DE69408377T2 - Method and device for correcting the fuel injection duration as a function of the flow rate of a tank ventilation system for an injection engine - Google Patents

Method and device for correcting the fuel injection duration as a function of the flow rate of a tank ventilation system for an injection engine

Info

Publication number
DE69408377T2
DE69408377T2 DE1994608377 DE69408377T DE69408377T2 DE 69408377 T2 DE69408377 T2 DE 69408377T2 DE 1994608377 DE1994608377 DE 1994608377 DE 69408377 T DE69408377 T DE 69408377T DE 69408377 T2 DE69408377 T2 DE 69408377T2
Authority
DE
Germany
Prior art keywords
correcting
flow rate
function
ventilation system
tank ventilation
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
DE1994608377
Other languages
German (de)
Other versions
DE69408377D1 (en
Inventor
Marcel Colomby
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.)
Marelli France SAS
Original Assignee
Magneti Marelli France SAS
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
Priority claimed from FR9308884A external-priority patent/FR2708046B1/en
Priority claimed from FR9308885A external-priority patent/FR2708049B1/en
Application filed by Magneti Marelli France SAS filed Critical Magneti Marelli France SAS
Publication of DE69408377D1 publication Critical patent/DE69408377D1/en
Application granted granted Critical
Publication of DE69408377T2 publication Critical patent/DE69408377T2/en
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
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • 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
    • F02D41/003—Adding fuel vapours, e.g. drawn from engine fuel reservoir
    • F02D41/0045—Estimating, calculating or determining the purging rate, amount, flow or concentration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • 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
    • F02D41/003—Adding fuel vapours, e.g. drawn from engine fuel reservoir
    • F02D41/0042—Controlling the combustible mixture as a function of the canister purging, e.g. control of injected fuel to compensate for deviation of air fuel ratio when purging
DE1994608377 1993-07-20 1994-07-18 Method and device for correcting the fuel injection duration as a function of the flow rate of a tank ventilation system for an injection engine Expired - Fee Related DE69408377T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9308884A FR2708046B1 (en) 1993-07-20 1993-07-20 Method and device for correcting the injection duration as a function of the purge flow of a canister purge circuit, for an injection engine.
FR9308885A FR2708049B1 (en) 1993-07-20 1993-07-20 Method and device for estimating the fuel content of a purge circuit in a canister, for an injection engine.

Publications (2)

Publication Number Publication Date
DE69408377D1 DE69408377D1 (en) 1998-03-12
DE69408377T2 true DE69408377T2 (en) 1998-09-10

Family

ID=26230490

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994608377 Expired - Fee Related DE69408377T2 (en) 1993-07-20 1994-07-18 Method and device for correcting the fuel injection duration as a function of the flow rate of a tank ventilation system for an injection engine

Country Status (3)

Country Link
EP (1) EP0636778B1 (en)
DE (1) DE69408377T2 (en)
ES (1) ES2111874T3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2772081B1 (en) * 1997-12-09 2000-02-18 Renault METHOD FOR MANAGING HYDROCARBON VAPORS IN A TANK OF VEHICLE WITH INTERNAL COMBUSTION ENGINE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2567962B1 (en) * 1984-07-23 1989-05-26 Renault ADAPTIVE METHOD FOR REGULATING THE INJECTION OF AN INJECTION ENGINE
DE3639946C2 (en) * 1986-11-22 1997-01-09 Bosch Gmbh Robert Method and device for compensating for the tank ventilation error in an adaptively learning fuel supply system
DE3813220C2 (en) * 1988-04-20 1997-03-20 Bosch Gmbh Robert Method and device for setting a tank ventilation valve
DE3822300A1 (en) * 1988-07-01 1990-01-04 Bosch Gmbh Robert METHOD AND DEVICE FOR TANK VENTILATION ADAPTATION WITH LAMBAR CONTROL
DE59004362D1 (en) * 1990-10-24 1994-03-03 Siemens Ag Fuel injection system for an internal combustion engine.
US5048493A (en) * 1990-12-03 1991-09-17 Ford Motor Company System for internal combustion engine
US5090388A (en) * 1990-12-03 1992-02-25 Ford Motor Company Air/fuel ratio control with adaptive learning of purged fuel vapors
US5249561A (en) * 1991-09-16 1993-10-05 Ford Motor Company Hydrocarbon vapor sensor system for an internal combustion engine

Also Published As

Publication number Publication date
DE69408377D1 (en) 1998-03-12
ES2111874T3 (en) 1998-03-16
EP0636778B1 (en) 1998-02-04
EP0636778A1 (en) 1995-02-01

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Legal Events

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