FR2724973B1 - Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle actif des jeux en temps reel et methode de determination dudit dispositif - Google Patents

Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle actif des jeux en temps reel et methode de determination dudit dispositif

Info

Publication number
FR2724973B1
FR2724973B1 FR8222166A FR8222166A FR2724973B1 FR 2724973 B1 FR2724973 B1 FR 2724973B1 FR 8222166 A FR8222166 A FR 8222166A FR 8222166 A FR8222166 A FR 8222166A FR 2724973 B1 FR2724973 B1 FR 2724973B1
Authority
FR
France
Prior art keywords
turbomachine
real
determining
game control
time active
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
FR8222166A
Other languages
English (en)
Other versions
FR2724973A1 (fr
Inventor
Gerard Ernest Andre Jourdain
Jean Paul Lagrange
Jean Philippe Emile Richard
Marcel Robert Soligny
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
Priority to FR8222166A priority Critical patent/FR2724973B1/fr
Priority to FR8311583A priority patent/FR2716496B1/fr
Priority to FR8311584A priority patent/FR2740829B2/fr
Priority to DE3347380A priority patent/DE3347380C2/de
Priority to GB8334526A priority patent/GB2305977B/en
Priority to US06/568,223 priority patent/US5593278A/en
Publication of FR2724973A1 publication Critical patent/FR2724973A1/fr
Application granted granted Critical
Publication of FR2724973B1 publication Critical patent/FR2724973B1/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
    • F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
    • F01D11/18—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means using stator or rotor components with predetermined thermal response, e.g. selective insulation, thermal inertia, differential expansion
    • 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
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3053—Fixing blades to rotors; Blade roots ; Blade spacers by means of pins
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR8222166A 1982-12-31 1982-12-31 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle actif des jeux en temps reel et methode de determination dudit dispositif Expired - Fee Related FR2724973B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8222166A FR2724973B1 (fr) 1982-12-31 1982-12-31 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle actif des jeux en temps reel et methode de determination dudit dispositif
FR8311583A FR2716496B1 (fr) 1982-12-31 1983-07-12 Dispositif d'étanchéité d'aubages mobiles de turbomachine avec contrôle des jeux en temps réel et méthode de détermination dudit dispositif.
FR8311584A FR2740829B2 (fr) 1982-12-31 1983-07-12 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle des jeux en temps reel
DE3347380A DE3347380C2 (de) 1982-12-31 1983-12-29 Dichtungsvorrichtung für rotierende Schaufeln von Turbomaschinen mit Echtzeitsteuerung des Schaufelspitzenspiels
GB8334526A GB2305977B (en) 1982-12-31 1983-12-29 Turbo machine rotor blade sealing device with clearance control in real time and method for designing the said device
US06/568,223 US5593278A (en) 1982-12-31 1983-12-30 Gas turbine engine rotor blading sealing device

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR8222166A FR2724973B1 (fr) 1982-12-31 1982-12-31 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle actif des jeux en temps reel et methode de determination dudit dispositif
FR8311583A FR2716496B1 (fr) 1982-12-31 1983-07-12 Dispositif d'étanchéité d'aubages mobiles de turbomachine avec contrôle des jeux en temps réel et méthode de détermination dudit dispositif.
FR8311584A FR2740829B2 (fr) 1982-12-31 1983-07-12 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle des jeux en temps reel

Publications (2)

Publication Number Publication Date
FR2724973A1 FR2724973A1 (fr) 1996-03-29
FR2724973B1 true FR2724973B1 (fr) 1996-12-13

Family

ID=27251136

Family Applications (3)

Application Number Title Priority Date Filing Date
FR8222166A Expired - Fee Related FR2724973B1 (fr) 1982-12-31 1982-12-31 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle actif des jeux en temps reel et methode de determination dudit dispositif
FR8311584A Expired - Lifetime FR2740829B2 (fr) 1982-12-31 1983-07-12 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle des jeux en temps reel
FR8311583A Expired - Fee Related FR2716496B1 (fr) 1982-12-31 1983-07-12 Dispositif d'étanchéité d'aubages mobiles de turbomachine avec contrôle des jeux en temps réel et méthode de détermination dudit dispositif.

