JP5216696B2 - 筒内噴射エンジンの制御装置 - Google Patents
筒内噴射エンジンの制御装置 Download PDFInfo
- Publication number
- JP5216696B2 JP5216696B2 JP2009144848A JP2009144848A JP5216696B2 JP 5216696 B2 JP5216696 B2 JP 5216696B2 JP 2009144848 A JP2009144848 A JP 2009144848A JP 2009144848 A JP2009144848 A JP 2009144848A JP 5216696 B2 JP5216696 B2 JP 5216696B2
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- JP
- Japan
- Prior art keywords
- fuel
- piston
- air
- cylinder
- intake
- 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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- 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
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- Combustion Methods Of Internal-Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
2 シリンダブロック
3 ピストン
4 点火プラグ
5 吸気管
6 排気管
7 吸気弁
8 排気弁
9 燃料噴射弁
10 コンロッド
11 クランク軸
12 クランク角センサ
13 コレクタ
14 スロットル弁
15 凹部
16 段差
17 切り欠き部
18 周縁部
19 燃料噴霧
20,21 空気流動
22 混合気
23 渦
Claims (2)
- 燃焼室の一部を形成するピストンと前記燃焼室に燃料を直接噴射する燃料噴射弁とを備えた筒内噴射エンジンの制御装置において、
前記ピストンの冠面は、中央部と周縁部とを分ける突出部を有し、
前記中央部には、前記突出部に対して凹んだ凹部が形成され、
前記凹部と前記周縁部とが繋がるように前記突出部に切り欠きを設け、
前記制御装置は、吸気行程中でかつ、燃料噴射が終了する時点で前記燃料噴射弁による燃料噴霧の方向が前記周縁部又はその上方を指向するように、前記燃料噴射弁による燃料噴射時期を設定し、吸気行程に噴射される燃料噴射時期を、吸気行程のピストン上死点後から120度までの間に設定され、
前記突出部からシリンダ壁面の距離が、吸気側よりも排気側の方が長くなっていることを特徴とする請求項1記載の筒内噴射エンジンの制御装置。 - 前記凹部は、吸気側の周縁部と排気側の周縁部とを繋ぐように前記突出部を貫通することを特徴とする請求項1記載の筒内噴射エンジンの制御装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009144848A JP5216696B2 (ja) | 2009-06-18 | 2009-06-18 | 筒内噴射エンジンの制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009144848A JP5216696B2 (ja) | 2009-06-18 | 2009-06-18 | 筒内噴射エンジンの制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011001857A JP2011001857A (ja) | 2011-01-06 |
JP5216696B2 true JP5216696B2 (ja) | 2013-06-19 |
Family
ID=43560020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009144848A Expired - Fee Related JP5216696B2 (ja) | 2009-06-18 | 2009-06-18 | 筒内噴射エンジンの制御装置 |
Country Status (1)
Country | Link |
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JP (1) | JP5216696B2 (ja) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100471202B1 (ko) * | 2001-09-26 | 2005-03-07 | 현대자동차주식회사 | 가솔린 직접 분사식 엔진 |
JP2008019840A (ja) * | 2006-07-14 | 2008-01-31 | Toyota Motor Corp | 筒内噴射式火花点火内燃機関 |
JP2009024627A (ja) * | 2007-07-20 | 2009-02-05 | Toyota Motor Corp | 筒内噴射式火花点火内燃機関 |
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2009
- 2009-06-18 JP JP2009144848A patent/JP5216696B2/ja not_active Expired - Fee Related
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JP2011001857A (ja) | 2011-01-06 |
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