EP1728972A3 - Dispositif de verrouillage d'une aube de turbine - Google Patents

Dispositif de verrouillage d'une aube de turbine Download PDF

Info

Publication number
EP1728972A3
EP1728972A3 EP06009569A EP06009569A EP1728972A3 EP 1728972 A3 EP1728972 A3 EP 1728972A3 EP 06009569 A EP06009569 A EP 06009569A EP 06009569 A EP06009569 A EP 06009569A EP 1728972 A3 EP1728972 A3 EP 1728972A3
Authority
EP
European Patent Office
Prior art keywords
turbine
turbine blade
blade
blocking element
disc
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.)
Granted
Application number
EP06009569A
Other languages
German (de)
English (en)
Other versions
EP1728972A2 (fr
EP1728972B1 (fr
Inventor
Joana Negulescu
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 Deutschland Ltd and Co KG
Original Assignee
Rolls Royce Deutschland Ltd and Co KG
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 Deutschland Ltd and Co KG filed Critical Rolls Royce Deutschland Ltd and Co KG
Publication of EP1728972A2 publication Critical patent/EP1728972A2/fr
Publication of EP1728972A3 publication Critical patent/EP1728972A3/fr
Application granted granted Critical
Publication of EP1728972B1 publication Critical patent/EP1728972B1/fr
Expired - Fee Related 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
    • 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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/326—Locking of axial insertion type blades by other means
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/24—Three-dimensional ellipsoidal
    • F05D2250/241—Three-dimensional ellipsoidal spherical
EP06009569A 2005-05-31 2006-05-09 Dispositif de verrouillage d'une aube de turbine Expired - Fee Related EP1728972B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005024932A DE102005024932A1 (de) 2005-05-31 2005-05-31 Turbinenschaufelaxialsperre

Publications (3)

Publication Number Publication Date
EP1728972A2 EP1728972A2 (fr) 2006-12-06
EP1728972A3 true EP1728972A3 (fr) 2011-05-04
EP1728972B1 EP1728972B1 (fr) 2012-10-17

Family

ID=36384365

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06009569A Expired - Fee Related EP1728972B1 (fr) 2005-05-31 2006-05-09 Dispositif de verrouillage d'une aube de turbine

Country Status (3)

Country Link
US (1) US7309215B2 (fr)
EP (1) EP1728972B1 (fr)
DE (1) DE102005024932A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8087874B2 (en) * 2009-02-27 2012-01-03 Honeywell International Inc. Retention structures and exit guide vane assemblies
US8251668B2 (en) * 2009-06-30 2012-08-28 General Electric Company Method and apparatus for assembling rotating machines
EP2386721A1 (fr) * 2010-05-14 2011-11-16 Siemens Aktiengesellschaft Dispositif de fixation pour pales de turbomachines pouvant s'écouler axialement et son procédé de fabrication
US8753090B2 (en) 2010-11-24 2014-06-17 Rolls-Royce Corporation Bladed disk assembly
US9051845B2 (en) 2012-01-05 2015-06-09 General Electric Company System for axial retention of rotating segments of a turbine
US9943920B2 (en) 2015-03-27 2018-04-17 General Electric Company Method for electro-chemical machining turbine wheel in-situ
US9827628B2 (en) 2015-03-27 2017-11-28 General Electric Company Fixture for electro-chemical machining electrode
US9623492B2 (en) 2015-03-27 2017-04-18 General Electric Company Milling tool for portion of slot in rotor
US10005139B2 (en) 2015-12-21 2018-06-26 General Electric Company Portable milling tool with method for turbomachine milling

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846183A (en) * 1952-07-18 1958-08-05 William C Morgan Retaining devices for turbine blades
DE1044828B (de) * 1953-07-28 1958-11-27 Tech Studien Ag Sicherung gegen axiale Verschiebung von Laufschaufeln oder Zwischenstuecken in Laengsnuten von Turbomaschinenlaufraedern
US3759633A (en) * 1971-01-06 1973-09-18 Etude Construction Monteurs D Device for locking blades or other slidingly mounted parts in position on a rotor or other rotating support means
JPS57143104A (en) * 1981-03-02 1982-09-04 Hitachi Ltd Moving vane loosening preventer
JP2000297605A (ja) * 1999-04-12 2000-10-24 Hitachi Ltd 流体機械に於ける動翼の固定装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR976790A (fr) * 1948-10-19 1951-03-22 Pied d'aubes de compresseurs et de turbines ou analogues
US3853425A (en) * 1973-09-07 1974-12-10 Westinghouse Electric Corp Turbine rotor blade cooling and sealing system
US5135354A (en) 1990-09-14 1992-08-04 United Technologies Corporation Gas turbine blade and disk
DE4300773C1 (de) 1993-01-14 1993-11-18 Mtu Muenchen Gmbh Einrichtung zur axialen Laufschaufelsicherung und zur Beseitigung von Rotorunwuchten für axial durchströmte Verdichter oder Turbinen
DE4441233A1 (de) * 1994-11-19 1996-05-23 Abb Management Ag Beschaufelter Rotor
US5518369A (en) 1994-12-15 1996-05-21 Pratt & Whitney Canada Inc. Gas turbine blade retention

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846183A (en) * 1952-07-18 1958-08-05 William C Morgan Retaining devices for turbine blades
DE1044828B (de) * 1953-07-28 1958-11-27 Tech Studien Ag Sicherung gegen axiale Verschiebung von Laufschaufeln oder Zwischenstuecken in Laengsnuten von Turbomaschinenlaufraedern
US3759633A (en) * 1971-01-06 1973-09-18 Etude Construction Monteurs D Device for locking blades or other slidingly mounted parts in position on a rotor or other rotating support means
JPS57143104A (en) * 1981-03-02 1982-09-04 Hitachi Ltd Moving vane loosening preventer
JP2000297605A (ja) * 1999-04-12 2000-10-24 Hitachi Ltd 流体機械に於ける動翼の固定装置

Also Published As

Publication number Publication date
US20060280611A1 (en) 2006-12-14
US7309215B2 (en) 2007-12-18
DE102005024932A1 (de) 2006-12-07
EP1728972A2 (fr) 2006-12-06
EP1728972B1 (fr) 2012-10-17

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