GB1491112A - Turbines - Google Patents

Turbines

Info

Publication number
GB1491112A
GB1491112A GB31132/75A GB3113275A GB1491112A GB 1491112 A GB1491112 A GB 1491112A GB 31132/75 A GB31132/75 A GB 31132/75A GB 3113275 A GB3113275 A GB 3113275A GB 1491112 A GB1491112 A GB 1491112A
Authority
GB
United Kingdom
Prior art keywords
ports
wall
cold air
flange
passage
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
GB31132/75A
Other languages
English (en)
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
Publication of GB1491112A publication Critical patent/GB1491112A/en
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
    • F01D11/08—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
    • F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
    • 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)
GB31132/75A 1974-07-31 1975-07-25 Turbines Expired GB1491112A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7427209A FR2280791A1 (fr) 1974-07-31 1974-07-31 Perfectionnements au reglage du jeu entre les aubes et le stator d'une turbine

Publications (1)

Publication Number Publication Date
GB1491112A true GB1491112A (en) 1977-11-09

Family

ID=9142143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31132/75A Expired GB1491112A (en) 1974-07-31 1975-07-25 Turbines

Country Status (4)

Country Link
US (1) US3975901A (https=)
DE (1) DE2532415C2 (https=)
FR (1) FR2280791A1 (https=)
GB (1) GB1491112A (https=)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4304093A (en) 1979-08-31 1981-12-08 General Electric Company Variable clearance control for a gas turbine engine
US4329114A (en) 1979-07-25 1982-05-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Active clearance control system for a turbomachine
JPS58128401A (ja) * 1982-01-07 1983-08-01 ソシエテ・ナシオナル・デテユ−ド・エ・ドウ・コンストリユクシオン・ドウ・モト−ル・ダヴイアシオン“エス・エヌ・ウ・セ・エム・ア−” タービン動翼シユラウドの冷却装置
GB2116639A (en) * 1982-03-05 1983-09-28 Rolls Royce Turbine shroud segments and turbine shroud assembly
GB2168760A (en) * 1984-12-14 1986-06-25 United Technologies Corp Turbine cooling air system in a gas turbine engine
GB2219348A (en) * 1988-04-07 1989-12-06 Gen Electric Gas turbine engine cooling system for clearance control
GB2251895A (en) * 1980-10-03 1992-07-22 Rolls Royce Gas turbine shroud ring
GB2267312A (en) * 1992-05-29 1993-12-01 Gen Electric Compressor casing assembly.
GB2378730A (en) * 2001-08-18 2003-02-19 Rolls Royce Plc Cooling of shroud segments of turbines
GB2457073A (en) * 2008-02-04 2009-08-05 Rolls-Royce Plc Modulating cooling airflows
NL2002312C2 (en) * 2007-12-29 2010-01-05 Gen Electric Cooled turbine nozzle segment.

Families Citing this family (100)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1605255A (en) * 1975-12-02 1986-08-13 Rolls Royce Clearance control apparatus for bladed fluid flow machine
US4069662A (en) * 1975-12-05 1978-01-24 United Technologies Corporation Clearance control for gas turbine engine
GB1581855A (en) * 1976-08-02 1980-12-31 Gen Electric Turbomachine performance
GB1581566A (en) * 1976-08-02 1980-12-17 Gen Electric Minimum clearance turbomachine shroud apparatus
US4126405A (en) * 1976-12-16 1978-11-21 General Electric Company Turbine nozzle
US4117669A (en) * 1977-03-04 1978-10-03 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Apparatus and method for reducing thermal stress in a turbine rotor
US4213296A (en) * 1977-12-21 1980-07-22 United Technologies Corporation Seal clearance control system for a gas turbine
US4257222A (en) * 1977-12-21 1981-03-24 United Technologies Corporation Seal clearance control system for a gas turbine
FR2416345A1 (fr) * 1978-01-31 1979-08-31 Snecma Dispositif de refroidissement par impact des segments d'etancheite de turbine d'un turboreacteur
US4214851A (en) * 1978-04-20 1980-07-29 General Electric Company Structural cooling air manifold for a gas turbine engine
US4251185A (en) * 1978-05-01 1981-02-17 Caterpillar Tractor Co. Expansion control ring for a turbine shroud assembly
US4242042A (en) * 1978-05-16 1980-12-30 United Technologies Corporation Temperature control of engine case for clearance control
US4303371A (en) * 1978-06-05 1981-12-01 General Electric Company Shroud support with impingement baffle
US4230439A (en) * 1978-07-17 1980-10-28 General Electric Company Air delivery system for regulating thermal growth
US4230436A (en) * 1978-07-17 1980-10-28 General Electric Company Rotor/shroud clearance control system
FR2467292A1 (fr) * 1979-10-09 1981-04-17 Snecma Dispositif de reglage du jeu entre les aubes mobiles et l'anneau de turbine
US4363599A (en) * 1979-10-31 1982-12-14 General Electric Company Clearance control
FR2470861A1 (fr) 1979-12-06 1981-06-12 Rolls Royce Dispositif de maintien d'un etat de tension constant dans les organes d'une turbine a gaz
US4338061A (en) * 1980-06-26 1982-07-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Control means for a gas turbine engine
US4487016A (en) * 1980-10-01 1984-12-11 United Technologies Corporation Modulated clearance control for an axial flow rotary machine
US4573865A (en) * 1981-08-31 1986-03-04 General Electric Company Multiple-impingement cooled structure
FR2514408B1 (fr) * 1981-10-14 1985-11-08 Snecma Dispositif pour controler les dilatations et les contraintes thermiques dans un disque de turbine a gaz
US4513567A (en) * 1981-11-02 1985-04-30 United Technologies Corporation Gas turbine engine active clearance control
GB2108586B (en) * 1981-11-02 1985-08-07 United Technologies Corp Gas turbine engine active clearance control
GB2111598B (en) * 1981-12-15 1984-10-24 Rolls Royce Cooling air pressure control in a gas turbine engine
FR2570763B1 (fr) * 1984-09-27 1986-11-28 Snecma Dispositif de controle automatique du jeu d'un joint a labyrinthe de turbomachine
FR2570764B1 (fr) * 1984-09-27 1986-11-28 Snecma Dispositif de controle automatique du jeu d'un joint a labyrinthe de turbomachine
US4668164A (en) * 1984-12-21 1987-05-26 United Technologies Corporation Coolable stator assembly for a gas turbine engine
GB2170867B (en) * 1985-02-12 1988-12-07 Rolls Royce Improvements in or relating to gas turbine engines
DE3546839C2 (de) * 1985-11-19 1995-05-04 Mtu Muenchen Gmbh Gasturbinenstrahltriebwerk in Mehrwellen-Zweistrombauweise
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
US5601402A (en) * 1986-06-06 1997-02-11 The United States Of America As Represented By The Secretary Of The Air Force Turbo machine shroud-to-rotor blade dynamic clearance control
FR2600377B1 (fr) * 1986-06-18 1988-09-02 Snecma Dispositif de controle des debits d'air de refroidissement d'une turbine de moteur
FR2604750B1 (fr) * 1986-10-01 1988-12-02 Snecma Turbomachine munie d'un dispositif de commande automatique des debits de ventilation de turbine
US4815272A (en) * 1987-05-05 1989-03-28 United Technologies Corporation Turbine cooling and thermal control
US4752185A (en) * 1987-08-03 1988-06-21 General Electric Company Non-contacting flowpath seal
US5048288A (en) * 1988-12-20 1991-09-17 United Technologies Corporation Combined turbine stator cooling and turbine tip clearance control
GB2236147B (en) * 1989-08-24 1993-05-12 Rolls Royce Plc Gas turbine engine with turbine tip clearance control device and method of operation
US5054996A (en) * 1990-07-27 1991-10-08 General Electric Company Thermal linear actuator for rotor air flow control in a gas turbine
US5098257A (en) * 1990-09-10 1992-03-24 Westinghouse Electric Corp. Apparatus and method for minimizing differential thermal expansion of gas turbine vane structures
GB9027986D0 (en) * 1990-12-22 1991-02-13 Rolls Royce Plc Gas turbine engine clearance control
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
FR2685936A1 (fr) * 1992-01-08 1993-07-09 Snecma Dispositif de controle des jeux d'un carter de compresseur de turbomachine.
FR2695164B1 (fr) * 1992-08-26 1994-11-04 Snecma Turbomachine munie d'un dispositif empêchant une circulation longitudinale de gaz autour des étages d'aubes de redressement.
US5358374A (en) * 1993-07-21 1994-10-25 General Electric Company Turbine nozzle backflow inhibitor
GB2310255B (en) * 1996-02-13 1999-06-16 Rolls Royce Plc A turbomachine
GB2313414B (en) * 1996-05-24 2000-05-17 Rolls Royce Plc Gas turbine engine blade tip clearance control
US5779436A (en) * 1996-08-07 1998-07-14 Solar Turbines Incorporated Turbine blade clearance control system
US6116852A (en) * 1997-12-11 2000-09-12 Pratt & Whitney Canada Corp. Turbine passive thermal valve for improved tip clearance control
DE19756734A1 (de) * 1997-12-19 1999-06-24 Bmw Rolls Royce Gmbh Passives Spalthaltungssystem einer Gasturbine
JP4509385B2 (ja) * 1998-11-11 2010-07-21 シーメンス アクチエンゲゼルシヤフト ガスタービンの運転方法
KR100694370B1 (ko) * 1999-05-14 2007-03-12 제너럴 일렉트릭 캄파니 터빈 노즐의 내측 및 외측 밴드에서 온도 부정합을 제어하는 장치 및 내측 또는 외측 밴드의 벽과 커버 사이의 온도 차이를 감소시키는 방법
JP4274666B2 (ja) * 2000-03-07 2009-06-10 三菱重工業株式会社 ガスタービン
JP4301692B2 (ja) * 2000-03-31 2009-07-22 三菱重工業株式会社 ガスタービン
EP1456507B1 (de) * 2001-12-13 2013-05-01 Alstom Technology Ltd Dichtungsbaugruppe für komponenten einer strömungsmaschine
DE50204128D1 (de) * 2001-12-13 2005-10-06 Alstom Technology Ltd Baden Heissgaspfad-baugruppe einer gasturbine
GB2388407B (en) * 2002-05-10 2005-10-26 Rolls Royce Plc Gas turbine blade tip clearance control structure
US6925814B2 (en) * 2003-04-30 2005-08-09 Pratt & Whitney Canada Corp. Hybrid turbine tip clearance control system
US7086233B2 (en) * 2003-11-26 2006-08-08 Siemens Power Generation, Inc. Blade tip clearance control
US7708518B2 (en) * 2005-06-23 2010-05-04 Siemens Energy, Inc. Turbine blade tip clearance control
GB2427657B (en) 2005-06-28 2011-01-19 Siemens Ind Turbomachinery Ltd A gas turbine engine
FR2891300A1 (fr) * 2005-09-23 2007-03-30 Snecma Sa Dispositif de controle de jeu dans une turbine a gaz
FR2913050B1 (fr) * 2007-02-28 2011-06-17 Snecma Turbine haute-pression d'une turbomachine
US20090165275A1 (en) * 2007-12-29 2009-07-02 Michael Scott Cole Method for repairing a cooled turbine nozzle segment
FR2937372B1 (fr) * 2008-10-22 2010-12-10 Snecma Aube de turbine equipee de moyens de reglage de son debit de fluide de refroidissement
