SG114718A1 - Cooled rotor blade with vibration damping device - Google Patents
Cooled rotor blade with vibration damping deviceInfo
- Publication number
- SG114718A1 SG114718A1 SG200500768A SG200500768A SG114718A1 SG 114718 A1 SG114718 A1 SG 114718A1 SG 200500768 A SG200500768 A SG 200500768A SG 200500768 A SG200500768 A SG 200500768A SG 114718 A1 SG114718 A1 SG 114718A1
- Authority
- SG
- Singapore
- Prior art keywords
- rotor blade
- vibration damping
- damping device
- cooled rotor
- cooled
- Prior art date
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
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/16—Form or construction for counteracting blade vibration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/23—Three-dimensional prismatic
- F05D2250/231—Three-dimensional prismatic cylindrical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/23—Three-dimensional prismatic
- F05D2250/232—Three-dimensional prismatic conical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/30—Retaining components in desired mutual position
-
- 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)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/779,277 US7121801B2 (en) | 2004-02-13 | 2004-02-13 | Cooled rotor blade with vibration damping device |
Publications (1)
Publication Number | Publication Date |
---|---|
SG114718A1 true SG114718A1 (en) | 2005-09-28 |
Family
ID=34701414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200500768A SG114718A1 (en) | 2004-02-13 | 2005-02-14 | Cooled rotor blade with vibration damping device |
Country Status (9)
Country | Link |
---|---|
US (1) | US7121801B2 (ko) |
EP (1) | EP1564375B1 (ko) |
JP (1) | JP4035130B2 (ko) |
KR (1) | KR100701547B1 (ko) |
CA (1) | CA2487476A1 (ko) |
IL (1) | IL166635A0 (ko) |
NO (1) | NO20050747L (ko) |
SG (1) | SG114718A1 (ko) |
TW (1) | TWI251053B (ko) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7824158B2 (en) * | 2007-06-25 | 2010-11-02 | General Electric Company | Bimaterial turbine blade damper |
US8240120B2 (en) * | 2007-10-25 | 2012-08-14 | United Technologies Corporation | Vibration management for gas turbine engines |
US8393869B2 (en) | 2008-12-19 | 2013-03-12 | Solar Turbines Inc. | Turbine blade assembly including a damper |
US8246305B2 (en) * | 2009-10-01 | 2012-08-21 | Pratt & Whitney Canada Corp. | Gas turbine engine balancing |
US8398374B2 (en) * | 2010-01-27 | 2013-03-19 | General Electric Company | Method and apparatus for a segmented turbine bucket assembly |
EP2484870A1 (de) * | 2011-02-08 | 2012-08-08 | MTU Aero Engines GmbH | Turbomaschinenschaufel mit Stimmkörper sowie Verfahren zum Entwurf einer Turbomaschine |
ES2793725T3 (es) * | 2010-11-16 | 2020-11-16 | Mtu Aero Engines Gmbh | Conjunto de paletas del rotor para una turbina |
US9403208B2 (en) | 2010-12-30 | 2016-08-02 | United Technologies Corporation | Method and casting core for forming a landing for welding a baffle inserted in an airfoil |
US10287897B2 (en) | 2011-09-08 | 2019-05-14 | General Electric Company | Turbine rotor blade assembly and method of assembling same |
US9074482B2 (en) | 2012-04-24 | 2015-07-07 | United Technologies Corporation | Airfoil support method and apparatus |
US9121286B2 (en) | 2012-04-24 | 2015-09-01 | United Technologies Corporation | Airfoil having tapered buttress |
US9296039B2 (en) | 2012-04-24 | 2016-03-29 | United Technologies Corporation | Gas turbine engine airfoil impingement cooling |
US9404369B2 (en) | 2012-04-24 | 2016-08-02 | United Technologies Corporation | Airfoil having minimum distance ribs |
US9267380B2 (en) | 2012-04-24 | 2016-02-23 | United Technologies Corporation | Airfoil including loose damper |
US9243502B2 (en) | 2012-04-24 | 2016-01-26 | United Technologies Corporation | Airfoil cooling enhancement and method of making the same |
US8915718B2 (en) | 2012-04-24 | 2014-12-23 | United Technologies Corporation | Airfoil including damper member |
US9175570B2 (en) | 2012-04-24 | 2015-11-03 | United Technologies Corporation | Airfoil including member connected by articulated joint |
US9133712B2 (en) | 2012-04-24 | 2015-09-15 | United Technologies Corporation | Blade having porous, abradable element |
