FR2633666B1 - Stator d'un turboreacteur a double flux a rapport de dilution eleve - Google Patents

Stator d'un turboreacteur a double flux a rapport de dilution eleve

Info

Publication number
FR2633666B1
FR2633666B1 FR898908470A FR8908470A FR2633666B1 FR 2633666 B1 FR2633666 B1 FR 2633666B1 FR 898908470 A FR898908470 A FR 898908470A FR 8908470 A FR8908470 A FR 8908470A FR 2633666 B1 FR2633666 B1 FR 2633666B1
Authority
FR
France
Prior art keywords
stator
dilution ratio
high dilution
ratio double
flow turboreactor
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 - Fee Related
Application number
FR898908470A
Other languages
English (en)
Other versions
FR2633666A1 (fr
Inventor
Paul S Shook
Daniel E Kane
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2633666A1 publication Critical patent/FR2633666A1/fr
Application granted granted Critical
Publication of FR2633666B1 publication Critical patent/FR2633666B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR898908470A 1988-06-29 1989-06-26 Stator d'un turboreacteur a double flux a rapport de dilution eleve Expired - Fee Related FR2633666B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/212,827 US4826397A (en) 1988-06-29 1988-06-29 Stator assembly for a gas turbine engine

Publications (2)

Publication Number Publication Date
FR2633666A1 FR2633666A1 (fr) 1990-01-05
FR2633666B1 true FR2633666B1 (fr) 1994-06-17

Family

ID=22792577

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898908470A Expired - Fee Related FR2633666B1 (fr) 1988-06-29 1989-06-26 Stator d'un turboreacteur a double flux a rapport de dilution eleve

Country Status (4)

Country Link
US (1) US4826397A (fr)
JP (1) JP2781413B2 (fr)
FR (1) FR2633666B1 (fr)
GB (1) GB2220711B (fr)

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US5176495A (en) * 1991-07-09 1993-01-05 General Electric Company Thermal shielding apparatus or radiositor for a gas turbine engine
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US5399066A (en) * 1993-09-30 1995-03-21 General Electric Company Integral clearance control impingement manifold and environmental shield
US5391052A (en) * 1993-11-16 1995-02-21 General Electric Co. Impingement cooling and cooling medium retrieval system for turbine shrouds and methods of operation
US5540547A (en) * 1994-06-23 1996-07-30 General Electric Company Method and apparatus for damping vibrations of external tubing of a gas turbine engine
US5480281A (en) * 1994-06-30 1996-01-02 General Electric Co. Impingement cooling apparatus for turbine shrouds having ducts of increasing cross-sectional area in the direction of post-impingement cooling flow
US5634766A (en) * 1994-08-23 1997-06-03 General Electric Co. Turbine stator vane segments having combined air and steam cooling circuits
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US6203273B1 (en) 1998-12-22 2001-03-20 United Technologies Corporation Rotary machine
US6902371B2 (en) * 2002-07-26 2005-06-07 General Electric Company Internal low pressure turbine case cooling
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
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GB0414043D0 (en) * 2004-06-23 2004-07-28 Rolls Royce Plc Securing arrangement
US7597537B2 (en) * 2005-12-16 2009-10-06 General Electric Company Thermal control of gas turbine engine rings for active clearance control
US7503179B2 (en) * 2005-12-16 2009-03-17 General Electric Company System and method to exhaust spent cooling air of gas turbine engine active clearance control
US8801370B2 (en) * 2006-10-12 2014-08-12 General Electric Company Turbine case impingement cooling for heavy duty gas turbines
US7819626B2 (en) * 2006-10-13 2010-10-26 General Electric Company Plasma blade tip clearance control
US7794201B2 (en) * 2006-12-22 2010-09-14 General Electric Company Gas turbine engines including lean stator vanes and methods of assembling the same
FR2922589B1 (fr) * 2007-10-22 2009-12-04 Snecma Controle du jeu en sommet d'aubes dans une turbine haute-pression de turbomachine
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
US8568091B2 (en) * 2008-02-18 2013-10-29 United Technologies Corporation Gas turbine engine systems and methods involving blade outer air seals
EP2184445A1 (fr) * 2008-11-05 2010-05-12 Siemens Aktiengesellschaft Support d'aubes statorique axialement segmenté d'une turbine à gaz
GB201104043D0 (en) * 2011-03-10 2011-04-20 Rolls Royce Plc A gas turbine engine
US9033670B2 (en) 2012-04-11 2015-05-19 Honeywell International Inc. Axially-split radial turbines and methods for the manufacture thereof
US9115586B2 (en) 2012-04-19 2015-08-25 Honeywell International Inc. Axially-split radial turbine
US9341074B2 (en) 2012-07-25 2016-05-17 General Electric Company Active clearance control manifold system
US10309235B2 (en) * 2012-08-27 2019-06-04 United Technologies Corporation Shiplap cantilevered stator
US9322415B2 (en) * 2012-10-29 2016-04-26 United Technologies Corporation Blast shield for high pressure compressor
EP2935804B1 (fr) 2012-12-18 2020-04-29 United Technologies Corporation Carter interne de moteur à turbine à gaz comprenant des fentes de purge non symétriques
WO2014160953A1 (fr) * 2013-03-28 2014-10-02 United Technologies Corporation Joint étanche à l'air mobile pour turbine à gaz
US9476305B2 (en) 2013-05-13 2016-10-25 Honeywell International Inc. Impingement-cooled turbine rotor
US10330012B2 (en) * 2014-02-04 2019-06-25 United Technologies Corporation Brackets for gas turbine engine components
FR3041037B1 (fr) * 2015-09-15 2018-08-17 Safran Aircraft Engines Dispositif de ventilation d'un carter de turbine d'une turbomachine
US20170114667A1 (en) * 2015-10-23 2017-04-27 General Electric Company Active clearance control with integral double wall heat shielding
US10498280B1 (en) * 2016-08-25 2019-12-03 Apple Inc. Electric motor with shielded phase windings
US10480322B2 (en) * 2018-01-12 2019-11-19 General Electric Company Turbine engine with annular cavity
US10941706B2 (en) 2018-02-13 2021-03-09 General Electric Company Closed cycle heat engine for a gas turbine engine
US11143104B2 (en) 2018-02-20 2021-10-12 General Electric Company Thermal management system
US11015534B2 (en) 2018-11-28 2021-05-25 General Electric Company Thermal management system
US11268404B2 (en) * 2020-05-22 2022-03-08 Raytheon Technologies Corporation Thermal insulation features for gas turbine engines
EP3995672A1 (fr) * 2020-11-10 2022-05-11 General Electric Company Systèmes et procédés de régulation de la température dans une fondation de support utilisée avec une turbine à gaz
US11713715B2 (en) 2021-06-30 2023-08-01 Unison Industries, Llc Additive heat exchanger and method of forming

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US4069662A (en) * 1975-12-05 1978-01-24 United Technologies Corporation Clearance control for gas turbine engine
US4019320A (en) * 1975-12-05 1977-04-26 United Technologies Corporation External gas turbine engine cooling for clearance control
US4127357A (en) * 1977-06-24 1978-11-28 General Electric Company Variable shroud for a turbomachine
US4230436A (en) * 1978-07-17 1980-10-28 General Electric Company Rotor/shroud clearance control system
US4268221A (en) * 1979-03-28 1981-05-19 United Technologies Corporation Compressor structure adapted for active clearance control
US4332133A (en) * 1979-11-14 1982-06-01 United Technologies Corporation Compressor bleed system for cooling and clearance control
US4337016A (en) * 1979-12-13 1982-06-29 United Technologies Corporation Dual wall seal means
GB2062117B (en) * 1980-10-20 1983-05-05 Gen Electric Clearance control for turbine blades
US4485620A (en) * 1982-03-03 1984-12-04 United Technologies Corporation Coolable stator assembly for a gas turbine engine
US4525998A (en) * 1982-08-02 1985-07-02 United Technologies Corporation Clearance control for gas turbine engine
FR2534982A1 (fr) * 1982-10-22 1984-04-27 Snecma Dispositif de controle des jeux d'un compresseur haute pression
FR2540560B1 (fr) * 1983-02-03 1987-06-12 Snecma Dispositif d'etancheite d'aubages mobiles de turbomachine
US4643638A (en) * 1983-12-21 1987-02-17 United Technologies Corporation Stator structure for supporting an outer air seal in a gas turbine engine
US4553901A (en) * 1983-12-21 1985-11-19 United Technologies Corporation Stator structure for a gas turbine engine
FR2574473B1 (fr) * 1984-11-22 1987-03-20 Snecma Anneau de turbine pour une turbomachine a gaz
US4642024A (en) * 1984-12-05 1987-02-10 United Technologies Corporation Coolable stator assembly for a rotary machine
US4688988A (en) * 1984-12-17 1987-08-25 United Technologies Corporation Coolable stator assembly for a gas turbine engine
GB2169962B (en) * 1985-01-22 1988-07-13 Rolls Royce Blade tip clearance control
DE3509193A1 (de) * 1985-03-14 1986-09-25 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Stroemungsmaschine mit innengehaeuse
DE8507551U1 (de) * 1985-03-14 1990-10-11 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Strömungsmaschine mit Mitteln zur Kontrolle des Radialspaltes
US4752184A (en) * 1986-05-12 1988-06-21 The United States Of America As Represented By The Secretary Of The Air Force Self-locking outer air seal with full backside cooling
DE3909369A1 (de) * 1988-03-31 1989-10-26 Gen Electric Gasturbinen-spaltsteuerung

Also Published As

Publication number Publication date
GB8913055D0 (en) 1989-07-26
JP2781413B2 (ja) 1998-07-30
JPH0249903A (ja) 1990-02-20
FR2633666A1 (fr) 1990-01-05
US4826397A (en) 1989-05-02
GB2220711A (en) 1990-01-17
GB2220711B (en) 1992-10-21

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