DE3461318D1 - Arrangement for centering an inner stator shroud supported by changeable blades - Google Patents

Arrangement for centering an inner stator shroud supported by changeable blades

Info

Publication number
DE3461318D1
DE3461318D1 DE8484402381T DE3461318T DE3461318D1 DE 3461318 D1 DE3461318 D1 DE 3461318D1 DE 8484402381 T DE8484402381 T DE 8484402381T DE 3461318 T DE3461318 T DE 3461318T DE 3461318 D1 DE3461318 D1 DE 3461318D1
Authority
DE
Germany
Prior art keywords
centering
arrangement
inner stator
stator shroud
shroud supported
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
DE8484402381T
Other languages
English (en)
Inventor
Jacky Naudet
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
SNECMA SAS
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA, SNECMA SAS filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Application granted granted Critical
Publication of DE3461318D1 publication Critical patent/DE3461318D1/de
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/56—Fluid-guiding means, e.g. diffusers adjustable
    • F04D29/563—Fluid-guiding means, e.g. diffusers adjustable specially adapted for elastic fluid pumps
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F05D2230/644—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins for adjusting the position or the alignment, e.g. wedges or eccenters

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE8484402381T 1983-12-07 1984-11-22 Arrangement for centering an inner stator shroud supported by changeable blades Expired DE3461318D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8319538A FR2556410B1 (fr) 1983-12-07 1983-12-07 Dispositif de centrage de l'anneau interieur d'un stator a ailettes a calage variable

Publications (1)

Publication Number Publication Date
DE3461318D1 true DE3461318D1 (en) 1987-01-02

Family

ID=9294921

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484402381T Expired DE3461318D1 (en) 1983-12-07 1984-11-22 Arrangement for centering an inner stator shroud supported by changeable blades

Country Status (5)

Country Link
US (1) US4604030A (de)
EP (1) EP0146449B1 (de)
JP (1) JPS60145500A (de)
DE (1) DE3461318D1 (de)
FR (1) FR2556410B1 (de)

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FR2582720B1 (fr) * 1985-05-29 1989-06-02 Snecma Procede de realisation de pivot d'aube de turbomachine et aube de stator le comportant
FR2603340B1 (fr) * 1986-09-03 1988-11-04 Snecma Turbomachine comportant un dispositif d'ajustement des jeux d'un joint a labyrinthe entre rotor et stator et de l'alignement de veine des gaz et methode d'application
US4792277A (en) * 1987-07-08 1988-12-20 United Technologies Corporation Split shroud compressor
US4925364A (en) * 1988-12-21 1990-05-15 United Technologies Corporation Adjustable spacer
US4990056A (en) * 1989-11-16 1991-02-05 General Motors Corporation Stator vane stage in axial flow compressor
CA2082709A1 (en) * 1991-12-02 1993-06-03 Srinivasan Venkatasubbu Variable stator vane assembly for an axial flow compressor of a gas turbine engine
FR2685033B1 (fr) * 1991-12-11 1994-02-11 Snecma Stator dirigeant l'entree de l'air a l'interieur d'une turbomachine et procede de montage d'une aube de ce stator.
DE4217099C1 (de) * 1992-05-22 1993-11-04 Magnet Motor Gmbh Elektrischer rotationsmotor mit retarderbremse
US5421703A (en) * 1994-05-25 1995-06-06 General Electric Company Positively retained vane bushing for an axial flow compressor
FR2723614B1 (fr) * 1994-08-10 1996-09-13 Snecma Dispositif d'assemblage d'un etage circulaire d'aubes pivotantes.
FR2742799B1 (fr) * 1995-12-20 1998-01-16 Snecma Palier d'extremite interne d'aube pivotante
FR2742800B1 (fr) 1995-12-20 1998-01-16 Snecma Agencement d'extremites internes d'un etage d'aubes a calage variable
US5921749A (en) * 1996-10-22 1999-07-13 Siemens Westinghouse Power Corporation Vane segment support and alignment device
US6139261A (en) * 1999-04-16 2000-10-31 General Electric Company Bushing assembly with removable wear sleeve
US6682299B2 (en) * 2001-11-15 2004-01-27 General Electric Company Variable stator vane support arrangement
DE10225679A1 (de) * 2002-06-10 2003-12-18 Rolls Royce Deutschland Lagerring zur Lagerung von Schaufelfüßen von verstellbaren Statorschaufeln im Hochdruckverdichter einer Gasturbine
US7220098B2 (en) * 2003-05-27 2007-05-22 General Electric Company Wear resistant variable stator vane assemblies
US20050084190A1 (en) * 2003-10-15 2005-04-21 Brooks Robert T. Variable vane electro-graphitic bushing
FR2875270B1 (fr) * 2004-09-10 2006-12-01 Snecma Moteurs Sa Retenue des clavettes de centrage des anneaux sous aubes de stator a calage variable d'un moteur a turbine a gaz
GB0504588D0 (en) * 2005-03-05 2005-04-13 Rolls Royce Plc Pivot ring
EP1788199A3 (de) * 2005-11-22 2011-02-23 General Electric Company Verstellbare Leitschaufelbaugruppe mit verschleissresistenter Beschichtung
DE102006024085B4 (de) * 2006-05-23 2020-04-16 MTU Aero Engines AG Turboverdichter in Axialbauweise
FR2920469A1 (fr) * 2007-08-30 2009-03-06 Snecma Sa Aube a calage variable de turbomachine
FR2928961B1 (fr) 2008-03-19 2015-11-13 Snecma Distributeur sectorise pour une turbomachine.
FR2930592B1 (fr) * 2008-04-24 2010-04-30 Snecma Distributeur de turbine pour une turbomachine
FR2964710B1 (fr) * 2010-09-14 2012-08-31 Snecma Douille pour aube a calage variable
US8480423B2 (en) * 2011-08-16 2013-07-09 Tyco Electronics Corporation Contact region of an electrically conductive member
US8920116B2 (en) * 2011-10-07 2014-12-30 Siemens Energy, Inc. Wear prevention system for securing compressor airfoils within a turbine engine
FR2988787B1 (fr) * 2012-04-03 2016-01-22 Snecma Redresseur a calage variable pour compresseur de turbomachine comprenant deux anneaux internes
EP2696041B1 (de) * 2012-08-07 2020-01-22 MTU Aero Engines AG Leitschaufelkranz einer gasturbine sowie montageverfahren
FR2994453B1 (fr) * 2012-08-08 2014-09-05 Snecma Ensemble a faible usure pour couronne aubagee de stator de turbomachine d'aeronef
EP2728123A1 (de) * 2012-11-06 2014-05-07 MTU Aero Engines GmbH Strömungsmaschine sowie zugehöriges Montageverfahren einer Strömungsmaschine
US9932988B2 (en) 2013-02-15 2018-04-03 United Technologies Corporation Bushing arranged between a body and a shaft, and connected to the shaft
US20140234087A1 (en) * 2013-02-17 2014-08-21 United Technologies Corporation Inlet guide vane retention feature
DE102013211629A1 (de) * 2013-06-20 2015-01-08 MTU Aero Engines AG Leitschaufelanordnung und Verfahren zum Montieren einer Leitschaufel
US9404376B2 (en) * 2013-10-28 2016-08-02 General Electric Company Sealing component for reducing secondary airflow in a turbine system
FR3014152B1 (fr) * 2013-11-29 2015-12-25 Snecma Dispositif de guidage d'aubes de redresseur a angle de calage variable de turbomachine et procede d'assemblage d'un tel dispositif
DE102014223975A1 (de) * 2014-11-25 2016-05-25 MTU Aero Engines AG Leitschaufelkranz und Strömungsmaschine
EP3109520B1 (de) * 2015-06-24 2020-05-06 MTU Aero Engines GmbH Dichtungsträger, leitschaufelkranz und strömungsmaschine
ITUB20155442A1 (it) * 2015-11-11 2017-05-11 Ge Avio Srl Stadio di un motore a turbina a gas provvisto di una tenuta a labirinto
EP3176384B1 (de) * 2015-12-04 2023-07-12 MTU Aero Engines AG Innenring, zugehöriger innenringsektor, leitschaufelkranz und strömungsmaschine
US10502077B2 (en) * 2016-03-17 2019-12-10 United Technologies Corporation Vane retainer
DE102016215807A1 (de) * 2016-08-23 2018-03-01 MTU Aero Engines AG Innenring für einen Leitschaufelkranz einer Strömungsmaschine
KR102351758B1 (ko) 2017-03-30 2022-01-14 미츠비시 파워 가부시키가이샤 가변 정익 및 압축기
DE102017109952A1 (de) * 2017-05-09 2018-11-15 Rolls-Royce Deutschland Ltd & Co Kg Rotorvorrichtung einer Strömungsmaschine
US10634000B2 (en) 2017-06-23 2020-04-28 Rolls-Royce North American Technologies Inc. Method and configuration for improved variable vane positioning
GB201715165D0 (en) * 2017-09-20 2017-11-01 Rolls Royce Plc Bearing assembly
DE102018210601A1 (de) * 2018-06-28 2020-01-02 MTU Aero Engines AG Segmentring zur montage in einer strömungsmaschine
FR3083564B1 (fr) * 2018-07-05 2021-07-09 Safran Aircraft Engines Turbine comportant un element abradable a position radiale ajustable
FR3085060B1 (fr) 2018-08-17 2020-10-09 Safran Aircraft Engines Anneau de guidage d'aubes a calage variable et procede de montage dudit anneau
DE102018213983A1 (de) * 2018-08-20 2020-02-20 MTU Aero Engines AG Verstellbare Leitschaufelanordnung, Leitschaufel, Dichtungsträger und Turbomaschine
CN110656981B (zh) * 2019-10-09 2022-03-25 莱芜钢铁集团有限公司 一种trt静叶可调机构定位方法
US11566535B2 (en) * 2020-05-21 2023-01-31 Raytheon Technologies Corporation Low friction, wear resistant variable vane bushing
CN114278435B (zh) * 2020-09-28 2023-05-16 中国航发商用航空发动机有限责任公司 压气机、燃气涡轮发动机、可调静叶组件以及装配方法

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Publication number Priority date Publication date Assignee Title
GB736800A (en) * 1952-07-10 1955-09-14 Havilland Engine Co Ltd Improvements in or relating to stationary blade rings of axial flow turbines or compressors
GB749577A (en) * 1952-07-10 1956-05-30 Havilland Engine Co Ltd Improvements in or relating to blade ring assemblies for axial flow compressors or turbines
GB757230A (en) * 1953-12-01 1956-09-19 Havilland Engine Co Ltd Improvements in or relating to stator blade ring assemblies for axial flow compressors and the like
FR1214261A (fr) * 1957-10-28 1960-04-07 Canadian Patents Dev Paroi de canal de turboréacteur à gaz
US3079128A (en) * 1961-01-23 1963-02-26 Burge Joseph Sealing and securing means for turbomachine blading
US3325087A (en) * 1965-04-28 1967-06-13 David R Davis Stator casing construction for gas turbine engines
US3529904A (en) * 1968-10-28 1970-09-22 Westinghouse Electric Corp Diaphragm seal structure
DE2152365C3 (de) * 1971-02-03 1973-12-06 Carrier Corp., Syracuse, N.Y. (V.St.A.) Einrichtung zum Lagern der inneren Enden von drehbar gelagerten Leitschaufeln einer Axial Stromungs maschine
US3999883A (en) * 1975-07-02 1976-12-28 General Motors Corporation Variable turbomachine stator
US3990810A (en) * 1975-12-23 1976-11-09 Westinghouse Electric Corporation Vane assembly for close coupling the compressor turbine and a single stage power turbine of a two-shaped gas turbine
SE402622B (sv) * 1977-03-31 1978-07-10 Svenska Flaektfabriken Ab Flodesregulator
DE2810240C2 (de) * 1978-03-09 1985-09-26 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Verstelleitgitter für axial durchströmte Turbinen, insbesondere Hochdruckturbinen von Gasturbinentriebwerken
US4214852A (en) * 1978-04-20 1980-07-29 General Electric Company Variable turbine vane assembly
US4286921A (en) * 1979-12-13 1981-09-01 Westinghouse Electric Corp. Locking structure for an alignment bushing of a combustion turbine engine
FR2524934B1 (fr) * 1982-04-08 1986-12-26 Snecma Dispositif de butee de securite pour pivot d'aubes de stator a calage variable

Also Published As

Publication number Publication date
US4604030A (en) 1986-08-05
FR2556410B1 (fr) 1986-09-12
EP0146449B1 (de) 1986-11-12
JPS60145500A (ja) 1985-07-31
FR2556410A1 (fr) 1985-06-14
EP0146449A1 (de) 1985-06-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee