BR8406939A - Pistao de motor de combustao interna e motor de combustao interna - Google Patents

Pistao de motor de combustao interna e motor de combustao interna

Info

Publication number
BR8406939A
BR8406939A BR8406939A BR8406939A BR8406939A BR 8406939 A BR8406939 A BR 8406939A BR 8406939 A BR8406939 A BR 8406939A BR 8406939 A BR8406939 A BR 8406939A BR 8406939 A BR8406939 A BR 8406939A
Authority
BR
Brazil
Prior art keywords
combustion engine
internal combustion
piston
engine piston
internal
Prior art date
Application number
BR8406939A
Other languages
English (en)
Inventor
Philip Albert Henry Jane
Original Assignee
Perkins Engines Group
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Perkins Engines Group filed Critical Perkins Engines Group
Publication of BR8406939A publication Critical patent/BR8406939A/pt

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645Details related to the fuel injector or the fuel spray
    • F02B23/0648Means or methods to improve the spray dispersion, evaporation or ignition
    • F02B23/0651Means or methods to improve the spray dispersion, evaporation or ignition the fuel spray impinging on reflecting surfaces or being specially guided throughout the combustion space
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645Details related to the fuel injector or the fuel spray
    • F02B23/0669Details related to the fuel injector or the fuel spray having multiple fuel spray jets per injector nozzle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0678Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0696W-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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14Direct injection into combustion chamber
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/40Squish effect
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618Other 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
    • F02B23/0621Squish flow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618Other 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
    • F02B23/0624Swirl flow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0678Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
    • F02B23/0681Square, rectangular or the like profiles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00Engines characterised by air compression and subsequent fuel addition
    • F02B3/06Engines characterised by air compression and subsequent fuel addition with compression ignition
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Valve Device For Special Equipments (AREA)
BR8406939A 1983-06-28 1984-06-25 Pistao de motor de combustao interna e motor de combustao interna BR8406939A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838317453A GB8317453D0 (en) 1983-06-28 1983-06-28 Ic engine
PCT/GB1984/000224 WO1985000198A1 (en) 1983-06-28 1984-06-25 Internal combustion engine piston

Publications (1)

Publication Number Publication Date
BR8406939A true BR8406939A (pt) 1985-06-04

Family

ID=10544871

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8406939A BR8406939A (pt) 1983-06-28 1984-06-25 Pistao de motor de combustao interna e motor de combustao interna

Country Status (17)

Country Link
US (1) US4616612A (pt)
EP (1) EP0148888B1 (pt)
JP (1) JPS60501667A (pt)
AU (1) AU563698B2 (pt)
BG (1) BG46753A3 (pt)
BR (1) BR8406939A (pt)
CA (1) CA1223491A (pt)
DE (1) DE3482427D1 (pt)
ES (1) ES291544U (pt)
GB (2) GB8317453D0 (pt)
IN (1) IN162005B (pt)
IT (1) IT1214470B (pt)
MX (1) MX160237A (pt)
PL (1) PL143580B1 (pt)
SU (1) SU1556546A3 (pt)
WO (1) WO1985000198A1 (pt)
ZA (1) ZA844694B (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3771942D1 (de) * 1986-06-19 1991-09-12 Nippon Clean Engine Res Brennkraftmaschine mit brennstoffeinspritzung.
JP2501886Y2 (ja) * 1989-12-21 1996-06-19 トヨタ自動車株式会社 直噴式ディ―ゼル機関の燃焼室
KR930003083B1 (ko) * 1990-08-30 1993-04-17 한국과학기술연구원 내연기관의 연소실
US5970946A (en) * 1997-11-18 1999-10-26 Shea; Patrick R. Non-annular piston bowl for two-valve engines using offset injectors
US7438039B2 (en) * 2004-02-06 2008-10-21 Electro-Motive Diesel, Inc. Large-bore, medium-speed diesel engine having piston crown bowl with acute re-entrant angle
FR2925601A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique
FR2925604A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique a injection directe suralimente
US20090188481A1 (en) * 2008-01-29 2009-07-30 Detroit Diesel Corporation Squish-induced mixing-intensified low emissions combustion piston for internal combustion engines
US8978621B2 (en) * 2010-04-20 2015-03-17 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
DE102012111776A1 (de) * 2011-12-09 2013-06-13 Ecomotors International, Inc. Gegenkolbenmotor mit ringförmiger Brennkammer mit Seiteneinspritzung
DE102012103195A1 (de) 2012-04-13 2013-10-17 Mwm Gmbh Kolben einer Brennkraftmaschine
DE102012103212A1 (de) 2012-04-13 2013-10-17 Mwm Gmbh Kolben einer Brennkraftmaschine
DE102012103206B4 (de) * 2012-04-13 2017-08-03 Caterpillar Energy Solutions Gmbh Kolben einer Brennkraftmaschine
US9995203B2 (en) 2016-10-27 2018-06-12 Caterpillar Inc. Piston design for flow re-direction
US9869270B1 (en) * 2016-10-31 2018-01-16 Caterpillar Inc. Piston design for jet placement
US10087882B2 (en) 2016-10-31 2018-10-02 Caterpillar Inc. Piston design for splitting jets
SE542212C2 (en) * 2017-03-17 2020-03-10 Scania Cv Ab A piston with a piston bowl comprising protrusions for an internal combustion engine
JP6551868B2 (ja) * 2017-03-17 2019-07-31 マツダ株式会社 ディーゼルエンジン
US10619594B2 (en) 2017-03-31 2020-04-14 Caterpillar Inc. Combustion system for an internal combustion engine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB509838A (en) * 1938-01-21 1939-07-21 Ass Equipment Co Ltd Improvements in or relating to liquid-fuel injection internal-combustion engines
GB1012924A (en) * 1963-10-17 1965-12-08 Lister & Co Ltd R A Improvements in or relating to internal combustion piston engines
US3374773A (en) * 1965-04-27 1968-03-26 Daimler Benz Aktiengesellshcaf Diesel engine
JPS5115590B2 (pt) * 1972-06-12 1976-05-18
DE2407783A1 (de) * 1973-02-28 1974-09-12 List Hans Brennkraftmaschine mit im kolbenboden angeordneter brennraummulde
JPS5360410A (en) * 1976-11-12 1978-05-31 Komatsu Ltd Combustion chamber
JPS5554623A (en) * 1978-10-19 1980-04-22 Nissan Diesel Motor Co Ltd Combustion chamber of direct-injection type internal combustion engine
DE3004580C2 (de) * 1980-02-08 1982-06-16 Klöckner-Humboldt-Deutz AG, 5000 Köln Luftverdichtende Hubkolbenbrennkraftmaschine
EP0105933B2 (en) * 1982-04-23 1990-12-19 Hino Jidosha Kogyo Kabushiki Kaisha Combustion chamber of diesel engine

Also Published As

Publication number Publication date
CA1223491A (en) 1987-06-30
JPS60501667A (ja) 1985-10-03
PL143580B1 (en) 1988-02-29
IT8421632A0 (it) 1984-06-27
DE3482427D1 (de) 1990-07-12
AU563698B2 (en) 1987-07-16
GB2143585A (en) 1985-02-13
GB8416387D0 (en) 1984-08-01
PL248422A1 (en) 1985-02-13
EP0148888B1 (en) 1990-06-06
BG46753A3 (en) 1990-02-15
SU1556546A3 (ru) 1990-04-07
AU3065484A (en) 1985-01-25
US4616612A (en) 1986-10-14
WO1985000198A1 (en) 1985-01-17
GB2143585B (en) 1987-09-03
ES291544U (es) 1986-05-16
EP0148888A1 (en) 1985-07-24
IN162005B (pt) 1988-03-12
ZA844694B (en) 1986-02-26
IT1214470B (it) 1990-01-18
GB8317453D0 (en) 1983-08-03
MX160237A (es) 1990-01-11

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 25/06/99