JPH0226696B2 - - Google Patents
Info
- Publication number
- JPH0226696B2 JPH0226696B2 JP59009446A JP944684A JPH0226696B2 JP H0226696 B2 JPH0226696 B2 JP H0226696B2 JP 59009446 A JP59009446 A JP 59009446A JP 944684 A JP944684 A JP 944684A JP H0226696 B2 JPH0226696 B2 JP H0226696B2
- Authority
- JP
- Japan
- Prior art keywords
- correction coefficient
- learning
- fuel ratio
- air
- injection amount
- 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
- 239000000446 fuel Substances 0.000 claims description 77
- 238000012937 correction Methods 0.000 claims description 60
- 238000002347 injection Methods 0.000 claims description 37
- 239000007924 injection Substances 0.000 claims description 37
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 8
- 230000001052 transient effect Effects 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 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
- 238000012545 processing Methods 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
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B1/00—Engines characterised by fuel-air mixture compression
- F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
- F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
-
- 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)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP944684A JPS60153446A (ja) | 1984-01-24 | 1984-01-24 | 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 |
| DE3590028A DE3590028C2 (US07943777-20110517-C00090.png) | 1984-01-24 | 1985-01-23 | |
| US06/768,480 US4655188A (en) | 1984-01-24 | 1985-01-23 | Apparatus for learning control of air-fuel ratio of air-fuel mixture in electronically controlled fuel injection type internal combustion engine |
| PCT/JP1985/000024 WO1985003329A1 (en) | 1984-01-24 | 1985-01-23 | Air/fuel mixture ratio learning controller in electronic control fuel injection internal combustion engine |
| DE19853590028 DE3590028T (de) | 1984-01-24 | 1985-01-23 | Lernfähige Brennstoffeinspritz-Regelvorrichtung |
| GB08522612A GB2165063B (en) | 1984-01-24 | 1985-01-23 | Air/fuel mixture ratio learning controller in electronic control fuel injection internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP944684A JPS60153446A (ja) | 1984-01-24 | 1984-01-24 | 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 |
|---|---|
| JPS60153446A JPS60153446A (ja) | 1985-08-12 |
| JPH0226696B2 true JPH0226696B2 (US07943777-20110517-C00090.png) | 1990-06-12 |
Family
ID=11720517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP944684A Granted JPS60153446A (ja) | 1984-01-24 | 1984-01-24 | 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) | JPS60153446A (US07943777-20110517-C00090.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62101862A (ja) * | 1985-10-29 | 1987-05-12 | Japan Electronic Control Syst Co Ltd | 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 |
| JPH02308950A (ja) * | 1989-05-25 | 1990-12-21 | Japan Electron Control Syst Co Ltd | 内燃機関の制御装置における空気漏れ自己診断装置及び空気漏れ学習補正装置 |
| JP5829954B2 (ja) * | 2012-03-09 | 2015-12-09 | トヨタ自動車株式会社 | 内燃機関の燃料噴射制御装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57105532A (en) * | 1980-12-24 | 1982-07-01 | Toyota Motor Corp | Air-fuel ratio controlling method |
| JPS6065254A (ja) * | 1983-09-20 | 1985-04-15 | Hitachi Ltd | 電子式内燃機関制御装置 |
-
1984
- 1984-01-24 JP JP944684A patent/JPS60153446A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57105532A (en) * | 1980-12-24 | 1982-07-01 | Toyota Motor Corp | Air-fuel ratio controlling method |
| JPS6065254A (ja) * | 1983-09-20 | 1985-04-15 | Hitachi Ltd | 電子式内燃機関制御装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60153446A (ja) | 1985-08-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |