FR2716502B1 - Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires. - Google Patents

Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires.

Info

Publication number
FR2716502B1
FR2716502B1 FR9402025A FR9402025A FR2716502B1 FR 2716502 B1 FR2716502 B1 FR 2716502B1 FR 9402025 A FR9402025 A FR 9402025A FR 9402025 A FR9402025 A FR 9402025A FR 2716502 B1 FR2716502 B1 FR 2716502B1
Authority
FR
France
Prior art keywords
vanes
sealing
intermediate platforms
platforms
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.)
Expired - Fee Related
Application number
FR9402025A
Other languages
English (en)
Other versions
FR2716502A1 (fr
Inventor
Jean-Pierre Louis Mareix
Philippe Jean-Pierre Pabion
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 FR9402025A priority Critical patent/FR2716502B1/fr
Priority to US08/391,028 priority patent/US5520514A/en
Priority to EP95400353A priority patent/EP0669451B1/fr
Priority to DE69501973T priority patent/DE69501973T2/de
Publication of FR2716502A1 publication Critical patent/FR2716502A1/fr
Application granted granted Critical
Publication of FR2716502B1 publication Critical patent/FR2716502B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR9402025A 1994-02-23 1994-02-23 Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires. Expired - Fee Related FR2716502B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9402025A FR2716502B1 (fr) 1994-02-23 1994-02-23 Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires.
US08/391,028 US5520514A (en) 1994-02-23 1995-02-21 Sealing lining between vanes and intermediate platforms
EP95400353A EP0669451B1 (fr) 1994-02-23 1995-02-21 Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires
DE69501973T DE69501973T2 (de) 1994-02-23 1995-02-21 Abdichtung zwischen den Schaufeln und den zwischenliegenden Plattformen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9402025A FR2716502B1 (fr) 1994-02-23 1994-02-23 Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires.

Publications (2)

Publication Number Publication Date
FR2716502A1 FR2716502A1 (fr) 1995-08-25
FR2716502B1 true FR2716502B1 (fr) 1996-04-05

Family

ID=9460331

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9402025A Expired - Fee Related FR2716502B1 (fr) 1994-02-23 1994-02-23 Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires.

Country Status (4)

Country Link
US (1) US5520514A (fr)
EP (1) EP0669451B1 (fr)
DE (1) DE69501973T2 (fr)
FR (1) FR2716502B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2739135B1 (fr) * 1995-09-21 1997-10-31 Snecma Agencement amortisseur monte entre des aubes de rotor
GB9602129D0 (en) * 1996-02-02 1996-04-03 Rolls Royce Plc Rotors for gas turbine engines
DE19654471B4 (de) * 1996-12-27 2006-05-24 Alstom Rotor einer Strömungsmaschine
EP1124038A1 (fr) * 2000-02-09 2001-08-16 Siemens Aktiengesellschaft Aubage de turbine
US6916154B2 (en) * 2003-04-29 2005-07-12 Pratt & Whitney Canada Corp. Diametrically energized piston ring
CN100430606C (zh) * 2004-01-05 2008-11-05 财团法人工业技术研究院 高速悬臂离心式压缩机转子机构
EP1925781A1 (fr) * 2006-11-23 2008-05-28 Siemens Aktiengesellschaft Agencement d'aubes
US7762781B1 (en) 2007-03-06 2010-07-27 Florida Turbine Technologies, Inc. Composite blade and platform assembly
GB0806171D0 (en) * 2008-04-07 2008-05-14 Rolls Royce Plc Aeroengine fan assembly
US8827651B2 (en) 2010-11-01 2014-09-09 Rolls-Royce Plc Annulus filler
FR3003294B1 (fr) * 2013-03-15 2018-03-30 Safran Aircraft Engines Soufflante de turbomoteur a flux multiple, et turbomoteur equipe d'une telle soufflante
US9926798B2 (en) 2014-08-13 2018-03-27 Rolls-Royce Corporation Method for manufacturing composite fan annulus filler having nano-coating

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1331209A (en) * 1969-10-28 1973-09-26 Secr Defence Bladed rotors for fluid flow machines
US4111603A (en) * 1976-05-17 1978-09-05 Westinghouse Electric Corp. Ceramic rotor blade assembly for a gas turbine engine
FR2517779B1 (fr) * 1981-12-03 1986-06-13 Snecma Dispositif d'amortissement des aubes d'une soufflante de turbomachine
US4872812A (en) * 1987-08-05 1989-10-10 General Electric Company Turbine blade plateform sealing and vibration damping apparatus
US4784573A (en) * 1987-08-17 1988-11-15 United Technologies Corporation Turbine blade attachment
FR2669686B1 (fr) * 1990-11-28 1994-09-02 Snecma Rotor de soufflante avec aubes sans plates-formes et sabots reconstituant le profil de veine.
US5222865A (en) * 1991-03-04 1993-06-29 General Electric Company Platform assembly for attaching rotor blades to a rotor disk
US5156528A (en) * 1991-04-19 1992-10-20 General Electric Company Vibration damping of gas turbine engine buckets
US5277548A (en) * 1991-12-31 1994-01-11 United Technologies Corporation Non-integral rotor blade platform
GB9209895D0 (en) * 1992-05-07 1992-06-24 Rolls Royce Plc Rotors for gas turbine engines
FR2706528B1 (fr) * 1993-06-10 1995-09-01 Snecma Plate-forme séparée inter-aube de disque ailette de rotor de turbomachine.
US5415526A (en) * 1993-11-19 1995-05-16 Mercadante; Anthony J. Coolable rotor assembly

Also Published As

Publication number Publication date
EP0669451B1 (fr) 1998-04-08
US5520514A (en) 1996-05-28
FR2716502A1 (fr) 1995-08-25
EP0669451A1 (fr) 1995-08-30
DE69501973D1 (de) 1998-05-14
DE69501973T2 (de) 1998-08-20

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Legal Events

Date Code Title Description
ST Notification of lapse