DE69701833D1 - Befestigung einer Turbomaschinenschaufel - Google Patents

Befestigung einer Turbomaschinenschaufel

Info

Publication number
DE69701833D1
DE69701833D1 DE69701833T DE69701833T DE69701833D1 DE 69701833 D1 DE69701833 D1 DE 69701833D1 DE 69701833 T DE69701833 T DE 69701833T DE 69701833 T DE69701833 T DE 69701833T DE 69701833 D1 DE69701833 D1 DE 69701833D1
Authority
DE
Germany
Prior art keywords
attachment
turbomachine blade
turbomachine
blade
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
DE69701833T
Other languages
English (en)
Other versions
DE69701833T2 (de
Inventor
Mark Heppenstall
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
Application granted granted Critical
Publication of DE69701833D1 publication Critical patent/DE69701833D1/de
Publication of DE69701833T2 publication Critical patent/DE69701833T2/de
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
    • 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
    • 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
DE69701833T 1996-04-02 1997-01-31 Befestigung einer Turbomaschinenschaufel Expired - Fee Related DE69701833T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9606963.8A GB9606963D0 (en) 1996-04-02 1996-04-02 A root attachment for a turbomachine blade

Publications (2)

Publication Number Publication Date
DE69701833D1 true DE69701833D1 (de) 2000-06-08
DE69701833T2 DE69701833T2 (de) 2000-08-17

Family

ID=10791495

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69701833T Expired - Fee Related DE69701833T2 (de) 1996-04-02 1997-01-31 Befestigung einer Turbomaschinenschaufel

Country Status (4)

Country Link
US (1) US5741119A (de)
EP (1) EP0799972B1 (de)
DE (1) DE69701833T2 (de)
GB (1) GB9606963D0 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6033185A (en) * 1998-09-28 2000-03-07 General Electric Company Stress relieved dovetail
US6592330B2 (en) * 2001-08-30 2003-07-15 General Electric Company Method and apparatus for non-parallel turbine dovetail-faces
US6764282B2 (en) * 2001-11-14 2004-07-20 United Technologies Corporation Blade for turbine engine
DE10313490A1 (de) * 2003-03-26 2004-10-14 Alstom Technology Ltd Axial durchströmte thermische Turbomaschine
DE10313489A1 (de) * 2003-03-26 2004-10-14 Alstom Technology Ltd Axial durchströmte thermische Turbomaschine
US7905709B2 (en) * 2004-02-10 2011-03-15 General Electric Company Advanced firtree and broach slot forms for turbine stage 1 and 2 buckets and rotor wheels
US8079817B2 (en) * 2004-02-10 2011-12-20 General Electric Company Advanced firtree and broach slot forms for turbine stage 3 buckets and rotor wheels
US7261518B2 (en) * 2005-03-24 2007-08-28 Siemens Demag Delaval Turbomachinery, Inc. Locking arrangement for radial entry turbine blades
DE102008008887A1 (de) * 2008-02-13 2009-08-27 Man Turbo Ag Mehrteiliger beschaufelter Rotor für eine Strömungsmaschine
US8000942B2 (en) * 2008-05-14 2011-08-16 United Technologies Corporation Broach tool design methodology and systems
US20090320285A1 (en) * 2008-06-30 2009-12-31 Tahany Ibrahim El-Wardany Edm machining and method to manufacture a curved rotor blade retention slot
US8439724B2 (en) * 2008-06-30 2013-05-14 United Technologies Corporation Abrasive waterjet machining and method to manufacture a curved rotor blade retention slot
US7736102B2 (en) * 2008-08-06 2010-06-15 United Technologies Corporation Control of white-etched layer during machining
CH700001A1 (de) * 2008-11-20 2010-05-31 Alstom Technology Ltd Laufschaufelanordnung, insbesondere für eine gasturbine.
JP5322664B2 (ja) * 2009-01-14 2013-10-23 株式会社東芝 蒸気タービン及びその冷却方法
GB0906342D0 (en) * 2009-04-15 2009-05-20 Rolls Royce Plc Apparatus and method for simulating lifetime of and/or stress experienced by a rotor blade and rotor disc fixture
US8834123B2 (en) * 2009-12-29 2014-09-16 Rolls-Royce Corporation Turbomachinery component
US8961132B2 (en) * 2011-10-28 2015-02-24 United Technologies Corporation Secondary flow arrangement for slotted rotor
US10309232B2 (en) * 2012-02-29 2019-06-04 United Technologies Corporation Gas turbine engine with stage dependent material selection for blades and disk
EP2762676A1 (de) 2013-02-04 2014-08-06 Siemens Aktiengesellschaft Turbomaschinen-Rotorschaufel, Turbomaschinen-Rotorscheibe, Turbomaschinenrotor und Gasturbinenmotor mit unterschiedlichen Kontaktflächenwinkeln des Schaufelfusses und der Schaufelnut
US20160024944A1 (en) * 2013-03-14 2016-01-28 United Technologies Corporation Transient liquid pahse bonded turbine rotor assembly
GB2516973B (en) * 2013-08-09 2015-12-23 Rolls Royce Plc Aerofoil Blade
US20150071771A1 (en) * 2013-09-12 2015-03-12 General Electric Company Inter-stage seal for a turbomachine
US20150345310A1 (en) * 2014-05-29 2015-12-03 General Electric Company Turbine bucket assembly and turbine system
US10837288B2 (en) 2014-09-17 2020-11-17 Raytheon Technologies Corporation Secondary flowpath system for a gas turbine engine
US20200001368A1 (en) * 2018-06-29 2020-01-02 United Technologies Corporation Fabricating composite metallic components
CN113623017A (zh) * 2020-05-09 2021-11-09 中国石化工程建设有限公司 烟气轮机动叶片组件和烟气轮机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045968A (en) * 1959-12-10 1962-07-24 Gen Motors Corp Fir tree blade mount
DE2242448A1 (de) * 1972-08-29 1974-03-07 Motoren Turbinen Union Laufrad fuer stroemungsmaschine
GB2030657B (en) * 1978-09-30 1982-08-11 Rolls Royce Blade for gas turbine engine
US4433005A (en) * 1980-05-05 1984-02-21 United Technologies Corporation Fatigue resistant tatanium alloy articles
GB2171150B (en) * 1985-02-12 1989-07-26 Rolls Royce Plc Bladed rotor assembly for a turbomachine
US4824328A (en) * 1987-05-22 1989-04-25 Westinghouse Electric Corp. Turbine blade attachment
GB2238581B (en) * 1989-11-30 1994-01-12 Rolls Royce Plc Improved attachment of a gas turbine engine blade to a turbine rotor disc
US5292385A (en) * 1991-12-18 1994-03-08 Alliedsignal Inc. Turbine rotor having improved rim durability
FR2697051B1 (fr) * 1992-10-21 1994-12-02 Snecma Rotor de turbomachine comprenant un disque dont le pourtour est occupé par des alvéoles obliques qui alternent avec des dents de section transversale variable.
DE4324960A1 (de) * 1993-07-24 1995-01-26 Mtu Muenchen Gmbh Laufrad einer Turbomaschine, insbesondere einer Turbine eines Gasturbinentriebwerks
FR2723397B1 (fr) * 1994-08-03 1996-09-13 Snecma Disque de compresseur de turbomachine muni d'une gorge circulaire asymetrique
FR2725239B1 (fr) * 1994-09-30 1996-11-22 Gec Alsthom Electromec Disposition pour l'ecretement des pointes de contrainte dans l'ancrage d'une ailette de turbine, comportant une racine dite en "pied-sapin"

Also Published As

Publication number Publication date
EP0799972B1 (de) 2000-05-03
DE69701833T2 (de) 2000-08-17
GB9606963D0 (en) 1996-06-05
US5741119A (en) 1998-04-21
EP0799972A1 (de) 1997-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee