und verfahren zum belueften von zimmern.
ATA117885A (de) Verfahren und einrichtung zur reinigung von abgasen
DE3786859D1 (de) Vorrichtung und verfahren zur ermaessigung der benzinabgase.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee