FR2388997A1 - Moteur a combustion interne a compression d'air et injection directe - Google Patents
Moteur a combustion interne a compression d'air et injection directeInfo
- Publication number
- FR2388997A1 FR2388997A1 FR7811243A FR7811243A FR2388997A1 FR 2388997 A1 FR2388997 A1 FR 2388997A1 FR 7811243 A FR7811243 A FR 7811243A FR 7811243 A FR7811243 A FR 7811243A FR 2388997 A1 FR2388997 A1 FR 2388997A1
- Authority
- FR
- France
- Prior art keywords
- direct injection
- air compression
- bowl
- combustion engine
- internal combustion
- 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.)
- Granted
Links
Classifications
-
- 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
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0675—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston the combustion space being substantially spherical, hemispherical, ellipsoid or parabolic
-
- 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
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0636—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston the combustion space having a substantially flat and horizontal bottom
-
- 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
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0672—Omega-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder center axis
-
- 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
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/14—Direct injection into combustion chamber
-
- 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
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
- F02B23/0621—Squish flow
-
- 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
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- 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)
Abstract
a. Moteur à combustion interne à compression d'air et injection directe. b. Moteur caractérisé en ce que le diamètre de la section transversale de la cuvette séparant la partie supérieure de la partie inférieure s'élève à environ 75 à 90 % du diamètre maximal de la cuvette, et la partie supérieure de cuvette comprise entre le plan de la section la plus étroite et le plan de fond de piston enferme un volume égal à environ 10 à 30 pour cent du volume total de la cuvette de combustion. c. L'invention concerne les chambres de combustion de moteurs à compression d'air et injection directe.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0307177A AT369511B (de) | 1977-04-29 | 1977-04-29 | Luftverdichtende, direkt einspritzende brennkraftmaschine |
AT0026378A AT375441B (de) | 1978-01-13 | 1978-01-13 | Luftverdichtende, direkt einspritzende ventilgesteuerte brennkraftmaschine |
AT0179278A AT378992B (de) | 1978-03-13 | 1978-03-13 | Luftverdichtende, direkt einspritzende brennkraftmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2388997A1 true FR2388997A1 (fr) | 1978-11-24 |
FR2388997B1 FR2388997B1 (fr) | 1982-08-27 |
Family
ID=27146067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7811243A Granted FR2388997A1 (fr) | 1977-04-29 | 1978-04-17 | Moteur a combustion interne a compression d'air et injection directe |
Country Status (9)
Country | Link |
---|---|
US (1) | US4207843A (fr) |
JP (1) | JPS6037290B2 (fr) |
DE (1) | DE2815717A1 (fr) |
ES (1) | ES469258A1 (fr) |
FR (1) | FR2388997A1 (fr) |
GB (1) | GB1594889A (fr) |
IT (1) | IT1095257B (fr) |
SE (1) | SE7804765L (fr) |
SU (1) | SU822766A3 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2537651A1 (fr) * | 1982-12-10 | 1984-06-15 | Maschf Augsburg Nuernberg Ag | Moteur a combustion interne, a compression d'air et allumage independant |
EP0126034A1 (fr) * | 1983-04-11 | 1984-11-21 | FIAT AUTO S.p.A. | Moteur à combustion interne à injection directe de carburant |
FR2604479A1 (fr) * | 1986-09-25 | 1988-04-01 | Man Nutzfahrzeuge Gmbh | Moteur a combustion interne a compression d'air et a allumage commande |
EP0412552A1 (fr) * | 1989-08-09 | 1991-02-13 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Chambre de combustion pour moteur diesel |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5810565B2 (ja) * | 1977-12-19 | 1983-02-26 | 日産自動車株式会社 | 複吸気路式内燃機関 |
DE2809914C2 (de) * | 1978-03-08 | 1984-09-06 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg | Brennkraftmaschine |
DE2945490A1 (de) * | 1978-11-16 | 1980-05-22 | List Hans | Luftverdichtende, direkt einspritzende brennkraftmaschine |
JPS55153816A (en) * | 1979-05-17 | 1980-12-01 | Yanmar Diesel Engine Co Ltd | Combustion chamber of direct injection type diesel engine |
DE3025943C2 (de) * | 1980-07-09 | 1983-03-17 | Daimler-Benz Ag, 7000 Stuttgart | Selbstzündende Brennkraftmaschine mit einer rotationssymmetrischen Kolbenmulde |
IT1171348B (it) * | 1980-07-09 | 1987-06-10 | Daimler Benz Ag | Motore a combustione interna ad autoaccensione con cavita' di fistone a simmetria di rotazione |
JPS6313386Y2 (fr) * | 1980-09-02 | 1988-04-15 | ||
AU8764282A (en) * | 1981-08-13 | 1983-02-22 | Massey-Ferguson-Perkins Ltd. | Internal combustion engine |
JPS5939921A (ja) * | 1982-08-27 | 1984-03-05 | Toyota Central Res & Dev Lab Inc | 圧縮着火式直接噴射内燃機関 |
JPS59131922U (ja) * | 1983-02-24 | 1984-09-04 | 日産自動車株式会社 | 直噴式デイ−ゼル機関の燃焼室 |
JPS59150942U (ja) * | 1983-03-28 | 1984-10-09 | 日産自動車株式会社 | 直噴式デイ−ゼルエンジンの燃焼室 |
DE3590066T (de) * | 1984-02-15 | 1986-04-24 | Mitsubishi Jidosha Kogyo K.K., Tokio/Tokyo | Ausbildung einer Verbrennungskammer für einen Dieselmotor |
ATA129885A (de) * | 1985-05-02 | 1987-02-15 | Steyr Daimler Puch Ag | Luftverdichtende hubkolben-brennkraftmaschine |
JPS63134813A (ja) * | 1986-11-25 | 1988-06-07 | Isuzu Motors Ltd | 内燃機関の燃焼室 |
AT398606B (de) * | 1986-12-12 | 1995-01-25 | Avl Verbrennungskraft Messtech | Luftverdichtende, ventilgesteuerte brennkraftmaschine |
US4955338A (en) * | 1988-06-16 | 1990-09-11 | General Motors Corporation | Engine and high turbulence piston therefor |
IT1235590B (it) * | 1989-09-07 | 1992-09-11 | Vm Motori Spa | Architettura per motori ad accensione per compressione, in particolareutilizzabile su velivoli da turismo |
US5109816A (en) * | 1990-04-27 | 1992-05-05 | Toyota Jidosha Kabushiki Kaisha | Direct fuel injection type spark ignition internal combustion engine |
US6101990A (en) * | 1996-09-26 | 2000-08-15 | Clean Cam Technology Systems | Low emission power plant and method of making same |
US6101989A (en) * | 1996-09-26 | 2000-08-15 | Clean Cam Technolog Systems | Low emission power plant and method of making same |
WO1998027329A1 (fr) * | 1996-12-16 | 1998-06-25 | Perkins Engine Company Limited | Piston pour moteur a combustion interne comprenant une cuvette de combustion de type rentrant |
US5970946A (en) * | 1997-11-18 | 1999-10-26 | Shea; Patrick R. | Non-annular piston bowl for two-valve engines using offset injectors |
US6892693B2 (en) * | 2003-02-12 | 2005-05-17 | Bombardier Recreational Products, Inc. | Piston for spark-ignited direct fuel injection engine |
US6945219B2 (en) * | 2004-02-09 | 2005-09-20 | Bombardier Recreational Products Inc. | Dual zone combustion chamber |
US7597084B2 (en) * | 2005-03-09 | 2009-10-06 | Caterpillar Inc. | Internal combustion engine and operating method therefor |
DE102005054071A1 (de) * | 2005-11-12 | 2007-05-16 | Daimler Chrysler Ag | Kolben für eine Brennkraftmaschine |
DE102005060547A1 (de) | 2005-12-17 | 2007-06-28 | Mahle International Gmbh | Kolben für einen Verbrennungsmotor und Verfahren zu seiner Herstellung |
FR2925604A1 (fr) * | 2007-12-19 | 2009-06-26 | Renault Sas | Chambre de combustion pour moteur thermique a injection directe suralimente |
JP4732505B2 (ja) * | 2008-04-23 | 2011-07-27 | 本田技研工業株式会社 | 燃料直噴エンジン |
US8051830B2 (en) * | 2009-08-04 | 2011-11-08 | Taylor Jack R | Two-stroke uniflow turbo-compound internal combustion engine |
US8561581B2 (en) | 2009-08-04 | 2013-10-22 | Jack R. Taylor | Two-stroke uniflow turbo-compound internal combustion engine |
US8978621B2 (en) * | 2010-04-20 | 2015-03-17 | Caterpillar Inc. | Piston having combustion bowl shaped to balance combustion efficiency and emission properties |
US9234451B2 (en) * | 2010-04-20 | 2016-01-12 | Caterpillar Inc. | Piston having combustion bowl shaped to balance combustion efficiency and emission properties |
KR20140035876A (ko) | 2010-12-14 | 2014-03-24 | 잭 알. 테일러 | 완전 팽창 내연 기관 |
US8973539B2 (en) | 2010-12-14 | 2015-03-10 | Jack R. Taylor | Full expansion internal combustion engine |
JP5786956B2 (ja) * | 2011-12-16 | 2015-09-30 | トヨタ自動車株式会社 | 内燃機関の燃焼室構造 |
US20160102596A1 (en) * | 2014-10-08 | 2016-04-14 | Mahle Industries, Incorporated | Piston crown cooling feature for diesel engines |
JP6485489B2 (ja) * | 2017-05-23 | 2019-03-20 | マツダ株式会社 | エンジンの制御装置及びエンジンの制御方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR834777A (fr) * | 1937-04-23 | 1938-12-01 | Saurer Adolph | Machine à combustion interne à injection |
CH298624A (de) * | 1949-09-13 | 1954-05-15 | E Witzky Julius | Brennkraftmaschine mit Kompressionszündung. |
FR2103769A5 (fr) * | 1970-07-31 | 1972-04-14 | Maschf Augsburg Nuernberg Ag |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE481868C (de) * | 1929-08-31 | Ceskomoravska Kolben Akt Ges | Zweiteiliger Kolben mit Verbrennungsraum fuer Brennkraftmaschinen | |
FR634353A (fr) * | 1926-05-18 | 1928-02-16 | Ceskomoravska Kolben | Moteur à combustion interne et à injection |
US2870754A (en) * | 1951-05-03 | 1959-01-27 | Lister & Co Ltd R A | Internal combustion engine with piston having combustion cavity in its head |
US2828724A (en) * | 1953-10-08 | 1958-04-01 | Schweizerische Lokomotiv | Internal combustion engines of the injection type |
CH337682A (de) * | 1954-08-06 | 1959-04-15 | Maschf Augsburg Nuernberg Ag | Brennkraftmaschine, insbesondere Dieselmotor, mit ausserhalb des Zylinderraumes liegendem Brennraum |
FR1288819A (fr) * | 1961-02-14 | 1962-03-30 | Piston perfectionné | |
US3083700A (en) * | 1961-12-08 | 1963-04-02 | Paul D Madak | Internal combustion engine construction |
GB1187787A (en) * | 1967-08-24 | 1970-04-15 | Wissenschaftlich Techniches Ze | Improvements in or relating to Internal Combustion Engines |
DE2525770A1 (de) * | 1975-06-10 | 1976-12-23 | Maschf Augsburg Nuernberg Ag | Luftverdichtende, direkt einspritzende brennkraftmaschine |
-
1978
- 1978-04-12 DE DE19782815717 patent/DE2815717A1/de not_active Ceased
- 1978-04-17 FR FR7811243A patent/FR2388997A1/fr active Granted
- 1978-04-21 US US05/898,699 patent/US4207843A/en not_active Expired - Lifetime
- 1978-04-26 GB GB16444/78A patent/GB1594889A/en not_active Expired
- 1978-04-26 SE SE7804765A patent/SE7804765L/xx unknown
- 1978-04-27 IT IT22785/78A patent/IT1095257B/it active
- 1978-04-28 SU SU782609455A patent/SU822766A3/ru active
- 1978-04-28 ES ES469258A patent/ES469258A1/es not_active Expired
- 1978-04-28 JP JP53052242A patent/JPS6037290B2/ja not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR834777A (fr) * | 1937-04-23 | 1938-12-01 | Saurer Adolph | Machine à combustion interne à injection |
CH298624A (de) * | 1949-09-13 | 1954-05-15 | E Witzky Julius | Brennkraftmaschine mit Kompressionszündung. |
FR2103769A5 (fr) * | 1970-07-31 | 1972-04-14 | Maschf Augsburg Nuernberg Ag |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2537651A1 (fr) * | 1982-12-10 | 1984-06-15 | Maschf Augsburg Nuernberg Ag | Moteur a combustion interne, a compression d'air et allumage independant |
EP0126034A1 (fr) * | 1983-04-11 | 1984-11-21 | FIAT AUTO S.p.A. | Moteur à combustion interne à injection directe de carburant |
FR2604479A1 (fr) * | 1986-09-25 | 1988-04-01 | Man Nutzfahrzeuge Gmbh | Moteur a combustion interne a compression d'air et a allumage commande |
EP0412552A1 (fr) * | 1989-08-09 | 1991-02-13 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Chambre de combustion pour moteur diesel |
Also Published As
Publication number | Publication date |
---|---|
FR2388997B1 (fr) | 1982-08-27 |
GB1594889A (en) | 1981-08-05 |
DE2815717A1 (de) | 1978-11-02 |
JPS6037290B2 (ja) | 1985-08-26 |
JPS53136111A (en) | 1978-11-28 |
US4207843A (en) | 1980-06-17 |
IT7822785A0 (it) | 1978-04-27 |
SU822766A3 (ru) | 1981-04-15 |
ES469258A1 (es) | 1979-01-01 |
IT1095257B (it) | 1985-08-10 |
SE7804765L (sv) | 1978-10-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |