JPS6356414B2 - - Google Patents
Info
- Publication number
- JPS6356414B2 JPS6356414B2 JP58076224A JP7622483A JPS6356414B2 JP S6356414 B2 JPS6356414 B2 JP S6356414B2 JP 58076224 A JP58076224 A JP 58076224A JP 7622483 A JP7622483 A JP 7622483A JP S6356414 B2 JPS6356414 B2 JP S6356414B2
- Authority
- JP
- Japan
- Prior art keywords
- correction coefficient
- fuel ratio
- air
- learning
- learning correction
- 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 64
- 238000002347 injection Methods 0.000 claims description 34
- 239000007924 injection Substances 0.000 claims description 34
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 230000001052 transient effect Effects 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007493 shaping process Methods 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
- F02D41/2406—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
- F02D41/24—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
- F02D41/2441—Methods of calibrating or learning characterised by the learning conditions
-
- 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)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7622483A JPS59203831A (ja) | 1983-05-02 | 1983-05-02 | 電子制御燃料噴射式内燃機関における空燃比の学習制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7622483A JPS59203831A (ja) | 1983-05-02 | 1983-05-02 | 電子制御燃料噴射式内燃機関における空燃比の学習制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59203831A JPS59203831A (ja) | 1984-11-19 |
| JPS6356414B2 true JPS6356414B2 (bs) | 1988-11-08 |
Family
ID=13599200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7622483A Granted JPS59203831A (ja) | 1983-05-02 | 1983-05-02 | 電子制御燃料噴射式内燃機関における空燃比の学習制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59203831A (bs) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4655188A (en) * | 1984-01-24 | 1987-04-07 | Japan Electronic Control Systems Co., Ltd. | Apparatus for learning control of air-fuel ratio of air-fuel mixture in electronically controlled fuel injection type internal combustion engine |
| JPS627951A (ja) * | 1985-07-04 | 1987-01-14 | Mazda Motor Corp | 電子燃料噴射制御装置 |
| JPS6270641A (ja) * | 1985-09-24 | 1987-04-01 | Japan Electronic Control Syst Co Ltd | 内燃機関の学習制御装置 |
| US4854287A (en) * | 1986-10-21 | 1989-08-08 | Japan Electronic Control Systems Co., Ltd. | Apparatus for learning and controlling air/fuel ratio in internal combustion engine |
| JPH0431643A (ja) * | 1990-05-28 | 1992-02-03 | Japan Electron Control Syst Co Ltd | 内燃機関の燃料供給装置 |
| JP4501769B2 (ja) * | 2005-05-02 | 2010-07-14 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59196942A (ja) * | 1983-04-14 | 1984-11-08 | Mazda Motor Corp | エンジンの空燃比制御装置 |
-
1983
- 1983-05-02 JP JP7622483A patent/JPS59203831A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59196942A (ja) * | 1983-04-14 | 1984-11-08 | Mazda Motor Corp | エンジンの空燃比制御装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59203831A (ja) | 1984-11-19 |
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