JPH0467575B2 - - Google Patents
Info
- Publication number
- JPH0467575B2 JPH0467575B2 JP58158882A JP15888283A JPH0467575B2 JP H0467575 B2 JPH0467575 B2 JP H0467575B2 JP 58158882 A JP58158882 A JP 58158882A JP 15888283 A JP15888283 A JP 15888283A JP H0467575 B2 JPH0467575 B2 JP H0467575B2
- Authority
- JP
- Japan
- Prior art keywords
- value
- correction coefficient
- fuel ratio
- air
- predetermined number
- 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 152
- 238000012937 correction Methods 0.000 claims description 120
- 238000002347 injection Methods 0.000 claims description 36
- 239000007924 injection Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 31
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 102100031584 Cell division cycle-associated 7-like protein Human genes 0.000 description 1
- 101000777638 Homo sapiens Cell division cycle-associated 7-like protein Proteins 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000001447 compensatory effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000006870 function Effects 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
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1497—With detection of the mechanical response of the engine
-
- 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
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/047—Taking into account fuel evaporation or wall wetting
-
- 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
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
-
- 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
- F02D41/30—Controlling fuel injection
- F02D41/32—Controlling fuel injection of the low pressure type
-
- 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
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/08—Introducing corrections for particular operating conditions for idling
-
- 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
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
- F02D41/2474—Characteristics of sensors
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58158882A JPS6050250A (ja) | 1983-08-30 | 1983-08-30 | 空燃比制御方法 |
| US06/643,711 US4561399A (en) | 1983-08-30 | 1984-08-24 | Method of controlling air-fuel ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58158882A JPS6050250A (ja) | 1983-08-30 | 1983-08-30 | 空燃比制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6050250A JPS6050250A (ja) | 1985-03-19 |
| JPH0467575B2 true JPH0467575B2 (OSRAM) | 1992-10-28 |
Family
ID=15681443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58158882A Granted JPS6050250A (ja) | 1983-08-30 | 1983-08-30 | 空燃比制御方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4561399A (OSRAM) |
| JP (1) | JPS6050250A (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6350644A (ja) * | 1986-08-13 | 1988-03-03 | Fuji Heavy Ind Ltd | エンジンの空燃比制御装置 |
| JPH0830451B2 (ja) * | 1987-04-20 | 1996-03-27 | トヨタ自動車株式会社 | 内燃機関の排気ガス再循環装置のダイアグノーシス装置 |
| JPS6460737A (en) * | 1987-08-31 | 1989-03-07 | Japan Electronic Control Syst | Electronically controlled fuel injection device for internal combustion engine |
| IT1218998B (it) * | 1988-02-05 | 1990-04-24 | Weber Srl | Sistema di imiezione elettronica di carburante per motori a scoppio |
| CN114111971B (zh) * | 2021-11-09 | 2025-03-14 | 国电投周口燃气热电有限公司 | 一种智能汽包水位测量修正系统 |
| CN115288867B (zh) * | 2022-08-18 | 2023-07-28 | 奇瑞汽车股份有限公司 | 海拔修正系数的确定方法及装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57148039A (en) * | 1981-03-10 | 1982-09-13 | Nissan Motor Co Ltd | Altitude corrector for engine fuel feeder |
| JPS582444A (ja) * | 1981-06-26 | 1983-01-08 | Nippon Denso Co Ltd | 空燃比制御方法 |
| JPS5888435A (ja) * | 1981-11-19 | 1983-05-26 | Honda Motor Co Ltd | 吸気温度による補正機能を有する内燃エンジンの空燃比補正装置 |
| JPS58150046A (ja) * | 1982-03-03 | 1983-09-06 | Hitachi Ltd | 燃料噴射制御装置 |
| JPS58192947A (ja) * | 1982-05-04 | 1983-11-10 | Nippon Denso Co Ltd | 内燃機関制御方法 |
-
1983
- 1983-08-30 JP JP58158882A patent/JPS6050250A/ja active Granted
-
1984
- 1984-08-24 US US06/643,711 patent/US4561399A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4561399A (en) | 1985-12-31 |
| JPS6050250A (ja) | 1985-03-19 |
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