IL92517A - Turbine rotor retention system - Google Patents

Turbine rotor retention system

Info

Publication number
IL92517A
IL92517A IL92517A IL9251789A IL92517A IL 92517 A IL92517 A IL 92517A IL 92517 A IL92517 A IL 92517A IL 9251789 A IL9251789 A IL 9251789A IL 92517 A IL92517 A IL 92517A
Authority
IL
Israel
Prior art keywords
turbine rotor
retention system
rotor retention
turbine
rotor
Prior art date
Application number
IL92517A
Other languages
English (en)
Other versions
IL92517A0 (en
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of IL92517A0 publication Critical patent/IL92517A0/xx
Publication of IL92517A publication Critical patent/IL92517A/xx

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
    • F01D5/12—Blades
    • F01D5/26—Antivibration means not restricted to blade form or construction or to blade-to-blade connections or to the use of particular materials
    • 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
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
    • 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
    • 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
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IL92517A 1988-12-14 1989-12-01 Turbine rotor retention system IL92517A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/284,269 US4872810A (en) 1988-12-14 1988-12-14 Turbine rotor retention system

Publications (2)

Publication Number Publication Date
IL92517A0 IL92517A0 (en) 1990-08-31
IL92517A true IL92517A (en) 1993-04-04

Family

ID=23089538

Family Applications (1)

Application Number Title Priority Date Filing Date
IL92517A IL92517A (en) 1988-12-14 1989-12-01 Turbine rotor retention system

Country Status (8)

Country Link
US (1) US4872810A (zh)
EP (1) EP0374079B1 (zh)
JP (1) JP2938908B2 (zh)
KR (1) KR0146702B1 (zh)
CN (1) CN1023243C (zh)
AU (1) AU629270B2 (zh)
DE (1) DE68908676T2 (zh)
IL (1) IL92517A (zh)

Families Citing this family (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0437977A1 (en) * 1990-01-18 1991-07-24 United Technologies Corporation Turbine rim configuration
FR2669686B1 (fr) * 1990-11-28 1994-09-02 Snecma Rotor de soufflante avec aubes sans plates-formes et sabots reconstituant le profil de veine.
US5201849A (en) * 1990-12-10 1993-04-13 General Electric Company Turbine rotor seal body
GB9109016D0 (en) * 1991-04-26 1991-06-12 Turbine Blading Ltd Turbine blade repair
GB2255298B (en) * 1991-04-26 1995-02-15 Turbine Blading Ltd Turbine blade repair
US5261790A (en) * 1992-02-03 1993-11-16 General Electric Company Retention device for turbine blade damper
US5302085A (en) * 1992-02-03 1994-04-12 General Electric Company Turbine blade damper
US5302086A (en) * 1992-08-18 1994-04-12 General Electric Company Apparatus for retaining rotor blades
US5281097A (en) * 1992-11-20 1994-01-25 General Electric Company Thermal control damper for turbine rotors
US5228835A (en) * 1992-11-24 1993-07-20 United Technologies Corporation Gas turbine blade seal
US5313786A (en) * 1992-11-24 1994-05-24 United Technologies Corporation Gas turbine blade damper
US5513955A (en) * 1994-12-14 1996-05-07 United Technologies Corporation Turbine engine rotor blade platform seal
US5573375A (en) * 1994-12-14 1996-11-12 United Technologies Corporation Turbine engine rotor blade platform sealing and vibration damping device
US5518369A (en) * 1994-12-15 1996-05-21 Pratt & Whitney Canada Inc. Gas turbine blade retention
US5827047A (en) * 1996-06-27 1998-10-27 United Technologies Corporation Turbine blade damper and seal
US5924699A (en) * 1996-12-24 1999-07-20 United Technologies Corporation Turbine blade platform seal
US5836744A (en) * 1997-04-24 1998-11-17 United Technologies Corporation Frangible fan blade
US6109877A (en) * 1998-11-23 2000-08-29 Pratt & Whitney Canada Corp. Turbine blade-to-disk retention device
DE10014198A1 (de) 2000-03-22 2001-09-27 Alstom Power Nv Beschaufelung mit Dämpfungselementen
US6575703B2 (en) 2001-07-20 2003-06-10 General Electric Company Turbine disk side plate
FR2840352B1 (fr) * 2002-05-30 2005-12-16 Snecma Moteurs Maitrise de la zone de fuite sous plate-forme d'aube
US6769877B2 (en) * 2002-10-18 2004-08-03 General Electric Company Undercut leading edge for compressor blades and related method
US6902376B2 (en) * 2002-12-26 2005-06-07 General Electric Company Compressor blade with dovetail slotted to reduce stress on the airfoil leading edge
US7121803B2 (en) * 2002-12-26 2006-10-17 General Electric Company Compressor blade with dovetail slotted to reduce stress on the airfoil leading edge
US20040213672A1 (en) * 2003-04-25 2004-10-28 Gautreau James Charles Undercut leading edge for compressor blades and related method
US6932575B2 (en) * 2003-10-08 2005-08-23 United Technologies Corporation Blade damper
US7371044B2 (en) * 2005-10-06 2008-05-13 Siemens Power Generation, Inc. Seal plate for turbine rotor assembly between turbine blade and turbine vane
US7465146B2 (en) * 2005-12-05 2008-12-16 General Electric Company Methods and systems for turbine rotor balancing
US7530791B2 (en) * 2005-12-22 2009-05-12 Pratt & Whitney Canada Corp. Turbine blade retaining apparatus
FR2903154B1 (fr) * 2006-06-29 2011-10-28 Snecma Rotor de turbomachine et turbomachine comportant un tel rotor
EP1914386A1 (en) * 2006-10-17 2008-04-23 Siemens Aktiengesellschaft Turbine blade assembly
US7819629B2 (en) * 2007-02-15 2010-10-26 Siemens Energy, Inc. Blade for a gas turbine
US8562285B2 (en) * 2007-07-02 2013-10-22 United Technologies Corporation Angled on-board injector
US20090060746A1 (en) * 2007-08-30 2009-03-05 Honeywell International, Inc. Blade retaining clip
ES2381842T3 (es) * 2007-10-25 2012-06-01 Siemens Aktiengesellschaft Conjunto ensamblado de álabes de turbina y junta de estanqueidad.
EP2053285A1 (en) * 2007-10-25 2009-04-29 Siemens Aktiengesellschaft Turbine blade assembly
US8240981B2 (en) * 2007-11-02 2012-08-14 United Technologies Corporation Turbine airfoil with platform cooling
US8221083B2 (en) * 2008-04-15 2012-07-17 United Technologies Corporation Asymmetrical rotor blade fir-tree attachment
GB0814018D0 (en) * 2008-08-01 2008-09-10 Rolls Royce Plc Vibration damper
DE102009011879A1 (de) * 2009-03-05 2010-09-16 Mtu Aero Engines Gmbh Integral beschaufelter Rotor und Verfahren zur Herstellung eines integral beschaufelten Rotors
FR2944871B1 (fr) * 2009-04-22 2011-07-01 Snecma Tete d'etancheite pour une installation de tests fluidiques sur une piece de turbomachine d'aeronef
US8381533B2 (en) * 2009-04-30 2013-02-26 Honeywell International Inc. Direct transfer axial tangential onboard injector system (TOBI) with self-supporting seal plate
US8459953B2 (en) * 2010-01-19 2013-06-11 General Electric Company Seal plate and bucket retention pin assembly
US8066479B2 (en) * 2010-04-05 2011-11-29 Pratt & Whitney Rocketdyne, Inc. Non-integral platform and damper for an airfoil
DE102010015211B4 (de) * 2010-04-16 2013-06-20 Mtu Aero Engines Gmbh Dämpfungselement zur Dämpfung von Laufschaufelschwingungen, Laufschaufel sowie Rotor
US8562301B2 (en) 2010-04-20 2013-10-22 Hamilton Sundstrand Corporation Turbine blade retention device
US8672626B2 (en) 2010-04-21 2014-03-18 United Technologies Corporation Engine assembled seal
EP2455587B1 (de) * 2010-11-17 2019-01-23 MTU Aero Engines GmbH Rotor für eine Strömungsmaschine, zugehörige Strömungsmaschine und Verfahren zum Herstellen, Reparieren oder Überholen
US9022727B2 (en) 2010-11-15 2015-05-05 Mtu Aero Engines Gmbh Rotor for a turbo machine
DE102011077501A1 (de) * 2011-06-14 2012-12-20 Rolls-Royce Deutschland Ltd & Co Kg Rotorvorrichtung für ein Strahltriebwerk mit einem Scheibenrad und mehreren Laufschaufeln
US10113434B2 (en) 2012-01-31 2018-10-30 United Technologies Corporation Turbine blade damper seal
US9347374B2 (en) * 2012-02-27 2016-05-24 United Technologies Corporation Gas turbine engine buffer cooling system
US9140136B2 (en) 2012-05-31 2015-09-22 United Technologies Corporation Stress-relieved wire seal assembly for gas turbine engines
US9151165B2 (en) * 2012-10-22 2015-10-06 United Technologies Corporation Reversible blade damper
US9644483B2 (en) * 2013-03-01 2017-05-09 General Electric Company Turbomachine bucket having flow interrupter and related turbomachine
US9790803B2 (en) 2013-03-08 2017-10-17 United Technologies Corporation Double split blade lock ring
JP5358031B1 (ja) 2013-03-22 2013-12-04 三菱重工業株式会社 タービンロータ、タービン、及びシール板の取外方法
EP2978938B1 (en) * 2013-03-25 2020-07-29 United Technologies Corporation Turbine engine assembly with l-shaped feather seal
US9874111B2 (en) 2013-09-06 2018-01-23 United Technologies Corporation Low thermal mass joint
JP2015135061A (ja) * 2014-01-16 2015-07-27 株式会社Ihi 翼の連結部構造及びこれを用いたジェットエンジン
EP3102793B1 (en) * 2014-01-24 2019-07-10 United Technologies Corporation Toggle seal for a rim seal of a rotor assembly
US9945248B2 (en) 2014-04-01 2018-04-17 United Technologies Corporation Vented tangential on-board injector for a gas turbine engine
FR3035677B1 (fr) * 2015-04-29 2017-05-12 Snecma Aube munie de plateformes possedant des portions d'accrochage
US10196915B2 (en) * 2015-06-01 2019-02-05 United Technologies Corporation Trailing edge platform seals
US9845690B1 (en) * 2016-06-03 2017-12-19 General Electric Company System and method for sealing flow path components with front-loaded seal
FR3057908B1 (fr) * 2016-10-21 2019-11-22 Safran Aircraft Engines Ensemble rotatif d'une turbomachine muni d'un systeme de maintien axial d'une aube
US10941671B2 (en) * 2017-03-23 2021-03-09 General Electric Company Gas turbine engine component incorporating a seal slot
EP3438410B1 (en) 2017-08-01 2021-09-29 General Electric Company Sealing system for a rotary machine
US20190284936A1 (en) * 2018-03-15 2019-09-19 United Technologies Corporation Gas turbine engine rotor disk
CN109404051B (zh) * 2018-12-29 2021-10-26 中国科学院工程热物理研究所 一种涡轮导向器的浮动定位及传扭结构
US10876429B2 (en) 2019-03-21 2020-12-29 Pratt & Whitney Canada Corp. Shroud segment assembly intersegment end gaps control
CN112343989A (zh) 2019-08-09 2021-02-09 法雷奥凯佩科液力变矩器(南京)有限公司 液力变矩器和包括该液力变矩器的车辆
JP7196120B2 (ja) * 2020-02-10 2022-12-26 三菱重工業株式会社 タービンホイール
US11299992B2 (en) * 2020-03-25 2022-04-12 General Electric Company Rotor blade damping structures
CN112211678B (zh) * 2020-10-16 2022-10-11 中国航发四川燃气涡轮研究院 一种长寿命涡轮转子前挡板
US11519286B2 (en) 2021-02-04 2022-12-06 General Electric Company Sealing assembly and sealing member therefor with spline seal retention

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US456247A (en) * 1891-07-21 Air-brake
US3666376A (en) * 1971-01-05 1972-05-30 United Aircraft Corp Turbine blade damper
US3748060A (en) * 1971-09-14 1973-07-24 Westinghouse Electric Corp Sideplate for turbine blade
BE791375A (fr) * 1971-12-02 1973-03-01 Gen Electric Deflecteur et amortisseur pour ailettes de turbomachines
US3887298A (en) * 1974-05-30 1975-06-03 United Aircraft Corp Apparatus for sealing turbine blade damper cavities
US4101245A (en) * 1976-12-27 1978-07-18 United Technologies Corporation Interblade damper and seal for turbomachinery rotor
US4182598A (en) * 1977-08-29 1980-01-08 United Technologies Corporation Turbine blade damper
US4192633A (en) * 1977-12-28 1980-03-11 General Electric Company Counterweighted blade damper
JPS55112587A (en) * 1979-02-22 1980-08-30 Rhythm Watch Co Ltd Electronic watch
GB2043796B (en) * 1979-03-10 1983-04-20 Rolls Royce Bladed rotor for gas turbine engine
GB2043797A (en) * 1979-03-10 1980-10-08 Rolls Royce Bladed Rotor for Gas Turbine Engine
US4347040A (en) * 1980-10-02 1982-08-31 United Technologies Corporation Blade to blade vibration damper
US4355957A (en) * 1981-06-18 1982-10-26 United Technologies Corporation Blade damper
US4455122A (en) * 1981-12-14 1984-06-19 United Technologies Corporation Blade to blade vibration damper
US4422827A (en) * 1982-02-18 1983-12-27 United Technologies Corporation Blade root seal
US4473337A (en) * 1982-03-12 1984-09-25 United Technologies Corporation Blade damper seal
US4505642A (en) * 1983-10-24 1985-03-19 United Technologies Corporation Rotor blade interplatform seal
US4568247A (en) * 1984-03-29 1986-02-04 United Technologies Corporation Balanced blade vibration damper
US4743164A (en) * 1986-12-29 1988-05-10 United Technologies Corporation Interblade seal for turbomachine rotor
GB8705216D0 (en) * 1987-03-06 1987-04-08 Rolls Royce Plc Rotor assembly

Also Published As

Publication number Publication date
CN1043540A (zh) 1990-07-04
AU629270B2 (en) 1992-10-01
US4872810A (en) 1989-10-10
IL92517A0 (en) 1990-08-31
KR900010208A (ko) 1990-07-06
JPH02211302A (ja) 1990-08-22
JP2938908B2 (ja) 1999-08-25
CN1023243C (zh) 1993-12-22
KR0146702B1 (ko) 1998-08-17
DE68908676D1 (de) 1993-09-30
AU4587689A (en) 1990-06-21
DE68908676T2 (de) 1993-12-23
EP0374079B1 (en) 1993-08-25
EP0374079A1 (en) 1990-06-20

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Legal Events

Date Code Title Description
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees