JPH0452384B2 - - Google Patents
Info
- Publication number
- JPH0452384B2 JPH0452384B2 JP58175125A JP17512583A JPH0452384B2 JP H0452384 B2 JPH0452384 B2 JP H0452384B2 JP 58175125 A JP58175125 A JP 58175125A JP 17512583 A JP17512583 A JP 17512583A JP H0452384 B2 JPH0452384 B2 JP H0452384B2
- Authority
- JP
- Japan
- Prior art keywords
- injection time
- fuel injection
- correction amount
- amount
- air
- 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 117
- 238000002347 injection Methods 0.000 claims description 82
- 239000007924 injection Substances 0.000 claims description 82
- 238000000034 method Methods 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 8
- 230000003247 decreasing effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 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
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000006870 function Effects 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
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 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
- F02D41/2464—Characteristics of actuators
- F02D41/2467—Characteristics of actuators for injectors
-
- 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
- F02D41/2477—Methods of calibrating or learning characterised by the method used for learning
- F02D41/248—Methods of calibrating or learning characterised by the method used for learning using a plurality of learned values
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58175125A JPS6067744A (ja) | 1983-09-21 | 1983-09-21 | 空燃比制御方法 |
| US06/629,969 US4542730A (en) | 1983-09-21 | 1984-07-11 | Method and apparatus for controlling air-fuel ratio of mixture for combustion engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58175125A JPS6067744A (ja) | 1983-09-21 | 1983-09-21 | 空燃比制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6067744A JPS6067744A (ja) | 1985-04-18 |
| JPH0452384B2 true JPH0452384B2 (en]) | 1992-08-21 |
Family
ID=15990719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58175125A Granted JPS6067744A (ja) | 1983-09-21 | 1983-09-21 | 空燃比制御方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4542730A (en]) |
| JP (1) | JPS6067744A (en]) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61187560A (ja) * | 1985-02-15 | 1986-08-21 | Diesel Kiki Co Ltd | 燃料噴射時期制御方法 |
| JPS61272451A (ja) * | 1985-05-29 | 1986-12-02 | Hitachi Ltd | 内燃機関の制御装置 |
| 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 |
| DE3539395A1 (de) * | 1985-11-07 | 1987-05-14 | Bosch Gmbh Robert | Verfahren und einrichtung zur adaption der gemischsteuerung bei brennkraftmaschinen |
| US4763629A (en) * | 1986-02-14 | 1988-08-16 | Mazda Motor Corporation | Air-fuel ratio control system for engine |
| JPS62210126A (ja) * | 1986-03-11 | 1987-09-16 | Nissan Motor Co Ltd | ラジエ−タのアツパ−マウント構造 |
| JP2914973B2 (ja) * | 1988-01-13 | 1999-07-05 | 株式会社日立製作所 | 電子式エンジン制御装置 |
| US5050562A (en) * | 1988-01-13 | 1991-09-24 | Hitachi, Ltd. | Apparatus and method for controlling a car |
| US5749346A (en) * | 1995-02-23 | 1998-05-12 | Hirel Holdings, Inc. | Electronic control unit for controlling an electronic injector fuel delivery system and method of controlling an electronic injector fuel delivery system |
| JPH09257553A (ja) * | 1996-03-22 | 1997-10-03 | Yazaki Corp | 自重測定装置 |
| JP6597498B2 (ja) * | 2016-06-27 | 2019-10-30 | トヨタ自動車株式会社 | 内燃機関の空燃比制御装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5596339A (en) * | 1979-01-13 | 1980-07-22 | Nippon Denso Co Ltd | Air-fuel ratio control method |
| JPS55134728A (en) * | 1979-04-04 | 1980-10-20 | Nippon Denso Co Ltd | Method for protecting exhaust-gas purifying apparatus from overheat |
| JPS55134731A (en) * | 1979-04-05 | 1980-10-20 | Nippon Denso Co Ltd | Controlling method of air-fuel ratio |
| JPS56138438A (en) * | 1980-03-28 | 1981-10-29 | Nippon Denso Co Ltd | Control method of air-fuel ratio |
-
1983
- 1983-09-21 JP JP58175125A patent/JPS6067744A/ja active Granted
-
1984
- 1984-07-11 US US06/629,969 patent/US4542730A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4542730A (en) | 1985-09-24 |
| JPS6067744A (ja) | 1985-04-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |