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FR2960021B1 - TURBOMACHINE MOBILE WHEEL HAVING A VIBRATION DAMPING ROUND - Google Patents

TURBOMACHINE MOBILE WHEEL HAVING A VIBRATION DAMPING ROUND

Info

Publication number
FR2960021B1
FR2960021B1 FR1053740A FR1053740A FR2960021B1 FR 2960021 B1 FR2960021 B1 FR 2960021B1 FR 1053740 A FR1053740 A FR 1053740A FR 1053740 A FR1053740 A FR 1053740A FR 2960021 B1 FR2960021 B1 FR 2960021B1
Authority
FR
France
Prior art keywords
vibration damping
mobile wheel
damping round
turbomachine
turbomachine mobile
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
FR1053740A
Other languages
French (fr)
Other versions
FR2960021A1 (en
Inventor
Maurice Guy Judet
Jean Luc Soupizon
Clement Roussille
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 FR1053740A priority Critical patent/FR2960021B1/en
Publication of FR2960021A1 publication Critical patent/FR2960021A1/en
Application granted granted Critical
Publication of FR2960021B1 publication Critical patent/FR2960021B1/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
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/24—Blade-to-blade connections, e.g. for damping vibrations using wire or the like
    • 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
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0463—Cobalt
    • 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
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/182—Two-dimensional patterned crenellated, notched
    • 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)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Ceramic Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1053740A 2010-05-12 2010-05-12 TURBOMACHINE MOBILE WHEEL HAVING A VIBRATION DAMPING ROUND Active FR2960021B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1053740A FR2960021B1 (en) 2010-05-12 2010-05-12 TURBOMACHINE MOBILE WHEEL HAVING A VIBRATION DAMPING ROUND

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1053740A FR2960021B1 (en) 2010-05-12 2010-05-12 TURBOMACHINE MOBILE WHEEL HAVING A VIBRATION DAMPING ROUND

Publications (2)

Publication Number Publication Date
FR2960021A1 FR2960021A1 (en) 2011-11-18
FR2960021B1 true FR2960021B1 (en) 2014-04-25

Family

ID=42651330

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1053740A Active FR2960021B1 (en) 2010-05-12 2010-05-12 TURBOMACHINE MOBILE WHEEL HAVING A VIBRATION DAMPING ROUND

Country Status (1)

Country Link
FR (1) FR2960021B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140023506A1 (en) * 2012-07-20 2014-01-23 General Electric Company Damper system and a turbine
US11105209B2 (en) * 2018-08-28 2021-08-31 General Electric Company Turbine blade tip shroud
FR3137125B1 (en) * 2022-06-22 2024-05-31 Safran Aircraft Engines Bladed turbomachine assembly comprising blades joined together in pairs at the level of their platforms
FR3137128B1 (en) * 2022-06-22 2025-01-10 Safran Aircraft Engines Turbomachine assembly comprising blades carrying lickers and a cable connecting the lickers to each other.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1195012A (en) * 1966-06-21 1970-06-17 Rolls Royce Rotor for Bladed Fluid Flow Machines.
GB1287223A (en) * 1970-02-02 1972-08-31 Ass Elect Ind Improvements in or relating to turbine blading
US3689177A (en) * 1971-04-19 1972-09-05 Gen Electric Blade constraining structure
SE7502749L (en) * 1975-03-12 1976-09-13 Stal Laval Turbin Ab AXIAL TURBINE FLOP WHEEL
SU1019898A1 (en) * 1978-01-16 1984-11-15 Производственное Объединение Турбостроения "Ленинградский Металлический Завод" Turbomachine impeller
FR2612249B1 (en) * 1987-03-12 1992-02-07 Alsthom MOBILE BLADES FOR STEAM TURBINES
US5201850A (en) * 1991-02-15 1993-04-13 General Electric Company Rotor tip shroud damper including damper wires
JPH0539701A (en) * 1991-08-06 1993-02-19 Fuji Electric Co Ltd Turbine blade cascade

Also Published As

Publication number Publication date
FR2960021A1 (en) 2011-11-18

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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: HERAKLES, FR

Effective date: 20170725

Owner name: SNECMA, FR

Effective date: 20170725

Owner name: SNECMA PROPULSION SOLIDE, FR

Effective date: 20170725

CD Change of name or company name

Owner name: SNECMA PROPULSION SOLIDE, FR

Effective date: 20170717

Owner name: SAFRAN CERAMICS, FR

Effective date: 20170717

Owner name: SAFRAN AIRCRAFT ENGINES, FR

Effective date: 20170717

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Year of fee payment: 9

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