FR2273163A1 - - Google Patents

Info

Publication number
FR2273163A1
FR2273163A1 FR7516387A FR7516387A FR2273163A1 FR 2273163 A1 FR2273163 A1 FR 2273163A1 FR 7516387 A FR7516387 A FR 7516387A FR 7516387 A FR7516387 A FR 7516387A FR 2273163 A1 FR2273163 A1 FR 2273163A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7516387A
Other languages
French (fr)
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2273163A1 publication Critical patent/FR2273163A1/fr
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7516387A 1974-05-30 1975-05-27 Withdrawn FR2273163A1 (sl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US474756A US3887298A (en) 1974-05-30 1974-05-30 Apparatus for sealing turbine blade damper cavities

Publications (1)

Publication Number Publication Date
FR2273163A1 true FR2273163A1 (sl) 1975-12-26

Family

ID=23884811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7516387A Withdrawn FR2273163A1 (sl) 1974-05-30 1975-05-27

Country Status (8)

Country Link
US (1) US3887298A (sl)
JP (1) JPS5113012A (sl)
BR (1) BR7503391A (sl)
CA (1) CA1013676A (sl)
FR (1) FR2273163A1 (sl)
GB (1) GB1506047A (sl)
IL (1) IL47321A (sl)
SE (1) SE7505935L (sl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451451A1 (fr) * 1979-03-10 1980-10-10 Rolls Royce Rotor aube, a dispositif d'etancheite pour moteur a turbine a gaz

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3957393A (en) * 1974-10-29 1976-05-18 United Technologies Corporation Turbine disk and sideplate construction
GB1512882A (en) * 1976-02-11 1978-06-01 Rolls Royce Bladed rotor assembly for a gas turbine engine
US4088421A (en) * 1976-09-30 1978-05-09 General Electric Company Coverplate damping arrangement
US4101245A (en) * 1976-12-27 1978-07-18 United Technologies Corporation Interblade damper and seal for turbomachinery rotor
FR2523208A1 (fr) * 1982-03-12 1983-09-16 Snecma Dispositif d'amortissement des vibrations d'aubes mobiles de turbine
US4473337A (en) * 1982-03-12 1984-09-25 United Technologies Corporation Blade damper seal
US4480957A (en) * 1983-04-14 1984-11-06 General Electric Company Dynamic response modification and stress reduction in dovetail and blade assembly
US4568247A (en) * 1984-03-29 1986-02-04 United Technologies Corporation Balanced blade vibration damper
US4659285A (en) * 1984-07-23 1987-04-21 United Technologies Corporation Turbine cover-seal assembly
FR2585069B1 (fr) * 1985-07-16 1989-06-09 Snecma Dispositif de limitation du debattement angulaire d'aubes montees sur un disque de rotor de turbomachine
FR2586061B1 (fr) * 1985-08-08 1989-06-09 Snecma Disque porte labyrinthe multifonction pour rotor de turbomachine
US4743164A (en) * 1986-12-29 1988-05-10 United Technologies Corporation Interblade seal for turbomachine rotor
US4872810A (en) * 1988-12-14 1989-10-10 United Technologies Corporation Turbine rotor retention system
GB2228541B (en) * 1989-02-23 1993-04-14 Rolls Royce Plc Device for damping vibrations in turbomachinery blades
US5201849A (en) * 1990-12-10 1993-04-13 General Electric Company Turbine rotor seal body
US5226784A (en) * 1991-02-11 1993-07-13 General Electric Company Blade damper
US5339619A (en) * 1992-08-31 1994-08-23 United Technologies Corporation Active cooling of turbine rotor assembly
US5281097A (en) * 1992-11-20 1994-01-25 General Electric Company Thermal control damper for turbine rotors
US5313786A (en) * 1992-11-24 1994-05-24 United Technologies Corporation Gas turbine blade damper
US5284421A (en) * 1992-11-24 1994-02-08 United Technologies Corporation Rotor blade with platform support and damper positioning means
US5228835A (en) * 1992-11-24 1993-07-20 United Technologies Corporation Gas turbine blade seal
US5388962A (en) * 1993-10-15 1995-02-14 General Electric Company Turbine rotor disk post cooling system
FR2726323B1 (fr) * 1994-10-26 1996-12-13 Snecma Ensemble d'un disque rotatif et d'aubes, notamment utilise dans une turbomachine
US5513955A (en) * 1994-12-14 1996-05-07 United Technologies Corporation Turbine engine rotor blade platform seal
US5573375A (en) * 1994-12-14 1996-11-12 United Technologies Corporation Turbine engine rotor blade platform sealing and vibration damping device
US5827047A (en) * 1996-06-27 1998-10-27 United Technologies Corporation Turbine blade damper and seal
US5785499A (en) * 1996-12-24 1998-07-28 United Technologies Corporation Turbine blade damper and seal
US5924699A (en) * 1996-12-24 1999-07-20 United Technologies Corporation Turbine blade platform seal
US6139277A (en) * 1998-12-22 2000-10-31 Air Concepts, Inc. Motorized fan
US6273683B1 (en) 1999-02-05 2001-08-14 Siemens Westinghouse Power Corporation Turbine blade platform seal
US6932575B2 (en) * 2003-10-08 2005-08-23 United Technologies Corporation Blade damper
US7484936B2 (en) * 2005-09-26 2009-02-03 Pratt & Whitney Canada Corp. Blades for a gas turbine engine with integrated sealing plate and method
US7762780B2 (en) * 2007-01-25 2010-07-27 Siemens Energy, Inc. Blade assembly in a combustion turbo-machine providing reduced concentration of mechanical stress and a seal between adjacent assemblies
US8128371B2 (en) 2007-02-15 2012-03-06 General Electric Company Method and apparatus to facilitate increasing turbine rotor efficiency
FR2923557B1 (fr) * 2007-11-12 2010-01-22 Snecma Ensemble d'une aube de soufflante et de son amortisseur, amortisseur d'aube de soufflante et methode de calibrage de l'amortisseur
WO2010071496A1 (en) * 2008-12-18 2010-06-24 Volvo Aero Corporation Gas turbine composite workpiece to be used in gas turbine engine
DE102009011879A1 (de) * 2009-03-05 2010-09-16 Mtu Aero Engines Gmbh Integral beschaufelter Rotor und Verfahren zur Herstellung eines integral beschaufelten Rotors
GB2491121B (en) * 2011-05-23 2014-10-01 Rolls Royce Plc Balancing of rotatable components
US10287897B2 (en) * 2011-09-08 2019-05-14 General Electric Company Turbine rotor blade assembly and method of assembling same
US9366142B2 (en) * 2011-10-28 2016-06-14 General Electric Company Thermal plug for turbine bucket shank cavity and related method
US9279332B2 (en) * 2012-05-31 2016-03-08 Solar Turbines Incorporated Turbine damper
US9650901B2 (en) * 2012-05-31 2017-05-16 Solar Turbines Incorporated Turbine damper
EP2882941B1 (en) 2012-06-30 2021-09-29 General Electric Company A turbine blade sealing structure with a specific arrangement of plies
JP6240786B2 (ja) 2013-09-11 2017-11-29 ゼネラル・エレクトリック・カンパニイ Ｃｍｃタービンブレードの一体のプラットフォーム及びダンパ保持特徴のためのプライ構造
EP2848770B1 (de) * 2013-09-17 2017-03-29 MTU Aero Engines GmbH Laufradschaufel einer axialen Strömungsmaschine und Dämpfungselement
EP2873807A1 (de) * 2013-11-18 2015-05-20 Siemens Aktiengesellschaft Abdeckplatte, Laufschaufel, Radscheibe, Bolzen und Gasturbine
US10767504B2 (en) 2016-01-12 2020-09-08 Siemens Aktiengesellschaft Flexible damper for turbine blades
EP3239461B1 (de) * 2016-04-27 2021-09-08 MTU Aero Engines AG Turbomaschinenschaufelanordnung
US10941671B2 (en) * 2017-03-23 2021-03-09 General Electric Company Gas turbine engine component incorporating a seal slot
WO2019115886A1 (fr) * 2017-12-12 2019-06-20 Safran Helicopter Engines Amortisseur de vibrations pour une aube de rotor de turbomachine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB779059A (en) * 1954-07-15 1957-07-17 Rolls Royce Improvements in or relating to axial-flow fluid machines, for example compressors orturbines of gas-turbine engines
GB802476A (en) * 1955-09-29 1958-10-08 Rolls Royce Improvements in or relating to rotors of axial-flow fluid machines for example compressors and turbines
US3112915A (en) * 1961-12-22 1963-12-03 Gen Electric Rotor assembly air baffle
US3181835A (en) * 1964-01-07 1965-05-04 Carroll C Davis Blade vibration damping device
CH494896A (de) * 1968-08-09 1970-08-15 Sulzer Ag Halterung von Laufschaufeln im Rotor einer Turbomaschine
BE791375A (fr) * 1971-12-02 1973-03-01 Gen Electric Deflecteur et amortisseur pour ailettes de turbomachines

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451451A1 (fr) * 1979-03-10 1980-10-10 Rolls Royce Rotor aube, a dispositif d'etancheite pour moteur a turbine a gaz

Also Published As

Publication number Publication date
US3887298A (en) 1975-06-03
JPS5113012A (sl) 1976-02-02
GB1506047A (en) 1978-04-05
CA1013676A (en) 1977-07-12
IL47321A (en) 1977-07-31
IL47321A0 (en) 1975-07-28
SE7505935L (sv) 1975-12-01
BR7503391A (pt) 1976-04-27

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Legal Events

Date Code Title Description
ST Notification of lapse