FR2235272A1 - - Google Patents

Info

Publication number
FR2235272A1
FR2235272A1 FR7420414A FR7420414A FR2235272A1 FR 2235272 A1 FR2235272 A1 FR 2235272A1 FR 7420414 A FR7420414 A FR 7420414A FR 7420414 A FR7420414 A FR 7420414A FR 2235272 A1 FR2235272 A1 FR 2235272A1
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.)
Granted
Application number
FR7420414A
Other languages
French (fr)
Other versions
FR2235272B1 (enrdf_load_stackoverflow
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of FR2235272A1 publication Critical patent/FR2235272A1/fr
Application granted granted Critical
Publication of FR2235272B1 publication Critical patent/FR2235272B1/fr
Expired 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
    • 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
    • F01D5/12—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR7420414A 1973-06-26 1974-06-12 Expired FR2235272B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3025273A GB1460714A (en) 1973-06-26 1973-06-26 Bladed rotor for a gas turbine engine

Publications (2)

Publication Number Publication Date
FR2235272A1 true FR2235272A1 (enrdf_load_stackoverflow) 1975-01-24
FR2235272B1 FR2235272B1 (enrdf_load_stackoverflow) 1980-08-01

Family

ID=10304699

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420414A Expired FR2235272B1 (enrdf_load_stackoverflow) 1973-06-26 1974-06-12

Country Status (5)

Country Link
US (1) US3918842A (enrdf_load_stackoverflow)
JP (1) JPS5548166B2 (enrdf_load_stackoverflow)
FR (1) FR2235272B1 (enrdf_load_stackoverflow)
GB (1) GB1460714A (enrdf_load_stackoverflow)
IT (1) IT1012974B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2640683A1 (fr) * 1988-12-21 1990-06-22 Gen Electric Element d'amortissement des vibrations d'une aube a l'autre
EP2098687A1 (de) * 2008-03-07 2009-09-09 Siemens Aktiengesellschaft Rotor für eine Strömungsmaschine

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1549152A (en) * 1977-01-11 1979-08-01 Rolls Royce Rotor stage for a gas trubine engine
US4326835A (en) * 1979-10-29 1982-04-27 General Motors Corporation Blade platform seal for ceramic/metal rotor assembly
US4580946A (en) * 1984-11-26 1986-04-08 General Electric Company Fan blade platform seal
US4743166A (en) * 1984-12-20 1988-05-10 General Electric Company Blade root seal
US4872812A (en) * 1987-08-05 1989-10-10 General Electric Company Turbine blade plateform sealing and vibration damping apparatus
GB8819133D0 (en) * 1988-08-11 1988-09-14 Rolls Royce Plc Bladed rotor assembly & sealing wire therefor
US5226784A (en) * 1991-02-11 1993-07-13 General Electric Company Blade damper
US6354803B1 (en) * 2000-06-30 2002-03-12 General Electric Company Blade damper and method for making same
WO2004069625A2 (en) * 2003-02-03 2004-08-19 Taylor Fred J Manual railroad hopper car door actuating mechanism
US6851932B2 (en) * 2003-05-13 2005-02-08 General Electric Company Vibration damper assembly for the buckets of a turbine
DE10340773A1 (de) * 2003-09-02 2005-03-24 Man Turbomaschinen Ag Rotor einer Dampf- oder Gasturbine
EP2053285A1 (en) * 2007-10-25 2009-04-29 Siemens Aktiengesellschaft Turbine blade assembly
RU2486349C2 (ru) * 2007-10-25 2013-06-27 Сименс Акциенгезелльшафт Уплотнительный гребень, узел лопаток турбины и газовая турбина, содержащая такой узел лопаток
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
US8371816B2 (en) * 2009-07-31 2013-02-12 General Electric Company Rotor blades for turbine engines
US9022727B2 (en) * 2010-11-15 2015-05-05 Mtu Aero Engines Gmbh Rotor for a turbo machine
US9650901B2 (en) * 2012-05-31 2017-05-16 Solar Turbines Incorporated Turbine damper
JP2015519519A (ja) * 2012-06-15 2015-07-09 ゼネラル・エレクトリック・カンパニイ ロータアセンブリ、対応するガスタービンエンジンおよび組立方法
EP2679770A1 (en) 2012-06-26 2014-01-01 Siemens Aktiengesellschaft Platform seal strip for a gas turbine
FR3022944B1 (fr) * 2014-06-26 2020-02-14 Safran Aircraft Engines Ensemble rotatif pour turbomachine
EP3438410B1 (en) 2017-08-01 2021-09-29 General Electric Company Sealing system for a rotary machine
US11512602B2 (en) 2020-01-20 2022-11-29 Raytheon Technologies Corporation Seal element for sealing a joint between a rotor blade and a rotor disk
US11352892B2 (en) 2020-04-17 2022-06-07 Raytheon Technologies Corporation Seal element for sealing a joint between a rotor blade and a rotor disk
FR3120903A1 (fr) * 2021-03-16 2022-09-23 Safran Aircraft Engines Roue à aubes pour une turbine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445154A (en) * 1944-03-04 1948-07-13 Ingersoll Rand Co Blade mounting
US2912223A (en) * 1955-03-17 1959-11-10 Gen Electric Turbine bucket vibration dampener and sealing assembly
US3266770A (en) * 1961-12-22 1966-08-16 Gen Electric Turbomachine rotor assembly
US3112915A (en) * 1961-12-22 1963-12-03 Gen Electric Rotor assembly air baffle
JPS4417361Y1 (enrdf_load_stackoverflow) * 1965-12-24 1969-07-28
US3709631A (en) * 1971-03-18 1973-01-09 Caterpillar Tractor Co Turbine blade seal arrangement
US3752598A (en) * 1971-11-17 1973-08-14 United Aircraft Corp Segmented duct seal
US3834831A (en) * 1973-01-23 1974-09-10 Westinghouse Electric Corp Blade shank cooling arrangement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2640683A1 (fr) * 1988-12-21 1990-06-22 Gen Electric Element d'amortissement des vibrations d'une aube a l'autre
EP2098687A1 (de) * 2008-03-07 2009-09-09 Siemens Aktiengesellschaft Rotor für eine Strömungsmaschine

Also Published As

Publication number Publication date
JPS5069412A (enrdf_load_stackoverflow) 1975-06-10
US3918842A (en) 1975-11-11
FR2235272B1 (enrdf_load_stackoverflow) 1980-08-01
JPS5548166B2 (enrdf_load_stackoverflow) 1980-12-04
DE2430181A1 (de) 1975-01-16
DE2430181B2 (de) 1976-06-10
GB1460714A (en) 1977-01-06
IT1012974B (it) 1977-03-10

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