DE60216360D1 - Verfahren zur Modifizierung einer Gasturbinenschaufel und Gasturbinenschaufel - Google Patents

Verfahren zur Modifizierung einer Gasturbinenschaufel und Gasturbinenschaufel

Info

Publication number
DE60216360D1
DE60216360D1 DE60216360T DE60216360T DE60216360D1 DE 60216360 D1 DE60216360 D1 DE 60216360D1 DE 60216360 T DE60216360 T DE 60216360T DE 60216360 T DE60216360 T DE 60216360T DE 60216360 D1 DE60216360 D1 DE 60216360D1
Authority
DE
Germany
Prior art keywords
gas turbine
turbine blade
modifying
blade
gas
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
DE60216360T
Other languages
English (en)
Other versions
DE60216360T2 (de
Inventor
Gerard Anthony Rinck
Hardev Singh
Mark Edward Stegemiller
Brian Alan Norton
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
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.)
Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE60216360D1 publication Critical patent/DE60216360D1/de
Publication of DE60216360T2 publication Critical patent/DE60216360T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • 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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow 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
    • F01D5/14—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
    • F01D5/186—Film cooling
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49318—Repairing or disassembling
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade
    • Y10T29/49341—Hollow blade with cooling passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE60216360T 2001-05-17 2002-05-15 Verfahren zur Modifizierung einer Gasturbinenschaufel und Gasturbinenschaufel Expired - Fee Related DE60216360T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US859610 2001-05-17
US09/859,610 US6554572B2 (en) 2001-05-17 2001-05-17 Gas turbine engine blade

Publications (2)

Publication Number Publication Date
DE60216360D1 true DE60216360D1 (de) 2007-01-11
DE60216360T2 DE60216360T2 (de) 2007-09-20

Family

ID=25331324

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60216360T Expired - Fee Related DE60216360T2 (de) 2001-05-17 2002-05-15 Verfahren zur Modifizierung einer Gasturbinenschaufel und Gasturbinenschaufel

Country Status (4)

Country Link
US (1) US6554572B2 (de)
EP (1) EP1258597B1 (de)
JP (1) JP4150952B2 (de)
DE (1) DE60216360T2 (de)

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* Cited by examiner, † Cited by third party
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US7008186B2 (en) * 2003-09-17 2006-03-07 General Electric Company Teardrop film cooled blade
GB2407136B (en) * 2003-10-15 2007-10-03 Alstom Turbine rotor blade for gas turbine engine
US6997679B2 (en) * 2003-12-12 2006-02-14 General Electric Company Airfoil cooling holes
US7216694B2 (en) * 2004-01-23 2007-05-15 United Technologies Corporation Apparatus and method for reducing operating stress in a turbine blade and the like
US7396205B2 (en) * 2004-01-31 2008-07-08 United Technologies Corporation Rotor blade for a rotary machine
US7121802B2 (en) * 2004-07-13 2006-10-17 General Electric Company Selectively thinned turbine blade
GB0424593D0 (en) * 2004-11-06 2004-12-08 Rolls Royce Plc A component having a film cooling arrangement
JP4931507B2 (ja) 2005-07-26 2012-05-16 スネクマ 壁内に形成された冷却流路
US7249934B2 (en) * 2005-08-31 2007-07-31 General Electric Company Pattern cooled turbine airfoil
CN101326342B (zh) * 2005-10-11 2012-06-13 阿尔斯通技术有限公司 涡轮机叶片
WO2007141596A2 (en) * 2005-12-29 2007-12-13 Rolls-Royce Power Engineering Plc Turbine nozzle blade airfoil geometry
US7632072B2 (en) 2005-12-29 2009-12-15 Rolls-Royce Power Engineering Plc Third stage turbine airfoil
WO2008090394A2 (en) 2005-12-29 2008-07-31 Rolls-Royce Power Engineering Plc Second stage turbine airfoil
WO2007085912A2 (en) 2005-12-29 2007-08-02 Rolls-Royce Power Engineering Plc Airfoil for a first stage nozzle guide vane
US7648340B2 (en) 2005-12-29 2010-01-19 Rolls-Royce Power Engineering Plc First stage turbine airfoil
US7722329B2 (en) 2005-12-29 2010-05-25 Rolls-Royce Power Engineering Plc Airfoil for a third stage nozzle guide vane
US8342797B2 (en) * 2009-08-31 2013-01-01 Rolls-Royce North American Technologies Inc. Cooled gas turbine engine airflow member
US8568085B2 (en) 2010-07-19 2013-10-29 Pratt & Whitney Canada Corp High pressure turbine vane cooling hole distrubution
US8944750B2 (en) 2011-12-22 2015-02-03 Pratt & Whitney Canada Corp. High pressure turbine vane cooling hole distribution
US9109453B2 (en) * 2012-07-02 2015-08-18 United Technologies Corporation Airfoil cooling arrangement
US9062556B2 (en) 2012-09-28 2015-06-23 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US9121289B2 (en) 2012-09-28 2015-09-01 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US9464528B2 (en) 2013-06-14 2016-10-11 Solar Turbines Incorporated Cooled turbine blade with double compound angled holes and slots
US9810072B2 (en) 2014-05-28 2017-11-07 General Electric Company Rotor blade cooling
US9581029B2 (en) 2014-09-24 2017-02-28 Pratt & Whitney Canada Corp. High pressure turbine blade cooling hole distribution
US10036259B2 (en) 2014-11-03 2018-07-31 United Technologies Corporation Turbine blade having film cooling hole arrangement
US10443434B2 (en) 2014-12-08 2019-10-15 United Technologies Corporation Turbine airfoil platform segment with film cooling hole arrangement
US10107140B2 (en) * 2014-12-08 2018-10-23 United Technologies Corporation Turbine airfoil segment having film cooling hole arrangement
US10301966B2 (en) 2014-12-08 2019-05-28 United Technologies Corporation Turbine airfoil platform segment with film cooling hole arrangement
US10060268B2 (en) 2014-12-17 2018-08-28 United Technologies Corporation Turbine blade having film cooling hole arrangement
GB201508795D0 (en) * 2015-05-22 2015-07-01 Rolls Royce Plc Cooling of turbine blades
DE102015224151B4 (de) 2015-12-03 2025-12-11 MTU Aero Engines AG Laufschaufel für eine Gasturbine und Gasturbine
US20180058224A1 (en) * 2016-08-23 2018-03-01 United Technologies Corporation Gas turbine blade with tip cooling
US10551327B2 (en) * 2018-04-11 2020-02-04 General Electric Company Cooling hole inspection system
JP7224928B2 (ja) 2019-01-17 2023-02-20 三菱重工業株式会社 タービン動翼及びガスタービン

Family Cites Families (14)

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Publication number Priority date Publication date Assignee Title
US3950114A (en) 1968-02-23 1976-04-13 General Motors Corporation Turbine blade
US3619082A (en) 1968-07-05 1971-11-09 Gen Motors Corp Turbine blade
US3560107A (en) 1968-09-25 1971-02-02 Gen Motors Corp Cooled airfoil
US3644059A (en) 1970-06-05 1972-02-22 John K Bryan Cooled airfoil
US3864199A (en) 1973-07-26 1975-02-04 Gen Motors Corp Angular discharge porous sheet
US5212940A (en) * 1991-04-16 1993-05-25 General Electric Company Tip clearance control apparatus and method
US5253976A (en) 1991-11-19 1993-10-19 General Electric Company Integrated steam and air cooling for combined cycle gas turbines
US5816777A (en) * 1991-11-29 1998-10-06 United Technologies Corporation Turbine blade cooling
US5927946A (en) 1997-09-29 1999-07-27 General Electric Company Turbine blade having recuperative trailing edge tip cooling
US6287075B1 (en) 1997-10-22 2001-09-11 General Electric Company Spanwise fan diffusion hole airfoil
US6077036A (en) * 1998-08-20 2000-06-20 General Electric Company Bowed nozzle vane with selective TBC
US6234754B1 (en) * 1999-08-09 2001-05-22 United Technologies Corporation Coolable airfoil structure
US6243948B1 (en) * 1999-11-18 2001-06-12 General Electric Company Modification and repair of film cooling holes in gas turbine engine components
US6283708B1 (en) * 1999-12-03 2001-09-04 United Technologies Corporation Coolable vane or blade for a turbomachine

Also Published As

Publication number Publication date
EP1258597A2 (de) 2002-11-20
DE60216360T2 (de) 2007-09-20
EP1258597A3 (de) 2005-01-26
JP2002364303A (ja) 2002-12-18
US6554572B2 (en) 2003-04-29
JP4150952B2 (ja) 2008-09-17
EP1258597B1 (de) 2006-11-29
US20020187039A1 (en) 2002-12-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee