DE69919491D1 - Schwingungsdämpfer für rotierende Maschinen - Google Patents
Schwingungsdämpfer für rotierende MaschinenInfo
- Publication number
- DE69919491D1 DE69919491D1 DE69919491T DE69919491T DE69919491D1 DE 69919491 D1 DE69919491 D1 DE 69919491D1 DE 69919491 T DE69919491 T DE 69919491T DE 69919491 T DE69919491 T DE 69919491T DE 69919491 D1 DE69919491 D1 DE 69919491D1
- Authority
- DE
- Germany
- Prior art keywords
- vibration damper
- rotating machines
- machines
- rotating
- damper
- 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 - Lifetime
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
- 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
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
-
- 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)
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/199,615 US6042336A (en) | 1998-11-25 | 1998-11-25 | Offset center of gravity radial damper |
US199615 | 1998-11-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69919491D1 true DE69919491D1 (de) | 2004-09-23 |
DE69919491T2 DE69919491T2 (de) | 2004-12-23 |
Family
ID=22738302
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69919491T Expired - Lifetime DE69919491T2 (de) | 1998-11-25 | 1999-11-25 | Schwingungsdämpfer für rotierende Maschinen |
Country Status (5)
Country | Link |
---|---|
US (1) | US6042336A (de) |
EP (1) | EP1004749B1 (de) |
JP (1) | JP2000161005A (de) |
KR (1) | KR100584798B1 (de) |
DE (1) | DE69919491T2 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1252376C (zh) * | 1999-05-14 | 2006-04-19 | 西门子公司 | 带有转子密封***的流体机械 |
DE10014198A1 (de) * | 2000-03-22 | 2001-09-27 | Alstom Power Nv | Beschaufelung mit Dämpfungselementen |
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 |
US7806410B2 (en) | 2007-02-20 | 2010-10-05 | United Technologies Corporation | Damping device for a stationary labyrinth seal |
GB0814018D0 (en) * | 2008-08-01 | 2008-09-10 | Rolls Royce Plc | Vibration damper |
US8137067B2 (en) * | 2008-11-05 | 2012-03-20 | General Electric Company | Turbine with interrupted purge flow |
US8215915B2 (en) * | 2009-05-15 | 2012-07-10 | Siemens Energy, Inc. | Blade closing key system for a turbine engine |
US8745990B2 (en) * | 2009-07-27 | 2014-06-10 | Rolls-Royce Corporation | Gas turbine engine with integrated electric starter/generator |
US8176598B2 (en) * | 2009-08-03 | 2012-05-15 | General Electric Company | Locking spacer assembly for a circumferential dovetail rotor blade attachment system |
US8834123B2 (en) * | 2009-12-29 | 2014-09-16 | Rolls-Royce Corporation | Turbomachinery component |
EP2434098A1 (de) * | 2010-09-24 | 2012-03-28 | Siemens Aktiengesellschaft | Schaufelanordnung und zugehörige Gasturbine |
US9920625B2 (en) | 2011-01-13 | 2018-03-20 | Siemens Energy, Inc. | Turbine blade with laterally biased airfoil and platform centers of mass |
US9890648B2 (en) * | 2012-01-05 | 2018-02-13 | General Electric Company | Turbine rotor rim seal axial retention assembly |
US10641109B2 (en) * | 2013-03-13 | 2020-05-05 | United Technologies Corporation | Mass offset for damping performance |
KR102000350B1 (ko) | 2017-09-28 | 2019-07-15 | 두산중공업 주식회사 | 압축기 블레이드, 압축기 블레이드용 압축기 블레이드 댐퍼, 압축기 블레이드를 포함하는 압축기 및 이를 포함하는 가스 터빈 |
JP2022148852A (ja) | 2021-03-24 | 2022-10-06 | 三菱重工航空エンジン株式会社 | タービン動翼及びタービン |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1074594B (de) * | 1961-02-23 | 1960-02-04 | D Napier &. Son Limited, London | Befestigung hohler tragflugelprofilierter Axialturbmen oder Axialverdichter Schaufeln |
US3666376A (en) * | 1971-01-05 | 1972-05-30 | United Aircraft Corp | Turbine blade damper |
BE791375A (fr) * | 1971-12-02 | 1973-03-01 | Gen Electric | Deflecteur et amortisseur pour ailettes de turbomachines |
US3841792A (en) * | 1973-03-09 | 1974-10-15 | Westinghouse Electric Corp | Turbomachine blade lock and seal device |
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 |
US4347040A (en) * | 1980-10-02 | 1982-08-31 | United Technologies Corporation | Blade to blade vibration damper |
GB2228541B (en) * | 1989-02-23 | 1993-04-14 | Rolls Royce Plc | Device for damping vibrations in turbomachinery blades |
FR2665726B1 (fr) * | 1990-08-08 | 1993-07-02 | Snecma | Soufflante de turbomachine a amortisseur dynamique a cames. |
US5201849A (en) * | 1990-12-10 | 1993-04-13 | General Electric Company | Turbine rotor seal body |
US5820346A (en) * | 1996-12-17 | 1998-10-13 | General Electric Company | Blade damper for a turbine engine |
-
1998
- 1998-11-25 US US09/199,615 patent/US6042336A/en not_active Expired - Lifetime
-
1999
- 1999-11-22 KR KR1019990051840A patent/KR100584798B1/ko not_active IP Right Cessation
- 1999-11-25 DE DE69919491T patent/DE69919491T2/de not_active Expired - Lifetime
- 1999-11-25 EP EP99309426A patent/EP1004749B1/de not_active Expired - Lifetime
- 1999-11-25 JP JP11334256A patent/JP2000161005A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1004749A3 (de) | 2002-04-03 |
KR20000047689A (ko) | 2000-07-25 |
EP1004749B1 (de) | 2004-08-18 |
EP1004749A2 (de) | 2000-05-31 |
DE69919491T2 (de) | 2004-12-23 |
US6042336A (en) | 2000-03-28 |
KR100584798B1 (ko) | 2006-06-02 |
JP2000161005A (ja) | 2000-06-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |