DE3700401C2 - - Google Patents
Info
- Publication number
- DE3700401C2 DE3700401C2 DE3700401A DE3700401A DE3700401C2 DE 3700401 C2 DE3700401 C2 DE 3700401C2 DE 3700401 A DE3700401 A DE 3700401A DE 3700401 A DE3700401 A DE 3700401A DE 3700401 C2 DE3700401 C2 DE 3700401C2
- Authority
- DE
- Germany
- Prior art keywords
- air
- value
- fuel ratio
- internal combustion
- combustion engine
- 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 88
- 238000002485 combustion reaction Methods 0.000 claims description 58
- 230000007704 transition Effects 0.000 claims description 35
- 239000000203 mixture Substances 0.000 claims description 31
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 10
- 239000003054 catalyst Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 7
- 238000005070 sampling Methods 0.000 claims 3
- 238000000746 purification Methods 0.000 claims 1
- 230000001133 acceleration Effects 0.000 description 23
- 230000003197 catalytic effect Effects 0.000 description 16
- 238000002347 injection Methods 0.000 description 14
- 239000007924 injection Substances 0.000 description 14
- 238000012937 correction Methods 0.000 description 8
- 230000009467 reduction Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 206010006895 Cachexia Diseases 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 208000026500 emaciation Diseases 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000009123 feedback regulation Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 230000001629 suppression 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
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
- F02D41/1479—Using a comparator with variable reference
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61003199A JPS62162746A (ja) | 1986-01-10 | 1986-01-10 | 空燃比制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3700401A1 DE3700401A1 (de) | 1987-07-16 |
| DE3700401C2 true DE3700401C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-05-11 |
Family
ID=11550752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19873700401 Granted DE3700401A1 (de) | 1986-01-10 | 1987-01-08 | Gemischregelvorrichtung fuer einen magermotor |
Country Status (3)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19645389C1 (de) * | 1996-11-04 | 1998-03-26 | Daimler Benz Ag | Verfahren zur Regelung der Vollasteinspritzmenge einer Dieselbrennkraftmaschine |
| DE10004416A1 (de) * | 2000-02-02 | 2001-08-09 | Delphi Tech Inc | Verfahren zum Einstellen des Luft-Kraftstoff-Verhältnisses bei einem Verbrennungsmotor |
Families Citing this family (61)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3870782D1 (de) * | 1987-09-22 | 1992-06-11 | Japan Electronic Control Syst | Elektronische steuerungsvorrichtung fuer das kraftstoff-luftverhaeltnis eines inneren verbrennungsmotors. |
| US4878473A (en) * | 1987-09-30 | 1989-11-07 | Japan Electronic Control Systems Co. Ltd. | Internal combustion engine with electronic air-fuel ratio control apparatus |
| JPH04314965A (ja) * | 1991-02-20 | 1992-11-06 | Nippondenso Co Ltd | 点火時期制御装置 |
| DE4118575C2 (de) * | 1991-06-06 | 2000-02-03 | Bosch Gmbh Robert | Verfahren und Vorrichtung zum Bestimmen eines Lambdareglerparameters |
| US5280756A (en) * | 1992-02-04 | 1994-01-25 | Stone & Webster Engineering Corp. | NOx Emissions advisor and automation system |
| JP3149813B2 (ja) | 1997-04-30 | 2001-03-26 | 三菱自動車工業株式会社 | 筒内噴射型内燃機関の燃料噴射制御装置 |
| JP2000008911A (ja) * | 1998-06-19 | 2000-01-11 | Mitsubishi Electric Corp | エンジン用燃料噴射量制御装置 |
| US6311484B1 (en) | 2000-02-22 | 2001-11-06 | Engelhard Corporation | System for reducing NOx transient emission |
| US6499293B1 (en) | 2000-03-17 | 2002-12-31 | Ford Global Technologies, Inc. | Method and system for reducing NOx tailpipe emissions of a lean-burn internal combustion engine |
| US6594989B1 (en) | 2000-03-17 | 2003-07-22 | Ford Global Technologies, Llc | Method and apparatus for enhancing fuel economy of a lean burn internal combustion engine |
| US6360530B1 (en) | 2000-03-17 | 2002-03-26 | Ford Global Technologies, Inc. | Method and apparatus for measuring lean-burn engine emissions |
| US6539704B1 (en) | 2000-03-17 | 2003-04-01 | Ford Global Technologies, Inc. | Method for improved vehicle performance |
| US6427437B1 (en) | 2000-03-17 | 2002-08-06 | Ford Global Technologies, Inc. | Method for improved performance of an engine emission control system |
| US6327847B1 (en) | 2000-03-17 | 2001-12-11 | Ford Global Technologies, Inc. | Method for improved performance of a vehicle |
| US6308697B1 (en) | 2000-03-17 | 2001-10-30 | Ford Global Technologies, Inc. | Method for improved air-fuel ratio control in engines |
| US6843051B1 (en) | 2000-03-17 | 2005-01-18 | Ford Global Technologies, Llc | Method and apparatus for controlling lean-burn engine to purge trap of stored NOx |
| US6487849B1 (en) | 2000-03-17 | 2002-12-03 | Ford Global Technologies, Inc. | Method and apparatus for controlling lean-burn engine based upon predicted performance impact and trap efficiency |
| US6481199B1 (en) | 2000-03-17 | 2002-11-19 | Ford Global Technologies, Inc. | Control for improved vehicle performance |
| US6629453B1 (en) | 2000-03-17 | 2003-10-07 | Ford Global Technologies, Llc | Method and apparatus for measuring the performance of an emissions control device |
| US6374597B1 (en) | 2000-03-17 | 2002-04-23 | Ford Global Technologies, Inc. | Method and apparatus for accessing ability of lean NOx trap to store exhaust gas constituent |
| US6477832B1 (en) | 2000-03-17 | 2002-11-12 | Ford Global Technologies, Inc. | Method for improved performance of a vehicle having an internal combustion engine |
| US6308515B1 (en) | 2000-03-17 | 2001-10-30 | Ford Global Technologies, Inc. | Method and apparatus for accessing ability of lean NOx trap to store exhaust gas constituent |
| US6810659B1 (en) | 2000-03-17 | 2004-11-02 | Ford Global Technologies, Llc | Method for determining emission control system operability |
| US6438944B1 (en) | 2000-03-17 | 2002-08-27 | Ford Global Technologies, Inc. | Method and apparatus for optimizing purge fuel for purging emissions control device |
| US6434930B1 (en) | 2000-03-17 | 2002-08-20 | Ford Global Technologies, Inc. | Method and apparatus for controlling lean operation of an internal combustion engine |
| US6860100B1 (en) | 2000-03-17 | 2005-03-01 | Ford Global Technologies, Llc | Degradation detection method for an engine having a NOx sensor |
| US6487850B1 (en) | 2000-03-17 | 2002-12-03 | Ford Global Technologies, Inc. | Method for improved engine control |
| US6708483B1 (en) | 2000-03-17 | 2004-03-23 | Ford Global Technologies, Llc | Method and apparatus for controlling lean-burn engine based upon predicted performance impact |
| US6370868B1 (en) | 2000-04-04 | 2002-04-16 | Ford Global Technologies, Inc. | Method and system for purge cycle management of a lean NOx trap |
| US6389803B1 (en) | 2000-08-02 | 2002-05-21 | Ford Global Technologies, Inc. | Emission control for improved vehicle performance |
| US6691507B1 (en) | 2000-10-16 | 2004-02-17 | Ford Global Technologies, Llc | Closed-loop temperature control for an emission control device |
| US6502387B1 (en) | 2001-06-19 | 2003-01-07 | Ford Global Technologies, Inc. | Method and system for controlling storage and release of exhaust gas constituents in an emission control device |
| US6691020B2 (en) | 2001-06-19 | 2004-02-10 | Ford Global Technologies, Llc | Method and system for optimizing purge of exhaust gas constituent stored in an emission control device |
| US6463733B1 (en) | 2001-06-19 | 2002-10-15 | Ford Global Technologies, Inc. | Method and system for optimizing open-loop fill and purge times for an emission control device |
| US6487853B1 (en) | 2001-06-19 | 2002-12-03 | Ford Global Technologies. Inc. | Method and system for reducing lean-burn vehicle emissions using a downstream reductant sensor |
| US6553754B2 (en) | 2001-06-19 | 2003-04-29 | Ford Global Technologies, Inc. | Method and system for controlling an emission control device based on depletion of device storage capacity |
| US6467259B1 (en) | 2001-06-19 | 2002-10-22 | Ford Global Technologies, Inc. | Method and system for operating dual-exhaust engine |
| US6490860B1 (en) | 2001-06-19 | 2002-12-10 | Ford Global Technologies, Inc. | Open-loop method and system for controlling the storage and release cycles of an emission control device |
| US6453666B1 (en) | 2001-06-19 | 2002-09-24 | Ford Global Technologies, Inc. | Method and system for reducing vehicle tailpipe emissions when operating lean |
| US6694244B2 (en) | 2001-06-19 | 2004-02-17 | Ford Global Technologies, Llc | Method for quantifying oxygen stored in a vehicle emission control device |
| US6539706B2 (en) | 2001-06-19 | 2003-04-01 | Ford Global Technologies, Inc. | Method and system for preconditioning an emission control device for operation about stoichiometry |
| US6546718B2 (en) | 2001-06-19 | 2003-04-15 | Ford Global Technologies, Inc. | Method and system for reducing vehicle emissions using a sensor downstream of an emission control device |
| US6650991B2 (en) | 2001-06-19 | 2003-11-18 | Ford Global Technologies, Llc | Closed-loop method and system for purging a vehicle emission control |
| US6615577B2 (en) | 2001-06-19 | 2003-09-09 | Ford Global Technologies, Llc | Method and system for controlling a regeneration cycle of an emission control device |
| US6604504B2 (en) | 2001-06-19 | 2003-08-12 | Ford Global Technologies, Llc | Method and system for transitioning between lean and stoichiometric operation of a lean-burn engine |
| US7168239B2 (en) * | 2002-06-04 | 2007-01-30 | Ford Global Technologies, Llc | Method and system for rapid heating of an emission control device |
| US6769398B2 (en) | 2002-06-04 | 2004-08-03 | Ford Global Technologies, Llc | Idle speed control for lean burn engine with variable-displacement-like characteristic |
| US6925982B2 (en) | 2002-06-04 | 2005-08-09 | Ford Global Technologies, Llc | Overall scheduling of a lean burn engine system |
| US6758185B2 (en) * | 2002-06-04 | 2004-07-06 | Ford Global Technologies, Llc | Method to improve fuel economy in lean burn engines with variable-displacement-like characteristics |
| US6715462B2 (en) | 2002-06-04 | 2004-04-06 | Ford Global Technologies, Llc | Method to control fuel vapor purging |
| US6735938B2 (en) | 2002-06-04 | 2004-05-18 | Ford Global Technologies, Llc | Method to control transitions between modes of operation of an engine |
