FR2596104B1 - THERMAL INSULATION PISTON, PARTICULARLY FOR SELF-IGNITION ENGINES - Google Patents

THERMAL INSULATION PISTON, PARTICULARLY FOR SELF-IGNITION ENGINES

Info

Publication number
FR2596104B1
FR2596104B1 FR878703731A FR8703731A FR2596104B1 FR 2596104 B1 FR2596104 B1 FR 2596104B1 FR 878703731 A FR878703731 A FR 878703731A FR 8703731 A FR8703731 A FR 8703731A FR 2596104 B1 FR2596104 B1 FR 2596104B1
Authority
FR
France
Prior art keywords
self
thermal insulation
ignition engines
insulation piston
piston
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
FR878703731A
Other languages
French (fr)
Other versions
FR2596104A1 (en
Inventor
Norbert Zernig
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.)
Kloeckner Humboldt Deutz AG
Original Assignee
Kloeckner Humboldt Deutz AG
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 Kloeckner Humboldt Deutz AG filed Critical Kloeckner Humboldt Deutz AG
Publication of FR2596104A1 publication Critical patent/FR2596104A1/en
Application granted granted Critical
Publication of FR2596104B1 publication Critical patent/FR2596104B1/en
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
    • F02B23/0678—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
    • 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
    • F02B23/0603—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head
    • 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 
    • F02F3/10—Pistons  having surface coverings
    • F02F3/12—Pistons  having surface coverings on piston heads
    • 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
    • F02B23/0603—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head
    • F02B2023/0612—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head the material having a high temperature and pressure resistance, e.g. ceramic
    • 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
    • F02B23/0624—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
    • F02B23/0654—Thermal treatments, e.g. with heating elements or local cooling
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/02—Light metals
    • F05C2201/021—Aluminium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2251/00—Material properties
    • F05C2251/04—Thermal properties
    • F05C2251/048—Heat transfer
    • 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)
  • Ceramic Engineering (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
FR878703731A 1986-03-22 1987-03-18 THERMAL INSULATION PISTON, PARTICULARLY FOR SELF-IGNITION ENGINES Expired - Fee Related FR2596104B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863609752 DE3609752A1 (en) 1986-03-22 1986-03-22 THERMALLY INSULATED PISTON

Publications (2)

Publication Number Publication Date
FR2596104A1 FR2596104A1 (en) 1987-09-25
FR2596104B1 true FR2596104B1 (en) 1990-05-25

Family

ID=6297051

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878703731A Expired - Fee Related FR2596104B1 (en) 1986-03-22 1987-03-18 THERMAL INSULATION PISTON, PARTICULARLY FOR SELF-IGNITION ENGINES

Country Status (3)

Country Link
DE (1) DE3609752A1 (en)
FR (1) FR2596104B1 (en)
GB (1) GB2188123B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19952868B4 (en) * 1999-11-03 2005-03-17 Ks Kolbenschmidt Gmbh Piston and piston assembly
GB0909585D0 (en) * 2009-05-20 2009-07-15 Bayram Peter J Improvements to 2 & 4-stroke internal combustion engine pistons
JP6232954B2 (en) * 2013-11-12 2017-11-22 トヨタ自動車株式会社 Internal combustion engine
EP3608531A4 (en) * 2017-04-04 2020-03-18 Nissan Motor Co., Ltd Piston

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE834793C (en) * 1950-11-25 1952-03-24 Mahle Kom Ges Light metal pistons for internal combustion engines
DE2513272A1 (en) * 1975-03-26 1976-10-07 Volkswagenwerk Ag Light alloy engine with cylinder lining - has heat resistant linings for piston and cylinder upper face
GB2125517B (en) * 1982-08-20 1987-03-11 Ae Plc Pistons and methods for their manufacture
GB2130336A (en) * 1982-09-15 1984-05-31 South Western Ind Res Securing and heat-insulating piston crown
JPS59110848A (en) * 1982-12-16 1984-06-26 Kawasaki Heavy Ind Ltd Piston crown and its manufacturing method
GB2135222B (en) * 1983-02-04 1987-11-11 Ae Plc The reinforcement of pistons of aluminium or aluminium alloys
DE3321212A1 (en) * 1983-06-11 1984-12-13 Kolbenschmidt AG, 7107 Neckarsulm COMPONENT FOR A COMBUSTION ENGINE MADE FROM A LIGHT METAL MATERIAL
DE3330554A1 (en) * 1983-08-24 1985-03-07 Kolbenschmidt AG, 7107 Neckarsulm PISTON FOR INTERNAL COMBUSTION ENGINES
JPS60182341A (en) * 1984-02-29 1985-09-17 Isuzu Motors Ltd Internal-combustion engine covering combustion chamber wall surface with porous heat insulating material
JPS60240854A (en) * 1984-05-15 1985-11-29 Toyota Motor Corp Piston for internal-combustion engine made of light metal
GB8423050D0 (en) * 1984-09-12 1984-10-17 Ae Plc Pistons
DE3516308A1 (en) * 1985-05-07 1986-11-13 Daimler-Benz Ag, 7000 Stuttgart Piston for an internal combustion engine

Also Published As

Publication number Publication date
DE3609752C2 (en) 1989-06-22
GB8706659D0 (en) 1987-04-23
GB2188123A (en) 1987-09-23
GB2188123B (en) 1989-11-15
FR2596104A1 (en) 1987-09-25
DE3609752A1 (en) 1987-10-01

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Legal Events

Date Code Title Description
ST Notification of lapse