US9249668B2 (en) * | 2012-04-24 | 2016-02-02 | United Technologies Corporation | Airfoil with break-way, free-floating damper member |
US9181806B2 (en) | 2012-04-24 | 2015-11-10 | United Technologies Corporation | Airfoil with powder damper |
US9470095B2 (en) | 2012-04-24 | 2016-10-18 | United Technologies Corporation | Airfoil having internal lattice network |
JP6431839B2 (ja) | 2012-06-30 | 2018-11-28 | ゼネラル・エレクトリック・カンパニイ | タービンブレード封止構造体 |
US10012085B2 (en) * | 2013-03-13 | 2018-07-03 | United Technologies Corporation | Turbine blade and damper retention |
EP3044420B1 (en) | 2013-09-11 | 2024-07-03 | General Electric Company | Ply architecture for integral platform and damper retaining features in cmc turbine blades |
WO2015112891A1 (en) * | 2014-01-24 | 2015-07-30 | United Technologies Corporation | Additive manufacturing process grown integrated torsional damper mechanism in gas turbine engine blade |
JP6503698B2 (ja) * | 2014-11-17 | 2019-04-24 | 株式会社Ihi | 軸流機械の翼 |
US10774653B2 (en) | 2018-12-11 | 2020-09-15 | Raytheon Technologies Corporation | Composite gas turbine engine component with lattice structure |
FR3096731B1 (fr) * | 2019-05-29 | 2021-05-07 | Safran Aircraft Engines | Ensemble pour turbomachine |
US11391175B2 (en) | 2019-06-13 | 2022-07-19 | The Regents Of The University Of Michigan | Vibration absorber dampers for integrally bladed rotors and other cyclic symmetric structures |
US11248475B2 (en) * | 2019-12-10 | 2022-02-15 | General Electric Company | Damper stacks for turbomachine rotor blades |
US11187089B2 (en) * | 2019-12-10 | 2021-11-30 | General Electric Company | Damper stacks for turbomachine rotor blades |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2957675A (en) * | 1956-05-07 | 1960-10-25 | Gen Electric | Damping means |
US4257734A (en) | 1978-03-22 | 1981-03-24 | Rolls-Royce Limited | Guide vanes for gas turbine engines |
GB2078310A (en) * | 1980-06-23 | 1982-01-06 | Rolls Royce | Gas turbine rotor blade vibration damping system |
DE3629910A1 (de) | 1986-09-03 | 1988-03-17 | Mtu Muenchen Gmbh | Metallisches hohlbauteil mit einem metallischen einsatz, insbesondere turbinenschaufel mit kuehleinsatz |
US5165860A (en) * | 1991-05-20 | 1992-11-24 | United Technologies Corporation | Damped airfoil blade |
US5288207A (en) | 1992-11-24 | 1994-02-22 | United Technologies Corporation | Internally cooled turbine airfoil |
US5558497A (en) | 1995-07-31 | 1996-09-24 | United Technologies Corporation | Airfoil vibration damping device |
US5820343A (en) * | 1995-07-31 | 1998-10-13 | United Technologies Corporation | Airfoil vibration damping device |
JP3897402B2 (ja) | 1997-06-13 | 2007-03-22 | 三菱重工業株式会社 | ガスタービン静翼インサート挿入構造及び方法 |
US6902376B2 (en) * | 2002-12-26 | 2005-06-07 | General Electric Company | Compressor blade with dovetail slotted to reduce stress on the airfoil leading edge |
-
2004
- 2004-02-13 US US10/779,277 patent/US7121801B2/en not_active Expired - Lifetime
- 2004-11-09 CA CA002487476A patent/CA2487476A1/en not_active Abandoned
- 2004-11-22 TW TW093135894A patent/TWI251053B/zh not_active IP Right Cessation
- 2004-12-09 JP JP2004357454A patent/JP4035130B2/ja not_active Expired - Fee Related
- 2004-12-13 KR KR1020040104773A patent/KR100701547B1/ko not_active IP Right Cessation
-
2005
- 2005-02-01 IL IL16663505A patent/IL166635A0/xx unknown
- 2005-02-11 EP EP05250820.7A patent/EP1564375B1/en active Active
- 2005-02-11 NO NO20050747A patent/NO20050747L/no not_active Application Discontinuation
- 2005-02-14 SG SG200500768A patent/SG114718A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
TWI251053B (en) | 2006-03-11 |
EP1564375B1 (en) | 2016-08-31 |
KR20050081863A (ko) | 2005-08-19 |
IL166635A0 (en) | 2006-01-15 |
US7121801B2 (en) | 2006-10-17 |
EP1564375A2 (en) | 2005-08-17 |
EP1564375A3 (en) | 2008-10-08 |
KR100701547B1 (ko) | 2007-03-30 |
JP4035130B2 (ja) | 2008-01-16 |
CA2487476A1 (en) | 2005-08-13 |
US20060120875A1 (en) | 2006-06-08 |
JP2005226637A (ja) | 2005-08-25 |
NO20050747L (no) | 2005-08-15 |
NO20050747D0 (no) | 2005-02-11 |
TW200526863A (en) | 2005-08-16 |
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