EP2243933A1 (en) * 2009-04-17 2010-10-27 Siemens Aktiengesellschaft Part of a casing, especially of a turbo machine
GB0910070D0 (en) * 2009-06-12 2009-07-22 Rolls Royce Plc System and method for adjusting rotor-stator clearance
FR2953556B1 (fr) * 2009-12-07 2012-01-13 Snecma Turbine haute pression d'un turboreacteur
EP2552780A1 (en) 2010-03-31 2013-02-06 United Technologies Corporation Turbine blade tip clearance control
RU2547351C2 (ru) * 2010-11-29 2015-04-10 Альстом Текнолоджи Лтд Осевая газовая турбина
RU2543101C2 (ru) * 2010-11-29 2015-02-27 Альстом Текнолоджи Лтд Осевая газовая турбина
FR2972483B1 (fr) * 2011-03-07 2013-04-19 Snecma Carter de turbine comportant des moyens de fixation de secteurs d'anneau
US9127595B2 (en) * 2011-08-12 2015-09-08 Dresser-Rand Company Parallel cascaded cycle gas expander
US9080458B2 (en) 2011-08-23 2015-07-14 United Technologies Corporation Blade outer air seal with multi impingement plate assembly
CH705551A1 (de) 2011-09-19 2013-03-28 Alstom Technology Ltd Selbstjustierende Einrichtung zum Steuern des Spielraums, insbesondere in radialer Richtung, zwischen rotierenden und stationären Komponenten einer thermisch belasteten Turbomaschine.
US8967951B2 (en) 2012-01-10 2015-03-03 General Electric Company Turbine assembly and method for supporting turbine components
EP2696040B1 (de) * 2012-08-09 2017-03-15 MTU Aero Engines AG Strömungsleitanordnung zur Kühlung des Niederdruckturbinengehäuses eines Gasturbinenstrahltriebwerk
US9540945B2 (en) * 2013-03-01 2017-01-10 Siemens Energy, Inc. Active bypass flow control for a seal in a gas turbine engine
DE102014217832A1 (de) * 2014-09-05 2016-03-10 Rolls-Royce Deutschland Ltd & Co Kg Kühlvorrichtung und Flugzeugtriebwerk mit Kühlvorrichtung
JP6563312B2 (ja) * 2015-11-05 2019-08-21 川崎重工業株式会社 ガスタービンエンジンの抽気構造
PL232314B1 (pl) 2016-05-06 2019-06-28 Gen Electric Maszyna przepływowa zawierająca system regulacji luzu
US10309246B2 (en) * 2016-06-07 2019-06-04 General Electric Company Passive clearance control system for gas turbomachine
US10605093B2 (en) 2016-07-12 2020-03-31 General Electric Company Heat transfer device and related turbine airfoil
US10392944B2 (en) 2016-07-12 2019-08-27 General Electric Company Turbomachine component having impingement heat transfer feature, related turbomachine and storage medium
US10794289B2 (en) * 2016-08-09 2020-10-06 General Electric Company Modulated turbine component cooling
GB201616197D0 (en) * 2016-09-23 2016-11-09 Rolls Royce Plc Gas turbine engine
US10815814B2 (en) * 2017-05-08 2020-10-27 Raytheon Technologies Corporation Re-use and modulated cooling from tip clearance control system for gas turbine engine
US10794214B2 (en) * 2017-05-08 2020-10-06 United Technologies Corporation Tip clearance control for gas turbine engine
FR3066225B1 (fr) * 2017-05-12 2019-05-10 Safran Aircraft Engines Turbine pour turbomachine
US10612466B2 (en) * 2017-09-11 2020-04-07 United Technologies Corporation Gas turbine engine active clearance control system using inlet particle separator
US10662791B2 (en) * 2017-12-08 2020-05-26 United Technologies Corporation Support ring with fluid flow metering
KR102047328B1 (ko) * 2017-12-21 2019-11-21 두산중공업 주식회사 가스터빈의 블레이드 팁 간극 제어장치
DE102019208342A1 (de) * 2019-06-07 2020-12-10 MTU Aero Engines AG Gasturbinenkühlung
US11492972B2 (en) * 2019-12-30 2022-11-08 General Electric Company Differential alpha variable area metering
CN113623271B (zh) * 2020-05-06 2024-07-26 中国航发商用航空发动机有限责任公司 燃气轮机、可调导叶调节机构及其联动环限位装置
US11920500B2 (en) * 2021-08-30 2024-03-05 General Electric Company Passive flow modulation device
CA3182646A1 (en) 2021-12-24 2023-06-24 Itp Next Generation Turbines, S.L. A turbine arrangement including a turbine outlet stator vane arrangement
CN115306485B (zh) * 2022-10-11 2022-12-02 中国核动力研究设计院 一种超临界二氧化碳向心透平及发电系统

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US3029064A (en) * 1958-07-11 1962-04-10 Napier & Son Ltd Temperature control apparatus for turbine cases
US3169366A (en) * 1963-03-25 1965-02-16 Gen Electric Multiple gas generator turbine
US3736069A (en) * 1968-10-28 1973-05-29 Gen Motors Corp Turbine stator cooling control
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
US3584458A (en) * 1969-11-25 1971-06-15 Gen Motors Corp Turbine cooling
GB1308963A (en) * 1970-05-30 1973-03-07 Secr Defence Gap control apparatus

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4329114A (en) 1979-07-25 1982-05-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Active clearance control system for a turbomachine
US4304093A (en) 1979-08-31 1981-12-08 General Electric Company Variable clearance control for a gas turbine engine
GB2251895A (en) * 1980-10-03 1992-07-22 Rolls Royce Gas turbine shroud ring
GB2251895B (en) * 1980-10-03 1992-12-09 Rolls Royce Gas turbine engine
JPS58128401A (ja) * 1982-01-07 1983-08-01 ソシエテ・ナシオナル・デテユ−ド・エ・ドウ・コンストリユクシオン・ドウ・モト−ル・ダヴイアシオン“エス・エヌ・ウ・セ・エム・ア−” タービン動翼シユラウドの冷却装置
GB2116639A (en) * 1982-03-05 1983-09-28 Rolls Royce Turbine shroud segments and turbine shroud assembly
GB2168760A (en) * 1984-12-14 1986-06-25 United Technologies Corp Turbine cooling air system in a gas turbine engine
GB2219348B (en) * 1988-04-07 1992-10-21 Gen Electric Clearance control system
GB2219348A (en) * 1988-04-07 1989-12-06 Gen Electric Gas turbine engine cooling system for clearance control
GB2267312A (en) * 1992-05-29 1993-12-01 Gen Electric Compressor casing assembly.
GB2267312B (en) * 1992-05-29 1996-05-15 Gen Electric Compressor casing assembly
GB2378730A (en) * 2001-08-18 2003-02-19 Rolls Royce Plc Cooling of shroud segments of turbines
US6641363B2 (en) 2001-08-18 2003-11-04 Rolls-Royce Plc Gas turbine structure
GB2378730B (en) * 2001-08-18 2005-03-16 Rolls Royce Plc Cooled segments surrounding turbine blades
NL2002312C2 (en) * 2007-12-29 2010-01-05 Gen Electric Cooled turbine nozzle segment.
GB2457073A (en) * 2008-02-04 2009-08-05 Rolls-Royce Plc Modulating cooling airflows
GB2457073B (en) * 2008-02-04 2010-05-05 Rolls-Royce Plc Gas Turbine Component Film Cooling Airflow Modulation
US8070436B2 (en) 2008-02-04 2011-12-06 Rolls-Royce Plc Cooling airflow modulation

Also Published As

Publication number Publication date
FR2280791A1 (fr) 1976-02-27
DE2532415C2 (de) 1982-02-04
US3975901A (en) 1976-08-24
FR2280791B1 (https=) 1977-10-14
DE2532415A1 (de) 1976-02-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920725