FR2962481B1 - Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz - Google Patents

Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz

Info

Publication number
FR2962481B1
FR2962481B1 FR1055673A FR1055673A FR2962481B1 FR 2962481 B1 FR2962481 B1 FR 2962481B1 FR 1055673 A FR1055673 A FR 1055673A FR 1055673 A FR1055673 A FR 1055673A FR 2962481 B1 FR2962481 B1 FR 2962481B1
Authority
FR
France
Prior art keywords
rotor
gas turbine
turbine engine
lever arm
vibration damper
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
FR1055673A
Other languages
English (en)
Other versions
FR2962481A1 (fr
Inventor
Clement Roussille
Julien Mateo
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
Safran Ceramics SA
Original Assignee
SNECMA Propulsion Solide SA
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 Propulsion Solide SA, SNECMA SAS filed Critical SNECMA Propulsion Solide SA
Priority to FR1055673A priority Critical patent/FR2962481B1/fr
Priority to US13/179,860 priority patent/US20120063904A1/en
Publication of FR2962481A1 publication Critical patent/FR2962481A1/fr
Application granted granted Critical
Publication of FR2962481B1 publication Critical patent/FR2962481B1/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
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/04—Antivibration arrangements
    • F01D25/06—Antivibration arrangements for preventing blade vibration
    • 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
    • F01D5/26—Antivibration means not restricted to blade form or construction or to blade-to-blade connections or to the use of particular materials
    • 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
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/284—Selection of ceramic materials
    • 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
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • F05D2300/6033—Ceramic matrix composites [CMC]
    • 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)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Ceramic Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1055673A 2010-07-12 2010-07-12 Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz Active FR2962481B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1055673A FR2962481B1 (fr) 2010-07-12 2010-07-12 Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz
US13/179,860 US20120063904A1 (en) 2010-07-12 2011-07-11 Lever-arm vibration damper for a rotor of a gas turbine engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1055673A FR2962481B1 (fr) 2010-07-12 2010-07-12 Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz

Publications (2)

Publication Number Publication Date
FR2962481A1 FR2962481A1 (fr) 2012-01-13
FR2962481B1 true FR2962481B1 (fr) 2012-08-31

Family

ID=43768723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1055673A Active FR2962481B1 (fr) 2010-07-12 2010-07-12 Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz

Country Status (2)

Country Link
US (1) US20120063904A1 (fr)
FR (1) FR2962481B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104903547B (zh) * 2012-12-13 2016-09-21 三菱日立电力系统株式会社 旋转流体机械

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2310412A (en) * 1941-03-08 1943-02-09 Westinghouse Electric & Mfg Co Vibration dampener
US2315611A (en) * 1942-02-14 1943-04-06 Westinghouse Electric & Mfg Co Turbine blade shroud fastening
GB1549152A (en) * 1977-01-11 1979-08-01 Rolls Royce Rotor stage for a gas trubine engine
FR2517779B1 (fr) * 1981-12-03 1986-06-13 Snecma Dispositif d'amortissement des aubes d'une soufflante de turbomachine
US5156528A (en) * 1991-04-19 1992-10-20 General Electric Company Vibration damping of gas turbine engine buckets
US5281097A (en) * 1992-11-20 1994-01-25 General Electric Company Thermal control damper for turbine rotors
US5522705A (en) * 1994-05-13 1996-06-04 United Technologies Corporation Friction damper for gas turbine engine blades
US5746578A (en) * 1996-10-11 1998-05-05 General Electric Company Retention system for bar-type damper of rotor
DE10014198A1 (de) * 2000-03-22 2001-09-27 Alstom Power Nv Beschaufelung mit Dämpfungselementen
US6371727B1 (en) * 2000-06-05 2002-04-16 The Boeing Company Turbine blade tip shroud enclosed friction damper
US6821087B2 (en) * 2002-01-21 2004-11-23 Honda Giken Kogyo Kabushiki Kaisha Flow-rectifying member and its unit and method for producing flow-rectifying member
US7291946B2 (en) * 2003-01-27 2007-11-06 United Technologies Corporation Damper for stator assembly
FR2915510B1 (fr) * 2007-04-27 2009-11-06 Snecma Sa Amortisseur pour aubes de turbomachines
GB0814018D0 (en) * 2008-08-01 2008-09-10 Rolls Royce Plc Vibration damper

Also Published As

Publication number Publication date
FR2962481A1 (fr) 2012-01-13
US20120063904A1 (en) 2012-03-15

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Legal Events

Date Code Title Description
TQ Partial transmission of property

Owner name: SNECMA PROPULSION SOLIDE, FR

Effective date: 20131121

Owner name: SNECMA, FR

Effective date: 20131121

Owner name: HERAKLES, FR

Effective date: 20131121

PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

CD Change of name or company name

Owner name: SNECMA PROPULSION SOLIDE, FR

Effective date: 20170725

Owner name: HERAKLES, FR

Effective date: 20170725

Owner name: SNECMA, FR

Effective date: 20170725

CD Change of name or company name

Owner name: SAFRAN CERAMICS, FR

Effective date: 20170717

Owner name: SAFRAN AIRCRAFT ENGINES, FR

Effective date: 20170717

Owner name: SNECMA PROPULSION SOLIDE, FR

Effective date: 20170717

PLFP Fee payment

Year of fee payment: 9

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

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Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14