KR910012521A - 내연기관의 공연비 제어장치 - Google Patents
내연기관의 공연비 제어장치Info
- Publication number
- KR910012521A KR910012521A KR1019900020388A KR900020388A KR910012521A KR 910012521 A KR910012521 A KR 910012521A KR 1019900020388 A KR1019900020388 A KR 1019900020388A KR 900020388 A KR900020388 A KR 900020388A KR 910012521 A KR910012521 A KR 910012521A
- Authority
- KR
- South Korea
- Prior art keywords
- combustion engine
- internal combustion
- air
- fuel ratio
- cylinder
- Prior art date
Links
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
- F02D41/04—Introducing corrections for particular operating 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
- F02D41/22—Safety or indicating devices for abnormal 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
- F02D41/008—Controlling each cylinder individually
- F02D41/0087—Selective cylinder activation, i.e. partial cylinder operation
-
- 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
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
- F02D41/1441—Plural sensors
- F02D41/1443—Plural sensors with one sensor per cylinder or group of cylinders
-
- 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
- F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
- F02D41/1474—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method by detecting the commutation time of the sensor
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)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 이 발명은 한 실시예의 공연비제어장치를 나타내는 구성도.
Claims (2)
- 복수기통의 내연기관과, 이 내연기관의 각기통에 대응하는 배기통로에 각각 설치되고, 각기통으로부터의 배기가스의 성분을 검출하는 복수개의 산소센서와, 이 산소센서의 출력에 따라 상기 내연기관에 대응하는 기통의 공연비를 각각 독립으로 제어하는 콘트롤유니트를 갖추고, 상기 산소센서의 출력신호의 판독타이밍을 각 대응하는 기통의 배기공정 또는 약간 늦어진 기간에 설정한 것을 특징으로 하는 내연기관의 공연비 제어장치.
- 제1항에 있어서, 내연기관의 각기통에 대응하여 연료를 공급하는 복수개의 인젝터를 갖추고 산소센서의 출력이 소정시간 리치 린측레벨을 계속하였을 때 이 산소센서에 대응하는 인젝터의 동작을 정지시켜 대응하는 기통으로의 연료공급을 정지시키는 것을 특징으로 하는 내연기관의 공연비제어장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1333938A JP2863229B2 (ja) | 1989-12-22 | 1989-12-22 | 内燃機関の空燃比制御装置 |
JP1-333938 | 1989-12-22 | ||
JP???1-333938 | 1989-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910012521A true KR910012521A (ko) | 1991-08-08 |
KR940000343B1 KR940000343B1 (ko) | 1994-01-17 |
Family
ID=18271655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900020388A KR940000343B1 (ko) | 1989-12-22 | 1990-12-12 | 내연기관의 공연비제어장치 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5199408A (ko) |
JP (1) | JP2863229B2 (ko) |
KR (1) | KR940000343B1 (ko) |
DE (1) | DE4040527C2 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA928141B (en) * | 1991-10-23 | 1993-04-29 | Transcom Gas Tech | Gas delivery system. |
DE4136911A1 (de) * | 1991-11-09 | 1993-05-13 | Till Keesmann | Verfahren zur katalytischen nachverbrennung der abgase einer mit mehreren zylindern ausgestatteten brennkraftmaschine und vorrichtung zur ausuebung dieses verfahrens |
EP0553570B1 (en) * | 1991-12-27 | 1998-04-22 | Honda Giken Kogyo Kabushiki Kaisha | Method for detecting and controlling air-fuel ratio in internal combustion engines |
IT1260234B (it) * | 1992-12-18 | 1996-04-02 | Sistema di controllo a loop chiuso integrato, multifunzione, senza mappatura e auto-adattivo per motori endotermici | |
JP3162553B2 (ja) * | 1993-09-13 | 2001-05-08 | 本田技研工業株式会社 | 内燃機関の空燃比フィードバック制御装置 |
DE4408880A1 (de) * | 1994-03-16 | 1995-09-21 | Bayerische Motoren Werke Ag | Verfahren zur Einstellung eines gewünschten Mischungsverhältnisses von Kraftstoffmenge zu Ansaugluftmenge |
US5657736A (en) * | 1994-12-30 | 1997-08-19 | Honda Giken Kogyo Kabushiki Kaisha | Fuel metering control system for internal combustion engine |
DE19523987C2 (de) * | 1995-06-30 | 1999-07-29 | Siemens Ag | Abgassensor |
US6055970A (en) * | 1997-10-24 | 2000-05-02 | Sanshin Kogyo Kabushiki Kaisha | Control system for an outboard motor |
DE10115902C1 (de) * | 2001-03-30 | 2002-07-04 | Siemens Ag | Lambda-Zylindergleichstellungsverfahren |
US7031828B1 (en) * | 2003-08-28 | 2006-04-18 | John M. Thompson | Engine misfire detection system |
US7089922B2 (en) * | 2004-12-23 | 2006-08-15 | Cummins, Incorporated | Apparatus, system, and method for minimizing NOx in exhaust gasses |
US9279406B2 (en) | 2012-06-22 | 2016-03-08 | Illinois Tool Works, Inc. | System and method for analyzing carbon build up in an engine |
CN114294120B (zh) * | 2021-12-29 | 2023-09-22 | 联合汽车电子有限公司 | 氧传感器电压信号采集方法及其装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2229928C3 (de) * | 1972-06-20 | 1981-03-19 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren und Vorrichtung zur Verminderung von schädlichen Anteilen der Abgasemission von Brennkraftmaschinen |
DE2301354C3 (de) * | 1973-01-12 | 1981-03-12 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zum Regeln des Kraftstoff-Luftverhältnisses bei Brennkraftmaschinen |
JPS517305A (en) * | 1974-07-05 | 1976-01-21 | Nissan Motor | Takitonainenkikanno shitsukakenshutsusochi |
DE3008618A1 (de) * | 1980-03-06 | 1981-09-10 | Robert Bosch Gmbh, 7000 Stuttgart | Kraftstoffversorgungsanlage |
JPS57122144A (en) * | 1981-01-20 | 1982-07-29 | Nissan Motor Co Ltd | Air fuel ratio feedback control unit |
JPS5923046A (ja) * | 1982-07-27 | 1984-02-06 | Mazda Motor Corp | 多気筒エンジンの空燃比制御装置 |
JPS59101562A (ja) * | 1982-11-30 | 1984-06-12 | Mazda Motor Corp | 多気筒エンジンの空燃比制御装置 |
DE3339429A1 (de) * | 1983-10-29 | 1985-05-09 | Volkswagenwerk Ag, 3180 Wolfsburg | Einrichtung zur reduzierung von abgas-schadstoffen |
DE3620775A1 (de) * | 1985-06-28 | 1987-01-08 | Volkswagen Ag | Kraftstoffzufuehreinrichtung |
JPS63131847A (ja) * | 1986-04-28 | 1988-06-03 | Mitsubishi Electric Corp | 車両用制御装置 |
DE3633671A1 (de) * | 1986-10-03 | 1988-04-14 | Vdo Schindling | Verfahren fuer kraftstoffeinspritzung |
JPH0718366B2 (ja) * | 1986-11-08 | 1995-03-06 | トヨタ自動車株式会社 | 内燃機関の空燃比制御装置 |
JPH0723702B2 (ja) * | 1986-12-27 | 1995-03-15 | マツダ株式会社 | 燃料制御装置 |
US4951632A (en) * | 1988-04-25 | 1990-08-28 | Honda Giken Kogyo K.K. | Exhaust gas component concentration sensing device and method of detecting failure thereof |
JPH034157A (ja) * | 1989-06-01 | 1991-01-10 | Nissan Motor Co Ltd | 窒素酸化物濃度の計測装置 |
-
1989
- 1989-12-22 JP JP1333938A patent/JP2863229B2/ja not_active Expired - Fee Related
-
1990
- 1990-12-12 KR KR1019900020388A patent/KR940000343B1/ko not_active IP Right Cessation
- 1990-12-18 DE DE4040527A patent/DE4040527C2/de not_active Expired - Fee Related
-
1992
- 1992-01-27 US US07/825,315 patent/US5199408A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE4040527A1 (de) | 1991-07-18 |
JPH03194144A (ja) | 1991-08-23 |
JP2863229B2 (ja) | 1999-03-03 |
KR940000343B1 (ko) | 1994-01-17 |
DE4040527C2 (de) | 1995-06-01 |
US5199408A (en) | 1993-04-06 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20070110 Year of fee payment: 14 |
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LAPS | Lapse due to unpaid annual fee |