DE3229763C2 - - Google Patents
Info
- Publication number
- DE3229763C2 DE3229763C2 DE3229763A DE3229763A DE3229763C2 DE 3229763 C2 DE3229763 C2 DE 3229763C2 DE 3229763 A DE3229763 A DE 3229763A DE 3229763 A DE3229763 A DE 3229763A DE 3229763 C2 DE3229763 C2 DE 3229763C2
- Authority
- DE
- Germany
- Prior art keywords
- fuel
- compensation factor
- air
- learning
- feedback
- 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
Links
- 239000000446 fuel Substances 0.000 claims description 61
- 238000000034 method Methods 0.000 claims description 16
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 8
- 230000006870 function Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000012935 Averaging Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000012937 correction Methods 0.000 description 15
- 230000010354 integration Effects 0.000 description 14
- 238000002347 injection Methods 0.000 description 13
- 239000007924 injection Substances 0.000 description 13
- 239000000498 cooling water Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 201000009482 yaws Diseases 0.000 description 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
- F02D41/24—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
- F02D41/263—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor the program execution being modifiable by physical parameters
-
- 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)
- F02D41/1483—Proportional component
-
- 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
- F02D41/1491—Replacing of the control value by a mean 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
- F02D41/24—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
-
- 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
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
- F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen
-
- 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
- F02D41/2477—Methods of calibrating or learning characterised by the method used for learning
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56124152A JPS5825540A (ja) | 1981-08-10 | 1981-08-10 | 空燃比制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3229763A1 DE3229763A1 (de) | 1983-02-24 |
| DE3229763C2 true DE3229763C2 (en, 2012) | 1989-12-28 |
Family
ID=14878218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823229763 Granted DE3229763A1 (de) | 1981-08-10 | 1982-08-10 | Verfahren und vorrichtung zum regeln des kraftstoff-luft-verhaeltnisses fuer eine brennkraftmaschine |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4467770A (en, 2012) |
| JP (1) | JPS5825540A (en, 2012) |
| DE (1) | DE3229763A1 (en, 2012) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57122135A (en) * | 1981-01-22 | 1982-07-29 | Toyota Motor Corp | Air fuel ratio control method |
| JPH065047B2 (ja) * | 1983-06-07 | 1994-01-19 | 日本電装株式会社 | 空燃比制御装置 |
| JPS6090944A (ja) * | 1983-10-24 | 1985-05-22 | Japan Electronic Control Syst Co Ltd | 電子制御燃料噴射式内燃機関の空燃比学習制御装置 |
| DE3341015C2 (de) * | 1983-11-12 | 1987-03-26 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung für ein Kraftstoffzumeßsystem bei einer Brennkraftmaschine |
| JPS60125742A (ja) * | 1983-12-12 | 1985-07-05 | Nissan Motor Co Ltd | 内燃機関の制御装置 |
| JPS60142031A (ja) * | 1983-12-29 | 1985-07-27 | Toyota Motor Corp | 内燃機関の空燃比学習制御方法 |
| GB2165063B (en) * | 1984-01-24 | 1987-08-12 | Japan Electronic Control Syst | Air/fuel mixture ratio learning controller in electronic control fuel injection internal combustion engine |
| DE3403395C2 (de) * | 1984-02-01 | 1987-04-23 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zur Kraftstoff-Luft-Gemischzumessung für eine Brennkraftmaschine |
| JPS6125949A (ja) * | 1984-07-13 | 1986-02-05 | Fuji Heavy Ind Ltd | 自動車用エンジンの電子制御方法 |
| JP2554854B2 (ja) * | 1984-07-27 | 1996-11-20 | 富士重工業株式会社 | 自動車用エンジンの学習制御方法 |
| JPS6143245A (ja) * | 1984-08-08 | 1986-03-01 | Toyota Motor Corp | アイドル回転速度制御装置 |
| JPS61169635A (ja) * | 1985-01-23 | 1986-07-31 | Hitachi Ltd | 空燃比制御方法 |
| JPS6217336A (ja) * | 1985-07-16 | 1987-01-26 | Mazda Motor Corp | エンジンの燃料噴射制御装置 |
| JPS6217335A (ja) * | 1985-07-16 | 1987-01-26 | Mazda Motor Corp | エンジンの燃料噴射制御装置 |
| JPS6223557A (ja) * | 1985-07-24 | 1987-01-31 | Hitachi Ltd | 内燃機関の学習制御方法 |
| US4751907A (en) * | 1985-09-27 | 1988-06-21 | Nissan Motor Co., Ltd. | Air/fuel ratio detecting apparatus for internal combustion engines |
| GB2189627B (en) * | 1986-04-24 | 1990-10-17 | Honda Motor Co Ltd | Method of air/fuel ratio control for internal combustion engine |
| JPS6397843A (ja) * | 1986-10-13 | 1988-04-28 | Nippon Denso Co Ltd | 内燃機関の燃料噴射制御装置 |
| JPS6367643U (en, 2012) * | 1986-10-22 | 1988-05-07 | ||
| JPH0833131B2 (ja) * | 1987-06-26 | 1996-03-29 | 日産自動車株式会社 | 内燃機関の空燃比制御装置 |
| DE3800176A1 (de) * | 1988-01-07 | 1989-07-20 | Bosch Gmbh Robert | Steuereinrichtung fuer eine brennkraftmaschine und verfahren zum einstellen von parametern der einrichtung |
| JPH01216047A (ja) * | 1988-02-24 | 1989-08-30 | Hitachi Ltd | エンジンの空燃比制御方法および装置 |
| JPH0237147A (ja) * | 1988-07-27 | 1990-02-07 | Mitsubishi Electric Corp | 空燃比制御装置 |
| IT1250986B (it) * | 1991-07-26 | 1995-04-27 | Weber Srl | Sistema con controllo adattativo della quantita' di benzina iniettata per un sistema di iniezione elettronica |
| GB2266923B (en) * | 1992-05-07 | 1995-07-19 | Rover Group | Internal combustion engine fuel supply |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4224710A (en) * | 1978-11-30 | 1980-09-30 | Solow Terry S | Toothbrush for the whole mouth |
| JPS562437A (en) * | 1979-06-19 | 1981-01-12 | Nippon Denso Co Ltd | Air-fuel ratio controller |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4130095A (en) * | 1977-07-12 | 1978-12-19 | General Motors Corporation | Fuel control system with calibration learning capability for motor vehicle internal combustion engine |
| US4235204A (en) * | 1979-04-02 | 1980-11-25 | General Motors Corporation | Fuel control with learning capability for motor vehicle combustion engine |
| US4224910A (en) * | 1979-04-10 | 1980-09-30 | General Motors Corporation | Closed loop fuel control system with air/fuel sensor voting logic |
-
1981
- 1981-08-10 JP JP56124152A patent/JPS5825540A/ja active Granted
-
1982
- 1982-08-05 US US06/405,578 patent/US4467770A/en not_active Expired - Lifetime
- 1982-08-10 DE DE19823229763 patent/DE3229763A1/de active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4224710A (en) * | 1978-11-30 | 1980-09-30 | Solow Terry S | Toothbrush for the whole mouth |
| JPS562437A (en) * | 1979-06-19 | 1981-01-12 | Nippon Denso Co Ltd | Air-fuel ratio controller |
| US4348728A (en) * | 1979-06-19 | 1982-09-07 | Nippondenso Co., Ltd. | Air-fuel ratio controlling method and apparatus therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6212382B2 (en, 2012) | 1987-03-18 |
| DE3229763A1 (de) | 1983-02-24 |
| US4467770A (en) | 1984-08-28 |
| JPS5825540A (ja) | 1983-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: F02D 41/26 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) |