KR100853639B1 - 연료 분사 장치 - Google Patents
연료 분사 장치 Download PDFInfo
- Publication number
- KR100853639B1 KR100853639B1 KR1020037000212A KR20037000212A KR100853639B1 KR 100853639 B1 KR100853639 B1 KR 100853639B1 KR 1020037000212 A KR1020037000212 A KR 1020037000212A KR 20037000212 A KR20037000212 A KR 20037000212A KR 100853639 B1 KR100853639 B1 KR 100853639B1
- Authority
- KR
- South Korea
- Prior art keywords
- fuel injection
- combustion chamber
- fuel
- opening angle
- jets
- Prior art date
Links
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
- F02M69/04—Injectors peculiar thereto
- F02M69/042—Positioning of injectors with respect to engine, e.g. in the air intake conduit
- F02M69/045—Positioning of injectors with respect to engine, e.g. in the air intake conduit for injecting into the combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
- F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
- F02B23/101—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the injector being placed on or close to the cylinder centre axis, e.g. with mixture formation using spray guided concepts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
- F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
- F02B2023/103—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the injector having a multi-hole nozzle for generating multiple sprays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/12—Other methods of operation
- F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/26—Pistons having combustion chamber in piston head
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims (8)
- 내연기관(1)용 연료 분사 장치(2)로서, 적어도 하나의 연료 분사 밸브(5) 및 연소실(7) 내로 돌출한 점화 플러그(4)를 포함하고, 상기 연료 분사 밸브는 연료를 상기 연소실(7) 내로 분사하고, 상기 연소실은 피스톤(6)이 안내되는 실린더 벽(13)에 의해 제한되고, 상기 연료 분사 밸브(5)는 상기 연소실(7) 내로 다수의 분사 제트(10)를 분사하는 연료 분사 장치에 있어서,상기 분사 제트들(10)은 상기 연소실(7) 내에 원추형 혼합물 구름(9)을 형성하고, 상기 혼합물 구름은 타원형 횡단면을 갖는 것을 특징으로 하는 연료 분사 장치.
- 제 1 항에 있어서, 상기 혼합물 구름(9)은 상기 내연기관(1)의 종방향으로 개방 각도(α)를 가지며, 상기 내연기관(1)의 횡방향으로 개방 각도(β)를 갖고, 상기 내연기관(1)의 종방향으로의 개방 각도(α)는 상기 내연기관(1)의 횡방향으로의 개방 각도(β)보다 큰 것을 특징으로 하는 연료 분사 장치.
- 제 2 항에 있어서, 상기 혼합물 구름(9)의 상기 개방 각도(α)와 상기 개방 각도(β) 사이의 분사 제트의 각도들은 임의의 수의 개별 분사 제트들(10)을 이용함으로써, 상기 개방 각도들(α, β)에 지속적으로 근접되는 것을 특징으로 하는 연료 분사 장치.
- 제 2 항 또는 제 3 항에 있어서, 상기 개방 각도(β)는 리지 경사면(15)을 따라 정렬되는 최소 개방 각도인 것을 특징으로 하는 연료 분사 장치.
- 제 4 항에 있어서, 상기 연료 분사 밸브(5)는 상기 리지 경사면(15)에 의해 제한된, 실린더 헤드(3)의 리지(16)에 배치되는 것을 특징으로 하는 연료 분사 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서, 개별 분사 제트들(10) 사이의 제트 간격 각도들(γ)은 동일한 크기인 것을 특징으로 하는 연료 분사 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서, 개별 분사 제트들(10) 사이의 제트 간격 각도들(γ)은 상이한 크기인 것을 특징으로 하는 연료 분사 장치.
- 제 1 항 내지 제 3 항 중 어느 한 항에 있어서, 상기 분사 제트들(10)은 실린더 헤드(3) 내에 배치된 가스 교환 밸브(11, 12) 및 상기 점화 플러그(4)에 대해 접선으로 정렬되도록 배치되는 것을 특징으로 하는 연료 분사 장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10122352A DE10122352B4 (de) | 2001-05-09 | 2001-05-09 | Brennstoffeinspritzsystem |
DE10122352.8 | 2001-05-09 | ||
PCT/DE2002/001660 WO2002090763A1 (de) | 2001-05-09 | 2002-05-08 | Brennstoffeinspritzsystem |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030014324A KR20030014324A (ko) | 2003-02-15 |
KR100853639B1 true KR100853639B1 (ko) | 2008-08-25 |
Family
ID=7684047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020037000212A KR100853639B1 (ko) | 2001-05-09 | 2002-05-08 | 연료 분사 장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6877477B2 (ko) |
EP (1) | EP1387952B1 (ko) |
JP (1) | JP4215517B2 (ko) |
KR (1) | KR100853639B1 (ko) |
DE (2) | DE10122352B4 (ko) |
WO (1) | WO2002090763A1 (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8357945B2 (en) | 2002-12-27 | 2013-01-22 | Momentive Performance Materials Inc. | Gallium nitride crystal and method of making same |
US9279193B2 (en) | 2002-12-27 | 2016-03-08 | Momentive Performance Materials Inc. | Method of making a gallium nitride crystalline composition having a low dislocation density |
DE10331267A1 (de) * | 2003-07-10 | 2005-02-03 | Robert Bosch Gmbh | Brennstoffeinspritzsystem |
DE102004005727A1 (de) | 2004-02-05 | 2005-09-01 | Robert Bosch Gmbh | Brennstoffeinspritzsystem |
US7360143B2 (en) * | 2005-05-24 | 2008-04-15 | International Business Machines Corporation | Redundant storage of computer data |
ITBO20060703A1 (it) * | 2006-10-12 | 2008-04-13 | Ferrari Spa | Motore a combustione interna ad alte prestazioni con iniezione diretta del carburante |
JP6235400B2 (ja) * | 2014-04-04 | 2017-11-22 | 株式会社Soken | 燃料噴射弁 |
JP6044603B2 (ja) * | 2014-07-23 | 2016-12-14 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH108969A (ja) * | 1996-06-24 | 1998-01-13 | Nissan Motor Co Ltd | 筒内直噴式内燃機関 |
US5983853A (en) | 1996-10-16 | 1999-11-16 | Daimler - Benz Ag | Method of providing an ignitable fuel/air mixture in an internal combustion engine with direct fuel injection |
JP2000104647A (ja) | 1998-09-25 | 2000-04-11 | Denso Corp | 燃料噴射ノズル |
JP2001027170A (ja) * | 1999-07-12 | 2001-01-30 | Nissan Motor Co Ltd | 筒内直噴式ガソリンエンジン及び燃料噴射弁 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990042831A (ko) * | 1997-11-28 | 1999-06-15 | 정몽규 | 텀블용 직접 분사 엔진 |
DE19804463B4 (de) | 1998-02-05 | 2006-06-14 | Daimlerchrysler Ag | Kraftstoffeinspritzsystem für Ottomotoren |
JP3651338B2 (ja) * | 1999-12-15 | 2005-05-25 | 株式会社日立製作所 | 筒内燃料噴射弁およびこれを搭載した内燃機関 |
DE10026321A1 (de) | 2000-05-26 | 2001-11-29 | Bosch Gmbh Robert | Brennstoffeinspritzsystem und Verfahren zum Einspritzen |
DE10026324A1 (de) * | 2000-05-26 | 2001-11-29 | Bosch Gmbh Robert | Brennstoffeinspritzsystem |
US6510836B2 (en) * | 2000-07-03 | 2003-01-28 | Murad M. Ismailov | Swirl injector for internal combustion engine |
JP3997781B2 (ja) * | 2002-01-09 | 2007-10-24 | 日産自動車株式会社 | 筒内直噴エンジン |
US6588396B1 (en) * | 2002-02-01 | 2003-07-08 | General Motors Corporation | Spark ignition direct injection engine with oval fuel spray into oblong piston bowl |
JP4054223B2 (ja) * | 2002-06-12 | 2008-02-27 | 富士重工業株式会社 | 筒内噴射型エンジンおよび筒内噴射型エンジンの制御方法 |
-
2001
- 2001-05-09 DE DE10122352A patent/DE10122352B4/de not_active Expired - Fee Related
-
2002
- 2002-05-08 KR KR1020037000212A patent/KR100853639B1/ko not_active IP Right Cessation
- 2002-05-08 WO PCT/DE2002/001660 patent/WO2002090763A1/de active IP Right Grant
- 2002-05-08 US US10/332,558 patent/US6877477B2/en not_active Expired - Lifetime
- 2002-05-08 DE DE50210240T patent/DE50210240D1/de not_active Expired - Lifetime
- 2002-05-08 JP JP2002587800A patent/JP4215517B2/ja not_active Expired - Fee Related
- 2002-05-08 EP EP02742724A patent/EP1387952B1/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH108969A (ja) * | 1996-06-24 | 1998-01-13 | Nissan Motor Co Ltd | 筒内直噴式内燃機関 |
US5983853A (en) | 1996-10-16 | 1999-11-16 | Daimler - Benz Ag | Method of providing an ignitable fuel/air mixture in an internal combustion engine with direct fuel injection |
JP2000104647A (ja) | 1998-09-25 | 2000-04-11 | Denso Corp | 燃料噴射ノズル |
JP2001027170A (ja) * | 1999-07-12 | 2001-01-30 | Nissan Motor Co Ltd | 筒内直噴式ガソリンエンジン及び燃料噴射弁 |
Also Published As
Publication number | Publication date |
---|---|
JP4215517B2 (ja) | 2009-01-28 |
US6877477B2 (en) | 2005-04-12 |
DE10122352B4 (de) | 2006-08-03 |
US20040025834A1 (en) | 2004-02-12 |
EP1387952A1 (de) | 2004-02-11 |
KR20030014324A (ko) | 2003-02-15 |
DE50210240D1 (de) | 2007-07-12 |
DE10122352A1 (de) | 2002-11-21 |
JP2004519606A (ja) | 2004-07-02 |
WO2002090763A1 (de) | 2002-11-14 |
EP1387952B1 (de) | 2007-05-30 |
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