DE69601136D1 - Vorrichtung zur Verbesserung des Verbrennungsvorganges in einer Hubkolbenbrennkraftmaschine - Google Patents

Vorrichtung zur Verbesserung des Verbrennungsvorganges in einer Hubkolbenbrennkraftmaschine

Info

Publication number
DE69601136D1
DE69601136D1 DE69601136T DE69601136T DE69601136D1 DE 69601136 D1 DE69601136 D1 DE 69601136D1 DE 69601136 T DE69601136 T DE 69601136T DE 69601136 T DE69601136 T DE 69601136T DE 69601136 D1 DE69601136 D1 DE 69601136D1
Authority
DE
Germany
Prior art keywords
cylinder
piston
structure element
combustion chamber
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.)
Expired - Fee Related
Application number
DE69601136T
Other languages
English (en)
Other versions
DE69601136T2 (de
Inventor
Ingemar Nylund
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wartsila NSD Oy AB
Original Assignee
Wartsila NSD Oy AB
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 Wartsila NSD Oy AB filed Critical Wartsila NSD Oy AB
Application granted granted Critical
Publication of DE69601136D1 publication Critical patent/DE69601136D1/de
Publication of DE69601136T2 publication Critical patent/DE69601136T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F02B23/0636—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
    • F02B23/0618—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
    • F02B23/0627—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 having additional bores or grooves machined into the piston for guiding air or charge flow to the piston bowl
    • 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
    • F02B23/0642—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 depth of the combustion space being much smaller than the diameter of the piston, e.g. the depth being in the order of one tenth of the diameter
    • 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
    • F02B7/00—Engines characterised by the fuel-air charge being ignited by compression ignition of an additional fuel
    • F02B7/06—Engines characterised by the fuel-air charge being ignited by compression ignition of an additional fuel the fuel in the charge being gaseous
    • 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
    • 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
    • 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)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Portable Nailing Machines And Staplers (AREA)
DE69601136T 1995-02-15 1996-02-14 Vorrichtung zur Verbesserung des Verbrennungsvorganges in einer Hubkolbenbrennkraftmaschine Expired - Fee Related DE69601136T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI950678A FI102558B1 (fi) 1995-02-15 1995-02-15 Järjestely palamisprosessin tehostamiseksi iskumäntäpolttomoottorissa

Publications (2)

Publication Number Publication Date
DE69601136D1 true DE69601136D1 (de) 1999-01-28
DE69601136T2 DE69601136T2 (de) 1999-06-02

Family

ID=8542858

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69601136T Expired - Fee Related DE69601136T2 (de) 1995-02-15 1996-02-14 Vorrichtung zur Verbesserung des Verbrennungsvorganges in einer Hubkolbenbrennkraftmaschine

Country Status (5)

Country Link
EP (1) EP0727571B1 (de)
AT (1) ATE174660T1 (de)
DE (1) DE69601136T2 (de)
FI (1) FI102558B1 (de)
NO (1) NO307103B1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2840018B1 (fr) * 2002-05-22 2005-04-01 Renault Sa Moteur multicylindre a allumage par compression, notamment de type diesel a injection directe, a mouvement d'air tourbillonnaire genere par les pistons
CA2406209C (en) 2002-10-02 2007-04-17 Westport Research Inc. Direct injection combustion chamber geometry
DE10323000B4 (de) * 2003-05-21 2007-07-19 Meta Motoren- Und Energie-Technik Gmbh Verfahren sowie Kolben-Zylindereinheit zum Erzeugen eines brennfähigen Kraftstoff-Gasgemisches in einem Brennraum einer Hubkolbenbrennkraftmaschine
EP2060737A1 (de) * 2007-11-15 2009-05-20 Wärtsilä Schweiz AG Zylinderanordnung für eine Hubkolbenbrennkraftmaschine, sowie Hubkolbenbrennkraftmaschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2172170A (en) * 1939-06-17 1939-09-05 Megroot John Peter Internal combustion engine
US2555818A (en) * 1946-07-24 1951-06-05 Baldwin Lima Hamilton Corp Dual fuel engine
GB689585A (en) * 1950-05-18 1953-04-01 British Leyland Motor Corp Improvements in internal combustion engines of the liquid fuel injection type
JPS61218715A (ja) * 1985-03-25 1986-09-29 Yanmar Diesel Engine Co Ltd 内燃機関の燃焼室
DE3706592A1 (de) * 1987-02-28 1988-09-08 Koepke Guenter Dr Ing Verbrennungsmotor

Also Published As

Publication number Publication date
NO307103B1 (no) 2000-02-07
EP0727571A1 (de) 1996-08-21
NO960578D0 (no) 1996-02-14
FI102558B (fi) 1998-12-31
ATE174660T1 (de) 1999-01-15
DE69601136T2 (de) 1999-06-02
FI950678A0 (fi) 1995-02-15
EP0727571B1 (de) 1998-12-16
FI950678A (fi) 1996-08-16
FI102558B1 (fi) 1998-12-31
NO960578L (no) 1996-08-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee