BR9816041A - Sistema de combustão para motores diesel de injeção direta - Google Patents
Sistema de combustão para motores diesel de injeção diretaInfo
- Publication number
- BR9816041A BR9816041A BR9816041-9A BR9816041A BR9816041A BR 9816041 A BR9816041 A BR 9816041A BR 9816041 A BR9816041 A BR 9816041A BR 9816041 A BR9816041 A BR 9816041A
- Authority
- BR
- Brazil
- Prior art keywords
- nozzle holes
- row
- direct injection
- combustion system
- ratio
- 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
- 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
- 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
- F02M61/182—Discharge orifices being situated in different transversal planes with respect to valve member direction of movement
-
- 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
-
- 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
- F02B23/0639—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 the combustion space having substantially the shape of a cylinder
-
- 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
- F02B23/0645—Details related to the fuel injector or the fuel spray
- F02B23/0669—Details related to the fuel injector or the fuel spray having multiple fuel spray jets per injector nozzle
-
- 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
- F02B23/0696—W-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 wall
-
- 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
- F02M61/1826—Discharge orifices having different sizes
-
- 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
- F02M61/1846—Dimensional characteristics of discharge orifices
-
- 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
- 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
- F02B23/0624—Swirl 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)
- Fuel-Injection Apparatus (AREA)
Abstract
"SISTEMA DE COMBUSTãO PARA MOTORES DIESEL DE INJEçãO DIRETA". Um sistema de combustão para motores Diesel de injeção direta, possuindo um bico de injeção de combustível (N) provido com fileiras superior e inferior de orifícios de bico e dispostos de forma a ficar opostos a uma câmara de combustão em forma de prato fundo (A) de uma pequena razão de abertura, em que as direções dos orifícios de bico (1) na fileira superior e aquelas dos orifícios de bico (2) na fileira inferior são dispostas de forma a que um combustível injetado a partir dos orifícios de bico (1) e (2) incida, respectivamente, sobre uma parede lateral (3) e sobre uma superfície inferior (4) da câmara de combustão (A), uma razão de um, trajeto do borrifo de combustível proveniente dos orifícios de bico na fileira inferior para um diâmetro de cada um de tais orifícios de bico sendo de 150 a 250, uma razão de um trajeto do borrifo de combustível proveniente dos orifícios de bico na fileira inferior para um diâmetro de cada um de tais orifícios de bico sendo de 100 a 180, uma razão de uma área total de todos os orifícios de bico na fileira inferior para aquela de todos os orifícios de bico nas fileiras superior e inferior sendo de 0,25 a 0,35, o número dos orifícios de bico superiores (1) sendo duas vezes maior que aquele dos orifícios de bico inferiores (2).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1998/004502 WO2000020735A1 (fr) | 1997-04-11 | 1998-10-05 | Systeme de combustion pour moteurs diesel a injection |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9816041A true BR9816041A (pt) | 2003-01-21 |
Family
ID=14209159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9816041-9A BR9816041A (pt) | 1998-10-05 | 1998-10-05 | Sistema de combustão para motores diesel de injeção direta |
Country Status (9)
Country | Link |
---|---|
US (1) | US6553960B1 (pt) |
EP (1) | EP1120554B1 (pt) |
JP (1) | JPH10288131A (pt) |
KR (1) | KR100588315B1 (pt) |
CN (1) | CN1099525C (pt) |
BR (1) | BR9816041A (pt) |
DE (1) | DE69835621T2 (pt) |
DK (1) | DK1120554T3 (pt) |
WO (1) | WO2000020735A1 (pt) |
Families Citing this family (64)
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DE19922964C2 (de) * | 1999-05-19 | 2003-03-27 | Daimler Chrysler Ag | Verfahren zum Einspritzen von Dieselkraftstoff |
US6799551B2 (en) * | 2000-01-25 | 2004-10-05 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Direct injection type internal combustion engine |
US6832594B2 (en) * | 2002-01-09 | 2004-12-21 | Nissan Motor Co., Ltd. | Direct fuel injection engine |
JP2003214297A (ja) * | 2002-01-24 | 2003-07-30 | Yanmar Co Ltd | ディーゼル機関の燃料噴射弁 |
US20050166890A1 (en) * | 2002-06-11 | 2005-08-04 | Wickman David D. | Piston/combustion chamber configurations for enhanced ci engine performace |
FR2844012B1 (fr) * | 2002-08-30 | 2006-04-07 | Renault Sa | Moteur a combustion comportant des jets d'injection decales suivant l'axe du cylindre |
AT7203U1 (de) * | 2002-12-19 | 2004-11-25 | Avl List Gmbh | Verfahren zum betreiben einer direkteinspritzenden diesel-brennkraftmaschine |
FR2849900B1 (fr) * | 2003-01-13 | 2006-11-17 | Renault Sa | Chambre de combustion destinee a reduire les emissions de suies |
GB0307428D0 (en) | 2003-03-31 | 2003-05-07 | Medical Res Council | Compartmentalised combinatorial chemistry |
GB0307403D0 (en) | 2003-03-31 | 2003-05-07 | Medical Res Council | Selection by compartmentalised screening |
US20060078893A1 (en) | 2004-10-12 | 2006-04-13 | Medical Research Council | Compartmentalised combinatorial chemistry by microfluidic control |
US7032566B2 (en) * | 2003-05-30 | 2006-04-25 | Caterpillar Inc. | Fuel injector nozzle for an internal combustion engine |
FR2866393B1 (fr) * | 2004-02-13 | 2008-02-29 | Peugeot Citroen Automobiles Sa | Moteur a combustion interne a injection directe |
US20050221339A1 (en) | 2004-03-31 | 2005-10-06 | Medical Research Council Harvard University | Compartmentalised screening by microfluidic control |
FR2871524B1 (fr) * | 2004-06-10 | 2006-09-01 | Renault Sas | Piston pour un moteur a combustion interne comportant un bol qui comporte deux zones de combustion distinctes et des moyens d'injection associes |
DE102004032818A1 (de) * | 2004-07-07 | 2006-02-16 | Robert Bosch Gmbh | Einspritzdüse zur Einspritzung von Kraftstoff in einen Brennraum eines Dieselmotors |
FR2876158B1 (fr) | 2004-10-04 | 2007-04-06 | Renault Sas | Buse d'injection de carburant decentree pour moteur a combustion de vehicule automobile |
FR2876421B1 (fr) * | 2004-10-07 | 2007-02-23 | Renault Sas | Moteur a combustion interne comportant un injecteur de carburant a jets optimises |
US7968287B2 (en) | 2004-10-08 | 2011-06-28 | Medical Research Council Harvard University | In vitro evolution in microfluidic systems |
CN101268273B (zh) * | 2005-04-06 | 2012-01-18 | 通用汽车环球科技运作公司 | 用于减少烟灰排放的喷射器双列簇配置 |
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US8011600B2 (en) * | 2006-12-19 | 2011-09-06 | The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency | Fuel injector nozzle |
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ATE529618T1 (de) * | 2007-04-06 | 2011-11-15 | Honda Motor Co Ltd | Direkteinspritzmotor |
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US7895986B2 (en) * | 2007-08-14 | 2011-03-01 | Mazda Motor Corporation | Diesel engine and fuel injection nozzle therefor |
CN101382109B (zh) * | 2007-12-05 | 2011-07-20 | 奇瑞汽车股份有限公司 | 直喷式柴油机喷油器及进气道 |
JP4495766B2 (ja) * | 2008-04-23 | 2010-07-07 | 本田技研工業株式会社 | 燃料直噴エンジン |
EP2112348B1 (en) * | 2008-04-23 | 2012-02-08 | Honda Motor Co., Ltd. | Direct fuel injection engine |
EP2315629B1 (en) | 2008-07-18 | 2021-12-15 | Bio-Rad Laboratories, Inc. | Droplet libraries |
EP2187043A1 (en) * | 2008-11-14 | 2010-05-19 | Delphi Technologies Holding S.à.r.l. | Injection nozzle |
EP2411148B1 (en) | 2009-03-23 | 2018-02-21 | Raindance Technologies, Inc. | Manipulation of microfluidic droplets |
US10520500B2 (en) | 2009-10-09 | 2019-12-31 | Abdeslam El Harrak | Labelled silica-based nanomaterial with enhanced properties and uses thereof |
EP2517025B1 (en) | 2009-12-23 | 2019-11-27 | Bio-Rad Laboratories, Inc. | Methods for reducing the exchange of molecules between droplets |
DE102009060844A1 (de) | 2009-12-29 | 2011-06-30 | Friedrichs, Arno, 95326 | Verfahren zur Herstellung eines Kanäle aufweisenden Kraftstoffeinspritzelementes sowie Kraftstoffeinspritzelement |
US10351905B2 (en) | 2010-02-12 | 2019-07-16 | Bio-Rad Laboratories, Inc. | Digital analyte analysis |
US9366632B2 (en) | 2010-02-12 | 2016-06-14 | Raindance Technologies, Inc. | Digital analyte analysis |
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US9399797B2 (en) | 2010-02-12 | 2016-07-26 | Raindance Technologies, Inc. | Digital analyte analysis |
DE102010032442B4 (de) | 2010-07-28 | 2014-10-30 | Audi Ag | Selbstzündende Brennkraftmaschine mit Kolbenmulden mit Drallstufung |
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DE202012013668U1 (de) | 2011-06-02 | 2019-04-18 | Raindance Technologies, Inc. | Enzymquantifizierung |
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US8658430B2 (en) | 2011-07-20 | 2014-02-25 | Raindance Technologies, Inc. | Manipulating droplet size |
US11901041B2 (en) | 2013-10-04 | 2024-02-13 | Bio-Rad Laboratories, Inc. | Digital analysis of nucleic acid modification |
US9944977B2 (en) | 2013-12-12 | 2018-04-17 | Raindance Technologies, Inc. | Distinguishing rare variations in a nucleic acid sequence from a sample |
US11193176B2 (en) | 2013-12-31 | 2021-12-07 | Bio-Rad Laboratories, Inc. | Method for detecting and quantifying latent retroviral RNA species |
CN103835803B (zh) * | 2014-02-24 | 2016-02-24 | 大连理工大学 | 柴油机碰撞分流燃烧室 |
US9957939B2 (en) | 2014-10-02 | 2018-05-01 | Cummins Inc. | Variable hole size nozzle and spray angle fuel injector and MHBIB |
US9915190B2 (en) | 2015-07-13 | 2018-03-13 | Caterpillar, Inc. | Ducted combustion systems utilizing Venturi ducts |
US10647981B1 (en) | 2015-09-08 | 2020-05-12 | Bio-Rad Laboratories, Inc. | Nucleic acid library generation methods and compositions |
CN105298707A (zh) * | 2015-09-16 | 2016-02-03 | 大连理工大学 | 一种大喷孔夹角和长伸出量喷油嘴与大口径燃烧室配合的柴油机燃烧系统 |
DE102017206019B3 (de) * | 2017-04-07 | 2018-09-20 | Continental Automotive Gmbh | Brennraumanordnung zum Verbrennen eines OME-Kraftstoffes sowie Verwendung der Brennraumanordnung zum Einspritzen von OME-Kraftstoff in einen Brennraum einer Brennkraftmaschine |
US20220170435A1 (en) * | 2020-12-01 | 2022-06-02 | Dynomite Diesel Products | Fuel injector nozzle |
CN114353120B (zh) * | 2021-12-17 | 2023-04-25 | 中国北方发动机研究所(天津) | 一种适用于多孔径喷嘴的起伏面导流型燃烧室 |
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US1498273A (en) * | 1922-04-21 | 1924-06-17 | Hesselman Knut Jonas Elias | Internal-combustion engine |
JPS59134322A (ja) * | 1983-01-22 | 1984-08-02 | Isuzu Motors Ltd | 直接噴射式デイ−ゼル機関 |
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DE4136851A1 (de) * | 1991-11-08 | 1993-05-13 | Avl Verbrennungskraft Messtech | Dieselmotor kleinerer leistung |
JPH06173690A (ja) * | 1992-12-10 | 1994-06-21 | Isuzu Motors Ltd | 直噴式ディーゼル機関の燃焼室 |
DE4344026C2 (de) * | 1993-12-23 | 1997-09-18 | Mtu Friedrichshafen Gmbh | Einspritzdüse |
JPH0821245A (ja) * | 1994-06-30 | 1996-01-23 | Isuzu Motors Ltd | ピストンに副室を持つ副室式エンジン |
JP3149315B2 (ja) | 1994-07-06 | 2001-03-26 | 科学技術振興事業団 | 開環共重合体 |
JP3707563B2 (ja) * | 1995-01-27 | 2005-10-19 | 日野自動車株式会社 | ホール型燃料噴射ノズル |
-
1997
- 1997-04-11 JP JP9094056A patent/JPH10288131A/ja active Pending
-
1998
- 1998-10-05 DE DE69835621T patent/DE69835621T2/de not_active Expired - Lifetime
- 1998-10-05 CN CN98814265A patent/CN1099525C/zh not_active Expired - Lifetime
- 1998-10-05 KR KR1020017004343A patent/KR100588315B1/ko active IP Right Grant
- 1998-10-05 EP EP98945626A patent/EP1120554B1/en not_active Expired - Lifetime
- 1998-10-05 US US09/806,081 patent/US6553960B1/en not_active Expired - Lifetime
- 1998-10-05 DK DK98945626T patent/DK1120554T3/da active
- 1998-10-05 WO PCT/JP1998/004502 patent/WO2000020735A1/ja active IP Right Grant
- 1998-10-05 BR BR9816041-9A patent/BR9816041A/pt active IP Right Grant
Also Published As
Publication number | Publication date |
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KR100588315B1 (ko) | 2006-06-12 |
DE69835621T2 (de) | 2007-07-26 |
DE69835621D1 (de) | 2006-09-28 |
CN1314971A (zh) | 2001-09-26 |
JPH10288131A (ja) | 1998-10-27 |
WO2000020735A1 (fr) | 2000-04-13 |
US6553960B1 (en) | 2003-04-29 |
EP1120554A1 (en) | 2001-08-01 |
EP1120554A4 (en) | 2005-11-09 |
DK1120554T3 (da) | 2006-11-13 |
KR20010106503A (ko) | 2001-11-29 |
CN1099525C (zh) | 2003-01-22 |
EP1120554B1 (en) | 2006-08-16 |
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