IL92600A - Boltless balance weight for turbine rotors - Google Patents

Boltless balance weight for turbine rotors

Info

Publication number
IL92600A
IL92600A IL92600A IL9260089A IL92600A IL 92600 A IL92600 A IL 92600A IL 92600 A IL92600 A IL 92600A IL 9260089 A IL9260089 A IL 9260089A IL 92600 A IL92600 A IL 92600A
Authority
IL
Israel
Prior art keywords
boltless
balance weight
turbine rotors
rotors
turbine
Prior art date
Application number
IL92600A
Other languages
English (en)
Other versions
IL92600A0 (en
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 IL92600A0 publication Critical patent/IL92600A0/xx
Publication of IL92600A publication Critical patent/IL92600A/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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/027—Arrangements for balancing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/32—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IL92600A 1989-04-17 1989-12-08 Boltless balance weight for turbine rotors IL92600A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/338,671 US5018943A (en) 1989-04-17 1989-04-17 Boltless balance weight for turbine rotors

Publications (2)

Publication Number Publication Date
IL92600A0 IL92600A0 (en) 1990-08-31
IL92600A true IL92600A (en) 1993-01-31

Family

ID=23325647

Family Applications (1)

Application Number Title Priority Date Filing Date
IL92600A IL92600A (en) 1989-04-17 1989-12-08 Boltless balance weight for turbine rotors

Country Status (7)

