FR3085724B1 - Procede de refroidissement d’un injecteur pour moteur a injection directe d'essence - Google Patents

Procede de refroidissement d’un injecteur pour moteur a injection directe d'essence Download PDF

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Publication number
FR3085724B1
FR3085724B1 FR1871014A FR1871014A FR3085724B1 FR 3085724 B1 FR3085724 B1 FR 3085724B1 FR 1871014 A FR1871014 A FR 1871014A FR 1871014 A FR1871014 A FR 1871014A FR 3085724 B1 FR3085724 B1 FR 3085724B1
Authority
FR
France
Prior art keywords
engine
injector
cooling process
gasoline injection
direct gasoline
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.)
Active
Application number
FR1871014A
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English (en)
Other versions
FR3085724A1 (fr
Inventor
Fabrice Agnoli
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.)
NEW H POWERTRAIN HOLDING, S.L.U., ES
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR1871014A priority Critical patent/FR3085724B1/fr
Publication of FR3085724A1 publication Critical patent/FR3085724A1/fr
Application granted granted Critical
Publication of FR3085724B1 publication Critical patent/FR3085724B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/26—Cylinder heads having cooling means
    • F02F1/36—Cylinder heads having cooling means for liquid cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00—Coating starting from inorganic powder
    • C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/082—Coating starting from inorganic powder by application of heat or pressure and heat without intermediate formation of a liquid in the layer
    • C23C24/085—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
    • C23C24/087—Coating with metal alloys or metal elements only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/02—Arrangements for cooling cylinders or cylinder heads
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/12—Arrangements for cooling other engine or machine parts
    • F01P3/16—Arrangements for cooling other engine or machine parts for cooling fuel injectors or sparking-plugs
    • 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
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/242—Arrangement of spark plugs or injectors
    • 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
    • F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
    • F02M53/04—Injectors with heating, cooling, or thermally-insulating means
    • F02M53/043—Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
    • 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
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

Culasse de moteur thermique pour véhicule automobile comprenant un conduit de logement (10) d'une buse d'un injecteur de carburant, sensiblement cylindrique et débouchant dans une chambre à combustion (104) du moteur, caractérisée en ce que ledit conduit (10) présente une paroi (14) avec une haute conductivité thermique.
FR1871014A 2018-09-10 2018-09-10 Procede de refroidissement d’un injecteur pour moteur a injection directe d'essence Active FR3085724B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1871014A FR3085724B1 (fr) 2018-09-10 2018-09-10 Procede de refroidissement d’un injecteur pour moteur a injection directe d'essence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1871014A FR3085724B1 (fr) 2018-09-10 2018-09-10 Procede de refroidissement d’un injecteur pour moteur a injection directe d'essence

Publications (2)

Publication Number Publication Date
FR3085724A1 FR3085724A1 (fr) 2020-03-13
FR3085724B1 true FR3085724B1 (fr) 2021-05-07

Family

ID=65201612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1871014A Active FR3085724B1 (fr) 2018-09-10 2018-09-10 Procede de refroidissement d’un injecteur pour moteur a injection directe d'essence

Country Status (1)

Country Link
FR (1) FR3085724B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2878581B1 (fr) * 2004-11-29 2009-05-29 Renault Sas Procede d'assemblage d'un injecteur et partie de moteur comportant un injecteur
FR2906576B1 (fr) 2006-10-03 2011-03-04 Renault Sas Agencement de refroidissement d'un injecteur comportant un empilement de rondelles.
FR2907854B1 (fr) 2006-10-25 2008-12-26 Renault Sas Agencement de refroidissement d'un injecteur comportant deux ressorts imbriques l'un dans l'autre
DE102007009600A1 (de) * 2007-02-26 2008-08-28 Linde Ag Verfahren zum Substratbeschichten durch thermisches oder kinetisches Spritzen
JP6250366B2 (ja) * 2013-11-08 2017-12-20 三菱重工業株式会社 内燃機関の燃料噴射弁温度抑制機構およびこれを備えた内燃機関
US20160375451A1 (en) * 2015-06-23 2016-12-29 Moog Inc. Directional cold spray nozzle
CN108026827B (zh) * 2015-06-30 2019-12-31 康明斯公司 喷嘴燃烧护罩

Also Published As

Publication number Publication date
FR3085724A1 (fr) 2020-03-13

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