JP2011179444A - 燃料噴射制御装置及び内燃機関 - Google Patents
燃料噴射制御装置及び内燃機関 Download PDFInfo
- Publication number
- JP2011179444A JP2011179444A JP2010045962A JP2010045962A JP2011179444A JP 2011179444 A JP2011179444 A JP 2011179444A JP 2010045962 A JP2010045962 A JP 2010045962A JP 2010045962 A JP2010045962 A JP 2010045962A JP 2011179444 A JP2011179444 A JP 2011179444A
- Authority
- JP
- Japan
- Prior art keywords
- injection
- fuel injection
- main injection
- control
- control device
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for
- F02D35/02—Controlling engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior 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
- F02D41/02—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
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1466—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a soot concentration or content
- F02D41/1467—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being a soot concentration or content with determination means using an estimation
-
- 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
- F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
- F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
- F02D41/3035—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used a mode being the premixed charge compression-ignition mode
-
- 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
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
- F02D41/402—Multiple injections
- F02D41/403—Multiple injections with pilot injections
-
- 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
- F02D41/38—Controlling fuel injection of the high pressure type
- F02D2041/389—Controlling fuel injection of the high pressure type for injecting directly into the cylinder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
【解決手段】燃料噴射制御装置が備えるECUは、燃料噴射弁が装備される内燃機関の負荷情報を取得する。そして、この負荷情報に基づいて、スワールによって流されるパイロット噴射の噴霧ガスを避けるタイミングでメイン噴射を行う低負荷時制御と、スワールによって流されるパイロット噴射の噴霧ガスに干渉するタイミングでメイン噴射を行う高負荷時制御とを切り替える。低負荷時制御では、着火前にパイロット噴射の噴霧ガスを拡散させてスモークの低減を図る。高負荷時制御では、OHラジカルを含むパイロット噴射の噴霧ガスにメイン噴射を干渉させてスモークの低減を図る。
【選択図】図3
Description
2…ECU(制御部)
3…吸気管
4…排気管
5…EGR管
6…EGRクーラ
7…EGRバルブ
8…燃料噴射弁
100…エンジン
Claims (3)
- 燃料噴射弁が装備される内燃機関の負荷情報を取得し、
前記負荷情報に基づいて、
スワールによって流されるパイロット噴射の噴霧ガスを避けるタイミングでメイン噴射を行う低負荷時制御と、スワールによって流されるパイロット噴射の噴霧ガスに干渉するタイミングでメイン噴射を行う高負荷時制御とを切り替える制御部を備えたことを特徴とする燃料噴射制御装置。 - 前記制御部は、メイン噴射に対する着火タイミングが、メイン噴射期間の前半二分の一までに収まる場合に、前記高負荷時制御に切り替え、メイン噴射に対する着火タイミングが、メイン噴射期間の後半二分の一に収まる場合に、前記低負荷時制御に切り替えることを特徴とする請求項1記載の燃料噴射制御装置。
- 請求項1又は2記載の燃料噴射制御装置を備え、
圧縮比を16以下としたことを特徴とする内燃機関。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010045962A JP5035366B2 (ja) | 2010-03-02 | 2010-03-02 | 燃料噴射制御装置及び内燃機関 |
PCT/IB2011/000279 WO2011107842A1 (en) | 2010-03-02 | 2011-02-15 | Fuel injection controller and internal combustion engine |
EP11714827A EP2542770A1 (en) | 2010-03-02 | 2011-02-15 | Fuel injection controller and internal combustion engine |
US13/505,372 US8812217B2 (en) | 2010-03-02 | 2011-02-15 | Fuel injection controller and internal combustion engine |
CN201180004627.9A CN102667113B (zh) | 2010-03-02 | 2011-02-15 | 燃料喷射控制器和内燃发动机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010045962A JP5035366B2 (ja) | 2010-03-02 | 2010-03-02 | 燃料噴射制御装置及び内燃機関 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011179444A true JP2011179444A (ja) | 2011-09-15 |
JP5035366B2 JP5035366B2 (ja) | 2012-09-26 |
Family
ID=44227201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010045962A Expired - Fee Related JP5035366B2 (ja) | 2010-03-02 | 2010-03-02 | 燃料噴射制御装置及び内燃機関 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8812217B2 (ja) |
EP (1) | EP2542770A1 (ja) |
JP (1) | JP5035366B2 (ja) |
CN (1) | CN102667113B (ja) |
WO (1) | WO2011107842A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109424459A (zh) * | 2017-08-25 | 2019-03-05 | 马自达汽车株式会社 | 发动机的控制装置 |
JP2019039361A (ja) * | 2017-08-25 | 2019-03-14 | マツダ株式会社 | エンジンの燃料噴射装置 |
JP2019039358A (ja) * | 2017-08-25 | 2019-03-14 | マツダ株式会社 | エンジンの制御装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9121363B2 (en) * | 2011-09-27 | 2015-09-01 | International Engine Intellectual Property Company, Llc | Fuel injection pattern and timing |
EP2927468B1 (en) * | 2014-03-31 | 2017-12-13 | Kubota Corporation | Engine |
JP6536640B2 (ja) * | 2017-08-25 | 2019-07-03 | マツダ株式会社 | エンジンの燃料噴射装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009293595A (ja) * | 2008-06-09 | 2009-12-17 | Toyota Motor Corp | 内燃機関の燃料噴射制御装置 |
JP2010007558A (ja) * | 2008-06-26 | 2010-01-14 | Nippon Soken Inc | 燃料噴射システム |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
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US4709672A (en) * | 1985-05-21 | 1987-12-01 | Isuzu Motors Limited | Combustion chamber for an internal-combustion engine |
JPS6238828A (ja) * | 1985-08-13 | 1987-02-19 | Isuzu Motors Ltd | 直噴式デイ−ゼル機関 |
JP2864896B2 (ja) | 1992-10-01 | 1999-03-08 | 日産自動車株式会社 | ディーゼルエンジンの制御装置 |
WO1996036808A1 (fr) * | 1995-05-16 | 1996-11-21 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Moteur a combustion interne de type a injection dans le cylindre |
JPH1182139A (ja) | 1997-08-29 | 1999-03-26 | Denso Corp | 内燃機関の燃料噴射制御装置 |
US6302080B1 (en) * | 1998-07-31 | 2001-10-16 | Denso Corporation | Fuel injection system having pre-injection and main injection |
DE19953932C2 (de) * | 1999-11-10 | 2002-04-18 | Daimler Chrysler Ag | Verfahren zum Betrieb einer Hubkolbenbrennkraftmaschine |
DE10213011B4 (de) * | 2002-03-22 | 2014-02-27 | Daimler Ag | Selbstzündende Brennkraftmaschine |
DE102005051740A1 (de) | 2004-12-04 | 2006-06-08 | Daimlerchrysler Ag | Brennraum einer selbstzündenden Brennkraftmaschine |
US7484494B2 (en) * | 2006-01-27 | 2009-02-03 | Gm Global Technology Operations, Inc. | Method and apparatus for a spark-ignited direct injection engine |
JP2008144673A (ja) | 2006-12-11 | 2008-06-26 | Toyota Motor Corp | 内燃機関の制御装置 |
JP4793381B2 (ja) * | 2007-12-07 | 2011-10-12 | トヨタ自動車株式会社 | 内燃機関の燃料噴射制御装置 |
JP2009167821A (ja) | 2008-01-11 | 2009-07-30 | Toyota Motor Corp | 内燃機関の燃料噴射制御装置 |
US9371795B2 (en) * | 2009-10-21 | 2016-06-21 | Toyota Jidosha Kabushiki Kaisha | Combustion control apparatus of internal combustion engine |
-
2010
- 2010-03-02 JP JP2010045962A patent/JP5035366B2/ja not_active Expired - Fee Related
-
2011
- 2011-02-15 EP EP11714827A patent/EP2542770A1/en not_active Withdrawn
- 2011-02-15 WO PCT/IB2011/000279 patent/WO2011107842A1/en active Application Filing
- 2011-02-15 CN CN201180004627.9A patent/CN102667113B/zh not_active Expired - Fee Related
- 2011-02-15 US US13/505,372 patent/US8812217B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009293595A (ja) * | 2008-06-09 | 2009-12-17 | Toyota Motor Corp | 内燃機関の燃料噴射制御装置 |
JP2010007558A (ja) * | 2008-06-26 | 2010-01-14 | Nippon Soken Inc | 燃料噴射システム |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109424459A (zh) * | 2017-08-25 | 2019-03-05 | 马自达汽车株式会社 | 发动机的控制装置 |
JP2019039361A (ja) * | 2017-08-25 | 2019-03-14 | マツダ株式会社 | エンジンの燃料噴射装置 |
JP2019039358A (ja) * | 2017-08-25 | 2019-03-14 | マツダ株式会社 | エンジンの制御装置 |
US10711708B2 (en) | 2017-08-25 | 2020-07-14 | Mazda Motor Corporation | Control device for engine |
US10914244B2 (en) | 2017-08-25 | 2021-02-09 | Mazda Motor Corporation | Fuel injection device of engine |
Also Published As
Publication number | Publication date |
---|---|
JP5035366B2 (ja) | 2012-09-26 |
WO2011107842A1 (en) | 2011-09-09 |
CN102667113B (zh) | 2015-02-25 |
CN102667113A (zh) | 2012-09-12 |
EP2542770A1 (en) | 2013-01-09 |
US20120330537A1 (en) | 2012-12-27 |
US8812217B2 (en) | 2014-08-19 |
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