FR2997442B1 - Aube pourvue d'une ailerette pouvant etre fabriquee par fonderie a la cire perdue - Google Patents

Aube pourvue d'une ailerette pouvant etre fabriquee par fonderie a la cire perdue Download PDF

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Publication number
FR2997442B1
FR2997442B1 FR1260391A FR1260391A FR2997442B1 FR 2997442 B1 FR2997442 B1 FR 2997442B1 FR 1260391 A FR1260391 A FR 1260391A FR 1260391 A FR1260391 A FR 1260391A FR 2997442 B1 FR2997442 B1 FR 2997442B1
Authority
FR
France
Prior art keywords
dawn
wing
lost wax
wax foundry
foundry
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
FR1260391A
Other languages
English (en)
Other versions
FR2997442A1 (fr
Inventor
Pascal Liaudois
Christian Bariaud
Regis Grohens
Michael Hansom
Laetitia Person
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.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
SNECMA 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 Safran Aircraft Engines SAS, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1260391A priority Critical patent/FR2997442B1/fr
Publication of FR2997442A1 publication Critical patent/FR2997442A1/fr
Application granted granted Critical
Publication of FR2997442B1 publication Critical patent/FR2997442B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/21—Manufacture essentially without removing material by casting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/305—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the pressure side of a rotor blade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/38—Arrangement of components angled, e.g. sweep angle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/712—Shape curved concave
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/10—Metals, alloys or intermetallic compounds
    • F05D2300/12—Light metals
    • F05D2300/121—Aluminium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
FR1260391A 2012-10-31 2012-10-31 Aube pourvue d'une ailerette pouvant etre fabriquee par fonderie a la cire perdue Active FR2997442B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1260391A FR2997442B1 (fr) 2012-10-31 2012-10-31 Aube pourvue d'une ailerette pouvant etre fabriquee par fonderie a la cire perdue

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1260391 2012-10-31
FR1260391A FR2997442B1 (fr) 2012-10-31 2012-10-31 Aube pourvue d'une ailerette pouvant etre fabriquee par fonderie a la cire perdue

Publications (2)

Publication Number Publication Date
FR2997442A1 FR2997442A1 (fr) 2014-05-02
FR2997442B1 true FR2997442B1 (fr) 2018-05-18

Family

ID=47505133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1260391A Active FR2997442B1 (fr) 2012-10-31 2012-10-31 Aube pourvue d'une ailerette pouvant etre fabriquee par fonderie a la cire perdue

Country Status (1)

Country Link
FR (1) FR2997442B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3030333B1 (fr) * 2014-12-17 2017-01-20 Snecma Procede de fabrication d'une aube de turbomachine comportant un sommet pourvu d'une baignoire de type complexe
FR3037829B1 (fr) * 2015-06-29 2017-07-21 Snecma Noyau pour le moulage d'une aube ayant des cavites superposees et comprenant un trou de depoussierage traversant une cavite de part en part
FR3058917B1 (fr) * 2016-11-18 2020-06-12 Safran Aircraft Engines Noyau complexe de fonderie pour une aube multi-cavites

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7281894B2 (en) * 2005-09-09 2007-10-16 General Electric Company Turbine airfoil curved squealer tip with tip shelf
US7290986B2 (en) * 2005-09-09 2007-11-06 General Electric Company Turbine airfoil with curved squealer tip
FR2891003B1 (fr) * 2005-09-20 2011-05-06 Snecma Aube de turbomachine
US8186965B2 (en) * 2009-05-27 2012-05-29 General Electric Company Recovery tip turbine blade

Also Published As

Publication number Publication date
FR2997442A1 (fr) 2014-05-02

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