| US6725830B2 (en) | 2002-06-04 | 2004-04-27 | Ford Global Technologies, Llc | Method for split ignition timing for idle speed control of an engine |
| US7032572B2 (en) * | 2002-06-04 | 2006-04-25 | Ford Global Technologies, Llc | Method for controlling an engine to obtain rapid catalyst heating |
| US6736120B2 (en) * | 2002-06-04 | 2004-05-18 | Ford Global Technologies, Llc | Method and system of adaptive learning for engine exhaust gas sensors |
| US7111450B2 (en) * | 2002-06-04 | 2006-09-26 | Ford Global Technologies, Llc | Method for controlling the temperature of an emission control device |
| US6868827B2 (en) | 2002-06-04 | 2005-03-22 | Ford Global Technologies, Llc | Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device |
| US6568177B1 (en) | 2002-06-04 | 2003-05-27 | Ford Global Technologies, Llc | Method for rapid catalyst heating |
| US6736121B2 (en) | 2002-06-04 | 2004-05-18 | Ford Global Technologies, Llc | Method for air-fuel ratio sensor diagnosis |
| US6745747B2 (en) | 2002-06-04 | 2004-06-08 | Ford Global Technologies, Llc | Method for air-fuel ratio control of a lean burn engine |
| DE102008006708B3 (de) * | 2008-01-30 | 2009-08-20 | Mtu Friedrichshafen Gmbh | Verfahren zur Regelung eines stationären Gasmotors |
| US8437943B2 (en) * | 2010-01-28 | 2013-05-07 | Deere & Company | NOx control during load increases |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51124738A (en) * | 1975-04-23 | 1976-10-30 | Nissan Motor Co Ltd | Air fuel ratio control apparatus |
| US4131091A (en) * | 1975-10-27 | 1978-12-26 | Nissan Motor Company, Ltd. | Variable gain closed-loop control apparatus for internal combustion engines |
| US4158347A (en) * | 1976-04-28 | 1979-06-19 | Toyota Jidosha Kogyo Kabushiki Kaisha | Fuel supply system for use in internal combustion engine |
| DE2903799A1 (de) * | 1979-02-01 | 1980-08-14 | Bosch Gmbh Robert | Einrichtung zur ergaenzenden kraftstoffzumessung bei einer brennkraftmaschine |
| JPS56159544A (en) * | 1980-05-14 | 1981-12-08 | Toyota Motor Corp | Air to fuel ratio control system for internal-combustion engine |
| JPS5813131A (ja) * | 1981-07-15 | 1983-01-25 | Nippon Denso Co Ltd | 空燃比の制御方法 |
| JPS59215951A (ja) * | 1983-05-24 | 1984-12-05 | Yanmar Diesel Engine Co Ltd | ガス機関の空燃比制御装置 |
| JPH0713493B2 (ja) * | 1983-08-24 | 1995-02-15 | 株式会社日立製作所 | 内燃機関の空燃比制御装置 |
| JPS60182325A (ja) * | 1984-02-28 | 1985-09-17 | Toyota Motor Corp | 内燃機関のΝＯｘ低減方法 |
| JPS62182454A (ja) * | 1985-12-26 | 1987-08-10 | Honda Motor Co Ltd | 内燃エンジンの空燃比制御方法 |
-
1986
- 1986-01-10 JP JP61003199A patent/JPS62162746A/ja active Pending
-
1987
- 1987-01-07 US US07/001,328 patent/US5009210A/en not_active Expired - Fee Related
- 1987-01-08 DE DE19873700401 patent/DE3700401A1/de active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19645389C1 (de) * | 1996-11-04 | 1998-03-26 | Daimler Benz Ag | Verfahren zur Regelung der Vollasteinspritzmenge einer Dieselbrennkraftmaschine |
| US5894829A (en) * | 1996-11-04 | 1999-04-20 | Daimler-Benz Ag | Method for regulating the full-load injection quantity of a diesel internal combustion engine |
| DE10004416A1 (de) * | 2000-02-02 | 2001-08-09 | Delphi Tech Inc | Verfahren zum Einstellen des Luft-Kraftstoff-Verhältnisses bei einem Verbrennungsmotor |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3700401A1 (de) | 1987-07-16 |
| US5009210A (en) | 1991-04-23 |
| JPS62162746A (ja) | 1987-07-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |