EP1154125A3 - Aubage avec des éléments amortisseurs - Google Patents

Aubage avec des éléments amortisseurs Download PDF

Info

Publication number: EP1154125A3
Authority: EP; European Patent Office
Prior art keywords: rotor; blades; damping elements; damping; blade arrangement
Prior art date: 2000-05-08
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.): Granted

Application number

EP01109099A

Other languages

German (de)

English (en)

Other versions

EP1154125A2 (fr

EP1154125B1 (fr

Inventor

Herbert Brandl

Rudolf Dr. Kellerer

Brammajyosula Dr. Ravindra

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

GE Vernova GmbH

Original Assignee

Alstom Schweiz AG

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.)

2000-05-08

Filing date

2001-04-12

Publication date

2003-10-29

2001-04-12 Application filed by Alstom Schweiz AG filed Critical Alstom Schweiz AG

2001-11-14 Publication of EP1154125A2 publication Critical patent/EP1154125A2/fr

2003-10-29 Publication of EP1154125A3 publication Critical patent/EP1154125A3/fr

2006-03-15 Application granted granted Critical

2006-03-15 Publication of EP1154125B1 publication Critical patent/EP1154125B1/fr

2021-04-12 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- F01D5/22—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
- 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)

EP01109099A 2000-05-08 2001-04-12 Aubage avec des éléments amortisseurs Expired - Lifetime EP1154125B1 (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE10022244A DE10022244A1 (de)	2000-05-08	2000-05-08	Schaufelanordnung mit Dämpfungselementen
DE10022244		2000-05-08

Publications (3)

Publication Number	Publication Date
EP1154125A2 EP1154125A2 (fr)	2001-11-14
EP1154125A3 true EP1154125A3 (fr)	2003-10-29
EP1154125B1 EP1154125B1 (fr)	2006-03-15

Family

ID=7641102

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP01109099A Expired - Lifetime EP1154125B1 (fr)	2000-05-08	2001-04-12	Aubage avec des éléments amortisseurs

Country Status (3)

Country	Link
US (1)	US6478544B2 (fr)
EP (1)	EP1154125B1 (fr)
DE (2)	DE10022244A1 (fr)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6851932B2 (en) *	2003-05-13	2005-02-08	General Electric Company	Vibration damper assembly for the buckets of a turbine
DE10340773A1 (de) *	2003-09-02	2005-03-24	Man Turbomaschinen Ag	Rotor einer Dampf- oder Gasturbine
US7270517B2 (en) *	2005-10-06	2007-09-18	Siemens Power Generation, Inc.	Turbine blade with vibration damper
EP1818506A1 (fr)	2006-02-08	2007-08-15	Siemens Aktiengesellschaft	Réduction de la fatigue répétitive dans un pied de sapin
US7534090B2 (en) *	2006-06-13	2009-05-19	General Electric Company	Enhanced bucket vibration system
DE102006041322A1 (de) *	2006-09-01	2008-04-24	Rolls-Royce Deutschland Ltd & Co Kg	Dämpfungs- und Dichtungssystem für Turbinenschaufeln
US7762773B2 (en) *	2006-09-22	2010-07-27	Siemens Energy, Inc.	Turbine airfoil cooling system with platform edge cooling channels
EP1925781A1 (fr) *	2006-11-23	2008-05-28	Siemens Aktiengesellschaft	Agencement d'aubes
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
ES2542159T3 (es) *	2009-03-09	2015-07-31	Ge Avio S.R.L.	Rotor para turbomáquinas
EP2434098A1 (fr) *	2010-09-24	2012-03-28	Siemens Aktiengesellschaft	Agencement d'aubes et turbine à gaz associée
JP5675282B2 (ja) *	2010-11-09	2015-02-25	三菱重工業株式会社	動翼体及び回転機械
US8577504B1 (en) *	2010-11-24	2013-11-05	United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration	System for suppressing vibration in turbomachine components
US9366142B2 (en) *	2011-10-28	2016-06-14	General Electric Company	Thermal plug for turbine bucket shank cavity and related method
US9140132B2 (en)	2012-05-31	2015-09-22	Solar Turbines Incorporated	Turbine blade support
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
US10316670B2 (en) *	2013-12-05	2019-06-11	United Technologies Corporation	Hollow blade having internal damper
DE102013226015A1 (de) *	2013-12-16	2015-07-16	MTU Aero Engines AG	Schaufelgitter
US9624780B2 (en) *	2013-12-17	2017-04-18	General Electric Company	System and method for securing axially inserted buckets to a rotor assembly
US9797270B2 (en) *	2013-12-23	2017-10-24	Rolls-Royce North American Technologies Inc.	Recessable damper for turbine
JP6366310B2 (ja) *	2014-03-18	2018-08-01	三菱日立パワーシステムズ株式会社	シール構造、動翼、及び回転機械
EP2942481B1 (fr)	2014-05-07	2019-03-27	Rolls-Royce Corporation	Rotor pour un moteur à turbine à gaz
JP5863894B2 (ja) *	2014-07-09	2016-02-17	三菱日立パワーシステムズ株式会社	動翼体及び回転機械
EP3023584B1 (fr) *	2014-11-24	2019-07-17	MTU Aero Engines GmbH	Aube de turbomachine et turbomachine axiale
EP3043085A1 (fr)	2015-01-08	2016-07-13	Siemens Aktiengesellschaft	Agencement d'aubes pour une turbo-machine thermique à flux axial et procédé de montage d'un élément amortisseur entre deux aubes d'une couronne d'aube d'une turbo-machine thermique
EP3078808A1 (fr)	2015-04-07	2016-10-12	Siemens Aktiengesellschaft	Rangée d'aubes pour une turbomachine
US10584597B2 (en)	2015-09-03	2020-03-10	General Electric Company	Variable cross-section 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
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
US10662784B2 (en) *	2016-11-28	2020-05-26	Raytheon Technologies Corporation	Damper with varying thickness for a blade
US10731479B2 (en)	2017-01-03	2020-08-04	Raytheon Technologies Corporation	Blade platform with damper restraint
US10677073B2 (en)	2017-01-03	2020-06-09	Raytheon Technologies Corporation	Blade platform with damper restraint
JP7039355B2 (ja) *	2018-03-28	2022-03-22	三菱重工業株式会社	回転機械
JP7267427B2 (ja) *	2018-12-20	2023-05-01	シーメンスエナジーグローバルゲゼルシャフトミットベシュレンクテルハフツングウントコンパニーコマンディートゲゼルシャフト	ブレードロータシステムと対応する保守点検方法
CN110925030B (zh) *	2019-12-05	2022-03-08	中国航发四川燃气涡轮研究院	一种带嵌入式叶冠阻尼的低压涡轮模拟叶片
CN113803115B (zh) *	2020-06-16	2024-04-05	中国航发商用航空发动机有限责任公司	涡轮叶片缘板阻尼器、涡轮叶片和航空发动机
CN114382549B (zh) *	2020-10-21	2024-04-23	中国航发商用航空发动机有限责任公司	涡轮和航空发动机
US11525464B2 (en)	2021-03-23	2022-12-13	Pratt & Whitney Canada Corp.	Rotor with centrifugally wedged damper
US11391157B1 (en)	2021-03-23	2022-07-19	Pratt & Whitney Canada Corp.	Damped rotor assembly
JP7756559B2 (ja) *	2021-12-22	2025-10-20	三菱重工業株式会社	回転機械

Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2942843A (en) *	1956-06-15	1960-06-28	Westinghouse Electric Corp	Blade vibration damping structure
FR1263677A (fr) *	1960-07-29	1961-06-09	Havilland Engine Co Ltd	Dispositif antivibratoire applicable à des organes rotatifs
GB2112466A (en) *	1981-12-30	1983-07-20	Rolls Royce	Rotor blade vibration damping
SU1127979A1 (ru) *	1983-02-23	1984-12-07	Предприятие П/Я Р-6837	Рабочее колесо турбомашины
US5143517A (en) *	1990-08-08	1992-09-01	Societe Nationale D'etude Et De Construction De Moteurs D'aviation"S.N.E.M.C.A."	Turbofan with dynamic vibration damping
US5700133A (en) *	1995-09-21	1997-12-23	Societe Nationale D'etude Et De Construction De Moteurs D'aviation Snecma	Damper disposition mounted between rotor vanes
EP0918139A2 (fr) *	1997-11-25	1999-05-26	ROLLS-ROYCE plc	Amortisseur à friction

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE6910098U (de)	1969-03-12	1969-07-03	Hasso Bodenstein	Zerlegbare anbaukueche mit montagerahmen
US4767247A (en) *	1987-02-24	1988-08-30	Westinghouse Electric Corp.	Apparatus and method for preventing relative blade motion in steam turbine
GB2223277B (en)	1988-09-30	1992-08-12	Rolls Royce Plc	Aerofoil blade damping
US5156528A (en)	1991-04-19	1992-10-20	General Electric Company	Vibration damping of gas turbine engine buckets
US5205713A (en) *	1991-04-29	1993-04-27	General Electric Company	Fan blade damper
US5261790A (en) *	1992-02-03	1993-11-16	General Electric Company	Retention device for turbine blade damper

2000
- 2000-05-08 DE DE10022244A patent/DE10022244A1/de not_active Withdrawn
2001
- 2001-04-12 EP EP01109099A patent/EP1154125B1/fr not_active Expired - Lifetime
- 2001-04-12 US US09/832,846 patent/US6478544B2/en not_active Expired - Lifetime
- 2001-04-12 DE DE50109189T patent/DE50109189D1/de not_active Expired - Lifetime

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2942843A (en) *	1956-06-15	1960-06-28	Westinghouse Electric Corp	Blade vibration damping structure
FR1263677A (fr) *	1960-07-29	1961-06-09	Havilland Engine Co Ltd	Dispositif antivibratoire applicable à des organes rotatifs
GB2112466A (en) *	1981-12-30	1983-07-20	Rolls Royce	Rotor blade vibration damping
SU1127979A1 (ru) *	1983-02-23	1984-12-07	Предприятие П/Я Р-6837	Рабочее колесо турбомашины
US5143517A (en) *	1990-08-08	1992-09-01	Societe Nationale D'etude Et De Construction De Moteurs D'aviation"S.N.E.M.C.A."	Turbofan with dynamic vibration damping
US5700133A (en) *	1995-09-21	1997-12-23	Societe Nationale D'etude Et De Construction De Moteurs D'aviation Snecma	Damper disposition mounted between rotor vanes
EP0918139A2 (fr) *	1997-11-25	1999-05-26	ROLLS-ROYCE plc	Amortisseur à friction

Also Published As

Publication number	Publication date
DE10022244A1 (de)	2001-11-15
US6478544B2 (en)	2002-11-12
EP1154125A2 (fr)	2001-11-14
DE50109189D1 (de)	2006-05-11
US20010038793A1 (en)	2001-11-08
EP1154125B1 (fr)	2006-03-15

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2002-01-09	RAP1	Party data changed (applicant data changed or rights of an application transferred)	Owner name: ALSTOM (SWITZERLAND) LTD
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Publication	Publication Date	Title
EP1154125A3 (fr)	2003-10-29	Aubage avec des éléments amortisseurs
EP1136653A3 (fr)	2003-10-15	Aubage avec éléments amortisseurs
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