DE3339429C2 - - Google Patents

Info

Publication number
DE3339429C2
DE3339429C2 DE3339429A DE3339429A DE3339429C2 DE 3339429 C2 DE3339429 C2 DE 3339429C2 DE 3339429 A DE3339429 A DE 3339429A DE 3339429 A DE3339429 A DE 3339429A DE 3339429 C2 DE3339429 C2 DE 3339429C2
Authority
DE
Germany
Prior art keywords
internal combustion
combustion engine
probe
signal
signals
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 - Lifetime
Application number
DE3339429A
Other languages
German (de)
English (en)
Other versions
DE3339429A1 (de
Inventor
Wenpo Dr.-Ing. 3180 Wolfsburg De Lee
Hermann Dr.-Ing. 3300 Braunschweig De Oetting
Reinhard 3172 Isenbuettel De Schulz
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.)
Volkswagen AG
Original Assignee
Volkswagen AG
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 Volkswagen AG filed Critical Volkswagen AG
Priority to DE19833339429 priority Critical patent/DE3339429A1/de
Priority to JP1984161223U priority patent/JPH077566Y2/ja
Publication of DE3339429A1 publication Critical patent/DE3339429A1/de
Application granted granted Critical
Publication of DE3339429C2 publication Critical patent/DE3339429C2/de
Granted legal-status Critical Current

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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/266—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the computer being backed-up or assisted by another circuit, e.g. analogue
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0421—Methods of control or diagnosing using an increment counter when a predetermined event occurs
    • 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
    • F01N2900/0422—Methods of control or diagnosing measuring the elapsed time
    • 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)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
DE19833339429 1983-10-29 1983-10-29 Einrichtung zur reduzierung von abgas-schadstoffen Granted DE3339429A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19833339429 DE3339429A1 (de) 1983-10-29 1983-10-29 Einrichtung zur reduzierung von abgas-schadstoffen
JP1984161223U JPH077566Y2 (ja) 1983-10-29 1984-10-26 排気ガス有害物質の低減装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833339429 DE3339429A1 (de) 1983-10-29 1983-10-29 Einrichtung zur reduzierung von abgas-schadstoffen

Publications (2)

Publication Number Publication Date
DE3339429A1 DE3339429A1 (de) 1985-05-09
DE3339429C2 true DE3339429C2 (enrdf_load_stackoverflow) 1992-07-16

Family

ID=6213142

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833339429 Granted DE3339429A1 (de) 1983-10-29 1983-10-29 Einrichtung zur reduzierung von abgas-schadstoffen

Country Status (2)

Country Link
JP (1) JPH077566Y2 (enrdf_load_stackoverflow)
DE (1) DE3339429A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT543U1 (de) * 1994-11-09 1995-12-27 Siegfried Dipl Ing Sumser Verfahren zur erfassung und auswertung von abgasen

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3619897C2 (de) * 1986-06-13 1993-10-07 Bayerische Motoren Werke Ag Schutz-Schaltung für katalytische Abgasnachbehandlungsvorrichtungen
DE3627437C2 (de) * 1986-08-13 1994-05-26 Bayerische Motoren Werke Ag Schutzvorrichtung für einen Abgas-Katalysator einer Brennkraftmaschine mit einer Lambda-Regeleinrichtung
DE3705972A1 (de) * 1987-02-25 1988-09-08 Audi Ag Steuereinrichtung fuer eine diesel-brennkraftmaschine
JPH0286940A (ja) * 1988-09-24 1990-03-27 Mitsubishi Electric Corp 内燃機関の制御装置
US5069035A (en) * 1989-10-26 1991-12-03 Toyota Jidosha Kabushiki Kaisha Misfire detecting system in double air-fuel ratio sensor system
JP2863229B2 (ja) * 1989-12-22 1999-03-03 三菱電機株式会社 内燃機関の空燃比制御装置
JP2755500B2 (ja) * 1991-04-15 1998-05-20 三菱電機株式会社 エンジンの異常検出装置
DE19510642C2 (de) * 1994-12-02 1997-04-10 Volkswagen Ag Verfahren zur Reduzierung von Schadstoffen des Abgases einer mehrere Zylinder aufweisenden Brennkraftmaschine
JPH08177575A (ja) * 1994-12-28 1996-07-09 Nippondenso Co Ltd 内燃機関の空燃比制御装置の自己診断装置
DE19645279A1 (de) * 1995-11-11 1997-05-15 Volkswagen Ag Verfahren zur Regelung einer Abgasreinigungsvorrichtung an einer Brennkraftmaschine
DE10135735B4 (de) * 2001-07-21 2009-04-16 Robert Bosch Gmbh Verfahren zum Betreiben einer Brennkraftmaschine, insbesondere mit Direkteinspritzung, sowie Computerprogramm und Steuer- und/oder Regelgerät
WO2019185152A1 (en) * 2018-03-29 2019-10-03 Ammann Schweiz Ag Emission control of an asphalt mixing plant

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4987914A (enrdf_load_stackoverflow) * 1972-12-26 1974-08-22
DE2301354C3 (de) * 1973-01-12 1981-03-12 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum Regeln des Kraftstoff-Luftverhältnisses bei Brennkraftmaschinen
DE2304622A1 (de) * 1973-01-31 1974-08-15 Bosch Gmbh Robert Einrichtung zur ueberwachung von katalytischen reaktoren in abgasentgiftungsanlagen von brennkraftmaschinen
DE2328459A1 (de) * 1973-01-31 1975-01-02 Bosch Gmbh Robert Einrichtung zur ueberwachung von katalytischen reaktoren in abgasentgiftungsanlagen von brennkraftmaschinen
IT979624B (it) * 1973-02-28 1974-09-30 Alfa Romeo Spa Dispositivo rivelatore del surri scaldamento di un catalizzatore attraversato dal gas di scarico di un motore a scoppio
FR2261419B1 (enrdf_load_stackoverflow) * 1974-02-20 1976-07-16 Peugeot & Renault
DE2444334A1 (de) * 1974-09-17 1976-03-25 Bosch Gmbh Robert Verfahren und einrichtung zur ueberwachung der aktivitaet von katalytischen reaktoren
JPS5281436A (en) * 1975-12-27 1977-07-07 Nissan Motor Co Ltd Air fuel ratio controller
JPS5395431A (en) * 1977-02-01 1978-08-21 Toyota Motor Corp Trouble alarm device for air fuel ratio detector
JPS5629100A (en) * 1979-08-16 1981-03-23 Nippo Kogyo Kk Adapter for vacuum sucking liquid
JPS56118534A (en) * 1980-02-20 1981-09-17 Aisan Ind Co Ltd Air fuel ratio controller
JPS589264A (ja) * 1981-07-06 1983-01-19 Matsushita Electric Ind Co Ltd 磁気テ−プカセツトの製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT543U1 (de) * 1994-11-09 1995-12-27 Siegfried Dipl Ing Sumser Verfahren zur erfassung und auswertung von abgasen

Also Published As

Publication number Publication date
JPS60100540U (ja) 1985-07-09
JPH077566Y2 (ja) 1995-02-22
DE3339429A1 (de) 1985-05-09

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
8127 New person/name/address of the applicant

Owner name: VOLKSWAGEN AG, 3180 WOLFSBURG, DE

8120 Willingness to grant licences paragraph 23
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee