FR2924156B1 - Aube de turbomachine - Google Patents

Aube de turbomachine

Info

Publication number
FR2924156B1
FR2924156B1 FR0759296A FR0759296A FR2924156B1 FR 2924156 B1 FR2924156 B1 FR 2924156B1 FR 0759296 A FR0759296 A FR 0759296A FR 0759296 A FR0759296 A FR 0759296A FR 2924156 B1 FR2924156 B1 FR 2924156B1
Authority
FR
France
Prior art keywords
dawn
turbine
turbine dawn
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
FR0759296A
Other languages
English (en)
Other versions
FR2924156A1 (fr
Inventor
Brou De Cuissart Sebastien Digard
Ray Matthieu Le
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
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0759296A priority Critical patent/FR2924156B1/fr
Publication of FR2924156A1 publication Critical patent/FR2924156A1/fr
Application granted granted Critical
Publication of FR2924156B1 publication Critical patent/FR2924156B1/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
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/186—Film cooling
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/122—Fluid guiding means, e.g. vanes related to the trailing edge of a stator vane
    • 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
    • F05D2240/304—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 trailing edge 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
    • F05D2260/00—Function
    • F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
    • 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
    • F05D2260/00—Function
    • F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
    • F05D2260/941—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF] particularly aimed at mechanical or thermal stress reduction
    • 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
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR0759296A 2007-11-26 2007-11-26 Aube de turbomachine Active FR2924156B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0759296A FR2924156B1 (fr) 2007-11-26 2007-11-26 Aube de turbomachine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0759296A FR2924156B1 (fr) 2007-11-26 2007-11-26 Aube de turbomachine

Publications (2)

Publication Number Publication Date
FR2924156A1 FR2924156A1 (fr) 2009-05-29
FR2924156B1 true FR2924156B1 (fr) 2014-02-14

Family

ID=39863070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0759296A Active FR2924156B1 (fr) 2007-11-26 2007-11-26 Aube de turbomachine

Country Status (1)

Country Link
FR (1) FR2924156B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2990598A1 (fr) * 2014-08-27 2016-03-02 Siemens Aktiengesellschaft Aube de turbine et turbine
US10612390B2 (en) 2017-01-26 2020-04-07 United Technologies Corporation Trailing edge pressure and flow regulator

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3017159A (en) * 1956-11-23 1962-01-16 Curtiss Wright Corp Hollow blade construction
FR2476207A1 (fr) * 1980-02-19 1981-08-21 Snecma Perfectionnement aux aubes de turbines refroidies
US5599166A (en) * 1994-11-01 1997-02-04 United Technologies Corporation Core for fabrication of gas turbine engine airfoils
FR2765265B1 (fr) * 1997-06-26 1999-08-20 Snecma Aubage refroidi par rampe helicoidale, par impact en cascade et par systeme a pontets dans une double peau
US6062817A (en) * 1998-11-06 2000-05-16 General Electric Company Apparatus and methods for cooling slot step elimination
US6174135B1 (en) * 1999-06-30 2001-01-16 General Electric Company Turbine blade trailing edge cooling openings and slots
US6609891B2 (en) * 2001-08-30 2003-08-26 General Electric Company Turbine airfoil for gas turbine engine
FR2833298B1 (fr) * 2001-12-10 2004-08-06 Snecma Moteurs Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression
US6612811B2 (en) * 2001-12-12 2003-09-02 General Electric Company Airfoil for a turbine nozzle of a gas turbine engine and method of making same
FR2864990B1 (fr) * 2004-01-14 2008-02-22 Snecma Moteurs Perfectionnements apportes aux fentes d'evacuation de l'air de refroidissement d'aubes de turbine haute-pression
US7435053B2 (en) * 2005-03-29 2008-10-14 Siemens Power Generation, Inc. Turbine blade cooling system having multiple serpentine trailing edge cooling channels

Also Published As

Publication number Publication date
FR2924156A1 (fr) 2009-05-29

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