DE68908676D1 - Turbinenschaufeldämpfer und -sicherung. - Google Patents
Turbinenschaufeldämpfer und -sicherung.Info
- Publication number
- DE68908676D1 DE68908676D1 DE89630209T DE68908676T DE68908676D1 DE 68908676 D1 DE68908676 D1 DE 68908676D1 DE 89630209 T DE89630209 T DE 89630209T DE 68908676 T DE68908676 T DE 68908676T DE 68908676 D1 DE68908676 D1 DE 68908676D1
- Authority
- DE
- Germany
- Prior art keywords
- fuse
- turbine blade
- blade damper
- damper
- turbine
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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)
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 |
---|---|
DE68908676D1 true DE68908676D1 (de) | 1993-09-30 |
DE68908676T2 DE68908676T2 (de) | 1993-12-23 |
Family
ID=23089538
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89630209T Expired - Fee Related DE68908676T2 (de) | 1988-12-14 | 1989-12-06 | Turbinenschaufeldämpfer und -sicherung. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4872810A (de) |
EP (1) | EP0374079B1 (de) |
JP (1) | JP2938908B2 (de) |
KR (1) | KR0146702B1 (de) |
CN (1) | CN1023243C (de) |
AU (1) | AU629270B2 (de) |
DE (1) | DE68908676T2 (de) |
IL (1) | IL92517A (de) |
Families Citing this family (76)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0437977A1 (de) * | 1990-01-18 | 1991-07-24 | United Technologies Corporation | Randkonfiguration einer Turbinenschiebe |
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 |
GB2255298B (en) * | 1991-04-26 | 1995-02-15 | Turbine Blading Ltd | Turbine blade repair |
GB9109016D0 (en) * | 1991-04-26 | 1991-06-12 | Turbine Blading Ltd | Turbine blade repair |
US5302085A (en) * | 1992-02-03 | 1994-04-12 | General Electric Company | Turbine blade damper |
US5261790A (en) * | 1992-02-03 | 1993-11-16 | General Electric Company | Retention device for 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 |
US5313786A (en) * | 1992-11-24 | 1994-05-24 | United Technologies Corporation | Gas turbine blade damper |
US5228835A (en) * | 1992-11-24 | 1993-07-20 | United Technologies Corporation | Gas turbine blade seal |
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 |
US20040213672A1 (en) * | 2003-04-25 | 2004-10-28 | Gautreau James Charles | 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 |
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 (de) * | 2006-10-17 | 2008-04-23 | Siemens Aktiengesellschaft | Turbinenschaufelanordnung |
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 |
EP2053285A1 (de) * | 2007-10-25 | 2009-04-29 | Siemens Aktiengesellschaft | Turbinenschaufelanordnung |
RU2486349C2 (ru) * | 2007-10-25 | 2013-06-27 | Сименс Акциенгезелльшафт | Уплотнительный гребень, узел лопаток турбины и газовая турбина, содержащая такой узел лопаток |
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 |
WO2014160641A1 (en) * | 2013-03-25 | 2014-10-02 | United Technologies Corporation | Rotor blade 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 |
WO2015112238A1 (en) * | 2014-01-24 | 2015-07-30 | United Technologies Corporation | Toggle seal for a rim seal |
EP2942483B2 (de) | 2014-04-01 | 2022-09-28 | Raytheon Technologies Corporation | Belüftete bordseitige tangenzialdüse für einen gasturbinenmotor |
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 (de) | 2017-08-01 | 2021-09-29 | General Electric Company | Dichtungssystem für eine rotationsmaschine |
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)
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 |
-
1988
- 1988-12-14 US US07/284,269 patent/US4872810A/en not_active Expired - Lifetime
-
1989
- 1989-12-01 IL IL92517A patent/IL92517A/xx not_active IP Right Cessation
- 1989-12-04 AU AU45876/89A patent/AU629270B2/en not_active Ceased
- 1989-12-06 EP EP89630209A patent/EP0374079B1/de not_active Expired - Lifetime
- 1989-12-06 DE DE89630209T patent/DE68908676T2/de not_active Expired - Fee Related
- 1989-12-13 KR KR1019890018436A patent/KR0146702B1/ko not_active IP Right Cessation
- 1989-12-13 JP JP1323676A patent/JP2938908B2/ja not_active Expired - Fee Related
- 1989-12-13 CN CN89109371A patent/CN1023243C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0374079A1 (de) | 1990-06-20 |
US4872810A (en) | 1989-10-10 |
CN1043540A (zh) | 1990-07-04 |
IL92517A0 (en) | 1990-08-31 |
IL92517A (en) | 1993-04-04 |
KR900010208A (ko) | 1990-07-06 |
AU4587689A (en) | 1990-06-21 |
DE68908676T2 (de) | 1993-12-23 |
KR0146702B1 (ko) | 1998-08-17 |
AU629270B2 (en) | 1992-10-01 |
EP0374079B1 (de) | 1993-08-25 |
JPH02211302A (ja) | 1990-08-22 |
JP2938908B2 (ja) | 1999-08-25 |
CN1023243C (zh) | 1993-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |