BE791375A - Deflecteur et amortisseur pour ailettes de turbomachines - Google Patents

Deflecteur et amortisseur pour ailettes de turbomachines

Info

Publication number
BE791375A
BE791375A BE791375DA BE791375A BE 791375 A BE791375 A BE 791375A BE 791375D A BE791375D A BE 791375DA BE 791375 A BE791375 A BE 791375A
Authority
BE
Belgium
Prior art keywords
turbomachine
deflector
fins
shock absorber
absorber
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
H E Nichols
H W Mason
Original Assignee
Gen Electric
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.)
Publication date
Publication of BE791375A publication Critical patent/BE791375A/xx

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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Fluid-Damping Devices (AREA)
  • Centrifugal Separators (AREA)
BE791375D 1971-12-02 Deflecteur et amortisseur pour ailettes de turbomachines BE791375A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20404971A 1971-12-02 1971-12-02

Publications (1)

Publication Number Publication Date
BE791375A true BE791375A (fr) 1973-03-01

Family

ID=22756409

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791375D BE791375A (fr) 1971-12-02 Deflecteur et amortisseur pour ailettes de turbomachines

Country Status (8)

Country Link
US (1) US3751183A (de)
JP (1) JPS5517204B2 (de)
BE (1) BE791375A (de)
CA (1) CA951644A (de)
DE (1) DE2258604C2 (de)
FR (1) FR2164196A5 (de)
GB (1) GB1410607A (de)
IT (1) IT971440B (de)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887298A (en) * 1974-05-30 1975-06-03 United Aircraft Corp Apparatus for sealing turbine blade damper cavities
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
GB1549152A (en) * 1977-01-11 1979-08-01 Rolls Royce Rotor stage for a gas trubine engine
US4182598A (en) * 1977-08-29 1980-01-08 United Technologies Corporation Turbine blade damper
US4192633A (en) * 1977-12-28 1980-03-11 General Electric Company Counterweighted blade damper
GB2043796B (en) * 1979-03-10 1983-04-20 Rolls Royce Bladed rotor for gas turbine engine
GB2043797A (en) * 1979-03-10 1980-10-08 Rolls Royce Bladed Rotor for Gas Turbine Engine
US4279572A (en) * 1979-07-09 1981-07-21 United Technologies Corporation Sideplates for rotor disk and rotor blades
US4626169A (en) * 1983-12-13 1986-12-02 United Technologies Corporation Seal means for a blade attachment slot of a rotor assembly
US4872810A (en) * 1988-12-14 1989-10-10 United Technologies Corporation Turbine rotor retention system
FR2669686B1 (fr) * 1990-11-28 1994-09-02 Snecma Rotor de soufflante avec aubes sans plates-formes et sabots reconstituant le profil de veine.
US5201849A (en) * 1990-12-10 1993-04-13 General Electric Company Turbine rotor seal body
US5313786A (en) * 1992-11-24 1994-05-24 United Technologies Corporation Gas turbine blade damper
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
US5478207A (en) * 1994-09-19 1995-12-26 General Electric Company Stable blade vibration damper for gas turbine engine
US5573375A (en) * 1994-12-14 1996-11-12 United Technologies Corporation Turbine engine rotor blade platform sealing and vibration damping device
US5513955A (en) * 1994-12-14 1996-05-07 United Technologies Corporation Turbine engine rotor blade platform seal
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
US6042336A (en) * 1998-11-25 2000-03-28 United Technologies Corporation Offset center of gravity radial damper
GB2344383B (en) 1998-12-01 2002-06-26 Rolls Royce Plc A bladed rotor
US6273683B1 (en) 1999-02-05 2001-08-14 Siemens Westinghouse Power Corporation Turbine blade platform seal
US6409472B1 (en) * 1999-08-09 2002-06-25 United Technologies Corporation Stator assembly for a rotary machine and clip member for a stator assembly
GB0109033D0 (en) 2001-04-10 2001-05-30 Rolls Royce Plc Vibration damping
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
US8137072B2 (en) * 2008-10-31 2012-03-20 Solar Turbines Inc. Turbine blade including a seal pocket
US8393869B2 (en) 2008-12-19 2013-03-12 Solar Turbines Inc. Turbine blade assembly including a damper
DE102009011964A1 (de) * 2009-03-05 2010-09-09 Mtu Aero Engines Gmbh Rotor für eine Strömungsmaschine
DE102009011879A1 (de) * 2009-03-05 2010-09-16 Mtu Aero Engines Gmbh Integral beschaufelter Rotor und Verfahren zur Herstellung eines integral beschaufelten Rotors
US20100232939A1 (en) * 2009-03-12 2010-09-16 General Electric Company Machine Seal Assembly
US8696320B2 (en) * 2009-03-12 2014-04-15 General Electric Company Gas turbine having seal assembly with coverplate and seal
US8419370B2 (en) * 2009-06-25 2013-04-16 Rolls-Royce Corporation Retaining and sealing ring assembly
US8371816B2 (en) * 2009-07-31 2013-02-12 General Electric Company Rotor blades for turbine engines
US8469670B2 (en) * 2009-08-27 2013-06-25 Rolls-Royce Corporation Fan assembly
US8435006B2 (en) * 2009-09-30 2013-05-07 Rolls-Royce Corporation Fan
DE102010015211B4 (de) * 2010-04-16 2013-06-20 Mtu Aero Engines Gmbh Dämpfungselement zur Dämpfung von Laufschaufelschwingungen, Laufschaufel sowie Rotor
EP2434098A1 (de) * 2010-09-24 2012-03-28 Siemens Aktiengesellschaft Schaufelanordnung und zugehörige Gasturbine
FR2972482B1 (fr) * 2011-03-07 2016-07-29 Snecma Etage de turbine pour turbomachine d'aeronef, presentant une etancheite amelioree entre le flasque aval et les aubes de la turbine, par maintien mecanique
EP2520768A1 (de) 2011-05-02 2012-11-07 MTU Aero Engines AG Dichteinrichtung für einen integral beschaufelten Rotorgrundkörper einer Strömungsmaschine
US9650901B2 (en) 2012-05-31 2017-05-16 Solar Turbines Incorporated Turbine damper
US9279332B2 (en) 2012-05-31 2016-03-08 Solar Turbines Incorporated Turbine damper
FR2991372B1 (fr) * 2012-06-04 2014-05-16 Snecma Roue de turbine dans une turbomachine
US9228443B2 (en) * 2012-10-31 2016-01-05 Solar Turbines Incorporated Turbine rotor assembly
US9347325B2 (en) * 2012-10-31 2016-05-24 Solar Turbines Incorporated Damper for a turbine rotor assembly
US9303519B2 (en) * 2012-10-31 2016-04-05 Solar Turbines Incorporated Damper for a turbine rotor assembly
US9297263B2 (en) * 2012-10-31 2016-03-29 Solar Turbines Incorporated Turbine blade for a gas turbine engine
EP3073052B1 (de) * 2015-02-17 2018-01-24 Rolls-Royce Corporation Bläserbaugruppe
US10533445B2 (en) * 2016-08-23 2020-01-14 United Technologies Corporation Rim seal for gas turbine engine
US10975714B2 (en) * 2018-11-22 2021-04-13 Pratt & Whitney Canada Corp. Rotor assembly with blade sealing tab
FR3096734B1 (fr) * 2019-05-29 2021-12-31 Safran Aircraft Engines Ensemble pour turbomachine
RU2764565C1 (ru) * 2021-03-05 2022-01-18 Акционерное общество "Силовые машины - ЗТЛ, ЛМЗ, Электросила, Энергомашэкспорт" (АО "Силовые машины") Демпферное уплотнение рабочего колеса газовой турбины

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR989556A (fr) * 1949-06-25 1951-09-11 Cem Comp Electro Mec Perfectionnement aux aubes de turbo-machines
FR1263677A (fr) * 1960-07-29 1961-06-09 Havilland Engine Co Ltd Dispositif antivibratoire applicable à des organes rotatifs
US3119595A (en) * 1961-02-23 1964-01-28 Gen Electric Bladed rotor and baffle assembly
US3112915A (en) * 1961-12-22 1963-12-03 Gen Electric Rotor assembly air baffle
US3266770A (en) * 1961-12-22 1966-08-16 Gen Electric Turbomachine rotor assembly
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
US3666376A (en) * 1971-01-05 1972-05-30 United Aircraft Corp Turbine blade damper

Also Published As

Publication number Publication date
IT971440B (it) 1974-04-30
GB1410607A (en) 1975-10-22
US3751183A (en) 1973-08-07
DE2258604A1 (de) 1973-06-07
JPS4864303A (de) 1973-09-06
DE2258604C2 (de) 1981-10-08
CA951644A (en) 1974-07-23
JPS5517204B2 (de) 1980-05-09
FR2164196A5 (de) 1973-07-27

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