Country Link
US (1) US5018943A (fr)
JP (1) JP2672676B2 (fr)
DE (1) DE3940981C2 (fr)
FR (1) FR2645902B1 (fr)
GB (1) GB2231095B (fr)
IL (1) IL92600A (fr)
SE (1) SE466412B (fr)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5219454A (en) * 1992-04-22 1993-06-15 Denis Class Method and apparatus for balancing wind turbine rotors
US5310319A (en) * 1993-01-12 1994-05-10 United Technologies Corporation Free standing turbine disk sideplate assembly
GB2332024B (en) * 1997-12-03 2000-12-13 Rolls Royce Plc Rotary assembly
US6279420B1 (en) * 1999-08-18 2001-08-28 General Electric Co. Balance weight for a rotary component in turbomachinery, methods of installation and installation tools
FR2812906B1 (fr) * 2000-08-10 2002-09-20 Snecma Moteurs Bague de retention axiale d'un flasque sur un disque
US6575703B2 (en) 2001-07-20 2003-06-10 General Electric Company Turbine disk side plate
FR2850130B1 (fr) * 2003-01-16 2006-01-20 Snecma Moteurs Dispositif pour retenir un flasque annulaire contre une face radiale d'un disque
US6976827B2 (en) * 2003-10-14 2005-12-20 Pratt & Whitney Canada Corp. Rotor balancing device and method
FR2866057B1 (fr) * 2004-02-06 2006-04-28 Snecma Moteurs Dispositif d'equilibrage d'un disque de rotor, disque equipe d'un tel dispositif, et rotor ayant un tel disque
FR2868807B1 (fr) * 2004-04-09 2008-12-05 Snecma Moteurs Sa Dispositif d'equilibrage d'une piece en rotation en particulier d'un rotor de turboreacteur
US20050265846A1 (en) * 2004-06-01 2005-12-01 Przytulski James C Balance assembly for rotary turbine component and method for installing and/or adjusting balance weight
FR2885196B1 (fr) * 2005-04-29 2007-06-29 Snecma Moteurs Sa Dispositif d'equilibrage d'un rotor de turbomachine
FR2886012B1 (fr) * 2005-05-23 2007-07-06 Snecma Moteurs Sa Procede de calibrage en masse de pieces destinees a etre montees en peripherie d'un rotor
GB0524929D0 (en) * 2005-12-06 2006-01-18 Rolls Royce Plc Retention arrangement
FR2896289B1 (fr) * 2006-01-13 2008-03-28 Snecma Sa Masselotte d'equilibrage, disque de rotor en etant equipe, rotor et moteur d'aeronef les comportant
US8708652B2 (en) * 2007-06-27 2014-04-29 United Technologies Corporation Cover plate for turbine rotor having enclosed pump for cooling air
FR2918103B1 (fr) * 2007-06-27 2013-09-27 Snecma Dispositif de refroidissement des alveoles d'un disque de rotor de turbomachine.
US8328519B2 (en) 2008-09-24 2012-12-11 Pratt & Whitney Canada Corp. Rotor with improved balancing features
US8186954B2 (en) * 2008-09-30 2012-05-29 General Electric Company Gas turbine engine rotor and balance weight therefor
US8177487B2 (en) * 2009-05-04 2012-05-15 General Electric Company Rotary machine balance weights
GB0908502D0 (en) * 2009-05-19 2009-06-24 Rolls Royce Plc A balanced rotor for a turbine engine
US9297258B2 (en) 2009-06-16 2016-03-29 General Electric Company Trapped spring balance weight and rotor assembly
US8348616B2 (en) * 2009-06-16 2013-01-08 General Electric Company Trapped spring balance weight and rotor assembly
JP5379585B2 (ja) * 2009-07-15 2013-12-25 株式会社日立製作所 動翼装着部洗浄機能を備えた蒸気タービン
US8506253B2 (en) * 2009-08-19 2013-08-13 Pratt & Whitney Canada Corp. Balancing apparatus for rotor assembly
US8246305B2 (en) * 2009-10-01 2012-08-21 Pratt & Whitney Canada Corp. Gas turbine engine balancing
EP2397651A1 (fr) * 2010-06-17 2011-12-21 Siemens Aktiengesellschaft Poids de correction de l'équilibre fournissant une masse constante
EP2405100A1 (fr) * 2010-07-05 2012-01-11 Siemens Aktiengesellschaft Agencement d' étanchéité et d'équilibrage combiné pour disque de turbine
US9127563B2 (en) 2011-04-05 2015-09-08 General Electric Company Locking device arrangement for a rotating bladed stage
GB2491121B (en) * 2011-05-23 2014-10-01 Rolls Royce Plc Balancing of rotatable components
US8727735B2 (en) 2011-06-30 2014-05-20 General Electric Company Rotor assembly and reversible turbine blade retainer therefor
US20130170960A1 (en) * 2012-01-04 2013-07-04 General Electric Company Turbine assembly and method for reducing fluid flow between turbine components
US9828865B2 (en) * 2012-09-26 2017-11-28 United Technologies Corporation Turbomachine rotor groove
US10247003B2 (en) * 2013-09-26 2019-04-02 United Technologies Corporation Balanced rotating component for a gas powered engine
US9917488B2 (en) 2014-03-04 2018-03-13 Nidec Motor Corporation Motor including removable weights for balancing
FR3021689B1 (fr) * 2014-05-28 2016-08-19 Snecma Disque de turbomachine et procede pour son equilibrage
FR3024883B1 (fr) * 2014-08-14 2016-08-05 Snecma Module de turbomachine
GB201417038D0 (en) 2014-09-26 2014-11-12 Rolls Royce Plc A bladed rotor arrangement
FR3026430B1 (fr) * 2014-09-29 2020-07-10 Safran Aircraft Engines Roue de turbine dans une turbomachine
KR102182102B1 (ko) * 2014-11-27 2020-11-23 한화에어로스페이스 주식회사 터빈 장치
GB201504725D0 (en) * 2015-03-20 2015-05-06 Rolls Royce Plc A bladed rotor arrangement and a lock plate for a bladed rotor arrangement
US10024165B2 (en) * 2015-11-20 2018-07-17 United Technologies Corporation De-oiler balance weights for turbomachine rotors and systems for removing excess oil from turbomachine rotors
US10066485B2 (en) * 2015-12-04 2018-09-04 General Electric Company Turbomachine blade cover plate having radial cooling groove
ES2904620T3 (es) * 2016-03-31 2022-04-05 Nordex Energy Spain S A Procedimiento de equilibrado de rotor de aerogenerador, sistema y aerogenerador asociados
US10436224B2 (en) * 2016-04-01 2019-10-08 General Electric Company Method and apparatus for balancing a rotor
US10323519B2 (en) * 2016-06-23 2019-06-18 United Technologies Corporation Gas turbine engine having a turbine rotor with torque transfer and balance features
US10519970B2 (en) * 2017-02-09 2019-12-31 DOOSAN Heavy Industries Construction Co., LTD Compressor blade locking mechanism in disk with tangential groove
US10883370B2 (en) * 2018-08-14 2021-01-05 Raytheon Technologies Corporation Dovetail weight system for rotor balance
US12385435B1 (en) * 2023-04-12 2025-08-12 Rtx Corporation Bearing scavenge pump incorporated into turbine disk cover plate

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2613058A (en) * 1945-11-30 1952-10-07 Atkinson Joseph Cooled bladed rotor
SU129431A1 (ru) * 1950-08-11 1959-11-30 В.С. Осадченко Способ компенсации динамической неуравновешенности роторов турбин и компрессоров
US2753149A (en) * 1951-03-30 1956-07-03 United Aircraft Corp Blade lock
BE537113A (fr) * 1954-04-05
US3181835A (en) * 1964-01-07 1965-05-04 Carroll C Davis Blade vibration damping device
US3297302A (en) * 1965-10-24 1967-01-10 Gen Motors Corp Blade pin retention
US3572970A (en) * 1969-01-23 1971-03-30 Gen Electric Turbomachinery blade spacer
US3853425A (en) * 1973-09-07 1974-12-10 Westinghouse Electric Corp Turbine rotor blade cooling and sealing system
US3888601A (en) * 1974-05-23 1975-06-10 Gen Electric Turbomachine with balancing means
US3930751A (en) * 1974-07-05 1976-01-06 Carrier Corporation Bucket locking mechanism
SU549581A1 (ru) * 1975-05-23 1977-03-05 Куйбышевский авиационный институт Лопатка турбомашины
FR2358545A1 (fr) * 1976-07-16 1978-02-10 Snecma Perfectionnements aux dispositifs d'equilibrage de rotors
US4304523A (en) * 1980-06-23 1981-12-08 General Electric Company Means and method for securing a member to a structure
GB2105790A (en) * 1981-09-15 1983-03-30 Rolls Royce Balanced bladed rotor
US4648799A (en) * 1981-09-22 1987-03-10 Westinghouse Electric Corp. Cooled combustion turbine blade with retrofit blade seal
FR2523208A1 (fr) * 1982-03-12 1983-09-16 Snecma Dispositif d'amortissement des vibrations d'aubes mobiles de turbine
US4480957A (en) * 1983-04-14 1984-11-06 General Electric Company Dynamic response modification and stress reduction in dovetail and blade assembly
US4477226A (en) * 1983-05-09 1984-10-16 General Electric Company Balance for rotating member
JPS61192597U (fr) * 1985-05-24 1986-11-29
US4803893A (en) * 1987-09-24 1989-02-14 United Technologies Corporation High speed rotor balance system
US4898514A (en) * 1987-10-27 1990-02-06 United Technologies Corporation Turbine balance arrangement with integral air passage
US4842485A (en) * 1988-02-10 1989-06-27 Westinghouse Electric Corp. Balanced turbine rotor and method for making the same
US4890981A (en) * 1988-12-30 1990-01-02 General Electric Company Boltless rotor blade retainer

Also Published As

Publication number Publication date
IL92600A0 (en) 1990-08-31
FR2645902A1 (fr) 1990-10-19
DE3940981A1 (de) 1990-10-18
GB2231095A (en) 1990-11-07
SE466412B (sv) 1992-02-10
GB8927664D0 (en) 1990-02-07
SE8904237D0 (sv) 1989-12-15
JPH02275002A (ja) 1990-11-09
FR2645902B1 (fr) 1994-07-29
GB2231095B (en) 1994-02-23
JP2672676B2 (ja) 1997-11-05
DE3940981C2 (de) 1999-11-25
US5018943A (en) 1991-05-28
SE8904237L (sv) 1990-10-18

Similar Documents

Publication Publication Date Title
IL92600A0 (en) Boltless balance weight for turbine rotors
GB2223277B (en) Aerofoil blade damping
AU2188088A (en) Rotor balancing
GB2234358B (en) Bladed rotor and balancing means therefor
EP0247025A3 (en) Weight balancing for oscillating drives
GR880100095A (en) Centrifugal turbine
EP0434615A3 (en) Turbine
GB2243590B (en) Main helicopter rotor
GB2243591B (en) Main helicopter rotor
GB2245661B (en) Turbine balancing system
GB2220712B (en) Open rotor blading
GB2219842B (en) Rapid balancing of the shafts of turbines
GB2236163B (en) Balance weight for rotary shaft
GB8609696D0 (en) Balancer
GB8922338D0 (en) Helicopter rotors
GB2203315B (en) Multi-phonic balancer
GB2243588B (en) Main helicopter rotor
EP0332213A3 (en) Platform balance
GB8901952D0 (en) Balancing game
GB8925313D0 (en) Bladed rotor
GB2233584B (en) Centrifuge rotors
GB2228553B (en) Balance weights for rotatable shafts
ZA877286B (en) Viscoelastic weight composition
GB8818024D0 (en) Variable mass rotor
PL276600A1 (en) Method for balancing the rigid rotors

Legal Events

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