FR2933131B1 - Support pour fixer un anneau entourant les aubes mobiles d'une turbine - Google Patents

Support pour fixer un anneau entourant les aubes mobiles d'une turbine

Info

Publication number
FR2933131B1
FR2933131B1 FR0803549A FR0803549A FR2933131B1 FR 2933131 B1 FR2933131 B1 FR 2933131B1 FR 0803549 A FR0803549 A FR 0803549A FR 0803549 A FR0803549 A FR 0803549A FR 2933131 B1 FR2933131 B1 FR 2933131B1
Authority
FR
France
Prior art keywords
turbine
fastening
support
ring surrounding
mobile blades
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.)
Active
Application number
FR0803549A
Other languages
English (en)
Other versions
FR2933131A1 (fr
Inventor
Vincent Philippot
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
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR0803549A priority Critical patent/FR2933131B1/fr
Publication of FR2933131A1 publication Critical patent/FR2933131A1/fr
Application granted granted Critical
Publication of FR2933131B1 publication Critical patent/FR2933131B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F01D19/00—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith
    • F01D19/02—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith dependent on temperature of component parts, e.g. of turbine-casing
    • 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
    • F01D25/10—Heating, e.g. warming-up before starting
    • 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)
FR0803549A 2008-06-25 2008-06-25 Support pour fixer un anneau entourant les aubes mobiles d'une turbine Active FR2933131B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0803549A FR2933131B1 (fr) 2008-06-25 2008-06-25 Support pour fixer un anneau entourant les aubes mobiles d'une turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0803549A FR2933131B1 (fr) 2008-06-25 2008-06-25 Support pour fixer un anneau entourant les aubes mobiles d'une turbine

Publications (2)

Publication Number Publication Date
FR2933131A1 FR2933131A1 (fr) 2010-01-01
FR2933131B1 true FR2933131B1 (fr) 2015-06-26

Family

ID=40276183

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0803549A Active FR2933131B1 (fr) 2008-06-25 2008-06-25 Support pour fixer un anneau entourant les aubes mobiles d'une turbine

Country Status (1)

Country Link
FR (1) FR2933131B1 (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2754859A1 (fr) * 2013-01-10 2014-07-16 Alstom Technology Ltd Turbomachine avec pilotage électrique actif de jeu et procédé associé
US9957830B2 (en) * 2013-03-07 2018-05-01 United Technologies Corporation Hybrid passive and active tip clearance system
CN105392700B (zh) 2013-07-26 2018-12-18 Mra系统有限责任公司 飞行器发动机吊架
US10040577B2 (en) 2016-02-12 2018-08-07 United Technologies Corporation Modified start sequence of a gas turbine engine
US9664070B1 (en) 2016-02-12 2017-05-30 United Technologies Corporation Bowed rotor prevention system
US10443505B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine
US10508601B2 (en) 2016-02-12 2019-12-17 United Technologies Corporation Auxiliary drive bowed rotor prevention system for a gas turbine engine
US10508567B2 (en) 2016-02-12 2019-12-17 United Technologies Corporation Auxiliary drive bowed rotor prevention system for a gas turbine engine through an engine accessory
US10436064B2 (en) 2016-02-12 2019-10-08 United Technologies Corporation Bowed rotor start response damping system
US10125636B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor prevention system using waste heat
US10125691B2 (en) 2016-02-12 2018-11-13 United Technologies Corporation Bowed rotor start using a variable position starter valve
US10539079B2 (en) 2016-02-12 2020-01-21 United Technologies Corporation Bowed rotor start mitigation in a gas turbine engine using aircraft-derived parameters
US10174678B2 (en) 2016-02-12 2019-01-08 United Technologies Corporation Bowed rotor start using direct temperature measurement
US10443507B2 (en) 2016-02-12 2019-10-15 United Technologies Corporation Gas turbine engine bowed rotor avoidance system
EP3211184B1 (fr) 2016-02-29 2021-05-05 Raytheon Technologies Corporation Système et procédé de prévention de courbure de rotor
US10787933B2 (en) 2016-06-20 2020-09-29 Raytheon Technologies Corporation Low-power bowed rotor prevention and monitoring system
US10358936B2 (en) 2016-07-05 2019-07-23 United Technologies Corporation Bowed rotor sensor system
US10618666B2 (en) 2016-07-21 2020-04-14 United Technologies Corporation Pre-start motoring synchronization for multiple engines
EP3273006B1 (fr) 2016-07-21 2019-07-03 United Technologies Corporation Démarrage en alternance d'un groupe bi-moteur
EP3273016B1 (fr) 2016-07-21 2020-04-01 United Technologies Corporation Coordination multimoteur pendant la motorisation de moteur à turbine à gaz
US10384791B2 (en) 2016-07-21 2019-08-20 United Technologies Corporation Cross engine coordination during gas turbine engine motoring
US10221774B2 (en) 2016-07-21 2019-03-05 United Technologies Corporation Speed control during motoring of a gas turbine engine
US10787968B2 (en) 2016-09-30 2020-09-29 Raytheon Technologies Corporation Gas turbine engine motoring with starter air valve manual override
US10443543B2 (en) 2016-11-04 2019-10-15 United Technologies Corporation High compressor build clearance reduction
US10823079B2 (en) 2016-11-29 2020-11-03 Raytheon Technologies Corporation Metered orifice for motoring of a gas turbine engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994472A (en) * 1958-12-29 1961-08-01 Gen Electric Tip clearance control system for turbomachines
JPS58214603A (ja) * 1982-06-07 1983-12-13 Hitachi Ltd 流体機械の翼端間隙調整装置
DE4309199A1 (de) * 1993-03-22 1994-09-29 Abb Management Ag Vorrichtung zur Befestigung von Wärmestausegmenten und Leitschaufeln in axialdurchströmten Turbinen
DE4442157A1 (de) * 1994-11-26 1996-05-30 Abb Management Ag Verfahren und Vorrichtung zur Beeinflussung des Radialspieles der Beschaufelung in axialdurchströmten Verdichtern
US6279400B1 (en) * 1999-03-16 2001-08-28 General Electric Company Apparatus and method for measuring and selectively adjusting a clearance
FR2890685B1 (fr) * 2005-09-14 2007-12-14 Snecma Pilotage de jeu au sommet d'aubes de rotor de turbine haute pression dans une turbomachine
JP2008038807A (ja) * 2006-08-08 2008-02-21 Hitachi Ltd ガスタービン及びトランジションピース

Also Published As

Publication number Publication date
FR2933131A1 (fr) 2010-01-01

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