JP4128373B2 - ロータ組立体の振動を減衰する方法及び装置 - Google Patents

ロータ組立体の振動を減衰する方法及び装置 Download PDF

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Publication number
JP4128373B2
JP4128373B2 JP2002049093A JP2002049093A JP4128373B2 JP 4128373 B2 JP4128373 B2 JP 4128373B2 JP 2002049093 A JP2002049093 A JP 2002049093A JP 2002049093 A JP2002049093 A JP 2002049093A JP 4128373 B2 JP4128373 B2 JP 4128373B2
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JP
Japan
Prior art keywords
airfoil
rotor
layer
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.)
Expired - Fee Related
Application number
JP2002049093A
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English (en)
Japanese (ja)
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JP2002339704A (ja
JP2002339704A5 (cg-RX-API-DMAC7.html
Inventor
デビッド・ウィリアム・クラル
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General Electric Co
Original Assignee
General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2002339704A publication Critical patent/JP2002339704A/ja
Publication of JP2002339704A5 publication Critical patent/JP2002339704A5/ja
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Publication of JP4128373B2 publication Critical patent/JP4128373B2/ja
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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
    • F01D5/14—Form or construction
    • F01D5/16—Form or construction for counteracting blade vibration
    • 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)
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 JP2002339704A5 (cg-RX-API-DMAC7.html) 2005-08-11
JP4128373B2 true 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)

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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

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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

Also Published As

Publication number Publication date
ES2393917T3 (es) 2013-01-02
US6471484B1 (en) 2002-10-29
EP1253290A2 (en) 2002-10-30
EP1253290A3 (en) 2006-06-07
JP2002339704A (ja) 2002-11-27
EP1253290B1 (en) 2012-09-12
US20020159882A1 (en) 2002-10-31

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