CH708769A2 - Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln. - Google Patents

Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln. Download PDF

Info

Publication number
CH708769A2
CH708769A2 CH01574/14A CH15742014A CH708769A2 CH 708769 A2 CH708769 A2 CH 708769A2 CH 01574/14 A CH01574/14 A CH 01574/14A CH 15742014 A CH15742014 A CH 15742014A CH 708769 A2 CH708769 A2 CH 708769A2
Authority
CH
Switzerland
Prior art keywords
end piece
foot portion
foot
platform
mounting slot
Prior art date
Application number
CH01574/14A
Other languages
German (de)
English (en)
Inventor
Brian Denver Potter
Michael James Healy
Christian Michael Hansen
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH708769A2 publication Critical patent/CH708769A2/de

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
    • F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the 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
    • 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
    • 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
    • F01D5/3053—Fixing blades to rotors; Blade roots ; Blade spacers by means of pins
    • 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
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position

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)
CH01574/14A 2013-10-16 2014-10-15 Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln. CH708769A2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14/055,091 US9512732B2 (en) 2013-10-16 2013-10-16 Locking spacer assembly inserted between rotor blades

Publications (1)

Publication Number Publication Date
CH708769A2 true CH708769A2 (de) 2015-04-30

Family

ID=52738176

Family Applications (1)

Application Number Title Priority Date Filing Date
CH01574/14A CH708769A2 (de) 2013-10-16 2014-10-15 Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln.

Country Status (5)

Country Link
US (1) US9512732B2 (enExample)
JP (1) JP6563631B2 (enExample)
CN (1) CN104675448B (enExample)
CH (1) CH708769A2 (enExample)
DE (1) DE102014114697A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9464531B2 (en) 2013-10-16 2016-10-11 General Electric Company Locking spacer assembly
US9416670B2 (en) * 2013-10-16 2016-08-16 General Electric Company Locking spacer assembly
US9341071B2 (en) 2013-10-16 2016-05-17 General Electric Company Locking spacer assembly
US9518471B2 (en) 2013-10-16 2016-12-13 General Electric Company Locking spacer assembly
US10047865B2 (en) * 2015-12-07 2018-08-14 General Electric Company Steam turbine rotor seal radial key member, related assembly and steam turbine
US10519970B2 (en) * 2017-02-09 2019-12-31 DOOSAN Heavy Industries Construction Co., LTD Compressor blade locking mechanism in disk with tangential groove
WO2019190494A1 (en) * 2018-03-28 2019-10-03 Siemens Aktiengesellschaft Locking spacer assembly, corresponding blade assembly, method for installing a locking spacer
US11319821B2 (en) * 2018-04-18 2022-05-03 Siemens Energy Global GmbH & Co. KG Locking spacer assembly, corresponding blade assembly, method for installing a locking spacer
FR3081501B1 (fr) * 2018-05-23 2020-09-18 Safran Aircraft Engines Obturateur pour turboreacteur ayant une aube de redresseur absente
US11486261B2 (en) 2020-03-31 2022-11-01 General Electric Company Turbine circumferential dovetail leakage reduction
CN114109902A (zh) * 2020-08-25 2022-03-01 通用电气公司 叶片燕尾榫和保持设备
CN119677935A (zh) * 2022-04-08 2025-03-21 西门子能源国际公司 锁定间隔组件以及用于安装锁定间隔组件的方法
US12018590B1 (en) * 2023-04-04 2024-06-25 Ge Infrastructure Technology Llc Method for turbine blade and assembly with dovetail arrangement for enlarged rotor groove
US12221899B2 (en) * 2023-06-15 2025-02-11 General Electric Company Methods and apparatuses for blade locking

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2857134A (en) * 1954-03-17 1958-10-21 Parsons C A & Co Ltd Assembly of blades for turbines and the like
US3627448A (en) 1969-12-31 1971-12-14 Westinghouse Electric Corp Locking arrangement for side-entry blades
US3721506A (en) * 1971-05-25 1973-03-20 Gen Electric Split-nut blade locking assembly
GB2171150B (en) 1985-02-12 1989-07-26 Rolls Royce Plc Bladed rotor assembly for a turbomachine
US4859149A (en) 1989-03-10 1989-08-22 General Motors Corporation Blade locking system
USH1258H (en) 1992-09-16 1993-12-07 The United States Of America As Represented By The Secretary Of The Air Force Blade lock screw
DE19826897A1 (de) 1998-06-17 1999-12-23 Abb Patent Gmbh Schloß für Laufschaufeln eines Turbinenläufers
DE10012381A1 (de) 2000-03-14 2001-09-20 Man Turbomasch Ag Ghh Borsig Schaufelschloss und Verfahren zur Herstellung eines Schaufelschlosses
GB0102757D0 (en) 2001-02-03 2001-03-21 Rolls Royce Plc Locking device
ITMI20012783A1 (it) 2001-12-21 2003-06-21 Nuovo Pignone Spa Sistema di connessione e bloccaggio di pale rotoriche di un compressore assiale
DE10310431A1 (de) * 2003-03-11 2004-09-23 Alstom Technology Ltd Rotor-Schluss
DE10346239A1 (de) 2003-10-06 2005-04-21 Alstom Technology Ltd Baden Verfahren zur Fixierung für die Beschaufelung einer Strömungsmaschine und Fixiervorrichtung
US6929453B2 (en) 2003-12-11 2005-08-16 Siemens Westinghouse Power Corporation Locking spacer assembly for slotted turbine component
US7435055B2 (en) 2005-03-29 2008-10-14 Siemens Power Generation, Inc. Locking spacer assembly for a turbine engine
US7500365B2 (en) * 2005-05-05 2009-03-10 United Technologies Corporation Accessory gearbox
EP1803899A1 (de) * 2006-01-02 2007-07-04 Siemens Aktiengesellschaft Schlussbaugruppe für einen Schaufelkranz einer Strömungsmaschine
EP1803900A1 (de) * 2006-01-02 2007-07-04 Siemens Aktiengesellschaft Schlussbaugruppe zum Schliessen des verbleibenden Zwischenraums zwischen der ersten und der letzten in einer Umfangsnut einer Strömungsmaschine eingesetzten Schaufel eines Schaufelkranzes und entsprechende Strömungsmaschine
US8608446B2 (en) 2006-06-05 2013-12-17 United Technologies Corporation Rotor disk and blade arrangement
US7581931B2 (en) 2006-10-13 2009-09-01 Siemens Energy, Inc. Gas turbine belly band seal anti-rotation structure
US8176598B2 (en) 2009-08-03 2012-05-15 General Electric Company Locking spacer assembly for a circumferential dovetail rotor blade attachment system
US8523529B2 (en) * 2009-11-11 2013-09-03 General Electric Company Locking spacer assembly for a circumferential entry airfoil attachment system
US8545184B2 (en) * 2010-01-05 2013-10-01 General Electric Company Locking spacer assembly
US20110255978A1 (en) * 2010-04-16 2011-10-20 Brian Denver Potter Locking Assembly For Circumferential Attachments
US9518471B2 (en) 2013-10-16 2016-12-13 General Electric Company Locking spacer assembly
US20150101350A1 (en) 2013-10-16 2015-04-16 General Electric Company Locking spacer assembly
US9464531B2 (en) 2013-10-16 2016-10-11 General Electric Company Locking spacer assembly
US9416670B2 (en) 2013-10-16 2016-08-16 General Electric Company Locking spacer assembly
US9341071B2 (en) 2013-10-16 2016-05-17 General Electric Company Locking spacer assembly

Also Published As

Publication number Publication date
CN104675448B (zh) 2017-11-28
CN104675448A (zh) 2015-06-03
JP2015078692A (ja) 2015-04-23
US20150101347A1 (en) 2015-04-16
JP6563631B2 (ja) 2019-08-21
US9512732B2 (en) 2016-12-06
DE102014114697A1 (de) 2015-04-16

Similar Documents

Publication Publication Date Title
CH708769A2 (de) Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln.
CH708767A2 (de) Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln.
DE69604757T2 (de) Dichtungs- und Rückhaltesegmente für die Schaufeln einer axialen Turbomaschine
CH708768A2 (de) Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln.
DE102010060284B4 (de) Sicherungs-Abstandshalteranordnung für ein Schaufelblattbefestigungssystem zur Einführung in Umfangsrichtung und Rotoranordnung mit derartiger Sicherungs-Abstandshalteranordnung
CH708765A2 (de) Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln.
CH708766A2 (de) Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln.
DE3544652C2 (de) Dichtung
DE102011054589B4 (de) Rotationsmaschine mit Abstandhaltern zur Steuerung der Fluiddynamik
DE69515624T2 (de) Compressorgehäuse mit Rezirkulationskanälen
CH708764A2 (de) Verriegelnde Abstandshalteranordnung zur Einführung in einen umlaufenden Befestigungsschlitz zwischen Plattformen benachbarter Laufschaufeln.
DE112013006128T5 (de) Laufschaufel und zugehöriges Herstellungsverfahren
DE102011054551A1 (de) Rotationsmaschine mit ungleichmäßigem Laufschaufel- und Leitschaufelabstand
EP2132414B1 (de) Shiplap-anordnung
DE102015101156A1 (de) Laufschaufel mit hoher Sehnenlänge, zwei Teilspannweiten-Dämpferelementen und gekrümmtem Schwalbenschwanz
DE112013004811T5 (de) Dämpfer für eine Turbinenrotoranordnung
DE102014118427A1 (de) Dämpferanordnung für Turbinenrotorschaufeln
DE102014118013A1 (de) Turbinenschaufelabschlussanordnung und Verfahren zur Montage derselben
DE60217049T2 (de) Ölluftseparatorplug
DE102015112835A1 (de) Turbinenschaufel-Spannweitenmittendeckband
DE102015122986A1 (de) Strömungspfadbegrenzungs- und Rotoranordnungen in Gasturbinen
DE102015122985A1 (de) Strömungspfadbegrenzungs- und Rotoranordnungen in Gasturbinen
EP2787178B1 (de) Leitschaufelanordnung
DE102016107315A1 (de) Rotor mit Überhang an Laufschaufeln für ein Sicherungselement
DE102015111999A1 (de) Turbinenschaufel-Spannweitenmittendeckbandanordnung

Legal Events

Date Code Title Description
NV New agent

Representative=s name: GENERAL ELECTRIC TECHNOLOGY GMBH GLOBAL PATENT, CH

AZW Rejection (application)