ATA107385A - Verfahren zur überprüfung und justierung von lambda-sonden-geregelten katalytischen abgasreinigungsanlagen von verbrennungsmotoren - Google Patents

Verfahren zur überprüfung und justierung von lambda-sonden-geregelten katalytischen abgasreinigungsanlagen von verbrennungsmotoren

Info

Publication number
ATA107385A
ATA107385A AT0107385A AT107385A ATA107385A AT A107385 A ATA107385 A AT A107385A AT 0107385 A AT0107385 A AT 0107385A AT 107385 A AT107385 A AT 107385A AT A107385 A ATA107385 A AT A107385A
Authority
AT
Austria
Prior art keywords
checking
exhaust gas
gas purification
combustion engines
lambda probe
Prior art date
Application number
AT0107385A
Other languages
English (en)
Other versions
AT399398B (de
Original Assignee
Daimler Benz 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 Daimler Benz Ag filed Critical Daimler Benz Ag
Publication of ATA107385A publication Critical patent/ATA107385A/de
Application granted granted Critical
Publication of AT399398B publication Critical patent/AT399398B/de

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
    • F02D41/14—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
    • 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
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring oxygen or air concentration downstream of the exhaust 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
    • F02D41/1439—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
    • 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
AT0107385A 1984-04-12 1985-04-10 Verfahren zur überprüfung und justierung von lambda-sonden-geregelten katalytischen abgasreinigungsanlagen von verbrennungsmotoren AT399398B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3413760 1984-04-12

Publications (2)

Publication Number Publication Date
ATA107385A true ATA107385A (de) 1994-09-15
AT399398B AT399398B (de) 1995-04-25

Family

ID=6233352

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0107385A AT399398B (de) 1984-04-12 1985-04-10 Verfahren zur überprüfung und justierung von lambda-sonden-geregelten katalytischen abgasreinigungsanlagen von verbrennungsmotoren

Country Status (4)

Country Link
US (1) US4622809A (de)
JP (1) JPS60231155A (de)
AT (1) AT399398B (de)
CH (1) CH668620A5 (de)

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Also Published As

Publication number Publication date
JPH0525066B2 (de) 1993-04-09
CH668620A5 (de) 1989-01-13
AT399398B (de) 1995-04-25
US4622809A (en) 1986-11-18
JPS60231155A (ja) 1985-11-16

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