FR2428141A1 - Dispositif perfectionne de support de virole de turbine - Google Patents

Dispositif perfectionne de support de virole de turbine

Info

Publication number
FR2428141A1
FR2428141A1 FR7905594A FR7905594A FR2428141A1 FR 2428141 A1 FR2428141 A1 FR 2428141A1 FR 7905594 A FR7905594 A FR 7905594A FR 7905594 A FR7905594 A FR 7905594A FR 2428141 A1 FR2428141 A1 FR 2428141A1
Authority
FR
France
Prior art keywords
support device
rubber support
improved turbine
percussion
turbine rubber
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.)
Granted
Application number
FR7905594A
Other languages
English (en)
Other versions
FR2428141B1 (fr
Inventor
Terry Thomas Eckert
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 FR2428141A1 publication Critical patent/FR2428141A1/fr
Application granted granted Critical
Publication of FR2428141B1 publication Critical patent/FR2428141B1/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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/14—Casings modified therefor
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Dispositif assurant le support et le refroidissement de la virole du rotor de turbine. Il comprend une chicane perforée de percussion 38, fixée sur la structure de support 17 et délimitant en partie une chambre de pression d'air de refroidissement et assurant la percussion de l'air de refroidissement sur la virole 12. Application aux turbines à gaz.
FR7905594A 1978-06-05 1979-03-05 Dispositif perfectionne de support de virole de turbine Expired FR2428141B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/912,904 US4303371A (en) 1978-06-05 1978-06-05 Shroud support with impingement baffle

Publications (2)

Publication Number Publication Date
FR2428141A1 true FR2428141A1 (fr) 1980-01-04
FR2428141B1 FR2428141B1 (fr) 1986-03-14

Family

ID=25432669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7905594A Expired FR2428141B1 (fr) 1978-06-05 1979-03-05 Dispositif perfectionne de support de virole de turbine

Country Status (6)

Country Link
US (1) US4303371A (fr)
JP (1) JPS54159516A (fr)
DE (1) DE2907769C2 (fr)
FR (1) FR2428141B1 (fr)
GB (1) GB2035466B (fr)
IT (1) IT1110149B (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0243274A1 (fr) * 1986-04-24 1987-10-28 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Anneau de turbine sectorisé
EP1903186A1 (fr) * 2006-09-22 2008-03-26 Snecma Dispositif d' écran thermique sur le carter de turbine pour le contrôle du jeu en sommet d'aube
FR2922589A1 (fr) * 2007-10-22 2009-04-24 Snecma Sa Controle du jeu en sommet d'aubes dans une turbine haute-pression de turbomachine
FR2972760A1 (fr) * 2011-03-16 2012-09-21 Snecma Anneau de carter de turbomachine