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR8311584A Expired - Lifetime FR2740829B2 (fr) 1982-12-31 1983-07-12 Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle des jeux en temps reel
FR8311583A Expired - Fee Related FR2716496B1 (fr) 1982-12-31 1983-07-12 Dispositif d'étanchéité d'aubages mobiles de turbomachine avec contrôle des jeux en temps réel et méthode de détermination dudit dispositif.

Country Status (4)

Country Link
US (1) US5593278A (fr)
DE (1) DE3347380C2 (fr)
FR (3) FR2724973B1 (fr)
GB (1) GB2305977B (fr)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9709086D0 (en) * 1997-05-07 1997-06-25 Rolls Royce Plc Gas turbine engine cooling apparatus
US6533285B2 (en) * 2001-02-05 2003-03-18 Caterpillar Inc Abradable coating and method of production
EP1247943A1 (fr) * 2001-04-04 2002-10-09 Siemens Aktiengesellschaft Segment de virole réfroidi pour turbine à gaz
US6893214B2 (en) * 2002-12-20 2005-05-17 General Electric Company Shroud segment and assembly with surface recessed seal bridging adjacent members
US6853945B2 (en) * 2003-03-27 2005-02-08 General Electric Company Method of on-line monitoring of radial clearances in steam turbines
US20040194500A1 (en) * 2003-04-03 2004-10-07 Broadway Entertainment, Inc. Article of jewelry
US20040219011A1 (en) * 2003-05-02 2004-11-04 General Electric Company High pressure turbine elastic clearance control system and method
US7234918B2 (en) * 2004-12-16 2007-06-26 Siemens Power Generation, Inc. Gap control system for turbine engines
US7491029B2 (en) 2005-10-14 2009-02-17 United Technologies Corporation Active clearance control system for gas turbine engines
CA2644099C (fr) * 2006-03-02 2013-12-31 Ihi Corporation Structure de refroidissement par contact
US7771159B2 (en) * 2006-10-16 2010-08-10 General Electric Company High temperature seals and high temperature sealing systems
US7686569B2 (en) * 2006-12-04 2010-03-30 Siemens Energy, Inc. Blade clearance system for a turbine engine
US8439629B2 (en) * 2007-03-01 2013-05-14 United Technologies Corporation Blade outer air seal
FR2913718B1 (fr) * 2007-03-15 2009-06-05 Snecma Propulsion Solide Sa Ensemble d'anneau de turbine pour turbine a gaz
US8240980B1 (en) 2007-10-19 2012-08-14 Florida Turbine Technologies, Inc. Turbine inter-stage gap cooling and sealing arrangement
US20100054911A1 (en) * 2008-08-29 2010-03-04 General Electric Company System and method for adjusting clearance in a gas turbine
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
US8790067B2 (en) * 2011-04-27 2014-07-29 United Technologies Corporation Blade clearance control using high-CTE and low-CTE ring members
US8944756B2 (en) * 2011-07-15 2015-02-03 United Technologies Corporation Blade outer air seal assembly
US9188228B2 (en) 2011-10-26 2015-11-17 General Electric Company Layered seal for turbomachinery
US20130236293A1 (en) * 2012-03-09 2013-09-12 General Electric Company Systems and methods for an improved stator
US9719372B2 (en) * 2012-05-01 2017-08-01 General Electric Company Gas turbomachine including a counter-flow cooling system and method
US10087784B2 (en) 2013-02-25 2018-10-02 General Electric Company Integral segmented CMC shroud hanger and retainer system
WO2014137577A1 (fr) * 2013-03-08 2014-09-12 United Technologies Corporation Support flexible annulaire
US9598975B2 (en) * 2013-03-14 2017-03-21 Rolls-Royce Corporation Blade track assembly with turbine tip clearance control
