IT1012974B - Complesso di palette per una macchina a flusso di fluido - Google Patents

Complesso di palette per una macchina a flusso di fluido

Info

Publication number
IT1012974B
IT1012974B IT23375/74A IT2337574A IT1012974B IT 1012974 B IT1012974 B IT 1012974B IT 23375/74 A IT23375/74 A IT 23375/74A IT 2337574 A IT2337574 A IT 2337574A IT 1012974 B IT1012974 B IT 1012974B
Authority
IT
Italy
Prior art keywords
vanes
complex
fluid
flow machine
machine
Prior art date
Application number
IT23375/74A
Other languages
English (en)
Original Assignee
Rolls Royce 1971 Ltd
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 1971 Ltd filed Critical Rolls Royce 1971 Ltd
Application granted granted Critical
Publication of IT1012974B publication Critical patent/IT1012974B/it

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)
IT23375/74A 1973-06-26 1974-05-30 Complesso di palette per una macchina a flusso di fluido IT1012974B (it)

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 (1)

Publication Number Publication Date
IT1012974B true IT1012974B (it) 1977-03-10

Family

ID=10304699

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23375/74A IT1012974B (it) 1973-06-26 1974-05-30 Complesso di palette per una macchina a flusso di fluido

Country Status (5)

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

Families Citing this family (27)

* 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
US4936749A (en) * 1988-12-21 1990-06-26 General Electric Company Blade-to-blade vibration damper
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
ES2381842T3 (es) * 2007-10-25 2012-06-01 Siemens Aktiengesellschaft Conjunto ensamblado de álabes de turbina y junta de estanqueidad.
EP2053285A1 (en) * 2007-10-25 2009-04-29 Siemens Aktiengesellschaft Turbine blade assembly
EP2098687A1 (de) * 2008-03-07 2009-09-09 Siemens Aktiengesellschaft Rotor für eine Strömungsmaschine
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
CN104379875B (zh) * 2012-06-15 2019-09-20 通用电气公司 转子组件、相应燃气涡轮发动机以及组装方法
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 (it) * 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

Also Published As

Publication number Publication date
FR2235272A1 (it) 1975-01-24
DE2430181A1 (de) 1975-01-16
FR2235272B1 (it) 1980-08-01
DE2430181B2 (de) 1976-06-10
JPS5069412A (it) 1975-06-10
US3918842A (en) 1975-11-11
JPS5548166B2 (it) 1980-12-04
GB1460714A (en) 1977-01-06

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