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693667A (en) * 1980-04-29 1987-09-15 Teledyne Industries, Inc. Turbine inlet nozzle with cooling means
US4551064A (en) * 1982-03-05 1985-11-05 Rolls-Royce Limited Turbine shroud and turbine shroud assembly
GB2117451B (en) * 1982-03-05 1985-11-06 Rolls Royce Gas turbine shroud
FR2576637B1 (fr) * 1985-01-30 1988-11-18 Snecma Anneau de turbine a gaz.
JPS6345402A (ja) * 1986-08-11 1988-02-26 Nagasu Hideo 流体機械
US5054997A (en) * 1989-11-22 1991-10-08 General Electric Company Blade tip clearance control apparatus using bellcrank mechanism
US5127793A (en) * 1990-05-31 1992-07-07 General Electric Company Turbine shroud clearance control assembly
US5167487A (en) * 1991-03-11 1992-12-01 General Electric Company Cooled shroud support
US5152666A (en) * 1991-05-03 1992-10-06 United Technologies Corporation Stator assembly for a rotary machine
US5165847A (en) * 1991-05-20 1992-11-24 General Electric Company Tapered enlargement metering inlet channel for a shroud cooling assembly of gas turbine engines
US5169287A (en) * 1991-05-20 1992-12-08 General Electric Company Shroud cooling assembly for gas turbine engine
US5238365A (en) * 1991-07-09 1993-08-24 General Electric Company Assembly for thermal shielding of low pressure turbine
US5160241A (en) * 1991-09-09 1992-11-03 General Electric Company Multi-port air channeling assembly
US5188507A (en) * 1991-11-27 1993-02-23 General Electric Company Low-pressure turbine shroud
US5201846A (en) * 1991-11-29 1993-04-13 General Electric Company Low-pressure turbine heat shield
US5205708A (en) * 1992-02-07 1993-04-27 General Electric Company High pressure turbine component interference fit up
US5593276A (en) * 1995-06-06 1997-01-14 General Electric Company Turbine shroud hanger
US5562408A (en) * 1995-06-06 1996-10-08 General Electric Company Isolated turbine shroud
US5553999A (en) * 1995-06-06 1996-09-10 General Electric Company Sealable turbine shroud hanger
US5593277A (en) * 1995-06-06 1997-01-14 General Electric Company Smart turbine shroud
US5641267A (en) * 1995-06-06 1997-06-24 General Electric Company Controlled leakage shroud panel
US6139257A (en) * 1998-03-23 2000-10-31 General Electric Company Shroud cooling assembly for gas turbine engine
US6412149B1 (en) * 1999-08-25 2002-07-02 General Electric Company C-clip for shroud assembly
DE19963371A1 (de) * 1999-12-28 2001-07-12 Alstom Power Schweiz Ag Baden Gekühltes Hitzeschild
EP1124039A1 (fr) * 2000-02-09 2001-08-16 General Electric Company Dispositif de refroidissement par impact pour une bande de protection de turbine à gaz
US6340285B1 (en) 2000-06-08 2002-01-22 General Electric Company End rail cooling for combined high and low pressure turbine shroud
US6354795B1 (en) 2000-07-27 2002-03-12 General Electric Company Shroud cooling segment and assembly
US6902371B2 (en) * 2002-07-26 2005-06-07 General Electric Company Internal low pressure turbine case cooling
ITMI20022418A1 (it) * 2002-11-15 2004-05-16 Nuovo Pignone Spa Assieme migliorato di cassa interna a dispositivo di
US6892931B2 (en) * 2002-12-27 2005-05-17 General Electric Company Methods for replacing portions of turbine shroud supports
FR2867224B1 (fr) * 2004-03-04 2006-05-19 Snecma Moteurs Dispositif de maintien axial de secteur d'entretoise pour anneau d'une turbine haute-pression de turbomachine
US7063503B2 (en) * 2004-04-15 2006-06-20 Pratt & Whitney Canada Corp. Turbine shroud cooling system
US20070009349A1 (en) * 2005-07-11 2007-01-11 General Electric Company Impingement box for gas turbine shroud
FR2907841B1 (fr) * 2006-10-30 2011-04-15 Snecma Secteur d'anneau de turbine de turbomachine
US8123466B2 (en) * 2007-03-01 2012-02-28 United Technologies Corporation Blade outer air seal
US8240980B1 (en) 2007-10-19 2012-08-14 Florida Turbine Technologies, Inc. Turbine inter-stage gap cooling and sealing arrangement
EP2078837A1 (fr) 2008-01-11 2009-07-15 Siemens Aktiengesellschaft Dispositif de prélèvement d'air pour un compresseur d'un moteur à turbine à gaz
US8021109B2 (en) * 2008-01-22 2011-09-20 General Electric Company Turbine casing with false flange
US8439639B2 (en) * 2008-02-24 2013-05-14 United Technologies Corporation Filter system for blade outer air seal
DE102008052372A1 (de) * 2008-10-20 2010-04-22 Mtu Aero Engines Gmbh Verdichter
US8740551B2 (en) * 2009-08-18 2014-06-03 Pratt & Whitney Canada Corp. Blade outer air seal cooling
EP2299063B1 (fr) * 2009-09-17 2015-08-26 Siemens Aktiengesellschaft Plaque de refroidissement d'impact pour moteur de turbine à gaz et moteur de turbine à gaz
US9482107B2 (en) * 2009-09-28 2016-11-01 Siemens Aktiengesellschaft Gas turbine nozzle arrangement and gas turbine
RU2547541C2 (ru) * 2010-11-29 2015-04-10 Альстом Текнолоджи Лтд Осевая газовая турбина
IT1403415B1 (it) * 2010-12-21 2013-10-17 Avio Spa Turbina a gas per motori aeronautici
US8876458B2 (en) 2011-01-25 2014-11-04 United Technologies Corporation Blade outer air seal assembly and support
FR2972483B1 (fr) * 2011-03-07 2013-04-19 Snecma Carter de turbine comportant des moyens de fixation de secteurs d'anneau
US9169739B2 (en) * 2012-01-04 2015-10-27 United Technologies Corporation Hybrid blade outer air seal for gas turbine engine
EP2964936A4 (fr) * 2013-03-08 2016-11-02 United Technologies Corp Ensemble de montage de boîte de vitesse
EP2789803A1 (fr) 2013-04-09 2014-10-15 Siemens Aktiengesellschaft Fixation et étanchéification d'élément d'anneau d'impact
EP2881545B1 (fr) * 2013-12-04 2017-05-31 MTU Aero Engines GmbH Élément d'étanchéité, dispositif d'étanchéité et turbomachine
US10690055B2 (en) * 2014-05-29 2020-06-23 General Electric Company Engine components with impingement cooling features
DE102015215144B4 (de) * 2015-08-07 2017-11-09 MTU Aero Engines AG Vorrichtung und Verfahren zum Beeinflussen der Temperaturen in Innenringsegmenten einer Gasturbine
US10422240B2 (en) * 2016-03-16 2019-09-24 United Technologies Corporation Turbine engine blade outer air seal with load-transmitting cover plate
US10337346B2 (en) * 2016-03-16 2019-07-02 United Technologies Corporation Blade outer air seal with flow guide manifold
FR3056632B1 (fr) * 2016-09-27 2020-06-05 Safran Aircraft Engines Ensemble d'anneau turbine comprenant un element de repartition de l'air de refroidissement
US10677084B2 (en) 2017-06-16 2020-06-09 Honeywell International Inc. Turbine tip shroud assembly with plural shroud segments having inter-segment seal arrangement
US10900378B2 (en) 2017-06-16 2021-01-26 Honeywell International Inc. Turbine tip shroud assembly with plural shroud segments having internal cooling passages
US10822973B2 (en) 2017-11-28 2020-11-03 General Electric Company Shroud for a gas turbine engine
US11242764B2 (en) * 2018-05-17 2022-02-08 Raytheon Technologies Corporation Seal assembly with baffle for gas turbine engine
FR3115814B1 (fr) * 2020-11-05 2023-06-23 Safran Aircraft Engines Ensemble d’anneau de turbine ameliore

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1308771A (en) * 1966-11-02 1973-03-07 Gen Electric Fluid cooled porous stator structure
US3825364A (en) * 1972-06-09 1974-07-23 Gen Electric Porous abradable turbine shroud
US3864056A (en) * 1973-07-27 1975-02-04 Westinghouse Electric Corp Cooled turbine blade ring assembly
FR2280791A1 (fr) * 1974-07-31 1976-02-27 Snecma Perfectionnements au reglage du jeu entre les aubes et le stator d'une turbine
FR2293594A1 (fr) * 1974-12-07 1976-07-02 Rolls Royce Perfectionnements aux turbomoteurs
GB1483532A (en) * 1974-09-13 1977-08-24 Rolls Royce Stator structure for a gas turbine engine
US4053254A (en) * 1976-03-26 1977-10-11 United Technologies Corporation Turbine case cooling system
GB1524956A (en) * 1975-10-30 1978-09-13 Rolls Royce Gas tubine engine
FR2416345A1 (fr) * 1978-01-31 1979-08-31 Snecma Dispositif de refroidissement par impact des segments d'etancheite de turbine d'un turboreacteur

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE756582A (fr) * 1969-10-02 1971-03-01 Gen Electric Ecran circulaire et support d'ecran avec dispositif de reglage de la temperature pour turbomachine
BE755567A (fr) * 1969-12-01 1971-02-15 Gen Electric Structure d'aube fixe, pour moteur a turbines a gaz et arrangement de reglage de temperature associe
US3742705A (en) * 1970-12-28 1973-07-03 United Aircraft Corp Thermal response shroud for rotating body
US3844343A (en) * 1973-02-02 1974-10-29 Gen Electric Impingement-convective cooling system
GB1519590A (en) * 1974-11-11 1978-08-02 Rolls Royce Gas turbine engine
GB1484288A (en) * 1975-12-03 1977-09-01 Rolls Royce Gas turbine engines
US4126405A (en) * 1976-12-16 1978-11-21 General Electric Company Turbine nozzle

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1308771A (en) * 1966-11-02 1973-03-07 Gen Electric Fluid cooled porous stator structure
US3825364A (en) * 1972-06-09 1974-07-23 Gen Electric Porous abradable turbine shroud
US3864056A (en) * 1973-07-27 1975-02-04 Westinghouse Electric Corp Cooled turbine blade ring assembly
FR2238838A1 (fr) * 1973-07-27 1975-02-21 Westinghouse Electric Corp
FR2280791A1 (fr) * 1974-07-31 1976-02-27 Snecma Perfectionnements au reglage du jeu entre les aubes et le stator d'une turbine
GB1483532A (en) * 1974-09-13 1977-08-24 Rolls Royce Stator structure for a gas turbine engine
FR2293594A1 (fr) * 1974-12-07 1976-07-02 Rolls Royce Perfectionnements aux turbomoteurs
GB1524956A (en) * 1975-10-30 1978-09-13 Rolls Royce Gas tubine engine
US4053254A (en) * 1976-03-26 1977-10-11 United Technologies Corporation Turbine case cooling system
FR2416345A1 (fr) * 1978-01-31 1979-08-31 Snecma Dispositif de refroidissement par impact des segments d'etancheite de turbine d'un turboreacteur

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0243274A1 (fr) * 1986-04-24 1987-10-28 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Anneau de turbine sectorisé
FR2597921A1 (fr) * 1986-04-24 1987-10-30 Snecma Anneau de turbine sectorise
US4759687A (en) * 1986-04-24 1988-07-26 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." Turbine ring incorporating elements of a ceramic composition divided into sectors
EP1903186A1 (fr) * 2006-09-22 2008-03-26 Snecma Dispositif d' écran thermique sur le carter de turbine pour le contrôle du jeu en sommet d'aube
FR2906295A1 (fr) * 2006-09-22 2008-03-28 Snecma Sa Dispositif de toles isolantes sur carter pour amelioration du jeu en sommet d'aube
US7946807B2 (en) 2006-09-22 2011-05-24 Snecma Set of insulating sheets on a casing to improve blade tip clearance
FR2922589A1 (fr) * 2007-10-22 2009-04-24 Snecma Sa Controle du jeu en sommet d'aubes dans une turbine haute-pression de turbomachine
EP2053200A1 (fr) 2007-10-22 2009-04-29 Snecma Contrôle du jeu en sommet d'aubes dans une turbine haute-pression de turbomachine
US8100635B2 (en) 2007-10-22 2012-01-24 Snecma Control of clearance at blade tips in a high-pressure turbine of a turbine engine
FR2972760A1 (fr) * 2011-03-16 2012-09-21 Snecma Anneau de carter de turbomachine

Also Published As

Publication number Publication date
GB2035466A (en) 1980-06-18
GB2035466B (en) 1982-12-15
IT7920610A0 (it) 1979-02-28
JPS54159516A (en) 1979-12-17
DE2907769C2 (de) 1994-02-03
DE2907769A1 (de) 1979-12-13
JPH0228683B2 (fr) 1990-06-26
IT1110149B (it) 1985-12-23
US4303371A (en) 1981-12-01
FR2428141B1 (fr) 1986-03-14

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Legal Events

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