DE69323501T2 - Gasturbinenschaufeldichtung - Google Patents

Gasturbinenschaufeldichtung

Info

Publication number
DE69323501T2
DE69323501T2 DE69323501T DE69323501T DE69323501T2 DE 69323501 T2 DE69323501 T2 DE 69323501T2 DE 69323501 T DE69323501 T DE 69323501T DE 69323501 T DE69323501 T DE 69323501T DE 69323501 T2 DE69323501 T2 DE 69323501T2
Authority
DE
Germany
Prior art keywords
gas turbine
turbine blade
blade gasket
gasket
gas
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 - Lifetime
Application number
DE69323501T
Other languages
English (en)
Other versions
DE69323501D1 (de
Inventor
Wieslaw Chlus
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
Application granted granted Critical
Publication of DE69323501D1 publication Critical patent/DE69323501D1/de
Publication of DE69323501T2 publication Critical patent/DE69323501T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01D11/005—Sealing means between non relatively rotating elements
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • 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
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69323501T 1992-11-24 1993-11-04 Gasturbinenschaufeldichtung Expired - Lifetime DE69323501T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/981,146 US5228835A (en) 1992-11-24 1992-11-24 Gas turbine blade seal
PCT/US1993/010682 WO1994012772A1 (en) 1992-11-24 1993-11-04 Gas turbine blade seal

Publications (2)

Publication Number Publication Date
DE69323501D1 DE69323501D1 (de) 1999-03-25
DE69323501T2 true DE69323501T2 (de) 1999-09-02

Family

ID=25528146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69323501T Expired - Lifetime DE69323501T2 (de) 1992-11-24 1993-11-04 Gasturbinenschaufeldichtung

Country Status (5)

Country Link
US (1) US5228835A (de)
EP (1) EP0774048B1 (de)
JP (1) JP3338879B2 (de)
DE (1) DE69323501T2 (de)
WO (1) WO1994012772A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018203093A1 (de) * 2018-03-01 2019-09-05 MTU Aero Engines AG Kombination zum Abdichten eines Spalts zwischen Turbomaschinenschaufeln und zum Reduzieren von Schwingungen der Turbomaschinenschaufeln
US11118458B2 (en) 2017-10-27 2021-09-14 MTU Aero Engines AG Combination for sealing a gap between turbomachine blades and for reducing vibrations of the turbomachine blades

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5284421A (en) * 1992-11-24 1994-02-08 United Technologies Corporation Rotor blade with platform support and damper positioning means
US5573375A (en) * 1994-12-14 1996-11-12 United Technologies Corporation Turbine engine rotor blade platform sealing and vibration damping device
US5513955A (en) * 1994-12-14 1996-05-07 United Technologies Corporation Turbine engine rotor blade platform seal
US5827047A (en) * 1996-06-27 1998-10-27 United Technologies Corporation Turbine blade damper and seal
US5820348A (en) * 1996-09-17 1998-10-13 Fricke; J. Robert Damping system for vibrating members
US5924699A (en) * 1996-12-24 1999-07-20 United Technologies Corporation Turbine blade platform seal
US5785499A (en) * 1996-12-24 1998-07-28 United Technologies Corporation Turbine blade damper and seal
US5803710A (en) * 1996-12-24 1998-09-08 United Technologies Corporation Turbine engine rotor blade platform sealing and vibration damping device
US6273683B1 (en) 1999-02-05 2001-08-14 Siemens Westinghouse Power Corporation Turbine blade platform seal
FR2840352B1 (fr) * 2002-05-30 2005-12-16 Snecma Moteurs Maitrise de la zone de fuite sous plate-forme d'aube
US6932575B2 (en) * 2003-10-08 2005-08-23 United Technologies Corporation Blade damper
US20060029500A1 (en) * 2004-08-04 2006-02-09 Anthony Cherolis Turbine blade flared buttress
US7121800B2 (en) * 2004-09-13 2006-10-17 United Technologies Corporation Turbine blade nested seal damper assembly
US7467924B2 (en) * 2005-08-16 2008-12-23 United Technologies Corporation Turbine blade including revised platform
US7484936B2 (en) * 2005-09-26 2009-02-03 Pratt & Whitney Canada Corp. Blades for a gas turbine engine with integrated sealing plate and method
US7762780B2 (en) * 2007-01-25 2010-07-27 Siemens Energy, Inc. Blade assembly in a combustion turbo-machine providing reduced concentration of mechanical stress and a seal between adjacent assemblies
US7798769B2 (en) * 2007-02-15 2010-09-21 Siemens Energy, Inc. Flexible, high-temperature ceramic seal element
US8011892B2 (en) * 2007-06-28 2011-09-06 United Technologies Corporation Turbine blade nested seal and damper assembly
US8210821B2 (en) 2008-07-08 2012-07-03 General Electric Company Labyrinth seal for turbine dovetail
US8210820B2 (en) 2008-07-08 2012-07-03 General Electric Company Gas assisted turbine seal
US8215914B2 (en) 2008-07-08 2012-07-10 General Electric Company Compliant seal for rotor slot
US8210823B2 (en) 2008-07-08 2012-07-03 General Electric Company Method and apparatus for creating seal slots for turbine components
US8038405B2 (en) 2008-07-08 2011-10-18 General Electric Company Spring seal for turbine dovetail
US8011894B2 (en) 2008-07-08 2011-09-06 General Electric Company Sealing mechanism with pivot plate and rope seal
US8435008B2 (en) * 2008-10-17 2013-05-07 United Technologies Corporation Turbine blade including mistake proof feature
US8137072B2 (en) * 2008-10-31 2012-03-20 Solar Turbines Inc. Turbine blade including a seal pocket
US8393869B2 (en) * 2008-12-19 2013-03-12 Solar Turbines Inc. Turbine blade assembly including a damper
DE102009004792B4 (de) 2009-01-13 2019-10-31 Rolls-Royce Deutschland Ltd & Co Kg Dämpfungselement (Reibdämpfer) mit Dichtungsfunktion für Turbinenlaufschaufeln
US8215915B2 (en) * 2009-05-15 2012-07-10 Siemens Energy, Inc. Blade closing key system for a turbine engine
US8734089B2 (en) 2009-12-29 2014-05-27 Rolls-Royce Corporation Damper seal and vane assembly for a gas turbine engine
US8672626B2 (en) 2010-04-21 2014-03-18 United Technologies Corporation Engine assembled seal
US9133855B2 (en) * 2010-11-15 2015-09-15 Mtu Aero Engines Gmbh Rotor for a turbo machine
US10113434B2 (en) 2012-01-31 2018-10-30 United Technologies Corporation Turbine blade damper seal
US9279332B2 (en) 2012-05-31 2016-03-08 Solar Turbines Incorporated Turbine damper
US9650901B2 (en) 2012-05-31 2017-05-16 Solar Turbines Incorporated Turbine damper
US9151165B2 (en) * 2012-10-22 2015-10-06 United Technologies Corporation Reversible blade damper
US9228443B2 (en) 2012-10-31 2016-01-05 Solar Turbines Incorporated Turbine rotor assembly
US10012085B2 (en) 2013-03-13 2018-07-03 United Technologies Corporation Turbine blade and damper retention
WO2014164252A1 (en) * 2013-03-13 2014-10-09 United Technologies Corporation Damper mass distribution to prevent damper rotation
US10641109B2 (en) 2013-03-13 2020-05-05 United Technologies Corporation Mass offset for damping performance
US9470098B2 (en) 2013-03-15 2016-10-18 General Electric Company Axial compressor and method for controlling stage-to-stage leakage therein
US9874111B2 (en) 2013-09-06 2018-01-23 United Technologies Corporation Low thermal mass joint
US10914320B2 (en) * 2014-01-24 2021-02-09 Raytheon Technologies Corporation Additive manufacturing process grown integrated torsional damper mechanism in gas turbine engine blade
US9464530B2 (en) 2014-02-20 2016-10-11 General Electric Company Turbine bucket and method for balancing a tip shroud of a turbine bucket
FR3027949B1 (fr) * 2014-11-04 2019-07-26 Safran Aircraft Engines Roue de turbine pour une turbomachine
US9863257B2 (en) * 2015-02-04 2018-01-09 United Technologies Corporation Additive manufactured inseparable platform damper and seal assembly for a gas turbine engine
US9810075B2 (en) 2015-03-20 2017-11-07 United Technologies Corporation Faceted turbine blade damper-seal
EP3438410B1 (de) 2017-08-01 2021-09-29 General Electric Company Dichtungssystem für eine rotationsmaschine
FR3107082B1 (fr) * 2020-02-06 2022-08-05 Safran Aircraft Engines Roue de turbomachine
US11486261B2 (en) 2020-03-31 2022-11-01 General Electric Company Turbine circumferential dovetail leakage reduction

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037741A (en) * 1958-12-29 1962-06-05 Gen Electric Damping turbine buckets
BE791375A (fr) * 1971-12-02 1973-03-01 Gen Electric Deflecteur et amortisseur pour ailettes de turbomachines
US3887298A (en) * 1974-05-30 1975-06-03 United Aircraft Corp Apparatus for sealing turbine blade damper cavities
GB1549152A (en) * 1977-01-11 1979-08-01 Rolls Royce Rotor stage for a gas trubine engine
FR2503247B1 (fr) * 1981-04-07 1985-06-14 Snecma Perfectionnements aux etages de turbine a gaz de turboreacteurs munis de moyens de refroidissement par air du disque de la roue de la turbine
FR2527260A1 (fr) * 1982-05-18 1983-11-25 Snecma Dispositif d'amortissement escamotable pour aubes d'une turbomachine
US4505642A (en) * 1983-10-24 1985-03-19 United Technologies Corporation Rotor blade interplatform seal
US4524980A (en) * 1983-12-05 1985-06-25 United Technologies Corporation Intersecting feather seals for interlocking gas turbine vanes
US4872810A (en) * 1988-12-14 1989-10-10 United Technologies Corporation Turbine rotor retention system
EP0437977A1 (de) * 1990-01-18 1991-07-24 United Technologies Corporation Randkonfiguration einer Turbinenschiebe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11118458B2 (en) 2017-10-27 2021-09-14 MTU Aero Engines AG Combination for sealing a gap between turbomachine blades and for reducing vibrations of the turbomachine blades
DE102018203093A1 (de) * 2018-03-01 2019-09-05 MTU Aero Engines AG Kombination zum Abdichten eines Spalts zwischen Turbomaschinenschaufeln und zum Reduzieren von Schwingungen der Turbomaschinenschaufeln

Also Published As

Publication number Publication date
JP3338879B2 (ja) 2002-10-28
WO1994012772A1 (en) 1994-06-09
JPH08503529A (ja) 1996-04-16
DE69323501D1 (de) 1999-03-25
US5228835A (en) 1993-07-20
EP0774048A1 (de) 1997-05-21
EP0774048B1 (de) 1999-02-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition