EP2378080A3 - Ensemble entretoise de blocage pour fixation circonférentielle d'aubes rotoriques - Google Patents

Ensemble entretoise de blocage pour fixation circonférentielle d'aubes rotoriques Download PDF

Info

Publication number
EP2378080A3
EP2378080A3 EP11162650.3A EP11162650A EP2378080A3 EP 2378080 A3 EP2378080 A3 EP 2378080A3 EP 11162650 A EP11162650 A EP 11162650A EP 2378080 A3 EP2378080 A3 EP 2378080A3
Authority
EP
European Patent Office
Prior art keywords
spacer assembly
locking spacer
rotor blades
end portion
circumferential attachment
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.)
Withdrawn
Application number
EP11162650.3A
Other languages
German (de)
English (en)
Other versions
EP2378080A2 (fr
Inventor
Brian Denver Potter
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of EP2378080A2 publication Critical patent/EP2378080A2/fr
Publication of EP2378080A3 publication Critical patent/EP2378080A3/fr
Withdrawn legal-status Critical Current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
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP11162650.3A 2010-04-16 2011-04-15 Ensemble entretoise de blocage pour fixation circonférentielle d'aubes rotoriques Withdrawn EP2378080A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/761,749 US20110255978A1 (en) 2010-04-16 2010-04-16 Locking Assembly For Circumferential Attachments

Publications (2)

Publication Number Publication Date
EP2378080A2 EP2378080A2 (fr) 2011-10-19
EP2378080A3 true EP2378080A3 (fr) 2013-12-18

Family

ID=44080305

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11162650.3A Withdrawn EP2378080A3 (fr) 2010-04-16 2011-04-15 Ensemble entretoise de blocage pour fixation circonférentielle d'aubes rotoriques

Country Status (4)

Country Link
US (1) US20110255978A1 (fr)
EP (1) EP2378080A3 (fr)
JP (1) JP2011226475A (fr)
CN (1) CN102220885A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9212563B2 (en) * 2012-06-06 2015-12-15 General Electric Company Turbine rotor and blade assembly with multi-piece locking blade
US9726026B2 (en) * 2012-06-06 2017-08-08 General Electric Company Turbine rotor and blade assembly with multi-piece locking blade
CN103362565B (zh) * 2013-07-04 2015-01-21 西安交通大学 一种汽轮机叶片阶梯状叶根结构及其与隔叶块配合结构
US9518471B2 (en) * 2013-10-16 2016-12-13 General Electric Company Locking spacer assembly
US9416670B2 (en) * 2013-10-16 2016-08-16 General Electric Company Locking spacer assembly
US9512732B2 (en) * 2013-10-16 2016-12-06 General Electric Company Locking spacer assembly inserted between rotor blades
KR101884712B1 (ko) * 2016-12-21 2018-08-03 두산중공업 주식회사 로터 블레이드용 로킹 스페이서
KR101920070B1 (ko) * 2016-12-23 2018-11-19 두산중공업 주식회사 로터 블레이드용 로킹 스페이서
US10800128B2 (en) * 2018-01-24 2020-10-13 General Electric Company Composite components having T or L-joints and methods for forming same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090016889A1 (en) * 2006-01-02 2009-01-15 Joachim Krutzfeldt Locking Sub-Assembly for Closing The Remaining Gap Between The First and The Last blade of a Blade Ring Which Are Inserted in a Circumferential Groove of a Turbomachine, and Corresponding Turbomachine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3721506A (en) * 1971-05-25 1973-03-20 Gen Electric Split-nut blade locking assembly
EP1028231B1 (fr) * 1999-02-12 2003-09-03 ALSTOM (Switzerland) Ltd Fixation d'aubes de rotor d'une turbomachine
DE10134611A1 (de) * 2000-12-16 2002-06-27 Alstom Switzerland Ltd Fixiervorrichtung für eine Beschaufelung einer Strömungsmaschine
DE10310432A1 (de) * 2003-03-11 2004-09-23 Alstom Technology Ltd Rotor-Schluss
DE10310431A1 (de) * 2003-03-11 2004-09-23 Alstom Technology Ltd Rotor-Schluss
CN2620090Y (zh) * 2003-05-30 2004-06-09 上海汽轮机有限公司 汽轮机转子反动式t型叶根末动叶片周向胀紧装置
US6929453B2 (en) * 2003-12-11 2005-08-16 Siemens Westinghouse Power Corporation Locking spacer assembly for slotted turbine component
DE102004011508A1 (de) * 2004-03-08 2005-09-29 Alstom Technology Ltd Rotor-Schluss
US7435055B2 (en) * 2005-03-29 2008-10-14 Siemens Power Generation, Inc. Locking spacer assembly for a turbine engine
EP1803899A1 (fr) * 2006-01-02 2007-07-04 Siemens Aktiengesellschaft Ensemble de verrouillage d'aube pour une turbomachine
EP1978211A1 (fr) * 2007-04-04 2008-10-08 Siemens Aktiengesellschaft Dispositif de sécurité axiale sur des aubes mobiles d'un moteur tout comme turbine à gaz dotée d'un tel dispositif
US8425194B2 (en) * 2007-07-19 2013-04-23 General Electric Company Clamped plate seal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090016889A1 (en) * 2006-01-02 2009-01-15 Joachim Krutzfeldt Locking Sub-Assembly for Closing The Remaining Gap Between The First and The Last blade of a Blade Ring Which Are Inserted in a Circumferential Groove of a Turbomachine, and Corresponding Turbomachine

Also Published As

Publication number Publication date
CN102220885A (zh) 2011-10-19
US20110255978A1 (en) 2011-10-20
JP2011226475A (ja) 2011-11-10
EP2378080A2 (fr) 2011-10-19

Similar Documents

Publication Publication Date Title
EP2378080A3 (fr) Ensemble entretoise de blocage pour fixation circonférentielle d'aubes rotoriques
EP2674577A3 (fr) Ensemble de fixation d'aube rotorique pour turbomachine et turbomachine associée
EP2540980A3 (fr) Ammortisseur pour rotor aubagé intégral
EP2374999A3 (fr) Aube de turbine composite
EP2354451A3 (fr) Ensemble de plaque d'étanchéité de turbine
EP2463514A3 (fr) Ensemble de longeron pour pale de rotor d'éolienne
EP2674614A3 (fr) Insert de l'angle de cône pour rotor de turbine éolienne
EP2348192A3 (fr) Gaine d'aube de soufflante
EP2518271A3 (fr) Ensemble adaptateur permettant de coupler des aubes de turbine à disques de rotor
EP2495400A3 (fr) Ensemble de carter de turbomachine
EP2428645A3 (fr) Aube de soufflante dotée d'une ailette d'extrémité
EP2216505A3 (fr) Systèmes de couvercle de turbine
EP2455596A3 (fr) Système instrumenté sécurisé (SIS) pour système de turbine
EP2423436A3 (fr) Forme de profil d'aube pour compresseur
EP2826708A3 (fr) Pale d'éolienne avec des caractéristques spéciales de la surface
EP2412924A3 (fr) Espaceur de disque de rotor pour moteur à turbine à gaz et procédé de montage de l'agencement de ce rotor
EP2774852A3 (fr) Installation d'une turbine à gaz
EP2341239A3 (fr) Longeron pour pale de rotor d'éolienne
EP2434107A3 (fr) Module d'un moteur de turbine avec revêtement anti-usure
EP2204544A3 (fr) Plateforme non intégrale d'aube de turbine, ensemble d'aubes de turbine et procédé d'assemblage associés
EP2612997A3 (fr) Ensemble composé d'aube, étage de rotor de turbine et procédé d'assemblage associés
EP2341238A3 (fr) Pale de rotor d' éolienne
EP2532880A3 (fr) Pale de rotor pour éolienne
EP3000967A3 (fr) Bouclier thermique pour fente d'aube de moteur à turbine à gaz
EP2388435A3 (fr) Aube rotorique de turbine à plate-forme refroidie

Legal Events

Date Code Title Description
AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIC1 Information provided on ipc code assigned before grant

Ipc: F01D 5/30 20060101AFI20131114BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20140619