JP4995368B2 - 内部冷却式動翼先端シュラウド - Google Patents

内部冷却式動翼先端シュラウド Download PDF

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Publication number
JP4995368B2
JP4995368B2 JP2000269440A JP2000269440A JP4995368B2 JP 4995368 B2 JP4995368 B2 JP 4995368B2 JP 2000269440 A JP2000269440 A JP 2000269440A JP 2000269440 A JP2000269440 A JP 2000269440A JP 4995368 B2 JP4995368 B2 JP 4995368B2
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JP
Japan
Prior art keywords
shroud
tip
turbine
cooling
seal
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
JP2000269440A
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English (en)
Japanese (ja)
Other versions
JP2001132406A (ja
JP2001132406A5 (enExample
Inventor
ダニエル・ジョン・ハリス
ロバート・エー・フレデリック
ローレンス・ポール・ティムコ
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.)
General Electric Co
Original Assignee
General Electric Co
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Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2001132406A publication Critical patent/JP2001132406A/ja
Publication of JP2001132406A5 publication Critical patent/JP2001132406A5/ja
Application granted granted Critical
Publication of JP4995368B2 publication Critical patent/JP4995368B2/ja
Anticipated expiration legal-status Critical
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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
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • 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
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2000269440A 1999-09-07 2000-09-06 内部冷却式動翼先端シュラウド Expired - Fee Related JP4995368B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/390,993 US6254345B1 (en) 1999-09-07 1999-09-07 Internally cooled blade tip shroud
US09/390993 1999-09-07

Publications (3)

Publication Number Publication Date
JP2001132406A JP2001132406A (ja) 2001-05-15
JP2001132406A5 JP2001132406A5 (enExample) 2007-10-18
JP4995368B2 true JP4995368B2 (ja) 2012-08-08

Family

ID=23544787

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000269440A Expired - Fee Related JP4995368B2 (ja) 1999-09-07 2000-09-06 内部冷却式動翼先端シュラウド

Country Status (3)

Country Link
US (1) US6254345B1 (enExample)
EP (1) EP1083299A3 (enExample)
JP (1) JP4995368B2 (enExample)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19963377A1 (de) * 1999-12-28 2001-07-12 Abb Alstom Power Ch Ag Turbinenschaufel mit aktiv gekühltem Deckbandelement
US6382905B1 (en) 2000-04-28 2002-05-07 General Electric Company Fan casing liner support
US6431820B1 (en) 2001-02-28 2002-08-13 General Electric Company Methods and apparatus for cooling gas turbine engine blade tips
US6892931B2 (en) * 2002-12-27 2005-05-17 General Electric Company Methods for replacing portions of turbine shroud supports
US6893216B2 (en) * 2003-07-17 2005-05-17 General Electric Company Turbine bucket tip shroud edge profile
US6890150B2 (en) * 2003-08-12 2005-05-10 General Electric Company Center-located cutter teeth on shrouded turbine blades
EP1591625A1 (en) 2004-04-30 2005-11-02 ALSTOM Technology Ltd Gas turbine blade shroud
EP1591626A1 (de) * 2004-04-30 2005-11-02 Alstom Technology Ltd Schaufel für Gasturbine
US7131817B2 (en) * 2004-07-30 2006-11-07 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7198467B2 (en) * 2004-07-30 2007-04-03 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
US7144215B2 (en) * 2004-07-30 2006-12-05 General Electric Company Method and apparatus for cooling gas turbine engine rotor blades
JP4628865B2 (ja) * 2005-05-16 2011-02-09 株式会社日立製作所 ガスタービン動翼とそれを用いたガスタービン及びその発電プラント
US20060280610A1 (en) * 2005-06-13 2006-12-14 Heyward John P Turbine blade and method of fabricating same
US7686581B2 (en) * 2006-06-07 2010-03-30 General Electric Company Serpentine cooling circuit and method for cooling tip shroud
DE602007006468D1 (de) * 2007-06-25 2010-06-24 Siemens Ag Turbinenanordnung und Verfahren zur Kühlung eines Deckbands an der Spitze einer Turbinenschaufel
US20090097979A1 (en) * 2007-07-31 2009-04-16 Omer Duane Erdmann Rotor blade
US8322986B2 (en) * 2008-07-29 2012-12-04 General Electric Company Rotor blade and method of fabricating the same
US7956486B2 (en) * 2009-05-23 2011-06-07 Abel Echemendia Windmill electric generator for hydroelectric power system
JP5232084B2 (ja) * 2009-06-21 2013-07-10 株式会社東芝 タービン動翼
US8608424B2 (en) * 2009-10-09 2013-12-17 General Electric Company Contoured honeycomb seal for a turbomachine
EP2369134A1 (en) * 2010-03-12 2011-09-28 Industria de Turbo Propulsores S.A. Turbine blade with cavities for the reduction of weight and vibrations
RU2547542C2 (ru) * 2010-11-29 2015-04-10 Альстом Текнолоджи Лтд Осевая газовая турбина
RU2547541C2 (ru) * 2010-11-29 2015-04-10 Альстом Текнолоджи Лтд Осевая газовая турбина
US20120195742A1 (en) * 2011-01-28 2012-08-02 Jain Sanjeev Kumar Turbine bucket for use in gas turbine engines and methods for fabricating the same
US9163519B2 (en) 2011-07-28 2015-10-20 General Electric Company Cap for ceramic blade tip shroud
US9127560B2 (en) * 2011-12-01 2015-09-08 General Electric Company Cooled turbine blade and method for cooling a turbine blade
ES2773743T3 (es) 2011-12-13 2020-07-14 Mtu Aero Engines Gmbh Paleta que tiene un conjunto de nervaduras con un recubrimiento abrasivo
US9249667B2 (en) 2012-03-15 2016-02-02 General Electric Company Turbomachine blade with improved stiffness to weight ratio
US9334742B2 (en) * 2012-10-05 2016-05-10 General Electric Company Rotor blade and method for cooling the rotor blade
US9266618B2 (en) 2013-11-18 2016-02-23 Honeywell International Inc. Gas turbine engine turbine blade tip active clearance control system and method
KR102005546B1 (ko) 2014-01-08 2019-07-30 한화에어로스페이스 주식회사 가스 터빈용 터빈 블레이드 내부 냉각채널 유로
WO2016135779A1 (ja) * 2015-02-26 2016-09-01 株式会社 東芝 タービン動翼及びタービン
US10094228B2 (en) * 2015-05-01 2018-10-09 General Electric Company Turbine dovetail slot heat shield
US20170002659A1 (en) * 2015-07-01 2017-01-05 United Technologies Corporation Tip shrouded high aspect ratio compressor stage
US10184342B2 (en) * 2016-04-14 2019-01-22 General Electric Company System for cooling seal rails of tip shroud of turbine blade
US10900378B2 (en) 2017-06-16 2021-01-26 Honeywell International Inc. Turbine tip shroud assembly with plural shroud segments having internal cooling passages
US10677084B2 (en) 2017-06-16 2020-06-09 Honeywell International Inc. Turbine tip shroud assembly with plural shroud segments having inter-segment seal arrangement
US11060407B2 (en) * 2017-06-22 2021-07-13 General Electric Company Turbomachine rotor blade
US10724380B2 (en) 2017-08-07 2020-07-28 General Electric Company CMC blade with internal support
US10641108B2 (en) * 2018-04-06 2020-05-05 United Technologies Corporation Turbine blade shroud for gas turbine engine with power turbine and method of manufacturing same

Family Cites Families (18)

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Publication number Priority date Publication date Assignee Title
US3527544A (en) * 1968-12-12 1970-09-08 Gen Motors Corp Cooled blade shroud
GB1426049A (en) * 1972-10-21 1976-02-25 Rolls Royce Rotor blade for a gas turbine engine
GB1483532A (en) * 1974-09-13 1977-08-24 Rolls Royce Stator structure for a gas turbine engine
GB1605335A (en) * 1975-08-23 1991-12-18 Rolls Royce A rotor blade for a gas turbine engine
US4224011A (en) * 1977-10-08 1980-09-23 Rolls-Royce Limited Cooled rotor blade for a gas turbine engine
US4214851A (en) * 1978-04-20 1980-07-29 General Electric Company Structural cooling air manifold for a gas turbine engine
DE2907748C2 (de) * 1979-02-28 1987-02-12 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Einrichtung zur Minimierung und Konstanthaltung des Schaufelspitzenspiels einer axial durchströmten Hochdruckturbine eines Gasturbinentriebwerks
FR2519374B1 (fr) * 1982-01-07 1986-01-24 Snecma Dispositif de refroidissement des talons d'aubes mobiles d'une turbine
US4512712A (en) * 1983-08-01 1985-04-23 United Technologies Corporation Turbine stator assembly
GB2236147B (en) * 1989-08-24 1993-05-12 Rolls Royce Plc Gas turbine engine with turbine tip clearance control device and method of operation
US5350277A (en) * 1992-11-20 1994-09-27 General Electric Company Closed-circuit steam-cooled bucket with integrally cooled shroud for gas turbines and methods of steam-cooling the buckets and shrouds
JPH0676601U (ja) * 1993-04-09 1994-10-28 三菱重工業株式会社 ガスタービン空冷動翼
GB2319308B (en) * 1996-11-12 2001-02-28 Rolls Royce Plc Gas turbine engine turbine system
JP3495554B2 (ja) * 1997-04-24 2004-02-09 三菱重工業株式会社 ガスタービン静翼の冷却シュラウド
JPH1122489A (ja) * 1997-07-04 1999-01-26 Toshiba Corp タービン冷却翼
JPH11229808A (ja) * 1998-02-16 1999-08-24 Mitsubishi Heavy Ind Ltd ガスタービン動翼
DE19860245A1 (de) * 1998-12-24 2000-06-29 Abb Alstom Power Ch Ag Turbinenschaufel mit aktiv gekühltem Deckbandelement
EP1013884B1 (de) * 1998-12-24 2005-07-27 ALSTOM Technology Ltd Turbinenschaufel mit aktiv gekühltem Deckbandelememt

Also Published As

Publication number Publication date
JP2001132406A (ja) 2001-05-15
EP1083299A2 (en) 2001-03-14
US6254345B1 (en) 2001-07-03
EP1083299A3 (en) 2004-03-17

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