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FR2972759B1 - AXIAL DUAL SEALING AND RETENTION SYSTEM FOR A TURBINE MACHINE TURBINE WHEEL - Google Patents

AXIAL DUAL SEALING AND RETENTION SYSTEM FOR A TURBINE MACHINE TURBINE WHEEL

Info

Publication number
FR2972759B1
FR2972759B1 FR1152122A FR1152122A FR2972759B1 FR 2972759 B1 FR2972759 B1 FR 2972759B1 FR 1152122 A FR1152122 A FR 1152122A FR 1152122 A FR1152122 A FR 1152122A FR 2972759 B1 FR2972759 B1 FR 2972759B1
Authority
FR
France
Prior art keywords
turbine
retention system
dual sealing
axial dual
turbine wheel
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
FR1152122A
Other languages
French (fr)
Other versions
FR2972759A1 (en
Inventor
Stephane Pierre Guillaume Blanchard
Goff Stevan Le
Thierry Lequitte
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 FR1152122A priority Critical patent/FR2972759B1/en
Publication of FR2972759A1 publication Critical patent/FR2972759A1/en
Application granted granted Critical
Publication of FR2972759B1 publication Critical patent/FR2972759B1/en
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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/10—Anti- vibration means
    • 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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • 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
    • 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
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1152122A 2011-03-15 2011-03-15 AXIAL DUAL SEALING AND RETENTION SYSTEM FOR A TURBINE MACHINE TURBINE WHEEL Active FR2972759B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1152122A FR2972759B1 (en) 2011-03-15 2011-03-15 AXIAL DUAL SEALING AND RETENTION SYSTEM FOR A TURBINE MACHINE TURBINE WHEEL

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1152122A FR2972759B1 (en) 2011-03-15 2011-03-15 AXIAL DUAL SEALING AND RETENTION SYSTEM FOR A TURBINE MACHINE TURBINE WHEEL

Publications (2)

Publication Number Publication Date
FR2972759A1 FR2972759A1 (en) 2012-09-21
FR2972759B1 true FR2972759B1 (en) 2015-09-18

Family

ID=44548750

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1152122A Active FR2972759B1 (en) 2011-03-15 2011-03-15 AXIAL DUAL SEALING AND RETENTION SYSTEM FOR A TURBINE MACHINE TURBINE WHEEL

Country Status (1)

Country Link
FR (1) FR2972759B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3092863A1 (en) 2019-02-15 2020-08-21 Safran Aircraft Engines Turbine wheel for aircraft turbomachines comprising sealing members for inter-blade cavities

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3006366B1 (en) 2013-05-28 2018-03-02 Safran Aircraft Engines TURBINE WHEEL IN A TURBOMACHINE
FR3006365B1 (en) * 2013-05-30 2015-05-22 Snecma TURBOMACHINE WHEEL, IN PARTICULAR FOR LOW PRESSURE TURBINE
FR3006364B1 (en) * 2013-05-30 2018-07-13 Safran Aircraft Engines TURBOMACHINE WHEEL, IN PARTICULAR FOR LOW PRESSURE TURBINE
FR3027949B1 (en) * 2014-11-04 2019-07-26 Safran Aircraft Engines TURBINE WHEEL FOR A TURBOMACHINE
DE102018207873A1 (en) 2018-05-18 2019-11-21 MTU Aero Engines AG Blade for a turbomachine
FR3090030B1 (en) 2018-12-12 2020-11-20 Safran Aircraft Engines Retaining device for removing a turbine engine impeller and method using it
FR3092612B1 (en) 2019-02-12 2022-04-29 Safran Aircraft Engines Turbine blade axial retaining ring cooling system for aircraft turbomachinery
FR3093532B1 (en) 2019-03-06 2021-05-14 Safran Aircraft Engines Device for ventilating a turbine wheel of a turbomachine and / or axial retaining of blades of such a wheel
FR3094906B1 (en) * 2019-04-12 2022-06-10 Safran Aircraft Engines METHOD FOR MANUFACTURING A STATOR BLADE ELEMENT FOR A TURBOMACHINE AND TOOLS FOR ITS IMPLEMENTATION
FR3108361B1 (en) 2020-03-19 2023-05-12 Safran Aircraft Engines TURBINE WHEEL FOR AN AIRCRAFT TURBOMACHINE
FR3126447B1 (en) 2021-08-30 2024-08-02 Safran Aircraft Engines Turbomachine mobile wheel comprising an axial thrust part for shock absorber
FR3127018A1 (en) 2021-09-14 2023-03-17 Safran Aircraft Engines Moving blade for a turbomachine turbine, having a design improving the sealing of the inter-blade cavities

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2566061B1 (en) * 1984-06-14 1988-09-02 Snecma AXIAL LOCKING DEVICE OF A TURBOMACHINE BLADE
FR2585069B1 (en) * 1985-07-16 1989-06-09 Snecma DEVICE FOR LIMITING THE ANGULAR DEFLECTION OF BLADES MOUNTED ON A TURBOMACHINE ROTOR DISC
FR2825748B1 (en) * 2001-06-07 2003-11-07 Snecma Moteurs TURBOMACHINE ROTOR ARRANGEMENT WITH TWO BLADE DISCS SEPARATED BY A SPACER

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3092863A1 (en) 2019-02-15 2020-08-21 Safran Aircraft Engines Turbine wheel for aircraft turbomachines comprising sealing members for inter-blade cavities

Also Published As

Publication number Publication date
FR2972759A1 (en) 2012-09-21

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