JP2002339704A5 - - Google Patents

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Publication number
JP2002339704A5
JP2002339704A5 JP2002049093A JP2002049093A JP2002339704A5 JP 2002339704 A5 JP2002339704 A5 JP 2002339704A5 JP 2002049093 A JP2002049093 A JP 2002049093A JP 2002049093 A JP2002049093 A JP 2002049093A JP 2002339704 A5 JP2002339704 A5 JP 2002339704A5
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JP
Japan
Prior art keywords
airfoil
layer
rotor
cavity
damping material
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.)
Granted
Application number
JP2002049093A
Other languages
English (en)
Japanese (ja)
Other versions
JP4128373B2 (ja
JP2002339704A (ja
Filing date
Publication date
Priority claimed from US09/844,207 external-priority patent/US6471484B1/en
Application filed filed Critical
Publication of JP2002339704A publication Critical patent/JP2002339704A/ja
Publication of JP2002339704A5 publication Critical patent/JP2002339704A5/ja
Application granted granted Critical
Publication of JP4128373B2 publication Critical patent/JP4128373B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2002049093A 2001-04-27 2002-02-26 ロータ組立体の振動を減衰する方法及び装置 Expired - Fee Related JP4128373B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/844,207 US6471484B1 (en) 2001-04-27 2001-04-27 Methods and apparatus for damping rotor assembly vibrations
US09/844207 2001-04-27

Publications (3)

Publication Number Publication Date
JP2002339704A JP2002339704A (ja) 2002-11-27
JP2002339704A5 true JP2002339704A5 (cg-RX-API-DMAC7.html) 2005-08-11
JP4128373B2 JP4128373B2 (ja) 2008-07-30

Family

ID=25292115

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002049093A Expired - Fee Related JP4128373B2 (ja) 2001-04-27 2002-02-26 ロータ組立体の振動を減衰する方法及び装置

Country Status (4)

Country Link
US (1) US6471484B1 (cg-RX-API-DMAC7.html)
EP (1) EP1253290B1 (cg-RX-API-DMAC7.html)
JP (1) JP4128373B2 (cg-RX-API-DMAC7.html)
ES (1) ES2393917T3 (cg-RX-API-DMAC7.html)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7026736B2 (en) * 2003-12-01 2006-04-11 Vladilen Safonov Turbine generator vibration damper system
GB0406444D0 (en) * 2004-03-23 2004-04-28 Rolls Royce Plc An article having a vibration damping coating and a method of applying a vibration damping coating to an article
US20080124480A1 (en) * 2004-09-03 2008-05-29 Mo-How Herman Shen Free layer blade damper by magneto-mechanical materials
US20120135272A1 (en) 2004-09-03 2012-05-31 Mo-How Herman Shen Method for applying a low residual stress damping coating
US7121800B2 (en) * 2004-09-13 2006-10-17 United Technologies Corporation Turbine blade nested seal damper assembly
US7278830B2 (en) * 2005-05-18 2007-10-09 Allison Advanced Development Company, Inc. Composite filled gas turbine engine blade with gas film damper
DE102006002617A1 (de) * 2006-01-19 2007-07-26 Mtu Aero Engines Gmbh Verfahren zur Fräsbearbeitung von Bauteilen
GB2444485B (en) * 2006-12-05 2009-03-04 Rolls Royce Plc A method of applying a constrained layer damping material
FR2918107B1 (fr) 2007-06-26 2013-04-12 Snecma Dispositif amortisseur adapte aux arbres de turbomachine.
FR2918109B1 (fr) 2007-06-26 2013-05-24 Snecma Roue mobile pour un turboreacteur et turboreacteur la comportant
FR2918108B1 (fr) 2007-06-26 2009-10-02 Snecma Sa Dispositif amortisseur pour stator de turbomachine
US8011892B2 (en) * 2007-06-28 2011-09-06 United Technologies Corporation Turbine blade nested seal and damper assembly
GB2450936B (en) * 2007-07-13 2010-01-20 Rolls Royce Plc Bladed rotor balancing
FR2921099B1 (fr) 2007-09-13 2013-12-06 Snecma Dispositif d'amortissement pour aube en materiau composite
US8172541B2 (en) * 2009-02-27 2012-05-08 General Electric Company Internally-damped airfoil and method therefor
FR2943102B1 (fr) * 2009-03-12 2014-05-02 Snecma Aube en materiau composite comportant un dispositif d'amortissement.
US9151170B2 (en) 2011-06-28 2015-10-06 United Technologies Corporation Damper for an integrally bladed rotor
FR2978196B1 (fr) * 2011-07-20 2016-12-09 Snecma Aubes de turbomachine comprenant une plaque rapportee sur une partie principale
US9221120B2 (en) * 2012-01-04 2015-12-29 United Technologies Corporation Aluminum fan blade construction with welded cover
US10215027B2 (en) 2012-01-04 2019-02-26 United Technologies Corporation Aluminum fan blade construction with welded cover
US9121288B2 (en) 2012-05-04 2015-09-01 Siemens Energy, Inc. Turbine blade with tuned damping structure
US9151165B2 (en) 2012-10-22 2015-10-06 United Technologies Corporation Reversible blade damper
WO2014158254A1 (en) * 2013-03-14 2014-10-02 United Technologies Corporation Fan blade damping device
US10023951B2 (en) 2013-10-22 2018-07-17 Mo-How Herman Shen Damping method including a face-centered cubic ferromagnetic damping material, and components having same
US9458534B2 (en) 2013-10-22 2016-10-04 Mo-How Herman Shen High strain damping method including a face-centered cubic ferromagnetic damping coating, and components having same
US10808718B2 (en) 2013-10-30 2020-10-20 Raytheon Technologies Corporation Fan blade composite segments
GB201506197D0 (en) 2015-04-13 2015-05-27 Rolls Royce Plc Rotor damper
GB201506196D0 (en) 2015-04-13 2015-05-27 Rolls Royce Plc Rotor damper
FR3085300B1 (fr) * 2018-08-31 2022-01-21 Safran Aircraft Engines Aube en materiau composite a film anti-erosion renforce et procede de protection associe
US10995632B2 (en) * 2019-03-11 2021-05-04 Raytheon Technologies Corporation Damped airfoil for a gas turbine engine
US11274557B2 (en) * 2019-11-27 2022-03-15 General Electric Company Damper assemblies for rotating drum rotors of gas turbine engines
US11280219B2 (en) * 2019-11-27 2022-03-22 General Electric Company Rotor support structures for rotating drum rotors of gas turbine engines
GB201918607D0 (en) * 2019-12-17 2020-01-29 Rolls Royce Plc Gimbals and their manufacture

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796513A (en) * 1972-06-19 1974-03-12 Westinghouse Electric Corp High damping blades
US5226784A (en) 1991-02-11 1993-07-13 General Electric Company Blade damper
IL103521A (en) * 1991-12-26 1996-10-31 Gen Electric Visco-elastic muffler for motor struts
US5302085A (en) 1992-02-03 1994-04-12 General Electric Company Turbine blade damper
US5498137A (en) * 1995-02-17 1996-03-12 United Technologies Corporation Turbine engine rotor blade vibration damping device
US5820343A (en) 1995-07-31 1998-10-13 United Technologies Corporation Airfoil vibration damping device
US5827047A (en) 1996-06-27 1998-10-27 United Technologies Corporation Turbine blade damper and seal
US5725355A (en) * 1996-12-10 1998-03-10 General Electric Company Adhesive bonded fan blade
US5820346A (en) 1996-12-17 1998-10-13 General Electric Company Blade damper for a turbine engine
US5785499A (en) 1996-12-24 1998-07-28 United Technologies Corporation Turbine blade damper and seal
US6039542A (en) * 1997-12-24 2000-03-21 General Electric Company Panel damped hybrid blade
JPH11247605A (ja) * 1997-12-26 1999-09-14 United Technol Corp <Utc> タ―ボマシ―ンコンポ―ネントの振動緩衝方法及び装置
US6193465B1 (en) 1998-09-28 2001-02-27 General Electric Company Trapped insert turbine airfoil
JP2000130102A (ja) * 1998-10-29 2000-05-09 Ishikawajima Harima Heavy Ind Co Ltd 回転機械翼端構造
US6171058B1 (en) 1999-04-01 2001-01-09 General Electric Company Self retaining blade damper
US6155789A (en) 1999-04-06 2000-12-05 General Electric Company Gas turbine engine airfoil damper and method for production

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