DE69123559D1 - Luft-/Kraftstoff-Verhältnissteuerung mit adaptivem Lernen der Entlüftung - Google Patents
Luft-/Kraftstoff-Verhältnissteuerung mit adaptivem Lernen der EntlüftungInfo
- Publication number
- DE69123559D1 DE69123559D1 DE69123559T DE69123559T DE69123559D1 DE 69123559 D1 DE69123559 D1 DE 69123559D1 DE 69123559 T DE69123559 T DE 69123559T DE 69123559 T DE69123559 T DE 69123559T DE 69123559 D1 DE69123559 D1 DE 69123559D1
- Authority
- DE
- Germany
- Prior art keywords
- learning
- air
- fuel ratio
- ratio control
- adaptive 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 - Lifetime
Links
- 230000003044 adaptive effect Effects 0.000 title 1
- 239000000446 fuel Substances 0.000 title 1
- 238000009423 ventilation Methods 0.000 title 1
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
- F02D41/1486—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor with correction for particular operating conditions
- F02D41/1487—Correcting the instantaneous control value
-
- 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
- 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
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
- F02D41/2454—Learning of the air-fuel ratio control
- F02D41/2461—Learning of the air-fuel ratio control by learning a value and then controlling another value
-
- 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
- F02D41/0042—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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/620,952 US5090388A (en) | 1990-12-03 | 1990-12-03 | Air/fuel ratio control with adaptive learning of purged fuel vapors |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69123559D1 true DE69123559D1 (de) | 1997-01-23 |
DE69123559T2 DE69123559T2 (de) | 1997-04-24 |
Family
ID=24488081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69123559T Expired - Lifetime DE69123559T2 (de) | 1990-12-03 | 1991-10-21 | Luft-/Kraftstoff-Verhältnissteuerung mit adaptivem Lernen der Entlüftung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5090388A (de) |
EP (1) | EP0489490B1 (de) |
CA (1) | CA2052774A1 (de) |
DE (1) | DE69123559T2 (de) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5482024A (en) * | 1989-06-06 | 1996-01-09 | Elliott; Robert H. | Combustion enhancer |
JPH0463937A (ja) * | 1990-06-29 | 1992-02-28 | Mazda Motor Corp | エンジンの制御装置 |
DE4111361A1 (de) * | 1991-04-09 | 1992-10-15 | Bosch Gmbh Robert | Tankentlueftungsanlage sowie verfahren und vorrichtung zu deren ueberpruefung |
US5351193A (en) * | 1991-07-01 | 1994-09-27 | General Motors Corporation | Canister purge control method |
JP2734241B2 (ja) * | 1991-08-23 | 1998-03-30 | トヨタ自動車株式会社 | 内燃機関の供給燃料制御装置 |
US5373822A (en) * | 1991-09-16 | 1994-12-20 | Ford Motor Company | Hydrocarbon vapor control system for an internal combustion engine |
US5390644A (en) * | 1991-12-27 | 1995-02-21 | Nippondenso Co., Ltd. | Method for producing fuel/air mixture for combustion engine |
JP2920805B2 (ja) * | 1992-03-31 | 1999-07-19 | 本田技研工業株式会社 | 内燃機関の蒸発燃料制御装置 |
US5299546A (en) * | 1992-04-28 | 1994-04-05 | Nippondenso, Co., Ltd. | Air-fuel ratio control apparatus of internal combustion engine |
US5363832A (en) * | 1992-05-14 | 1994-11-15 | Nippondenso Co., Ltd. | Fuel vapor purging control system with air/fuel ratio compensating system for internal combustion engine |