GB2531081B (en) * 2013-06-21 2018-03-14 United Technologies Corp Seals for gas turbine engine
WO2014204574A2 (fr) * 2013-06-21 2014-12-24 United Technologies Corporation Joints pour moteur à turbine à gaz
US20160153306A1 (en) * 2013-07-23 2016-06-02 United Technologies Corporation Radial position control of case support structure with splined connection
WO2015069338A2 (fr) * 2013-10-07 2015-05-14 United Technologies Corporation Système de régulation thermique d'élément d'étanchéité à l'air extérieur d'aube de moteur à turbine à gaz
WO2015130355A2 (fr) * 2013-12-10 2015-09-03 United Technologies Corporation Systèmes de jeu de pointe de pale
WO2015112354A1 (fr) 2014-01-27 2015-07-30 United Technologies Corporation Dispositif de montage pour joint d'étanchéité à l'air externe d'aube
US10316683B2 (en) * 2014-04-16 2019-06-11 United Technologies Corporation Gas turbine engine blade outer air seal thermal control system
US9869196B2 (en) * 2014-06-24 2018-01-16 General Electric Company Gas turbine engine spring mounted manifold
EP3628822B1 (fr) * 2014-10-30 2022-05-04 Raytheon Technologies Corporation Systèmes d' étanchéité
US9976435B2 (en) * 2014-12-19 2018-05-22 United Technologies Corporation Blade tip clearance systems
US10934871B2 (en) * 2015-02-20 2021-03-02 Rolls-Royce North American Technologies Inc. Segmented turbine shroud with sealing features
US10221715B2 (en) * 2015-03-03 2019-03-05 Rolls-Royce North American Technologies Inc. Turbine shroud with axially separated pressure compartments
US10612408B2 (en) * 2015-05-06 2020-04-07 United Technologies Corporation Control rings
US10358932B2 (en) * 2015-06-29 2019-07-23 United Technologies Corporation Segmented non-contact seal assembly for rotational equipment
US20170248030A1 (en) * 2016-02-26 2017-08-31 General Electric Company Encapsulated Cooling for Turbine Shrouds
US10443616B2 (en) * 2016-03-16 2019-10-15 United Technologies Corporation Blade outer air seal with centrally mounted seal arc segments
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
DE102016117345A1 (de) * 2016-09-15 2018-03-15 Man Diesel & Turbo Se Radialturbine eines Turboladers und Turbolader
GB201616197D0 (en) * 2016-09-23 2016-11-09 Rolls Royce Plc Gas turbine engine
EP3324003B1 (fr) 2016-11-18 2020-03-18 Ansaldo Energia Switzerland AG Aube pour interface de bouclier thermique de stator dans une turbine à gaz
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
US10612466B2 (en) * 2017-09-11 2020-04-07 United Technologies Corporation Gas turbine engine active clearance control system using inlet particle separator
CN109356660B (zh) * 2018-12-14 2021-11-19 中国航发沈阳发动机研究所 双级高压涡轮转静子组件
IT201900001173A1 (it) * 2019-01-25 2020-07-25 Nuovo Pignone Tecnologie Srl Turbina con un anello avvolgente attorno a pale rotoriche e metodo per limitare la perdita di fluido di lavoro in una turbina
US11761343B2 (en) * 2019-03-13 2023-09-19 Rtx Corporation BOAS carrier with dovetail attachments
US11306604B2 (en) * 2020-04-14 2022-04-19 Raytheon Technologies Corporation HPC case clearance control thermal control ring spoke system
FR3115819B1 (fr) * 2020-11-02 2023-04-14 Safran Aircraft Engines Ensemble de stator de turbomachine d’aéronef, comprenant une structure externe formée de deux tronçons annulaires entourant une couronne aubagée de stator
CN114151203B (zh) * 2021-10-20 2023-08-18 中国航发四川燃气涡轮研究院 封严环连接结构

Family Cites Families (13)

* 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
GB1484936A (en) * 1974-12-07 1977-09-08 Rolls Royce Gas turbine engines
GB1484288A (en) * 1975-12-03 1977-09-01 Rolls Royce Gas turbine engines
US4251185A (en) * 1978-05-01 1981-02-17 Caterpillar Tractor Co. Expansion control ring for a turbine shroud assembly
FR2438165A1 (fr) * 1978-10-06 1980-04-30 Snecma Dispositif de regulation de temperature pour turbines a gaz
DE2907749C2 (de) * 1979-02-28 1985-04-25 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Einrichtung zur Minimierung von Konstanthaltung des bei Axialturbinen von Gasturbinentriebwerken vorhandenen Schaufelspitzenspiels
DE2907748A1 (de) * 1979-02-28 1980-09-04 Motoren Turbinen Union Einrichtung zur minimierung und konstanthaltung der bei axialturbinen vorhandenen schaufelspitzenspiele, insbesondere fuer gasturbinentriebwerke
GB2047354B (en) * 1979-04-26 1983-03-30 Rolls Royce Gas turbine engines
US4304093A (en) * 1979-08-31 1981-12-08 General Electric Company Variable clearance control for a gas turbine engine
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
US4487016A (en) * 1980-10-01 1984-12-11 United Technologies Corporation Modulated clearance control for an axial flow rotary machine
US4513567A (en) * 1981-11-02 1985-04-30 United Technologies Corporation Gas turbine engine active clearance control

Also Published As

Publication number Publication date
FR2740829B2 (fr) 1999-09-17
GB8334526D0 (en) 1996-06-19
DE3347380A1 (de) 1996-05-09
GB2305977A (en) 1997-04-23
FR2716496B1 (fr) 1998-12-04
FR2716496A1 (fr) 1995-08-25
DE3347380C2 (de) 1997-08-14
GB2305977B (en) 1998-01-07
FR2724973A1 (fr) 1996-03-29
US5593278A (en) 1997-01-14
FR2740829A2 (fr) 1997-05-09

Similar Documents

Publication Publication Date Title
FR2724973B1 (fr) Dispositif d'etancheite d'aubages mobiles de turbomachine avec controle actif des jeux en temps reel et methode de determination dudit dispositif
BR8702791A (pt) Metodo de ocultacao e revelacao automatica de um indicador durante a atividade do teclado e melhoramento para exibicao do mesmo
FR2518650B1 (fr) Dispositif de pilotage des jeux d'un palier inter-arbres de turbomachine multi-corps
BG41995A3 (en) Herbicide composition and method for control of weeds
BG38934A3 (en) Herbicide means and method for control of unwated vegetation
CS222267B2 (en) Herbicide means and means for regulation of thegrowth of plants and method making the active substances
FR2495886B1 (fr) Procede et installation pour la detection du patinage d'un tracteur avec un instrument agricole attele
BE874569A (fr) Procede et dispositif pour determiner les positions de reflecteurs avec des faisceaux en eventail
OA06457A (fr) Procédé et dispositif de contrôle d'un débit de liquide.
BE876693A (fr) Dispositif de controle des teneurs en oxygene/combustibles
FR2570763B1 (fr) Dispositif de controle automatique du jeu d'un joint a labyrinthe de turbomachine
BE858077A (fr) Procede et dispositif d'elevage d'animaux aquatiques dans un environnement controle
FR2352341A1 (fr) Commande microprogrammee des fonctions de commande d'un processeur etranger
YU115477A (en) Method of keeping water animals in a controlled environment
FR2536199B1 (fr) Procede et dispositif de commande d'un magnetoscope avec un calculateur
BE856180A (fr) Procede et dispositif de controle et de regulation de la preparation d'un melange
DE3481794D1 (de) Kontrolle eines geraetes und zeitprogrammgeber dafuer.
IT8367880A0 (it) Dispositivo elettrochimico per controllare e o misurare un componente di un gas
SE7903553L (sv) Forfarande for okning av livslengden hos ett gasurladdningskerl samt for utforande av settet avsett kerl
FR2338527A1 (fr) Procede et dispositif de controle et de regulation de la vitesse d'un mobile
MA19510A1 (fr) Dispositif d'irrigation goutte a goutte
RO84358A (fr) Cigarette avec dispositif d'allumage
FR2427659B1 (fr) Procede et dispositif de correction azimutale d'entrefer
BE878797A (fr) Procede et dispositif de determination des caracteristiques d'occlusion dentaire
FR2515839B1 (fr) Pilote automatique d'arrosage du type programmateur

Legal Events

Date Code Title Description
ST Notification of lapse