DE69622252D1 - Gasturbinenrotor - Google Patents

Gasturbinenrotor

Info

Publication number
DE69622252D1
DE69622252D1 DE69622252T DE69622252T DE69622252D1 DE 69622252 D1 DE69622252 D1 DE 69622252D1 DE 69622252 T DE69622252 T DE 69622252T DE 69622252 T DE69622252 T DE 69622252T DE 69622252 D1 DE69622252 D1 DE 69622252D1
Authority
DE
Germany
Prior art keywords
gas turbine
turbine rotor
rotor
gas
turbine
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
DE69622252T
Other languages
English (en)
Other versions
DE69622252T2 (de
Inventor
David Mark Lambert
David Sydney Knott
Peter Rowland Beckford
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of DE69622252D1 publication Critical patent/DE69622252D1/de
Application granted granted Critical
Publication of DE69622252T2 publication Critical patent/DE69622252T2/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
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69622252T 1996-02-02 1996-12-23 Gasturbinenrotor Expired - Lifetime DE69622252T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9602129.0A GB9602129D0 (en) 1996-02-02 1996-02-02 Rotors for gas turbine engines

Publications (2)

Publication Number Publication Date
DE69622252D1 true DE69622252D1 (de) 2002-08-14
DE69622252T2 DE69622252T2 (de) 2002-11-21

Family

ID=10788016

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69622252T Expired - Lifetime DE69622252T2 (de) 1996-02-02 1996-12-23 Gasturbinenrotor

Country Status (4)

Country Link
US (1) US5890874A (de)
EP (1) EP0787890B1 (de)
DE (1) DE69622252T2 (de)
GB (1) GB9602129D0 (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6217283B1 (en) * 1999-04-20 2001-04-17 General Electric Company Composite fan platform
GB9915637D0 (en) 1999-07-06 1999-09-01 Rolls Royce Plc A rotor seal
EP1124038A1 (de) * 2000-02-09 2001-08-16 Siemens Aktiengesellschaft Turbinenschaufelanordnung
US6431835B1 (en) 2000-10-17 2002-08-13 Honeywell International, Inc. Fan blade compliant shim
WO2003027445A1 (de) 2001-09-25 2003-04-03 Alstom Technology Ltd Dichtungsanordnung zur dichtspaltreduzierung innerhalb einer strömungsrotationsmaschine
DE60231219D1 (de) * 2002-12-03 2009-04-02 Techspace Aero Sa Innerer Mantelring eines axialen Kompressors sowie dessen Verwendung
FR2858351B1 (fr) * 2003-07-31 2006-01-13 Snecma Moteurs Plate-forme inter-aubes a flechissement lateral, pour un support d'aubes de turboreacteur
FR2860264B1 (fr) 2003-09-30 2006-02-10 Snecma Moteurs Turbomachine comprenant deux elements mis en communication avec interposition d'un joint
GB0611031D0 (en) * 2006-06-06 2006-07-12 Rolls Royce Plc An aerofoil stage and a seal for use therein
GB2438858B (en) * 2006-06-07 2008-08-06 Rolls Royce Plc A sealing arrangement in a gas turbine engine
GB0614518D0 (en) * 2006-07-21 2006-08-30 Rolls Royce Plc A fan blade for a gas turbine engine
GB0614640D0 (en) 2006-07-22 2006-08-30 Rolls Royce Plc An annulus filler seal
US7762781B1 (en) 2007-03-06 2010-07-27 Florida Turbine Technologies, Inc. Composite blade and platform assembly
GB0814718D0 (en) * 2008-08-13 2008-09-17 Rolls Royce Plc Annulus filler
US20100077612A1 (en) * 2008-09-30 2010-04-01 Courtney James Tudor Method of manufacturing a fairing with an integrated seal
FR2939836B1 (fr) * 2008-12-12 2015-05-15 Snecma Joint d'etancheite de plateforme dans un rotor de turbomachine
FR2939835B1 (fr) 2008-12-12 2017-06-09 Snecma Joint d'etancheite de plateforme dans un rotor de turbomachine, methode pour ameliorer l'etancheite entre une plateforme et une aube de turbomachine.
US9200593B2 (en) 2009-08-07 2015-12-01 Hamilton Sundstrand Corporation Energy absorbing fan blade spacer
GB0914187D0 (en) * 2009-08-14 2009-09-16 Rolls Royce Plc A sealing assembly
EP2312125A1 (de) * 2009-10-16 2011-04-20 General Electric Company Verkleidungsdichtung
GB201106278D0 (en) 2011-04-14 2011-05-25 Rolls Royce Plc Annulus filler system
US8777576B2 (en) 2011-08-22 2014-07-15 General Electric Company Metallic fan blade platform
GB201119655D0 (en) 2011-11-15 2011-12-28 Rolls Royce Plc Annulus filler
FR2987086B1 (fr) * 2012-02-22 2014-03-21 Snecma Joint lineaire de plateforme inter-aubes
US10024177B2 (en) 2012-05-15 2018-07-17 United Technologies Corporation Detachable fan blade platform and method of repairing same
US9267386B2 (en) 2012-06-29 2016-02-23 United Technologies Corporation Fairing assembly
US10344601B2 (en) 2012-08-17 2019-07-09 United Technologies Corporation Contoured flowpath surface
US20140169979A1 (en) * 2012-12-14 2014-06-19 United Technologies Corporation Gas turbine engine fan blade platform seal
US9650902B2 (en) * 2013-01-11 2017-05-16 United Technologies Corporation Integral fan blade wear pad and platform seal
US9845699B2 (en) * 2013-03-15 2017-12-19 Gkn Aerospace Services Structures Corp. Fan spacer having unitary over molded feature
WO2014197081A2 (en) * 2013-03-15 2014-12-11 United Technologies Corporation Integrated flex support and front center body
JP6221544B2 (ja) * 2013-09-18 2017-11-01 株式会社Ihi ターボファンエンジンのためのシール
WO2015088593A1 (en) * 2013-12-13 2015-06-18 United Technologies Corporation Fan platform edge seal
JP6525130B2 (ja) * 2014-10-07 2019-06-05 株式会社Ihi 静翼構造及びこれを用いたターボファンエンジン
US10156151B2 (en) 2014-10-23 2018-12-18 Rolls-Royce North American Technologies Inc. Composite annulus filler
US20160305260A1 (en) * 2015-03-04 2016-10-20 Rolls-Royce North American Technologies, Inc. Bladed wheel with separable platform
US11028714B2 (en) * 2018-07-16 2021-06-08 Raytheon Technologies Corporation Fan platform wedge seal
US11359500B2 (en) * 2018-10-18 2022-06-14 Raytheon Technologies Corporation Rotor assembly with structural platforms for gas turbine engines
US11268397B2 (en) * 2020-02-07 2022-03-08 Raytheon Technologies Corporation Fan blade platform seal and method for forming same
CN113153815B (zh) * 2020-11-22 2022-11-29 西北工业大学 一种基于多孔的超声速吸附式压气机叶片

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113526A (en) * 1961-04-13 1963-12-10 Nsu Motorenwerke Ag Slit apex seals
US4183720A (en) * 1978-01-03 1980-01-15 The United States Of America As Represented By The Secretary Of The Air Force Composite fan blade platform double wedge centrifugal seal
DE3401569A1 (de) * 1984-01-18 1985-07-25 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Selbstwirkende spaltabdichtung
US4580946A (en) * 1984-11-26 1986-04-08 General Electric Company Fan blade platform seal
GB2171151B (en) * 1985-02-20 1988-05-18 Rolls Royce Rotors for gas turbine engines
US4645217A (en) * 1985-11-29 1987-02-24 United Technologies Corporation Finger seal assembly
GB9209895D0 (en) * 1992-05-07 1992-06-24 Rolls Royce Plc Rotors for gas turbine engines
FR2716502B1 (fr) * 1994-02-23 1996-04-05 Snecma Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires.

Also Published As

Publication number Publication date
EP0787890A3 (de) 1999-04-28
US5890874A (en) 1999-04-06
EP0787890A2 (de) 1997-08-06
GB9602129D0 (en) 1996-04-03
DE69622252T2 (de) 2002-11-21
EP0787890B1 (de) 2002-07-10

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Legal Events

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8364 No opposition during term of opposition