KR20030014324A - 연료 분사 시스템 - Google Patents
연료 분사 시스템 Download PDFInfo
- Publication number
- KR20030014324A KR20030014324A KR10-2003-7000212A KR20037000212A KR20030014324A KR 20030014324 A KR20030014324 A KR 20030014324A KR 20037000212 A KR20037000212 A KR 20037000212A KR 20030014324 A KR20030014324 A KR 20030014324A
- Authority
- KR
- South Korea
- Prior art keywords
- fuel injection
- injection system
- combustion chamber
- jet
- combustion engine
- Prior art date
Links
Classifications
-
- 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
-
- 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)
- 피스톤(6)이 안내된 실린더 벽(13)에 의해 제한된 연소실(7) 내부로 연료를 분사하는 적어도 하나의 연료 분사 밸브(5) 및 연소실(7) 내부로 돌출한 점화 플러그(4)를 포함하고, 연료 분사 밸브(5)는 연소실 내부(7)로 다수의 인젝션 제트(10)를 분사하는 내연기관(1)용 연료 분사 시스템(2)에 있어서,상기 인젝션 제트(10)는 연소실(7) 내부에 원추형의 혼합물 구름(9)을 형성하고, 상기 구름은 타원형 횡단면을 갖는 것을 특징으로 하는 연료 분사 시스템.
- 제 1항에 있어서, 상기 혼합물 구름(9)은 내연기관(1)의 종방향으로 개방각(α)를 가지고, 내연기관(1)의 횡방향으로 개방각(β)을 가지며, 내연기관의 종방향 개방각(α)은 내연기관(1)의 횡방향 개방각(β)보다 큰 것을 특징으로 하는 연료 분사 시스템.
- 제 2항에 있어서, 상기 개방각(α,β) 사이로 분사된 인젝션 제트(10)는 개방각(α,β)에 연속적으로 근접하는 것을 특징으로 하는 연료 분사 시스템.
- 제 2항 또는 3항에 있어서, 상기 최소 개방각(β)은 릿지 경사면(15)을 따라 배치되는 것을 특징으로 하는 연료 분사 시스템.
- 제 4항에 있어서, 상기 연료 분사 밸브(5)는 릿지 경사면(15)에 의해 제한된실린더 헤드(3)의 릿지(16)에 배치되는 것을 특징으로 하는 연료 분사 시스템.
- 제 1항 내지 5항 중 어느 한 항에 있어서, 개별 인젝션 제트(10)사이의 제트 간격 각도(γ)는 동일한 크기인 것을 특징으로 하는 연료 분사 시스템.
- 제 1항 내지 6항 중 어느 한 항에 있어서, 개별 인젝션 제트(10)사이의 제트 간격 각도(γ)는 서로 다른 크기인 것을 특징으로 하는 연료 분사 시스템.
- 제 1항 내지 7항 중 어느 한 항에 있어서, 상기 인젝션 제트(10)는 점화 플러그(4) 및 실린더 헤드(3)에 배치된 가스 교환 밸브(11,12)에 접하여 배치되는 것을 특징으로 하는 연료 분사 시스템.
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 true KR20030014324A (ko) | 2003-02-15 |
KR100853639B1 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 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3498882B2 (ja) * | 1996-06-24 | 2004-02-23 | 日産自動車株式会社 | 筒内直噴式内燃機関 |
DE19642653C5 (de) | 1996-10-16 | 2008-02-21 | Daimler Ag | Verfahren zur Bildung eines zündfähigen Kraftstoff/Luft-Gemisches |
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 |
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 |
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 DE DE50210240T patent/DE50210240D1/de not_active Expired - Lifetime
- 2002-05-08 US US10/332,558 patent/US6877477B2/en not_active Expired - Lifetime
- 2002-05-08 WO PCT/DE2002/001660 patent/WO2002090763A1/de active IP Right Grant
- 2002-05-08 EP EP02742724A patent/EP1387952B1/de not_active Expired - Lifetime
- 2002-05-08 JP JP2002587800A patent/JP4215517B2/ja not_active Expired - Fee Related
- 2002-05-08 KR KR1020037000212A patent/KR100853639B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE10122352B4 (de) | 2006-08-03 |
DE10122352A1 (de) | 2002-11-21 |
EP1387952A1 (de) | 2004-02-11 |
DE50210240D1 (de) | 2007-07-12 |
JP4215517B2 (ja) | 2009-01-28 |
US20040025834A1 (en) | 2004-02-12 |
US6877477B2 (en) | 2005-04-12 |
JP2004519606A (ja) | 2004-07-02 |
EP1387952B1 (de) | 2007-05-30 |
KR100853639B1 (ko) | 2008-08-25 |
WO2002090763A1 (de) | 2002-11-14 |
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