JP4155242B2 - 筒内直接噴射式火花点火内燃機関の制御装置 - Google Patents
筒内直接噴射式火花点火内燃機関の制御装置 Download PDFInfo
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- JP4155242B2 JP4155242B2 JP2004226241A JP2004226241A JP4155242B2 JP 4155242 B2 JP4155242 B2 JP 4155242B2 JP 2004226241 A JP2004226241 A JP 2004226241A JP 2004226241 A JP2004226241 A JP 2004226241A JP 4155242 B2 JP4155242 B2 JP 4155242B2
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- Prior art keywords
- injection
- fuel
- dead center
- top dead
- compression top
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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
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Ignition Timing (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
5…燃焼室
10…点火プラグ
15…燃料噴射弁
Claims (2)
- 筒内に直接燃料を噴射する燃料噴射弁を備えるとともに、点火プラグを備えてなる筒内直接噴射式火花点火内燃機関の制御装置において、所定の運転状態のときに、燃料噴射を、噴射開始時期が圧縮上死点前で噴射終了時期が圧縮上死点後となるように圧縮上死点を跨ぐ期間に行い、かつ、上記噴射開始時期から遅れた圧縮上死点後に点火を行うとともに、負荷が大きいほど上記噴射開始時期を進角側とし、所定の運転状態として、排気ガス温度の昇温が要求されたときに、上記の燃料噴射期間および点火時期に制御し、負荷に応じて異なる筒内圧の特性に対し、噴射開始時期のときの筒内圧が等しくなるように、負荷に応じて噴射開始時期が制御されることを特徴とする筒内直接噴射式火花点火内燃機関の制御装置。
- 平均的な空燃比がほぼ理論空燃比となることを特徴とする請求項1に記載の筒内直接噴射式火花点火内燃機関の制御装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004226241A JP4155242B2 (ja) | 2004-08-03 | 2004-08-03 | 筒内直接噴射式火花点火内燃機関の制御装置 |
EP05016245A EP1621748A1 (en) | 2004-07-26 | 2005-07-26 | Combustion control apparatus for direct-injection spark-ignition internal combusion engine |
US11/189,058 US7194999B2 (en) | 2004-07-26 | 2005-07-26 | Combustion control apparatus for direct-injection spark-ignition internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004226241A JP4155242B2 (ja) | 2004-08-03 | 2004-08-03 | 筒内直接噴射式火花点火内燃機関の制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006046129A JP2006046129A (ja) | 2006-02-16 |
JP4155242B2 true JP4155242B2 (ja) | 2008-09-24 |
Family
ID=36025013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004226241A Expired - Fee Related JP4155242B2 (ja) | 2004-07-26 | 2004-08-03 | 筒内直接噴射式火花点火内燃機関の制御装置 |
Country Status (1)
Country | Link |
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JP (1) | JP4155242B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008019088B4 (de) * | 2007-04-30 | 2019-03-14 | Andreas Stihl Ag & Co. Kg | Verfahren zum Betrieb eines Verbrennungsmotors |
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2004
- 2004-08-03 JP JP2004226241A patent/JP4155242B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2006046129A (ja) | 2006-02-16 |
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