FR2746851B1 - METHOD AND DEVICE FOR CLOSED LOOP REGULATION OF THE RICHNESS OF AN AIR / FUEL MIXTURE INTENDED TO SUPPLY AN INTERNAL COMBUSTION ENGINE - Google Patents

METHOD AND DEVICE FOR CLOSED LOOP REGULATION OF THE RICHNESS OF AN AIR / FUEL MIXTURE INTENDED TO SUPPLY AN INTERNAL COMBUSTION ENGINE

Info

Publication number
FR2746851B1
FR2746851B1 FR9604033A FR9604033A FR2746851B1 FR 2746851 B1 FR2746851 B1 FR 2746851B1 FR 9604033 A FR9604033 A FR 9604033A FR 9604033 A FR9604033 A FR 9604033A FR 2746851 B1 FR2746851 B1 FR 2746851B1
Authority
FR
France
Prior art keywords
richness
supply
air
combustion engine
internal combustion
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
FR9604033A
Other languages
French (fr)
Other versions
FR2746851A1 (en
Inventor
Olivier Schmid
Francis Tarroux
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.)
Continental Automotive France SAS
Original Assignee
Siemens Automotive SA
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 Siemens Automotive SA filed Critical Siemens Automotive SA
Priority to FR9604033A priority Critical patent/FR2746851B1/en
Publication of FR2746851A1 publication Critical patent/FR2746851A1/en
Application granted granted Critical
Publication of FR2746851B1 publication Critical patent/FR2746851B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
    • F02D41/1402—Adaptive control
    • 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, e.g. for catalytic activity
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity 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
    • 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)
    • F02D41/1481—Using a delaying circuit
    • 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
    • F02D2041/1409—Introducing closed-loop corrections characterised by the control or regulation method using at least a proportional, integral or derivative controller
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1418—Several control loops, either as alternatives or simultaneous
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1422—Variable gain or coefficients
    • 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
    • F02D2041/1413—Controller structures or design
    • F02D2041/1432—Controller structures or design the system including a filter, e.g. a low pass or high pass filter
    • 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
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0816—Oxygen storage capacity
    • 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
    • F02D41/1486—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor with correction for particular operating conditions
    • F02D41/1488—Inhibiting the regulation
    • 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)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
FR9604033A 1996-03-27 1996-03-27 METHOD AND DEVICE FOR CLOSED LOOP REGULATION OF THE RICHNESS OF AN AIR / FUEL MIXTURE INTENDED TO SUPPLY AN INTERNAL COMBUSTION ENGINE Expired - Lifetime FR2746851B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9604033A FR2746851B1 (en) 1996-03-27 1996-03-27 METHOD AND DEVICE FOR CLOSED LOOP REGULATION OF THE RICHNESS OF AN AIR / FUEL MIXTURE INTENDED TO SUPPLY AN INTERNAL COMBUSTION ENGINE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9604033A FR2746851B1 (en) 1996-03-27 1996-03-27 METHOD AND DEVICE FOR CLOSED LOOP REGULATION OF THE RICHNESS OF AN AIR / FUEL MIXTURE INTENDED TO SUPPLY AN INTERNAL COMBUSTION ENGINE

Publications (2)

Publication Number Publication Date
FR2746851A1 FR2746851A1 (en) 1997-10-03
FR2746851B1 true FR2746851B1 (en) 1998-04-30

Family

ID=9490757

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9604033A Expired - Lifetime FR2746851B1 (en) 1996-03-27 1996-03-27 METHOD AND DEVICE FOR CLOSED LOOP REGULATION OF THE RICHNESS OF AN AIR / FUEL MIXTURE INTENDED TO SUPPLY AN INTERNAL COMBUSTION ENGINE

Country Status (1)

Country Link
FR (1) FR2746851B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19852244C1 (en) * 1998-11-12 1999-12-30 Siemens Ag Controlling NOx emission in exhaust gases passing through three-way catalyst followed by lambda sensor
DE102005004441B3 (en) * 2005-01-31 2006-02-09 Siemens Ag Setting value reporting process for engine regulator involves reporting initial, filtered and detected preset air-fuel ratios, and setting value depending on last two
JP4802116B2 (en) * 2007-02-21 2011-10-26 日本特殊陶業株式会社 Gas sensor abnormality diagnosis method, gas sensor abnormality diagnosis device
JP4874918B2 (en) * 2007-10-01 2012-02-15 日本特殊陶業株式会社 Gas sensor abnormality diagnosis method, gas sensor abnormality diagnosis device
CN101532441B (en) * 2009-04-10 2012-06-27 北京工业大学 Control method of idling speed double closed-loop of gaseous propellant engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5337557A (en) * 1992-02-29 1994-08-16 Suzuki Motor Corporation Air-fuel ratio control device for internal combustion engine
US5363647A (en) * 1992-10-13 1994-11-15 Mitsubishi Denki Kabushiki Kaisha Dual-sensor type air fuel ratio control system for internal combustion engine and catalytic converter diagnosis apparatus for the same
JPH06129285A (en) * 1992-10-20 1994-05-10 Honda Motor Co Ltd Air-fuel ratio control device of internal combustion engine
US5282360A (en) * 1992-10-30 1994-02-01 Ford Motor Company Post-catalyst feedback control
US5255512A (en) * 1992-11-03 1993-10-26 Ford Motor Company Air fuel ratio feedback control
JP2843879B2 (en) * 1993-01-22 1999-01-06 本田技研工業株式会社 Catalyst deterioration detection device for internal combustion engine

Also Published As

Publication number Publication date
FR2746851A1 (en) 1997-10-03

Similar Documents

Publication Publication Date Title
FR2735530B1 (en) METHOD FOR FORMING AN AIR / FUEL MIXTURE AND DEVICE FOR SUPPLYING FUEL TO AN INTERNAL COMBUSTION ENGINE
FR2659114B1 (en) METHOD AND DEVICE FOR CONTROLLING THE RICHNESS OF THE AIR / FUEL MIXTURE OF AN INTERNAL COMBUSTION ENGINE.
FR2644516B1 (en) DEVICE FOR ADJUSTING THE FUEL SUPPLY OF AN INTERNAL COMBUSTION ENGINE ACCORDING TO REQUIREMENTS
FR2736678B1 (en) DEVICE FOR ADJUSTING A SUPPLY THREAD OF AN INTERNAL COMBUSTION ENGINE
FR2553470B1 (en) DEVICE AND METHOD FOR CONTROLLING THE SUPPLY PRESSURE OF AN INTERNAL COMBUSTION ENGINE EQUIPPED WITH A TURBOCHARGER
FR2454520B1 (en) METHOD AND DEVICE FOR IGNITING LOW AIR AND FUEL MIXTURES IN AN INTERNAL COMBUSTION ENGINE
FR2728625B1 (en) INTERNAL COMBUSTION ENGINE FUEL SUPPLY SYSTEM
FR2414629B1 (en) METHOD AND DEVICE FOR CONTROLLING THE FUEL SUPPLY OF AN INTERNAL COMBUSTION ENGINE
FR2627810B1 (en) FUEL SUPPLY DEVICE FOR INTERNAL COMBUSTION ENGINE
FR2570439B1 (en) METHOD AND DEVICE FOR REGULATING THE TEMPERATURE OF THE INTERNAL SURFACE OF THE CYLINDER LINERS OF AN INTERNAL COMBUSTION ENGINE
FR2755471B1 (en) METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE WITH AN OTTO CYCLE WITH INTERNAL MIXTURE FORMATION
FR2746851B1 (en) METHOD AND DEVICE FOR CLOSED LOOP REGULATION OF THE RICHNESS OF AN AIR / FUEL MIXTURE INTENDED TO SUPPLY AN INTERNAL COMBUSTION ENGINE
FR2738036B1 (en) FUEL SUPPLY DEVICE FOR AN INTERNAL COMBUSTION ENGINE
FR2742807B1 (en) LIQUID FUEL SUPPLY SYSTEM FOR A DIESEL INTERNAL COMBUSTION ENGINE
FR2514824B1 (en) METHOD AND PLANT FOR INJECTING FUEL TO SUPPLY FUEL TO AN INTERNAL COMBUSTION COMBUSTION COMBUSTION ENGINE WITH SEPARATE IGNITION
FR2728309B1 (en) FUEL SUPPLY SYSTEM FOR PROVIDING FUEL TO AN INTERNAL COMBUSTION ENGINE
FR2750734B1 (en) METHOD AND DEVICE FOR REGULATING THE INJECTED QUANTITY OF FUEL PROVIDED TO THE CYLINDERS OF AN INTERNAL COMBUSTION ENGINE
FR2742811B1 (en) METHOD AND DEVICE FOR CONTROLLING THE INJECTION OF A FUEL MIXTURE INTO THE INTAKE OF AN INTERNAL COMBUSTION ENGINE
FR2522728B1 (en) DEVICE FOR CONTROLLING THE FUEL SUPPLY OF INTERNAL COMBUSTION ENGINES, WITH A MIXTURE DEPLETION FUNCTION IN A LOW-LOAD ENGINE REGION
FR2790282B1 (en) METHOD AND APPARATUS FOR IMPLEMENTING AN INTERNAL COMBUSTION ENGINE, IN PARTICULAR A VEHICLE WITH A POOR FUEL / AIR MIXTURE
FR2465082B1 (en) CONTROL AND REGULATION ARRANGEMENT OF THE FUEL SUPPLY DEVICE OF AN INTERNAL COMBUSTION ENGINE
FR2606078B1 (en) METHOD FOR GUARANTEEING THE EMERGENCY OPERATION FUNCTIONS OF A DIESEL-TYPE INTERNAL COMBUSTION ENGINE, IN PARTICULAR AS A FUNCTION OF THE FUEL AND / OR THE SUPPLY AIR TEMPERATURE
FR2589200B1 (en) FUEL SUPPLY CIRCUIT WITH THERMOSTAT CONTROLLED FUEL PREHEATING FOR AN INTERNAL COMBUSTION ENGINE WITH INJECTION WITH AIR COMPRESSION
FR2739142B1 (en) METHOD FOR CONTROLLING THE RICHNESS OF AN AIR / FUEL MIXTURE SUPPLYING AN INTERNAL COMBUSTION ENGINE AND CORRESPONDING DEVICE
FR2638785B1 (en) FUEL SUPPLY DEVICE FOR INTERNAL COMBUSTION ENGINE

Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
CJ Change in legal form
CD Change of name or company name
PLFP Fee payment

Year of fee payment: 20