FR2403451B1 - Joint flottant pour aube de turbomachine et aube ainsi obtenue - Google Patents

Joint flottant pour aube de turbomachine et aube ainsi obtenue

Info

Publication number
FR2403451B1
FR2403451B1 FR7826746A FR7826746A FR2403451B1 FR 2403451 B1 FR2403451 B1 FR 2403451B1 FR 7826746 A FR7826746 A FR 7826746A FR 7826746 A FR7826746 A FR 7826746A FR 2403451 B1 FR2403451 B1 FR 2403451B1
Authority
FR
France
Prior art keywords
blade
floating joint
turbomachine
turbomachine blade
floating
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
Application number
FR7826746A
Other languages
English (en)
Other versions
FR2403451A1 (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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2403451A1 publication Critical patent/FR2403451A1/fr
Application granted granted Critical
Publication of FR2403451B1 publication Critical patent/FR2403451B1/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
    • 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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
    • 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
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/927—Seal including fluid pressure differential feature

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Control Of Turbines (AREA)
FR7826746A 1977-09-19 1978-09-19 Joint flottant pour aube de turbomachine et aube ainsi obtenue Expired FR2403451B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/834,626 US4193738A (en) 1977-09-19 1977-09-19 Floating seal for a variable area turbine nozzle

Publications (2)

Publication Number Publication Date
FR2403451A1 FR2403451A1 (fr) 1979-04-13
FR2403451B1 true FR2403451B1 (fr) 1985-10-04

Family

ID=25267387

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7826746A Expired FR2403451B1 (fr) 1977-09-19 1978-09-19 Joint flottant pour aube de turbomachine et aube ainsi obtenue

Country Status (7)

Country Link
US (1) US4193738A (fr)
JP (1) JPS5459514A (fr)
DE (1) DE2840336C2 (fr)
FR (1) FR2403451B1 (fr)
GB (1) GB1600776A (fr)
IL (1) IL55278A (fr)
IT (1) IT1098825B (fr)

Families Citing this family (56)

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US4307994A (en) * 1979-10-15 1981-12-29 General Motors Corporation Variable vane position adjuster
US4378960A (en) * 1980-05-13 1983-04-05 Teledyne Industries, Inc. Variable geometry turbine inlet nozzle
US4411597A (en) * 1981-03-20 1983-10-25 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Tip cap for a rotor blade
JPS5997238U (ja) * 1982-12-21 1984-07-02 三菱自動車工業株式会社 可変ノズルベ−ン式過給機
FR2586268B1 (fr) * 1985-08-14 1989-06-09 Snecma Dispositif de variation de la section de passage d'un distributeur de turbine
US4798515A (en) * 1986-05-19 1989-01-17 The United States Of America As Represented By The Secretary Of The Air Force Variable nozzle area turbine vane cooling
FR2601074B1 (fr) * 1986-07-03 1990-05-25 Snecma Turbomachine munie d'un dispositif de commande du debit d'air de ventilation preleve en vue du controle des jeux entre rotor et stator.
JP2862536B2 (ja) * 1987-09-25 1999-03-03 株式会社東芝 ガスタービンの翼
US4856962A (en) * 1988-02-24 1989-08-15 United Technologies Corporation Variable inlet guide vane
US4883404A (en) * 1988-03-11 1989-11-28 Sherman Alden O Gas turbine vanes and methods for making same
GB2218746B (en) * 1988-05-17 1992-06-17 Rolls Royce Plc A nozzle guide vane for a gas turbine engine
US4962640A (en) * 1989-02-06 1990-10-16 Westinghouse Electric Corp. Apparatus and method for cooling a gas turbine vane
US5694768A (en) * 1990-02-23 1997-12-09 General Electric Company Variable cycle turbofan-ramjet engine
US5683225A (en) * 1991-10-28 1997-11-04 General Electric Company Jet engine variable area turbine nozzle
FR2746141B1 (fr) * 1996-03-14 1998-04-17 Dispositif de commande pour pivot integre dans un collecteur
US5931636A (en) * 1997-08-28 1999-08-03 General Electric Company Variable area turbine nozzle
US5941537A (en) * 1997-09-05 1999-08-24 General Eletric Company Pressure actuated static seal
SE512384C2 (sv) 1998-05-25 2000-03-06 Abb Ab Komponent för en gasturbin
SE512085C2 (sv) * 1998-05-28 2000-01-24 Abb Ab Rotormaskininrättning
US6374612B1 (en) 2000-09-21 2002-04-23 Caterpillar Inc. Interstage cooling of a multi-compressor turbocharger
US6450762B1 (en) 2001-01-31 2002-09-17 General Electric Company Integral aft seal for turbine applications
ITTO20010446A1 (it) * 2001-05-11 2002-11-11 Fiatavio Spa Paletta per uno statore di una turbina a geometria variabile, in particolare per motori aeronautici.
US6461105B1 (en) * 2001-05-31 2002-10-08 United Technologies Corporation Variable vane for use in turbo machines
ITTO20020699A1 (it) * 2002-08-06 2004-02-07 Fiatavio Spa Paletta per lo statore di una turbina a geometria variabile,
US6821085B2 (en) 2002-09-30 2004-11-23 General Electric Company Turbine engine axially sealing assembly including an axially floating shroud, and assembly method
US6884026B2 (en) 2002-09-30 2005-04-26 General Electric Company Turbine engine shroud assembly including axially floating shroud segment
US6808363B2 (en) 2002-12-20 2004-10-26 General Electric Company Shroud segment and assembly with circumferential seal at a planar segment surface
US6893214B2 (en) 2002-12-20 2005-05-17 General Electric Company Shroud segment and assembly with surface recessed seal bridging adjacent members
US7195453B2 (en) * 2004-08-30 2007-03-27 General Electric Company Compressor stator floating tip shroud and related method
US8641367B2 (en) * 2004-12-01 2014-02-04 United Technologies Corporation Plurality of individually controlled inlet guide vanes in a turbofan engine and corresponding controlling method
US7594794B2 (en) * 2006-08-24 2009-09-29 United Technologies Corporation Leaned high pressure compressor inlet guide vane
US8967945B2 (en) 2007-05-22 2015-03-03 United Technologies Corporation Individual inlet guide vane control for tip turbine engine
US9133726B2 (en) 2007-09-17 2015-09-15 United Technologies Corporation Seal for gas turbine engine component
US8105019B2 (en) * 2007-12-10 2012-01-31 United Technologies Corporation 3D contoured vane endwall for variable area turbine vane arrangement
US8382436B2 (en) * 2009-01-06 2013-02-26 General Electric Company Non-integral turbine blade platforms and systems
US8262345B2 (en) * 2009-02-06 2012-09-11 General Electric Company Ceramic matrix composite turbine engine
US8613596B2 (en) * 2009-12-28 2013-12-24 Rolls-Royce Corporation Vane assembly having a vane end seal
US8714916B2 (en) * 2010-09-28 2014-05-06 General Electric Company Variable vane assembly for a turbine compressor
US8668444B2 (en) * 2010-09-28 2014-03-11 General Electric Company Attachment stud for a variable vane assembly of a turbine compressor
US8668445B2 (en) 2010-10-15 2014-03-11 General Electric Company Variable turbine nozzle system
US9062560B2 (en) 2012-03-13 2015-06-23 United Technologies Corporation Gas turbine engine variable stator vane assembly
US9273566B2 (en) * 2012-06-22 2016-03-01 United Technologies Corporation Turbine engine variable area vane
WO2014113039A1 (fr) 2013-01-21 2014-07-24 United Technologies Corporation Agencement d'aube à surface variable pour un moteur de turbine
CA2900221C (fr) 2013-02-26 2021-01-19 Ted Joseph Freeman Aubes de turbine reglables avec dispositif d'etancheite et procede correspondant
EP2787182B1 (fr) 2013-04-02 2018-06-06 MTU Aero Engines AG Aube directrice pour une turbomachine, grille d'aube directrice et procédé de fabrication d'une aube directrice ou d'une grille d'aube directrice
EP3907374A1 (fr) 2013-08-21 2021-11-10 Raytheon Technologies Corporation Agencement de turbine à zone variable avec modulation d'écoulement secondaire
US10830096B2 (en) * 2013-10-03 2020-11-10 Raytheon Technologies Corporation Rotating turbine vane bearing cooling
WO2015167845A1 (fr) * 2014-04-30 2015-11-05 Borgwarner Inc. Aube de prévention de blocage pour turbocompresseur à géométrie variable
DE102014214914A1 (de) * 2014-07-30 2016-03-03 MTU Aero Engines AG Leitschaufel für eine Gasturbine
US9995166B2 (en) 2014-11-21 2018-06-12 General Electric Company Turbomachine including a vane and method of assembling such turbomachine
DE102014223975A1 (de) * 2014-11-25 2016-05-25 MTU Aero Engines AG Leitschaufelkranz und Strömungsmaschine
EP3342987B1 (fr) * 2016-12-30 2020-02-05 Ansaldo Energia IP UK Limited Élément d'aube de turbomachine
US11668202B2 (en) 2018-08-06 2023-06-06 Raytheon Technologies Corporation Airfoil core inlets in a rotating vane
WO2021083442A1 (fr) * 2019-10-29 2021-05-06 MTU Aero Engines AG Ensemble aube directrice de turbomachine
DE102019218911A1 (de) * 2019-12-04 2021-06-10 MTU Aero Engines AG Leitschaufelanordnung für eine strömungsmaschine
US20220372890A1 (en) * 2021-05-20 2022-11-24 Solar Turbines Incorporated Actuation system with spherical plain bearing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1828409A (en) * 1929-01-11 1931-10-20 Westinghouse Electric & Mfg Co Reaction blading
US3101926A (en) * 1960-09-01 1963-08-27 Garrett Corp Variable area nozzle device
US3117716A (en) * 1963-04-10 1964-01-14 Bell Aerospace Corp Ducted rotor
US3601497A (en) * 1969-10-24 1971-08-24 Allis Chalmers Mfg Co Wicket gate end seal for hydraulic machine

Also Published As

Publication number Publication date
GB1600776A (en) 1981-10-21
IT7827422A0 (it) 1978-09-07
DE2840336A1 (de) 1979-03-29
US4193738A (en) 1980-03-18
JPS628601B2 (fr) 1987-02-24
JPS5459514A (en) 1979-05-14
IL55278A (en) 1981-07-31
FR2403451A1 (fr) 1979-04-13
IL55278A0 (en) 1978-10-31
IT1098825B (it) 1985-09-18
DE2840336C2 (de) 1986-10-30

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right
ST Notification of lapse