FR2952964B1 - Roue mobile de turbine a gaz. - Google Patents

Roue mobile de turbine a gaz.

Info

Publication number
FR2952964B1
FR2952964B1 FR0958256A FR0958256A FR2952964B1 FR 2952964 B1 FR2952964 B1 FR 2952964B1 FR 0958256 A FR0958256 A FR 0958256A FR 0958256 A FR0958256 A FR 0958256A FR 2952964 B1 FR2952964 B1 FR 2952964B1
Authority
FR
France
Prior art keywords
gas turbine
mobile wheel
wheel
mobile
turbine
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
FR0958256A
Other languages
English (en)
Other versions
FR2952964A1 (fr
Inventor
Olivier Belmonte
Lionel Rene Henri Weller
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 FR0958256A priority Critical patent/FR2952964B1/fr
Publication of FR2952964A1 publication Critical patent/FR2952964A1/fr
Application granted granted Critical
Publication of FR2952964B1 publication Critical patent/FR2952964B1/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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3092—Protective layers between blade root and rotor disc surfaces, e.g. anti-friction layers
    • 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
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
    • 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
    • F05D2250/711—Shape curved convex

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0958256A 2009-11-23 2009-11-23 Roue mobile de turbine a gaz. Active FR2952964B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0958256A FR2952964B1 (fr) 2009-11-23 2009-11-23 Roue mobile de turbine a gaz.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0958256A FR2952964B1 (fr) 2009-11-23 2009-11-23 Roue mobile de turbine a gaz.

Publications (2)

Publication Number Publication Date
FR2952964A1 FR2952964A1 (fr) 2011-05-27
FR2952964B1 true FR2952964B1 (fr) 2011-12-16

Family

ID=42104610

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0958256A Active FR2952964B1 (fr) 2009-11-23 2009-11-23 Roue mobile de turbine a gaz.

Country Status (1)

Country Link
FR (1) FR2952964B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9004874B2 (en) * 2012-02-22 2015-04-14 General Electric Company Interlaminar stress reducing configuration for composite turbine components
US10400614B2 (en) * 2016-11-18 2019-09-03 General Electric Company Turbomachine bucket with radial support, shim and related turbomachine rotor
FR3139159B1 (fr) * 2022-08-31 2024-07-19 Safran Aircraft Engines Roue de turbine comprenant un dispositif de maintien radial de pieds d’aube dans les alveoles d’un disque de rotor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3598503A (en) * 1969-09-19 1971-08-10 United Aircraft Corp Blade lock
DE19823157A1 (de) * 1998-05-23 1999-11-25 Asea Brown Boveri Einrichtung zur Befestigung der Laufschaufeln axial durchströmter Turbomaschinen

Also Published As

Publication number Publication date
FR2952964A1 (fr) 2011-05-27

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