BE744592A - Element d'espacement pour aubes de turbomachines - Google Patents

Element d'espacement pour aubes de turbomachines

Info

Publication number
BE744592A
BE744592A BE744592DA BE744592A BE 744592 A BE744592 A BE 744592A BE 744592D A BE744592D A BE 744592DA BE 744592 A BE744592 A BE 744592A
Authority
BE
Belgium
Prior art keywords
spacing element
turbomachine blades
turbomachine
blades
spacing
Prior art date
Application number
Other languages
English (en)
Inventor
Robert J Sumland
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 BE744592A publication Critical patent/BE744592A/fr

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
    • 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
BE744592D 1969-01-23 1970-01-19 Element d'espacement pour aubes de turbomachines BE744592A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79332269A 1969-01-23 1969-01-23

Publications (1)

Publication Number Publication Date
BE744592A true BE744592A (fr) 1970-07-01

Family

ID=25159643

Family Applications (1)

Application Number Title Priority Date Filing Date
BE744592D BE744592A (fr) 1969-01-23 1970-01-19 Element d'espacement pour aubes de turbomachines

Country Status (6)

Country Link
US (1) US3572970A (fr)
JP (1) JPS4836201B1 (fr)
BE (1) BE744592A (fr)
DE (1) DE2002465A1 (fr)
FR (1) FR2029000A1 (fr)
GB (1) GB1299063A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113606187A (zh) * 2021-09-13 2021-11-05 安徽环茨智能科技有限公司 高速离心风机三元叶轮的纹路型叶片

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1318654A (en) * 1970-12-05 1973-05-31 Secr Defence Bladed rotors
US3795462A (en) * 1971-08-09 1974-03-05 Westinghouse Electric Corp Vibration dampening for long twisted turbine blades
BE794573A (fr) * 1972-02-02 1973-05-16 Gen Electric Dispositif de fixation d'aubes
US3832092A (en) * 1973-10-19 1974-08-27 Gen Electric Device for locking turbomachinery blades
US4022545A (en) * 1974-09-11 1977-05-10 Avco Corporation Rooted aerodynamic blade and elastic roll pin damper construction
US3936234A (en) * 1975-02-10 1976-02-03 General Electric Company Device for locking turbomachinery blades
US4208170A (en) * 1978-05-18 1980-06-17 General Electric Company Blade retainer
US4265595A (en) * 1979-01-02 1981-05-05 General Electric Company Turbomachinery blade retaining assembly
US4500255A (en) * 1981-04-24 1985-02-19 United States Of America As Represented By The Secretary Of The Air Force Spacer structure
US4453890A (en) * 1981-06-18 1984-06-12 General Electric Company Blading system for a gas turbine engine
US4483661A (en) * 1983-05-02 1984-11-20 General Electric Company Blade assembly for a turbomachine
GB2139295A (en) * 1983-05-05 1984-11-07 Tuomo Kaivola Thermal joint e.g. for a turbine
US4798519A (en) * 1987-08-24 1989-01-17 United Technologies Corporation Compressor part span shroud
US4836749A (en) * 1988-02-19 1989-06-06 Westinghouse Electric Corp. Pre-load device for a turbomachine rotor
US5022824A (en) * 1988-10-07 1991-06-11 United Technologies Corporation Pinned airfoil propeller blade
US5022825A (en) * 1988-10-07 1991-06-11 United Technologies Corporation Pitch retention member
US5102300A (en) * 1988-10-07 1992-04-07 United Technologies Corporation Pinned airfoil propeller assembly
US5018943A (en) * 1989-04-17 1991-05-28 General Electric Company Boltless balance weight for turbine rotors
US5236309A (en) * 1991-04-29 1993-08-17 Westinghouse Electric Corp. Turbine blade assembly
FR2687734B1 (fr) * 1992-02-26 1994-08-26 Snecma Dispositif accroche-flammes a geometrie variable destine a etre utilise dans le dispositif post-combustion d'une turbomachine.
US5558500A (en) * 1994-06-07 1996-09-24 Alliedsignal Inc. Elastomeric seal for axial dovetail rotor blades
FR2746456B1 (fr) * 1996-03-21 1998-04-30 Snecma Dispositif de retenue du pied des aubes d'une soufflante
US6872053B2 (en) * 1997-05-05 2005-03-29 King Of Fans Quick install blade arms for ceiling fans
FR2807096B1 (fr) * 2000-03-30 2002-05-31 Abb Alstom Power Nv Disque rotorique de turbine equipe d'ailettes a pied de sapin et procede de montage d'une ailette sur un disque
US6481971B1 (en) * 2000-11-27 2002-11-19 General Electric Company Blade spacer
US6634863B1 (en) * 2000-11-27 2003-10-21 General Electric Company Circular arc multi-bore fan disk assembly
US7252481B2 (en) * 2004-05-14 2007-08-07 Pratt & Whitney Canada Corp. Natural frequency tuning of gas turbine engine blades
US7156621B2 (en) * 2004-05-14 2007-01-02 Pratt & Whitney Canada Corp. Blade fixing relief mismatch
FR2881174B1 (fr) * 2005-01-27 2010-08-20 Snecma Moteurs Dispositif de positionnement d'une aube et disque aubage comportant un tel dispositif
MX2010001538A (es) * 2007-08-08 2010-03-15 Alstom Technology Ltd Dispositivo de rotor de una turbina.
US8186961B2 (en) * 2009-01-23 2012-05-29 Pratt & Whitney Canada Corp. Blade preloading system
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
US8851854B2 (en) 2011-12-16 2014-10-07 United Technologies Corporation Energy absorbent fan blade spacer
US9103221B2 (en) 2012-02-16 2015-08-11 Alstom Technology Ltd System and method for blade retention
US9347325B2 (en) * 2012-10-31 2016-05-24 Solar Turbines Incorporated Damper for a turbine rotor assembly
US9863412B2 (en) 2012-11-28 2018-01-09 Gast Manufacturing, Inc. Rocking piston compressor with sound dissipation
US20150322805A1 (en) * 2012-12-27 2015-11-12 United Technologies Corporation Blade underroot spacer with hook removal
US20140199172A1 (en) * 2013-01-11 2014-07-17 General Electric Company Turbomachine and method of handling turbomachine components
WO2014113009A1 (fr) 2013-01-17 2014-07-24 United Technologies Corporation Entretoise d'emplanture de pale de rotor équipée d'élément de prise
EP2767678A1 (fr) * 2013-02-19 2014-08-20 Siemens Aktiengesellschaft Roue aubagée et procédé de fabrication d'une aube
US9840922B2 (en) * 2014-03-07 2017-12-12 United Technologies Corporation Fan blade spacer
DE102015220883A1 (de) * 2015-10-26 2017-04-27 Siemens Aktiengesellschaft Dummy-Radscheibe und Verfahren zum Bearbeiten von Schaufeln
US10982557B2 (en) * 2018-11-15 2021-04-20 General Electric Company Turbine blade with radial support, shim and related turbine rotor
US10815799B2 (en) * 2018-11-15 2020-10-27 General Electric Company Turbine blade with radial support, shim and related turbine rotor
US10975714B2 (en) * 2018-11-22 2021-04-13 Pratt & Whitney Canada Corp. Rotor assembly with blade sealing tab
CN110397625A (zh) * 2019-08-15 2019-11-01 上海电气燃气轮机有限公司 一种新型叶片锁紧装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US952317A (en) * 1909-12-10 1910-03-15 Wilhelm Heinrich Eyermann Means for securing turbine-blades.
US1619133A (en) * 1922-01-07 1927-03-01 Westinghouse Electric & Mfg Co Blade fastening
US2656146A (en) * 1948-04-08 1953-10-20 Curtiss Wright Corp Turbine blade construction
US2753149A (en) * 1951-03-30 1956-07-03 United Aircraft Corp Blade lock
US3395891A (en) * 1967-09-21 1968-08-06 Gen Electric Lock for turbomachinery blades

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113606187A (zh) * 2021-09-13 2021-11-05 安徽环茨智能科技有限公司 高速离心风机三元叶轮的纹路型叶片
CN113606187B (zh) * 2021-09-13 2023-05-16 安徽环茨智能科技有限公司 高速离心风机三元叶轮的纹路型叶片

Also Published As

Publication number Publication date
JPS4836201B1 (fr) 1973-11-02
FR2029000A1 (fr) 1970-10-16
DE2002465A1 (de) 1970-07-30
US3572970A (en) 1971-03-30
GB1299063A (en) 1972-12-06

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