EP1136653A3 - Aubage avec éléments amortisseurs - Google Patents
Aubage avec éléments amortisseurs Download PDFInfo
- Publication number
- EP1136653A3 EP1136653A3 EP01105747A EP01105747A EP1136653A3 EP 1136653 A3 EP1136653 A3 EP 1136653A3 EP 01105747 A EP01105747 A EP 01105747A EP 01105747 A EP01105747 A EP 01105747A EP 1136653 A3 EP1136653 A3 EP 1136653A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- blading
- area
- rotor
- blades
- bucket
- 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.)
- Withdrawn
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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/04—Antivibration arrangements
- F01D25/06—Antivibration arrangements for preventing blade vibration
-
- 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
-
- 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
- F05D2250/70—Shape
-
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10014198 | 2000-03-22 | ||
DE10014198A DE10014198A1 (de) | 2000-03-22 | 2000-03-22 | Beschaufelung mit Dämpfungselementen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1136653A2 EP1136653A2 (fr) | 2001-09-26 |
EP1136653A3 true EP1136653A3 (fr) | 2003-10-15 |
Family
ID=7635892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01105747A Withdrawn EP1136653A3 (fr) | 2000-03-22 | 2001-03-08 | Aubage avec éléments amortisseurs |
Country Status (3)
Country | Link |
---|---|
US (1) | US6450769B2 (fr) |
EP (1) | EP1136653A3 (fr) |
DE (1) | DE10014198A1 (fr) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002544432A (ja) * | 1999-05-14 | 2002-12-24 | シーメンス アクチエンゲゼルシヤフト | ロータに対する漏れ止め装置付き流体機械 |
US6851932B2 (en) * | 2003-05-13 | 2005-02-08 | General Electric Company | Vibration damper assembly for the buckets of a turbine |
US7367123B2 (en) * | 2005-05-12 | 2008-05-06 | General Electric Company | Coated bucket damper pin and related method |
US7270517B2 (en) * | 2005-10-06 | 2007-09-18 | Siemens Power Generation, Inc. | Turbine blade with vibration damper |
DE102006041322A1 (de) * | 2006-09-01 | 2008-04-24 | Rolls-Royce Deutschland Ltd & Co Kg | Dämpfungs- und Dichtungssystem für Turbinenschaufeln |
GB0814018D0 (en) * | 2008-08-01 | 2008-09-10 | Rolls Royce Plc | Vibration damper |
US8137072B2 (en) * | 2008-10-31 | 2012-03-20 | Solar Turbines Inc. | Turbine blade including a seal pocket |
US8393869B2 (en) | 2008-12-19 | 2013-03-12 | Solar Turbines Inc. | Turbine blade assembly including a damper |
US8834123B2 (en) * | 2009-12-29 | 2014-09-16 | Rolls-Royce Corporation | Turbomachinery component |
FR2962481B1 (fr) * | 2010-07-12 | 2012-08-31 | Snecma Propulsion Solide | Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz |
US8876478B2 (en) | 2010-11-17 | 2014-11-04 | General Electric Company | Turbine blade combined damper and sealing pin and related method |
US8915718B2 (en) * | 2012-04-24 | 2014-12-23 | United Technologies Corporation | Airfoil including damper member |
US9140132B2 (en) | 2012-05-31 | 2015-09-22 | Solar Turbines Incorporated | Turbine blade support |
DE102012106789B4 (de) * | 2012-07-26 | 2022-10-27 | Ihi Charging Systems International Gmbh | Verstellbarer Leitapparat für eine Turbine, Turbine für einen Abgasturbolader und Abgasturbolader |
US9309782B2 (en) | 2012-09-14 | 2016-04-12 | General Electric Company | Flat bottom damper pin for turbine blades |
US9353629B2 (en) | 2012-11-30 | 2016-05-31 | Solar Turbines Incorporated | Turbine blade apparatus |
US10584597B2 (en) | 2015-09-03 | 2020-03-10 | General Electric Company | Variable cross-section damper pin for a turbine blade |
US10443408B2 (en) | 2015-09-03 | 2019-10-15 | General Electric Company | Damper pin for a turbine blade |
US10385701B2 (en) | 2015-09-03 | 2019-08-20 | General Electric Company | Damper pin for a turbine blade |
US10472975B2 (en) | 2015-09-03 | 2019-11-12 | General Electric Company | Damper pin having elongated bodies for damping adjacent turbine blades |
DE102016205997A1 (de) * | 2016-04-11 | 2017-10-12 | MTU Aero Engines AG | Leitschaufelsegment |
US10662784B2 (en) | 2016-11-28 | 2020-05-26 | Raytheon Technologies Corporation | Damper with varying thickness for a blade |
US10677073B2 (en) | 2017-01-03 | 2020-06-09 | Raytheon Technologies Corporation | Blade platform with damper restraint |
US10731479B2 (en) * | 2017-01-03 | 2020-08-04 | Raytheon Technologies Corporation | Blade platform with damper restraint |
EP3438410B1 (fr) | 2017-08-01 | 2021-09-29 | General Electric Company | Système d'étanchéité pour machine rotative |
GB2573520A (en) * | 2018-05-08 | 2019-11-13 | Rolls Royce Plc | A damper |
DE102018221533A1 (de) | 2018-12-12 | 2020-06-18 | MTU Aero Engines AG | Turbomaschinen Schaufelanordnung |
FR3096734B1 (fr) * | 2019-05-29 | 2021-12-31 | Safran Aircraft Engines | Ensemble pour turbomachine |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666376A (en) * | 1971-01-05 | 1972-05-30 | United Aircraft Corp | Turbine blade damper |
US4182598A (en) * | 1977-08-29 | 1980-01-08 | United Technologies Corporation | Turbine blade damper |
SU1127979A1 (ru) * | 1983-02-23 | 1984-12-07 | Предприятие П/Я Р-6837 | Рабочее колесо турбомашины |
EP0509838A1 (fr) * | 1991-04-19 | 1992-10-21 | General Electric Company | Amortissement des vibrations des aubes de turbines à gaz |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4872812A (en) * | 1987-08-05 | 1989-10-10 | General Electric Company | Turbine blade plateform sealing and vibration damping apparatus |
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 |
US5478207A (en) * | 1994-09-19 | 1995-12-26 | General Electric Company | Stable blade vibration damper for gas turbine engine |
US6042336A (en) * | 1998-11-25 | 2000-03-28 | United Technologies Corporation | Offset center of gravity radial damper |
-
2000
- 2000-03-22 DE DE10014198A patent/DE10014198A1/de not_active Ceased
-
2001
- 2001-03-08 EP EP01105747A patent/EP1136653A3/fr not_active Withdrawn
- 2001-03-08 US US09/800,777 patent/US6450769B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666376A (en) * | 1971-01-05 | 1972-05-30 | United Aircraft Corp | Turbine blade damper |
US4182598A (en) * | 1977-08-29 | 1980-01-08 | United Technologies Corporation | Turbine blade damper |
SU1127979A1 (ru) * | 1983-02-23 | 1984-12-07 | Предприятие П/Я Р-6837 | Рабочее колесо турбомашины |
EP0509838A1 (fr) * | 1991-04-19 | 1992-10-21 | General Electric Company | Amortissement des vibrations des aubes de turbines à gaz |
Also Published As
Publication number | Publication date |
---|---|
US20010024614A1 (en) | 2001-09-27 |
DE10014198A1 (de) | 2001-09-27 |
EP1136653A2 (fr) | 2001-09-26 |
US6450769B2 (en) | 2002-09-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
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AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ALSTOM (SWITZERLAND) LTD |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ALSTOM (SWITZERLAND) LTD |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
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AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
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RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ALSTOM TECHNOLOGY LTD |
|
17P | Request for examination filed |
Effective date: 20040325 |
|
AKX | Designation fees paid |
Designated state(s): DE GB |
|
17Q | First examination report despatched |
Effective date: 20040628 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20051025 |