CS276015B6 - Combustion space of a compression ignition engine - Google Patents

Combustion space of a compression ignition engine Download PDF

Info

Publication number
CS276015B6
CS276015B6 CS892858A CS285889A CS276015B6 CS 276015 B6 CS276015 B6 CS 276015B6 CS 892858 A CS892858 A CS 892858A CS 285889 A CS285889 A CS 285889A CS 276015 B6 CS276015 B6 CS 276015B6
Authority
CS
Czechoslovakia
Prior art keywords
combustion chamber
rotary
piston
depth
combustion
Prior art date
Application number
CS892858A
Other languages
Czech (cs)
English (en)
Other versions
CS8902858A1 (en
Inventor
Jaroslav Ing Brychta
Eduard Ing Lutisan
Vladimir Jirkovsky
Original Assignee
Avia
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 Avia filed Critical Avia
Priority to CS892858A priority Critical patent/CS276015B6/cs
Priority to US07/521,600 priority patent/US5007394A/en
Priority to AT90108903T priority patent/ATE112015T1/de
Priority to EP90108903A priority patent/EP0397191B1/de
Priority to DD90340552A priority patent/DD294318A5/de
Priority to DE69012641T priority patent/DE69012641T2/de
Publication of CS8902858A1 publication Critical patent/CS8902858A1/cs
Publication of CS276015B6 publication Critical patent/CS276015B6/cs

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
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0654—Thermal treatments, e.g. with heating elements or local cooling
    • F02B23/0657—Thermal treatments, e.g. with heating elements or local cooling the spray interacting with one or more glow plugs
    • 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
    • F02B23/0672—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
    • 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
    • F02B23/0678—Unconventional, 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
    • F02B23/0687—Multiple bowls in the piston, e.g. one bowl per fuel spray jet
    • 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
    • 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
    • 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)
CS892858A 1989-05-12 1989-05-12 Combustion space of a compression ignition engine CS276015B6 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CS892858A CS276015B6 (en) 1989-05-12 1989-05-12 Combustion space of a compression ignition engine
US07/521,600 US5007394A (en) 1989-05-12 1990-05-10 Combustion chamber for compression ignition internal combustion engine
AT90108903T ATE112015T1 (de) 1989-05-12 1990-05-11 Brennraum für brennkraftmaschine mit selbstzündung.
EP90108903A EP0397191B1 (de) 1989-05-12 1990-05-11 Brennraum für Brennkraftmaschine mit Selbstzündung
DD90340552A DD294318A5 (de) 1989-05-12 1990-05-11 Verbrennungskammer fuer maschinen mit verdichtungszuendung
DE69012641T DE69012641T2 (de) 1989-05-12 1990-05-11 Brennraum für Brennkraftmaschine mit Selbstzündung.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS892858A CS276015B6 (en) 1989-05-12 1989-05-12 Combustion space of a compression ignition engine

Publications (2)

Publication Number Publication Date
CS8902858A1 CS8902858A1 (en) 1990-10-12
CS276015B6 true CS276015B6 (en) 1992-03-18

Family

ID=5366911

Family Applications (1)

Application Number Title Priority Date Filing Date
CS892858A CS276015B6 (en) 1989-05-12 1989-05-12 Combustion space of a compression ignition engine

Country Status (6)

Country Link
US (1) US5007394A (de)
EP (1) EP0397191B1 (de)
AT (1) ATE112015T1 (de)
CS (1) CS276015B6 (de)
DD (1) DD294318A5 (de)
DE (1) DE69012641T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5320075A (en) * 1993-03-10 1994-06-14 Chrysler Corporation Internal combustion engine with dual ignition for a lean burn
DE19807489A1 (de) * 1998-02-21 1999-08-26 Daimler Chrysler Ag Hubkolben einer Brennkraftmaschine
JP3751462B2 (ja) * 1998-03-27 2006-03-01 株式会社豊田中央研究所 直接噴射式ディーゼル機関
US6170454B1 (en) 1998-07-31 2001-01-09 Techniphase Industries, Inc. Piston apparatus and methods
AUPQ092199A0 (en) * 1999-06-14 1999-07-01 Aardvark Pty. Ltd. Internal combustion engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1759162A (en) * 1926-02-19 1930-05-20 Acro Ag Oil motor
US2466321A (en) * 1943-06-24 1949-04-05 Texas Co Internal-combustion engine
US3112738A (en) * 1962-05-22 1963-12-03 Lister & Co Ltd R A Pistons for internal combustion engines
DE7019671U (de) * 1969-05-28 1971-01-14 Mondial Piston Galli Ercole C Kolben fuer brennkraftmaschinen.
JPS55153816A (en) * 1979-05-17 1980-12-01 Yanmar Diesel Engine Co Ltd Combustion chamber of direct injection type diesel engine
US4942804A (en) * 1987-08-11 1990-07-24 Ngk Spark Plug Co., Ltd. Piston with ceramic insert that covers piston head portion defining cavity
US4858566A (en) * 1988-03-16 1989-08-22 Paul Marius A Axially symmetrical piston for reciprocal engines

Also Published As

Publication number Publication date
CS8902858A1 (en) 1990-10-12
US5007394A (en) 1991-04-16
ATE112015T1 (de) 1994-10-15
EP0397191B1 (de) 1994-09-21
DE69012641D1 (de) 1994-10-27
EP0397191A1 (de) 1990-11-14
DD294318A5 (de) 1991-09-26
DE69012641T2 (de) 1995-04-06

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Legal Events

Date Code Title Description
IF00 In force as of 2000-06-30 in czech republic
MM4A Patent lapsed due to non-payment of fee

Effective date: 20000512