JP2658743B2 (ja) * | 1992-07-01 | 1997-09-30 | トヨタ自動車株式会社 | 内燃機関の空燃比制御装置 |
GB2293660B (en) * | 1992-07-09 | 1996-09-25 | Fuji Heavy Ind Ltd | Control method for purging fuel vapor of automotive engine |
US5465703A (en) * | 1992-07-09 | 1995-11-14 | Fuji Jukogyo Kabushiki Kaisha | Control method for purging fuel vapor of automotive engine |
JP3378304B2 (ja) * | 1992-08-06 | 2003-02-17 | マツダ株式会社 | エンジンの空燃比制御装置 |
CA2142199A1 (en) * | 1992-08-10 | 1994-02-17 | Michael A. V. Ward | Dilution controlled lean burn system |
US5245978A (en) * | 1992-08-20 | 1993-09-21 | Ford Motor Company | Control system for internal combustion engines |
US5224462A (en) * | 1992-08-31 | 1993-07-06 | Ford Motor Company | Air/fuel ratio control system for an internal combustion engine |
JPH0693910A (ja) * | 1992-09-10 | 1994-04-05 | Nissan Motor Co Ltd | エンジンの蒸発燃料処理装置 |
JPH0693899A (ja) * | 1992-09-14 | 1994-04-05 | Nissan Motor Co Ltd | エンジンの蒸発燃料処理装置 |
JPH06101539A (ja) * | 1992-09-18 | 1994-04-12 | Nissan Motor Co Ltd | エンジンの蒸発燃料処理装置 |
JPH06146948A (ja) * | 1992-10-16 | 1994-05-27 | Unisia Jecs Corp | 蒸発燃料処理装置を備える内燃機関の空燃比制御装置 |
US5203300A (en) * | 1992-10-28 | 1993-04-20 | Ford Motor Company | Idle speed control system |
US5215055A (en) * | 1992-10-28 | 1993-06-01 | Ford Motor Company | Idle speed and fuel vapor recovery control system |
US5228421A (en) * | 1992-10-28 | 1993-07-20 | Ford Motor Company | Idle speed control system |
JP3223605B2 (ja) * | 1992-11-10 | 2001-10-29 | 株式会社デンソー | 内燃機関の空燃比制御装置 |
US5476081A (en) * | 1993-06-14 | 1995-12-19 | Toyota Jidosha Kabushiki Kaisha | Apparatus for controlling air-fuel ratio of air-fuel mixture to an engine having an evaporated fuel purge system |
DE4319772A1 (de) * | 1993-06-15 | 1994-12-22 | Bosch Gmbh Robert | Verfahren und Vorrichtung zum Steuern einer Tankentlüftungsanlage |
ES2111874T3 (es) * | 1993-07-20 | 1998-03-16 | Magneti Marelli France | Procedimiento y dispositivo para la correccion de la duracion de inyeccion en funcion del caudal de purga del circuito de purga con recipiente de acumulacion para un motor de inyeccion. |
US5520160A (en) * | 1993-08-26 | 1996-05-28 | Nippondenso Co., Ltd. | Fuel evaporative gas and air-fuel ratio control system |
US5366151A (en) * | 1993-12-27 | 1994-11-22 | Ford Motor Company | Hybrid vehicle fuel vapor management apparatus |
US5835901A (en) * | 1994-01-25 | 1998-11-10 | Martin Marietta Corporation | Perceptive system including a neural network |
JPH07224729A (ja) * | 1994-02-09 | 1995-08-22 | Unisia Jecs Corp | 内燃機関の蒸発燃料処理装置 |
US5529047A (en) * | 1994-02-21 | 1996-06-25 | Nippondenso Co., Ltd. | Air-fuel ratio system for an internal combustion engine |
JP3632985B2 (ja) * | 1994-03-30 | 2005-03-30 | トヨタ自動車株式会社 | 蒸発燃料処理装置 |
JP3116718B2 (ja) * | 1994-04-22 | 2000-12-11 | トヨタ自動車株式会社 | 蒸発燃料処理装置 |
JP3194670B2 (ja) * | 1994-06-30 | 2001-07-30 | 三菱電機株式会社 | 内燃機関の電子制御装置 |
JP3438386B2 (ja) * | 1995-03-16 | 2003-08-18 | 日産自動車株式会社 | エンジンの燃料蒸気処理装置 |
JP3511722B2 (ja) * | 1995-03-20 | 2004-03-29 | 三菱電機株式会社 | 内燃機関の空燃比制御装置 |
JP3269751B2 (ja) * | 1995-06-22 | 2002-04-02 | 株式会社日立製作所 | 内燃機関制御装置 |
US5690086A (en) * | 1995-09-11 | 1997-11-25 | Nissan Motor Co., Ltd. | Air/fuel ratio control apparatus |
JP3095665B2 (ja) * | 1995-10-16 | 2000-10-10 | 株式会社日本自動車部品総合研究所 | 内燃機関の蒸発燃料制御装置 |
JP3610682B2 (ja) * | 1996-07-24 | 2005-01-19 | トヨタ自動車株式会社 | 内燃機関の蒸発燃料処理装置 |
US5950603A (en) * | 1998-05-08 | 1999-09-14 | Ford Global Technologies, Inc. | Vapor recovery control system for direct injection spark ignition engines |
JP2000018105A (ja) * | 1998-07-07 | 2000-01-18 | Nissan Motor Co Ltd | 内燃機関の制御装置 |
EP1106815A4 (de) * | 1998-08-10 | 2010-03-10 | Toyota Motor Co Ltd | Vorrichtung zur behandlung von verdampften brennstoff einer brennkraftmaschine |
US6230484B1 (en) * | 1999-08-02 | 2001-05-15 | Ford Global Technologies, Inc. | Direct injection engine control with a fuel vapor purge system |
US6237328B1 (en) * | 1999-08-02 | 2001-05-29 | Ford Global Technologies, Inc. | Engine control with a fuel vapor purge system |
US6256982B1 (en) * | 1999-08-02 | 2001-07-10 | Ford Global Technologies, Inc. | Fuel vapor purge for a direct injection engine |
JP3876722B2 (ja) * | 2001-06-28 | 2007-02-07 | トヨタ自動車株式会社 | 内燃機関の蒸発燃料処理装置 |
US6778898B1 (en) | 2003-02-14 | 2004-08-17 | Ford Global Technologies, Llc | Computer controller for vehicle and engine system with carbon canister vapor storage |
US6848426B2 (en) * | 2003-06-20 | 2005-02-01 | General Electric Company | Adaptive fuel control for an internal combustion engine |
US7150271B2 (en) * | 2004-12-20 | 2006-12-19 | General Motors Corporation | Vapor assisted cold start control algorithm |
JP4466474B2 (ja) * | 2005-05-20 | 2010-05-26 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US10746111B1 (en) | 2019-05-21 | 2020-08-18 | Ford Global Technologies, Llc | Systems and methods for improving vehicle engine stability |
US10961937B2 (en) | 2019-05-21 | 2021-03-30 | Ford Global Technologies, Llc | Systems and methods for improving vehicle engine stability |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57165644A (en) * | 1981-04-07 | 1982-10-12 | Nippon Denso Co Ltd | Control method of air-fuel ratio |
US4677956A (en) * | 1985-07-19 | 1987-07-07 | Ford Motor Company | Solenoid duty cycle modulation for dynamic control of refueling vapor purge transient flow |
US4641623A (en) * | 1985-07-29 | 1987-02-10 | Ford Motor Company | Adaptive feedforward air/fuel ratio control for vapor recovery purge system |
JPH0654104B2 (ja) * | 1985-12-03 | 1994-07-20 | マツダ株式会社 | エンジンの空燃比制御装置 |
US4741318A (en) * | 1986-08-22 | 1988-05-03 | General Motors Corporation | Canister purge controller |
JP2503474B2 (ja) * | 1987-01-28 | 1996-06-05 | トヨタ自動車株式会社 | 空燃比制御装置 |
US4748959A (en) * | 1987-05-04 | 1988-06-07 | Ford Motor Company | Regulation of engine parameters in response to vapor recovery purge systems |
US4715340A (en) * | 1987-05-04 | 1987-12-29 | Ford Motor Company | Reduction of HC emissions for vapor recovery purge systems |
JPS63190541U (de) * | 1987-05-27 | 1988-12-08 | ||
US4886026A (en) * | 1988-09-01 | 1989-12-12 | Ford Motor Company | Fuel injection control system |
-
1990
- 1990-12-03 US US07/620,952 patent/US5090388A/en not_active Expired - Lifetime
-
1991
- 1991-10-04 CA CA002052774A patent/CA2052774A1/en not_active Abandoned
- 1991-10-21 EP EP91309715A patent/EP0489490B1/de not_active Expired - Lifetime
- 1991-10-21 DE DE69123559T patent/DE69123559T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0489490A3 (en) | 1992-12-16 |
CA2052774A1 (en) | 1992-06-04 |
DE69123559T2 (de) | 1997-04-24 |
EP0489490B1 (de) | 1996-12-11 |
US5090388A (en) | 1992-02-25 |
EP0489490A2 (de) | 1992-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: FORD-WERKE GMBH, 50735 KOELN, DE |