NL8403110A - Afdichting voor rotorblad-voetplaat. - Google Patents

Afdichting voor rotorblad-voetplaat. Download PDF

Info

Publication number
NL8403110A
NL8403110A NL8403110A NL8403110A NL8403110A NL 8403110 A NL8403110 A NL 8403110A NL 8403110 A NL8403110 A NL 8403110A NL 8403110 A NL8403110 A NL 8403110A NL 8403110 A NL8403110 A NL 8403110A
Authority
NL
Netherlands
Prior art keywords
base plate
seal
blade
edge
pair
Prior art date
Application number
NL8403110A
Other languages
English (en)
Dutch (nl)
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 NL8403110A publication Critical patent/NL8403110A/nl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals
    • 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
    • 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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
NL8403110A 1983-10-24 1984-10-12 Afdichting voor rotorblad-voetplaat. NL8403110A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/544,933 US4505642A (en) 1983-10-24 1983-10-24 Rotor blade interplatform seal
US54493383 1983-10-24

Publications (1)

Publication Number Publication Date
NL8403110A true NL8403110A (nl) 1985-05-17

Family

ID=24174182

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8403110A NL8403110A (nl) 1983-10-24 1984-10-12 Afdichting voor rotorblad-voetplaat.

Country Status (13)

Country Link
US (1) US4505642A (da)
JP (1) JPS60111003A (da)
KR (1) KR850003923A (da)
BE (1) BE900845A (da)
CA (1) CA1209483A (da)
CH (1) CH665684A5 (da)
DE (1) DE3436663A1 (da)
DK (1) DK504784A (da)
GR (1) GR80598B (da)
IL (1) IL73167A (da)
NL (1) NL8403110A (da)
TR (1) TR22355A (da)
YU (1) YU181884A (da)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580946A (en) * 1984-11-26 1986-04-08 General Electric Company Fan blade platform seal
US4743166A (en) * 1984-12-20 1988-05-10 General Electric Company Blade root seal
US4743164A (en) * 1986-12-29 1988-05-10 United Technologies Corporation Interblade seal for turbomachine rotor
US4872812A (en) * 1987-08-05 1989-10-10 General Electric Company Turbine blade plateform sealing and vibration damping apparatus
CA1340877C (en) * 1987-12-28 2000-01-18 Takashi Sugiyama Elastase inhibitory polypeptide and process for production thereof by recombinant gene technology
GB2223277B (en) * 1988-09-30 1992-08-12 Rolls Royce Plc Aerofoil blade damping
US4872810A (en) * 1988-12-14 1989-10-10 United Technologies Corporation Turbine rotor retention system
US4936749A (en) * 1988-12-21 1990-06-26 General Electric Company Blade-to-blade vibration damper
EP0437977A1 (en) * 1990-01-18 1991-07-24 United Technologies Corporation Turbine rim configuration
US5201849A (en) * 1990-12-10 1993-04-13 General Electric Company Turbine rotor seal body
US5108261A (en) * 1991-07-11 1992-04-28 United Technologies Corporation Compressor disk assembly
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
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
US5415526A (en) * 1993-11-19 1995-05-16 Mercadante; Anthony J. Coolable rotor assembly
US5573375A (en) * 1994-12-14 1996-11-12 United Technologies Corporation Turbine engine rotor blade platform sealing and vibration damping device
US5513955A (en) * 1994-12-14 1996-05-07 United Technologies Corporation Turbine engine rotor blade platform seal
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
US5820338A (en) * 1997-04-24 1998-10-13 United Technologies Corporation Fan blade interplatform seal
US6750238B1 (en) * 2000-05-12 2004-06-15 The University Of Toledo Aralkyl ester soft drugs
FR2840352B1 (fr) * 2002-05-30 2005-12-16 Snecma Moteurs Maitrise de la zone de fuite sous plate-forme d'aube
US7121802B2 (en) * 2004-07-13 2006-10-17 General Electric Company Selectively thinned turbine blade
US7467924B2 (en) * 2005-08-16 2008-12-23 United Technologies Corporation Turbine blade including revised platform
US7371044B2 (en) * 2005-10-06 2008-05-13 Siemens Power Generation, Inc. Seal plate for turbine rotor assembly between turbine blade and turbine vane
US20090096174A1 (en) * 2007-02-28 2009-04-16 United Technologies Corporation Blade outer air seal for a gas turbine engine
GB201016597D0 (en) * 2010-10-04 2010-11-17 Rolls Royce Plc Turbine disc cooling arrangement
US8905716B2 (en) 2012-05-31 2014-12-09 United Technologies Corporation Ladder seal system for gas turbine engines
US9587495B2 (en) 2012-06-29 2017-03-07 United Technologies Corporation Mistake proof damper pocket seals
WO2014051688A1 (en) 2012-09-28 2014-04-03 United Technologies Corporation Seal damper with improved retention
US9920627B2 (en) 2014-05-22 2018-03-20 United Technologies Corporation Rotor heat shield
US10458264B2 (en) * 2015-05-05 2019-10-29 United Technologies Corporation Seal arrangement for turbine engine component
EP3438410B1 (en) 2017-08-01 2021-09-29 General Electric Company Sealing system for a rotary machine

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA697702A (en) * 1964-11-10 John A. Wilson, Iii Bladed rotor and baffle assembly
CH335695A (de) * 1955-12-06 1959-01-31 Bbc Brown Boveri & Cie Fuss zur Befestigung von Schaufeln in Läufern von Turbomaschinen
US2999631A (en) * 1958-09-05 1961-09-12 Gen Electric Dual airfoil
US3104093A (en) * 1961-04-11 1963-09-17 United Aircraft Corp Blade damping device
GB996729A (en) * 1963-12-16 1965-06-30 Rolls Royce Improvements relating to turbines and compressors
US3309058A (en) * 1965-06-21 1967-03-14 Rolls Royce Bladed rotor
US3752598A (en) * 1971-11-17 1973-08-14 United Aircraft Corp Segmented duct seal
US3841792A (en) * 1973-03-09 1974-10-15 Westinghouse Electric Corp Turbomachine blade lock and seal device
US3936230A (en) * 1974-05-09 1976-02-03 The United States Of America As Represented By The Secretary Of The Air Force Self-supported, self-locating seal for turbine engines
US4029436A (en) * 1975-06-17 1977-06-14 United Technologies Corporation Blade root feather seal
DE2658345A1 (de) * 1976-12-23 1978-06-29 Motoren Turbinen Union Rezirkulationsdichtung fuer stroemungsmaschinen, insbesondere gasturbinenstrahltriebwerke
GB1549152A (en) * 1977-01-11 1979-08-01 Rolls Royce Rotor stage for a gas trubine engine
US4183720A (en) * 1978-01-03 1980-01-15 The United States Of America As Represented By The Secretary Of The Air Force Composite fan blade platform double wedge centrifugal seal
SU836371A1 (ru) * 1979-04-09 1981-06-07 Предприятие П/Я М-5641 Рабочее колесо турбомашины
US4326835A (en) * 1979-10-29 1982-04-27 General Motors Corporation Blade platform seal for ceramic/metal rotor assembly
FR2503247B1 (fr) * 1981-04-07 1985-06-14 Snecma Perfectionnements aux etages de turbine a gaz de turboreacteurs munis de moyens de refroidissement par air du disque de la roue de la turbine
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

Also Published As

Publication number Publication date
TR22355A (tr) 1987-02-24
CH665684A5 (de) 1988-05-31
YU181884A (en) 1988-06-30
DK504784D0 (da) 1984-10-23
BE900845A (nl) 1985-02-15
CA1209483A (en) 1986-08-12
US4505642A (en) 1985-03-19
DE3436663A1 (de) 1985-05-09
GR80598B (en) 1984-12-18
KR850003923A (ko) 1985-06-29
JPS60111003A (ja) 1985-06-17
IL73167A (en) 1989-03-31
DK504784A (da) 1985-04-25

Similar Documents

Publication Publication Date Title
NL8403110A (nl) Afdichting voor rotorblad-voetplaat.
US4527952A (en) Device for locking a turbine rotor blade
US5431543A (en) Turbine blade locking assembly
CA2498144A1 (en) Blade retention scheme using a retention tab
US1719415A (en) Turbine-blade attachment
US4743164A (en) Interblade seal for turbomachine rotor
US4480959A (en) Device for damping vibrations of mobile turbine blades
RU2160367C2 (ru) Устройство крепления лопатки газовой турбины
EP1081337A2 (en) Cover plates for turbomachine blades
US5860787A (en) Rotor blade axial retention assembly
FR2866057A1 (fr) Dispositif d'equilibrage d'un disque de rotor, disque equipe d'un tel dispositif, et rotor ayant un tel disque
JP3907259B2 (ja) ブロワ羽根の根元を保持する装置
EP0061948A1 (fr) Rotor de turboréacteur, notamment de soufflante, comportant des dispositifs de verrouillage d'aubes et de fixation d'un capot avant
JPS59101599A (ja) 送風機翼の軸方向及び径方向固定装置
CN1872491A (zh) 组装带罩的涡轮机叶片和切向进入燕尾榫的方法和系统
US3479009A (en) Blade retainer
EP0908644A2 (en) Rotary Damper
JP2010523873A (ja) ロータにおける動翼の軸方向固定構造とその軸方向固定構造を備えたガスタービン
US10196916B2 (en) Rotor disk having an end-side sealing element
RU2010100402A (ru) Вращающийся дисковый нож, способ установки вращающегося дискового ножа и способ демонтажа вращающегося дискового ножа
JPH1119897A (ja) 書類裁断機の切断機構
JP3081098B2 (ja) 軸流式の圧縮機またはタービンに用いられる回転羽根を軸方向で位置固定し、かつロータアンバランスを排除するための装置
GB2398843A (en) Rotor wheel assembly with dovetail root arrangement
EP0914567B1 (fr) Disque a garnitures de friction pour embrayage mecanique
US6146279A (en) Torque damping device, in particular clutch friction, particularly for motor vehicles

Legal Events

Date Code Title Description
BV The patent application has lapsed